FIRE WEATHER PLANNING FORECAST FOR SOUTHEAST WYOMING/WESTERN NEBRASKA NATIONAL WEATHER SERVICE CHEYENNE WY

FNUS55 KCYS 091026 FWFCYS FIRE WEATHER PLANNING FORECAST FOR SOUTHEAST WYOMING/WESTERN NEBRASKA NATIONAL WEATHER SERVICE CHEYENNE WY 426 AM MDT FRI MAY 9 2008 .DISCUSSION... A STORM SYSTEM AND ITS ASSOCIATED COLD FRONT WILL MOVE SLOWLY EAST ACROSS THE REGION THROUGH SATURDAY. THE RESULT WILL BE SHOWERS AND THUNDERSTORMS THIS AFTERNOON OVER THE DISTRICT... WITH SHOWERS LINGERING INTO SATURDAY. WEST WINDS WILL INCREASE OVER THE WYOMING PART OF THE DISTRICT THIS AFTERNOON...WITH STRONG NORTHWEST WINDS EXPECTED FOR SATURDAY. TEMPERATURES WILL ALSO BE QUITE A BIT COOLER OVER THE DISTRICT ON SATURDAY. HIGH PRESSURE OVER THE REGION WILL PROVIDE A BREAK IN THE WEATHER ON SUNDAY BEFORE SEVERAL STORM SYSTEMS AFFECT THE DISTRICT THE EARLY AND MID PART OF NEXT WEEK. WYZ293-092215- NORTH AND SOUTHWEST CARBON COUNTY- 426 AM MDT FRI MAY 9 2008 .TODAY... SKY/WEATHER.........MOSTLY CLOUDY. SLIGHT CHANCE OF SHOWERS AFTER 0900 UNTIL 1200...THEN SCATTERED SHOWERS AND THUNDERSTORMS UNTIL 1500...THEN NUMEROUS SHOWERS AND THUNDERSTORMS. SOME THUNDERSTORMS MAY PRODUCE SMALL HAIL AFTER 1200. MAX TEMPERATURE.....51-57. 24 HR TREND......2 DEGREES WARMER. MIN HUMIDITY........38-44 PERCENT. 24 HR TREND......4 PERCENT WETTER. 20-FOOT WINDS.......SOUTHWEST 10 TO 15 MPH. GUSTS UP TO 20 MPH INCREASING TO 30 MPH IN THE AFTERNOON. LAL.................1 UNTIL 1200...THEN 4. CHC OF WETTING RAIN.15 PERCENT. TRANSPORT WINDS.....SOUTHWEST AROUND 15 MPH INCREASING TO WEST AROUND 25 MPH IN THE AFTERNOON. MIXING HEIGHT.......200 FT AGL INCREASING TO 5900-7900 FT AGL IN THE AFTERNOON. SMOKE DISPERSAL.....POOR (2600 KNOT-FT) INCREASING TO VERY GOOD (146000 KNOT-FT) IN THE AFTERNOON. HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. .TONIGHT... SKY/WEATHER.........CLOUDY. CHANCE OF THUNDERSTORMS UNTIL 2100. CHANCE OF SHOWERS UNTIL 0300. CHANCE OF SNOW SHOWERS AFTER 2100. MIN TEMPERATURE.....24-30. 24 HR TREND......5 DEGREES COOLER. MAX HUMIDITY........91-97 PERCENT. 24 HR TREND......15 PERCENT WETTER. HUMIDITY RECOVERY...EXCELLENT. 20-FOOT WINDS.......WEST 10 TO 15 MPH. GUSTS UP TO 30 MPH DECREASING TO 20 MPH AFTER MIDNIGHT. LAL.................4 UNTIL 2100...THEN 1. CHC OF WETTING RAIN.25 PERCENT. TRANSPORT WINDS.....WEST AROUND 25 MPH DECREASING TO AROUND 15 MPH AFTER MIDNIGHT. MIXING HEIGHT.......6100-8100 FT AGL DECREASING TO 600-1900 FT AGL AFTER MIDNIGHT. SMOKE DISPERSAL.....VERY GOOD (144900 KNOT-FT) DECREASING TO POOR (19300 KNOT-FT) AFTER MIDNIGHT. HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. .SATURDAY... SKY/WEATHER.........MOSTLY CLOUDY. CHANCE OF SNOW SHOWERS UNTIL 1200. CHANCE OF SHOWERS AFTER 0900 UNTIL 1200...THEN SLIGHT CHANCE OF SHOWERS. MAX TEMPERATURE.....43-49. 24 HR TREND......6 DEGREES COOLER. MIN HUMIDITY........35-41 PERCENT. 24 HR TREND......6 PERCENT DRIER. 20-FOOT WINDS.......WEST 10 TO 15 MPH WITH HIGHER GUSTS. LAL.................1. CHC OF WETTING RAIN.15 PERCENT. TRANSPORT WINDS.....WEST 15 TO 20 MPH. MIXING HEIGHT.......1700-3300 FT AGL INCREASING TO 8600-10200 FT AGL IN THE AFTERNOON. SMOKE DISPERSAL.....POOR (35200 KNOT-FT) INCREASING TO EXCELLENT (158600 KNOT-FT) IN THE AFTERNOON. HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. .FORECAST DAYS 3 THROUGH 7... .SUNDAY...WARMER. MOSTLY CLEAR. LOWS AROUND 30. HIGHS IN THE LOWER 60S. SOUTHWEST WINDS AROUND 10 MPH. .MONDAY...PARTLY CLOUDY. CHANCE OF SHOWERS AND SLIGHT CHANCE OF SNOW SHOWERS. LOWS IN THE LOWER 30S. HIGHS AROUND 60. SOUTHWEST WINDS AROUND 10 MPH. .TUESDAY...MOSTLY CLOUDY WITH CHANCE OF SHOWERS AND SNOW SHOWERS. LOWS IN THE UPPER 20S. HIGHS IN THE MID 50S. NORTHWEST WINDS AROUND 10 MPH. .WEDNESDAY...PARTLY CLOUDY WITH CHANCE OF SHOWERS. LOWS IN THE UPPER 20S. HIGHS IN THE LOWER 60S. .THURSDAY...PARTLY CLOUDY WITH SLIGHT CHANCE OF SHOWERS. LOWS IN THE LOWER 30S. HIGHS IN THE UPPER 50S. $$ WYZ296-092215- MEDICINE BOW NATIONAL FOREST IN THE MEDICINE BOW MOUNTAINS- 426 AM MDT FRI MAY 9 2008 .TODAY... SKY/WEATHER.........MOSTLY CLOUDY. SLIGHT CHANCE OF SHOWERS AND SNOW SHOWERS AFTER 0900 UNTIL 1200...THEN SCATTERED SHOWERS AND THUNDERSTORMS UNTIL 1500...THEN NUMEROUS SHOWERS AND THUNDERSTORMS. LITTLE OR NO SNOW ACCUMULATION. SOME THUNDERSTORMS MAY PRODUCE SMALL HAIL AFTER 1200. MAX TEMPERATURE.....43-53. 24 HR TREND......4 DEGREES WARMER. MIN HUMIDITY........46-52 PERCENT. 24 HR TREND......5 PERCENT WETTER. 20-FOOT WINDS.......SOUTHWEST 10 TO 15 MPH WITH HIGHER GUSTS. LAL.................1 UNTIL 1200...THEN 3 UNTIL 1500...THEN 4. CHC OF WETTING RAIN.15 PERCENT. TRANSPORT WINDS.....SOUTHWEST 20 TO 25 MPH. MIXING HEIGHT.......400 FT AGL INCREASING TO 2400-4400 FT AGL IN THE AFTERNOON. SMOKE DISPERSAL.....POOR (5600 KNOT-FT) INCREASING TO GOOD (65900 KNOT-FT) IN THE AFTERNOON. HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. .TONIGHT... SKY/WEATHER.........CLOUDY. SHOWERS LIKELY AND CHANCE OF THUNDERSTORMS UNTIL 2100...THEN SNOW SHOWERS LIKELY AND CHANCE OF SHOWERS UNTIL 2400...THEN CHANCE OF SNOW SHOWERS. SNOW ACCUMULATION UP TO 2 INCHES. MIN TEMPERATURE.....19-27. 24 HR TREND......7 DEGREES COOLER. MAX HUMIDITY........93-99 PERCENT. 24 HR TREND......15 PERCENT WETTER. HUMIDITY RECOVERY...EXCELLENT. 20-FOOT WINDS.......WEST 10 TO 15 MPH. GUSTS UP TO 25 MPH IN THE EVENING. LAL.................4 UNTIL 2100...THEN 1. CHC OF WETTING RAIN.30 PERCENT. TRANSPORT WINDS.....WEST 15 TO 20 MPH. MIXING HEIGHT.......4500-6200 FT AGL DECREASING TO 1100-3100 FT AGL AFTER MIDNIGHT. SMOKE DISPERSAL.....VERY GOOD (102000 KNOT-FT) DECREASING TO POOR (32800 KNOT-FT) AFTER MIDNIGHT. HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. .SATURDAY... SKY/WEATHER.........MOSTLY CLOUDY. CHANCE OF SNOW SHOWERS UNTIL 1200...THEN SLIGHT CHANCE OF SHOWERS AND SNOW SHOWERS. MAX TEMPERATURE.....34-44. 24 HR TREND......11 DEGREES COOLER. MIN HUMIDITY........48-54 PERCENT. 24 HR TREND......5 PERCENT WETTER. 20-FOOT WINDS.......WEST 10 TO 15 MPH WITH HIGHER GUSTS. LAL.................1. CHC OF WETTING RAIN.15 PERCENT. TRANSPORT WINDS.....WEST AROUND 20 MPH. MIXING HEIGHT.......1200-2600 FT AGL INCREASING TO 7000-9000 FT AGL IN THE AFTERNOON. SMOKE DISPERSAL.....POOR (29700 KNOT-FT) INCREASING TO VERY GOOD (148000 KNOT-FT) IN THE AFTERNOON. HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. .FORECAST DAYS 3 THROUGH 7... .SUNDAY...WARMER. PARTLY CLOUDY. LOWS IN THE MID 20S. HIGHS IN THE MID 50S. SOUTHWEST WINDS AROUND 10 MPH. .MONDAY...PARTLY CLOUDY WITH SLIGHT CHANCE OF SHOWERS AND SNOW SHOWERS. LOWS IN THE UPPER 20S. HIGHS IN THE LOWER 50S. SOUTHWEST WINDS AROUND 10 MPH. .TUESDAY...MOSTLY CLOUDY WITH CHANCE OF SHOWERS AND SNOW SHOWERS. LOWS IN THE LOWER 20S. HIGHS AROUND 50. NORTHWEST WINDS AROUND 10 MPH. .WEDNESDAY...PARTLY CLOUDY WITH CHANCE OF SHOWERS...SNOW SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS. LOWS IN THE LOWER 20S. HIGHS IN THE MID 50S. .THURSDAY...PARTLY CLOUDY WITH SLIGHT CHANCE OF SHOWERS. LOWS IN THE LOWER 30S. HIGHS IN THE LOWER 50S. $$ WYZ292-092215- SOUTH CENTRAL WYOMING INCLUDING THE LARAMIE VALLEY- 426 AM MDT FRI MAY 9 2008 .TODAY... SKY/WEATHER.........MOSTLY CLOUDY. SLIGHT CHANCE OF SHOWERS AFTER 0900 UNTIL 1200...THEN SCATTERED SHOWERS AND THUNDERSTORMS. SOME THUNDERSTORMS MAY PRODUCE SMALL HAIL AFTER 1200. MAX TEMPERATURE.....53-58. 24 HR TREND......6 DEGREES WARMER. MIN HUMIDITY........37-43 PERCENT. 24 HR TREND......4 PERCENT WETTER. 20-FOOT WINDS.......WEST 10 TO 15 MPH. GUSTS UP TO 20 MPH INCREASING TO 30 MPH IN THE AFTERNOON. LAL.................1 UNTIL 1200...THEN 3 UNTIL 1500...THEN 4. CHC OF WETTING RAIN.15 PERCENT. TRANSPORT WINDS.....SOUTHWEST AROUND 15 MPH INCREASING TO WEST AROUND 25 MPH IN THE AFTERNOON. MIXING HEIGHT.......200 FT AGL INCREASING TO 7800-9800 FT AGL IN THE AFTERNOON. SMOKE DISPERSAL.....POOR (2900 KNOT-FT) INCREASING TO EXCELLENT (172900 KNOT-FT) IN THE AFTERNOON. HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. .TONIGHT... SKY/WEATHER.........CLOUDY. SHOWERS AND THUNDERSTORMS LIKELY UNTIL 2400...THEN CHANCE OF SNOW SHOWERS AND SHOWERS. LITTLE OR NO SNOW ACCUMULATION. MIN TEMPERATURE.....26-31. 24 HR TREND......5 DEGREES COOLER. MAX HUMIDITY........93-99 PERCENT. 24 HR TREND......8 PERCENT WETTER. HUMIDITY RECOVERY...EXCELLENT. 20-FOOT WINDS.......WEST 10 TO 15 MPH AND GUSTY. LAL.................4 UNTIL 2100...THEN 1. CHC OF WETTING RAIN.25 PERCENT. TRANSPORT WINDS.....WEST 15 TO 20 MPH. MIXING HEIGHT.......6200-8200 FT AGL DECREASING TO 500-1600 FT AGL AFTER MIDNIGHT. SMOKE DISPERSAL.....VERY GOOD (131300 KNOT-FT) DECREASING TO POOR (15800 KNOT-FT) AFTER MIDNIGHT. HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. .SATURDAY... SKY/WEATHER.........MOSTLY CLOUDY. CHANCE OF SNOW SHOWERS UNTIL 1200. CHANCE OF SHOWERS AFTER 0900 UNTIL 1200...THEN SLIGHT CHANCE OF SHOWERS. MAX TEMPERATURE.....41-47. 24 HR TREND......9 DEGREES COOLER. MIN HUMIDITY........40-46 PERCENT. 24 HR TREND......3 PERCENT DRIER. 20-FOOT WINDS.......NORTHWEST AROUND 15 MPH WITH HIGHER GUSTS. LAL.................1. CHC OF WETTING RAIN.15 PERCENT. TRANSPORT WINDS.....NORTHWEST 20 TO 25 MPH. MIXING HEIGHT.......1400-3300 FT AGL INCREASING TO 8200-9800 FT AGL IN THE AFTERNOON. SMOKE DISPERSAL.....FAIR (42000 KNOT-FT) INCREASING TO EXCELLENT (190200 KNOT-FT) IN THE AFTERNOON. HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. .FORECAST DAYS 3 THROUGH 7... .SUNDAY...WARMER. MOSTLY CLEAR. LOWS IN THE UPPER 20S. HIGHS IN THE LOWER 60S. SOUTHWEST WINDS AROUND 10 MPH. .MONDAY...PARTLY CLOUDY WITH SLIGHT CHANCE OF SHOWERS AND SNOW SHOWERS. LOWS IN THE LOWER 30S. HIGHS IN THE LOWER 60S. SOUTHWEST WINDS AROUND 10 MPH. .TUESDAY...MOSTLY CLOUDY WITH CHANCE OF SHOWERS AND SNOW SHOWERS. LOWS IN THE UPPER 20S. HIGHS IN THE MID 50S. NORTHWEST WINDS AROUND 10 MPH. .WEDNESDAY...PARTLY CLOUDY WITH CHANCE OF SHOWERS. LOWS IN THE UPPER 20S. HIGHS IN THE UPPER 50S. .THURSDAY...PARTLY CLOUDY WITH SLIGHT CHANCE OF SHOWERS. LOWS IN THE LOWER 30S. HIGHS IN THE UPPER 50S. $$ WYZ295-092215- LARAMIE MOUNTAIN RANGE SOUTH- 426 AM MDT FRI MAY 9 2008 .TODAY... SKY/WEATHER.........PARTLY CLOUDY UNTIL 1200...THEN CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS AFTER 1200. SOME THUNDERSTORMS MAY PRODUCE SMALL HAIL AFTER 1200. MAX TEMPERATURE.....51-57. 24 HR TREND......3 DEGREES WARMER. MIN HUMIDITY........34-40 PERCENT. 24 HR TREND......UNCHANGED. 20-FOOT WINDS.......WEST 10 TO 15 MPH WITH HIGHER GUSTS. LAL.................1 UNTIL 1200...THEN 3. CHC OF WETTING RAIN.15 PERCENT. TRANSPORT WINDS.....WEST 15 TO 20 MPH. MIXING HEIGHT.......300 FT AGL INCREASING TO 8000-9700 FT AGL IN THE AFTERNOON. SMOKE DISPERSAL.....POOR (3300 KNOT-FT) INCREASING TO EXCELLENT (170200 KNOT-FT) IN THE AFTERNOON. HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. .TONIGHT... SKY/WEATHER.........CLOUDY. CHANCE OF THUNDERSTORMS UNTIL 2100. CHANCE OF SHOWERS UNTIL 0300. CHANCE OF SNOW SHOWERS AFTER 2400. MIN TEMPERATURE.....27-32. 24 HR TREND......2 DEGREES COOLER. MAX HUMIDITY........87-93 PERCENT. 24 HR TREND......7 PERCENT WETTER. HUMIDITY RECOVERY...EXCELLENT. 20-FOOT WINDS.......WEST AROUND 15 MPH AND GUSTY. LAL.................4 UNTIL 2100...THEN 1. CHC OF WETTING RAIN.25 PERCENT. TRANSPORT WINDS.....WEST AROUND 20 MPH. MIXING HEIGHT.......7400-8600 FT AGL DECREASING TO 500-1000 FT AGL AFTER MIDNIGHT. SMOKE DISPERSAL.....EXCELLENT (153500 KNOT-FT) DECREASING TO POOR (12400 KNOT-FT) AFTER MIDNIGHT. HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. .SATURDAY... SKY/WEATHER.........MOSTLY CLOUDY. CHANCE OF SNOW SHOWERS UNTIL 1200. CHANCE OF SHOWERS AFTER 0900 UNTIL 1200...THEN SLIGHT CHANCE OF SHOWERS AND SNOW SHOWERS. MAX TEMPERATURE.....39-45. 24 HR TREND......13 DEGREES COOLER. MIN HUMIDITY........42-48 PERCENT. 24 HR TREND......12 PERCENT WETTER. 20-FOOT WINDS.......NORTHWEST 15 TO 20 MPH WITH GUSTS TO AROUND 35 MPH. LAL.................1. CHC OF WETTING RAIN.15 PERCENT. TRANSPORT WINDS.....NORTHWEST 25 TO 30 MPH. MIXING HEIGHT.......1300-3000 FT AGL INCREASING TO 8300-10100 FT AGL IN THE AFTERNOON. SMOKE DISPERSAL.....FAIR (43400 KNOT-FT) INCREASING TO EXCELLENT (227800 KNOT-FT) IN THE AFTERNOON. HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. .FORECAST DAYS 3 THROUGH 7... .SUNDAY...WARMER. MOSTLY CLEAR. LOWS IN THE UPPER 20S. HIGHS AROUND 60. WEST WINDS AROUND 10 MPH. .MONDAY...PARTLY CLOUDY WITH SLIGHT CHANCE OF SHOWERS. LOWS IN THE LOWER 30S. HIGHS IN THE UPPER 50S. SOUTHWEST WINDS AROUND 10 MPH. .TUESDAY...MOSTLY CLOUDY WITH CHANCE OF SHOWERS AND SLIGHT CHANCE OF SNOW SHOWERS. LOWS AROUND 30. HIGHS IN THE LOWER 50S. NORTHWEST WINDS AROUND 10 MPH. .WEDNESDAY...PARTLY CLOUDY. CHANCE OF SHOWERS AND SLIGHT CHANCE OF SNOW SHOWERS. LOWS IN THE UPPER 20S. HIGHS IN THE MID 50S. .THURSDAY...PARTLY CLOUDY WITH SLIGHT CHANCE OF SHOWERS. LOWS IN THE MID 30S. HIGHS IN THE MID 50S. $$ WYZ294-092215- LARAMIE MOUNTAIN RANGE NORTH- 426 AM MDT FRI MAY 9 2008 .TODAY... SKY/WEATHER.........MOSTLY CLOUDY. SLIGHT CHANCE OF SHOWERS AFTER 0900 UNTIL 1200...THEN SCATTERED SHOWERS AND THUNDERSTORMS UNTIL 1500...THEN NUMEROUS SHOWERS AND THUNDERSTORMS. SOME THUNDERSTORMS MAY PRODUCE SMALL HAIL AFTER 1200. MAX TEMPERATURE.....50-58. 24 HR TREND......3 DEGREES WARMER. MIN HUMIDITY........41-47 PERCENT. 24 HR TREND......1 PERCENT WETTER. 20-FOOT WINDS.......WEST 10 TO 15 MPH WITH HIGHER GUSTS. LAL.................1 UNTIL 1200...THEN 4. CHC OF WETTING RAIN.15 PERCENT. TRANSPORT WINDS.....WEST 15 TO 20 MPH. MIXING HEIGHT.......300 FT AGL INCREASING TO 8100-9800 FT AGL IN THE AFTERNOON. SMOKE DISPERSAL.....POOR (3300 KNOT-FT) INCREASING TO EXCELLENT (169600 KNOT-FT) IN THE AFTERNOON. HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. .TONIGHT... SKY/WEATHER.........CLOUDY. SHOWERS...THUNDERSTORMS AND SNOW SHOWERS LIKELY UNTIL 2400...THEN CHANCE OF SNOW SHOWERS AND SHOWERS. SNOW ACCUMULATION UP TO 1 INCH. MIN TEMPERATURE.....24-30. 24 HR TREND......7 DEGREES COOLER. MAX HUMIDITY........91-97 PERCENT. 24 HR TREND......4 PERCENT WETTER. HUMIDITY RECOVERY...EXCELLENT. 20-FOOT WINDS.......WEST AROUND 15 MPH AND GUSTY. LAL.................5 UNTIL 2100...THEN 1. CHC OF WETTING RAIN.30 PERCENT. TRANSPORT WINDS.....WEST AROUND 20 MPH. MIXING HEIGHT.......5800-6900 FT AGL DECREASING TO 1400-2600 FT AGL AFTER MIDNIGHT. SMOKE DISPERSAL.....VERY GOOD (115800 KNOT-FT) DECREASING TO POOR (32400 KNOT-FT) AFTER MIDNIGHT. HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. .SATURDAY... SKY/WEATHER.........MOSTLY CLOUDY. CHANCE OF SNOW SHOWERS UNTIL 1200. CHANCE OF SHOWERS AFTER 0900 UNTIL 1200...THEN SLIGHT CHANCE OF SHOWERS AND SNOW SHOWERS. MAX TEMPERATURE.....41-47. 24 HR TREND......10 DEGREES COOLER. MIN HUMIDITY........45-51 PERCENT. 24 HR TREND......3 PERCENT DRIER. 20-FOOT WINDS.......NORTHWEST AROUND 15 MPH WITH HIGHER GUSTS. LAL.................1. CHC OF WETTING RAIN.10 PERCENT. TRANSPORT WINDS.....NORTHWEST AROUND 20 MPH. MIXING HEIGHT.......2500-3500 FT AGL INCREASING TO 6900-8900 FT AGL IN THE AFTERNOON. SMOKE DISPERSAL.....FAIR (53200 KNOT-FT) INCREASING TO EXCELLENT (154300 KNOT-FT) IN THE AFTERNOON. HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. .FORECAST DAYS 3 THROUGH 7... .SUNDAY...WARMER. MOSTLY CLEAR. LOWS AROUND 30. HIGHS IN THE LOWER 60S. WEST WINDS AROUND 10 MPH. .MONDAY...PARTLY CLOUDY WITH SLIGHT CHANCE OF SHOWERS AND SNOW SHOWERS. LOWS IN THE LOWER 30S. HIGHS AROUND 60. WEST WINDS AROUND 10 MPH. .TUESDAY...MOSTLY CLOUDY WITH CHANCE OF SHOWERS AND SNOW SHOWERS. LOWS IN THE UPPER 20S. HIGHS IN THE LOWER 50S. NORTHWEST WINDS AROUND 10 MPH. .WEDNESDAY...PARTLY CLOUDY WITH CHANCE OF SHOWERS AND SLIGHT CHANCE OF SNOW SHOWERS. LOWS IN THE UPPER 20S. HIGHS IN THE UPPER 50S. .THURSDAY...PARTLY CLOUDY WITH SLIGHT CHANCE OF SHOWERS AND SNOW SHOWERS. LOWS IN THE MID 30S. HIGHS IN THE MID 50S. $$ WYZ291-092215- EAST-CENTRAL WYOMING. CONVERSE AND NIOBRARA COUNTIES- 426 AM MDT FRI MAY 9 2008 .TODAY... SKY/WEATHER.........CLOUDY. AREAS OF FOG UNTIL 0900. SLIGHT CHANCE OF SHOWERS AFTER 0900 UNTIL 1200...THEN SCATTERED SHOWERS AND THUNDERSTORMS UNTIL 1500...THEN NUMEROUS SHOWERS AND THUNDERSTORMS. SOME THUNDERSTORMS MAY PRODUCE SMALL HAIL AFTER 1200. MAX TEMPERATURE.....58-63. 24 HR TREND......6 DEGREES WARMER. MIN HUMIDITY........39-45 PERCENT. 24 HR TREND......6 PERCENT DRIER. 20-FOOT WINDS.......UPSLOPE/UPVALLEY 5-9 MPH BECOMING SOUTHWEST AROUND 10 MPH AND GUSTY IN THE AFTERNOON. LAL.................1 UNTIL 1200...THEN 3 UNTIL 1500...THEN 4. CHC OF WETTING RAIN.15 PERCENT. TRANSPORT WINDS.....SOUTHWEST 10 TO 15 MPH. MIXING HEIGHT.......300 FT AGL INCREASING TO 8000-10000 FT AGL IN THE AFTERNOON. SMOKE DISPERSAL.....POOR (3200 KNOT-FT) INCREASING TO VERY GOOD (132300 KNOT-FT) IN THE AFTERNOON. HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. .TONIGHT... SKY/WEATHER.........CLOUDY. THUNDERSTORMS LIKELY UNTIL 2100. SHOWERS LIKELY. SNOW SHOWERS LIKELY AFTER 0300. LITTLE OR NO SNOW ACCUMULATION. MIN TEMPERATURE.....32-37. 24 HR TREND......UNCHANGED. MAX HUMIDITY........80-86 PERCENT. 24 HR TREND......18 PERCENT DRIER. HUMIDITY RECOVERY...EXCELLENT. 20-FOOT WINDS.......NORTHWEST AROUND 15 MPH AND GUSTY. LAL.................5 UNTIL 2100...THEN 1. CHC OF WETTING RAIN.35 PERCENT. TRANSPORT WINDS.....NORTHWEST AROUND 20 MPH. MIXING HEIGHT.......5300-7300 FT AGL DECREASING TO 1800-2300 FT AGL AFTER MIDNIGHT. SMOKE DISPERSAL.....VERY GOOD (102700 KNOT-FT) DECREASING TO POOR (35600 KNOT-FT) AFTER MIDNIGHT. HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. .SATURDAY... SKY/WEATHER.........CLOUDY UNTIL 1200...THEN PARTLY CLOUDY. CHANCE OF SNOW SHOWERS UNTIL 0900. CHANCE OF SHOWERS UNTIL 1200...THEN SLIGHT CHANCE OF SHOWERS. MAX TEMPERATURE.....48-53. 24 HR TREND......10 DEGREES COOLER. MIN HUMIDITY........38-44 PERCENT. 24 HR TREND......1 PERCENT WETTER. 20-FOOT WINDS.......NORTHWEST AROUND 15 MPH WITH HIGHER GUSTS. LAL.................1. CHC OF WETTING RAIN.15 PERCENT. TRANSPORT WINDS.....NORTHWEST AROUND 25 MPH. MIXING HEIGHT.......2500-3100 FT AGL INCREASING TO 6300-7700 FT AGL IN THE AFTERNOON. SMOKE DISPERSAL.....FAIR (55700 KNOT-FT) INCREASING TO VERY GOOD (144100 KNOT-FT) IN THE AFTERNOON. HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. .FORECAST DAYS 3 THROUGH 7... .SUNDAY...WARMER. MOSTLY CLEAR. LOWS IN THE LOWER 30S. HIGHS IN THE UPPER 60S. SOUTHWEST WINDS AROUND 10 MPH. .MONDAY...PARTLY CLOUDY WITH SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS. LOWS IN THE UPPER 30S. HIGHS IN THE UPPER 60S. WEST WINDS AROUND 10 MPH. .TUESDAY...MOSTLY CLOUDY WITH CHANCE OF SHOWERS...SNOW SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS. LOWS IN THE LOWER 30S. HIGHS IN THE LOWER 60S. NORTH WINDS AROUND 10 MPH. .WEDNESDAY...PARTLY CLOUDY. CHANCE OF SHOWERS...SLIGHT CHANCE OF SNOW SHOWERS AND THUNDERSTORMS. LOWS IN THE LOWER 30S. HIGHS IN THE LOWER 60S. .THURSDAY...PARTLY CLOUDY WITH SLIGHT CHANCE OF SHOWERS. LOWS IN THE UPPER 30S. HIGHS IN THE MID 60S. $$ WYZ290-092215- SOUTHEAST WYOMING PLAINS INCLUDING PINE BLUFFS/CHEYENNE FOOTHILLS/ PLATTE COUNTY/GOSHEN COUNTY- 426 AM MDT FRI MAY 9 2008 .TODAY... SKY/WEATHER.........MOSTLY CLOUDY UNTIL 0900...THEN PARTLY CLOUDY UNTIL 1200...THEN MOSTLY CLOUDY. AREAS OF FOG UNTIL 0900. SCATTERED SHOWERS AND THUNDERSTORMS AFTER 1200. SOME THUNDERSTORMS MAY PRODUCE SMALL HAIL AFTER 1200. MAX TEMPERATURE.....61-66. 24 HR TREND......6 DEGREES WARMER. MIN HUMIDITY........34-40 PERCENT. 24 HR TREND......1 PERCENT DRIER. 20-FOOT WINDS.......UPSLOPE/UPVALLEY 5-9 MPH BECOMING SOUTHWEST AROUND 10 MPH AND GUSTY IN THE AFTERNOON. LAL.................1 UNTIL 1200...THEN 3. CHC OF WETTING RAIN.10 PERCENT. TRANSPORT WINDS.....SOUTHWEST 10 TO 15 MPH. MIXING HEIGHT.......300 FT AGL INCREASING TO 9700-10700 FT AGL IN THE AFTERNOON. SMOKE DISPERSAL.....POOR (2400 KNOT-FT) INCREASING TO VERY GOOD (140300 KNOT-FT) IN THE AFTERNOON. HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. .TONIGHT... SKY/WEATHER.........CLOUDY. SHOWERS AND THUNDERSTORMS LIKELY UNTIL 2400...THEN CHANCE OF SHOWERS AND SNOW SHOWERS. NO SNOW ACCUMULATION. MIN TEMPERATURE.....33-38. 24 HR TREND......UNCHANGED. MAX HUMIDITY........75-81 PERCENT. 24 HR TREND......13 PERCENT DRIER. HUMIDITY RECOVERY...EXCELLENT. 20-FOOT WINDS.......NORTHWEST 10 TO 15 MPH AND GUSTY. LAL.................4 UNTIL 2100...THEN 1. CHC OF WETTING RAIN.25 PERCENT. TRANSPORT WINDS.....NORTHWEST 15 TO 20 MPH. MIXING HEIGHT.......6800-8800 FT AGL DECREASING TO 600-2200 FT AGL AFTER MIDNIGHT. SMOKE DISPERSAL.....VERY GOOD (117200 KNOT-FT) DECREASING TO POOR (24200 KNOT-FT) AFTER MIDNIGHT. HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. .SATURDAY... SKY/WEATHER.........MOSTLY CLOUDY UNTIL 1200...THEN PARTLY CLOUDY. CHANCE OF SNOW SHOWERS UNTIL 0900. CHANCE OF SHOWERS UNTIL 1200...THEN SLIGHT CHANCE OF SHOWERS. MAX TEMPERATURE.....48-53. 24 HR TREND......13 DEGREES COOLER. MIN HUMIDITY........33-39 PERCENT. 24 HR TREND......1 PERCENT DRIER. 20-FOOT WINDS.......NORTHWEST AROUND 20 MPH WITH GUSTS TO AROUND 35 MPH. LAL.................1. CHC OF WETTING RAIN.15 PERCENT. TRANSPORT WINDS.....NORTHWEST 25 TO 30 MPH. MIXING HEIGHT.......1600-3200 FT AGL INCREASING TO 8800-10800 FT AGL IN THE AFTERNOON. SMOKE DISPERSAL.....FAIR (52300 KNOT-FT) INCREASING TO EXCELLENT (241500 KNOT-FT) IN THE AFTERNOON. HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. .FORECAST DAYS 3 THROUGH 7... .SUNDAY...WARMER. MOSTLY CLEAR. LOWS IN THE LOWER 30S. HIGHS IN THE UPPER 60S. SOUTHWEST WINDS AROUND 10 MPH. .MONDAY...PARTLY CLOUDY WITH SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS. LOWS IN THE UPPER 30S. HIGHS IN THE UPPER 60S. WEST WINDS AROUND 10 MPH. .TUESDAY...MOSTLY CLOUDY WITH CHANCE OF SHOWERS...SNOW SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS. LOWS IN THE MID 30S. HIGHS AROUND 60. NORTHWEST WINDS AROUND 10 MPH. .WEDNESDAY...PARTLY CLOUDY. CHANCE OF SHOWERS AND SLIGHT CHANCE OF SNOW SHOWERS. LOWS IN THE MID 30S. HIGHS IN THE LOWER 60S. .THURSDAY...PARTLY CLOUDY WITH SLIGHT CHANCE OF SHOWERS. LOWS IN THE UPPER 30S. HIGHS IN THE MID 60S. $$ NEZ202-092215- SCOTTSBLUFF NATIONAL MONUMENT AND THE WILDCAT HILLS OF WESTERN NEBRASKA- 426 AM MDT FRI MAY 9 2008 .TODAY... SKY/WEATHER.........MOSTLY CLOUDY UNTIL 0900...THEN PARTLY CLOUDY UNTIL 1200...THEN MOSTLY CLOUDY. AREAS OF FOG UNTIL 0900. SCATTERED SHOWERS AND THUNDERSTORMS AFTER 1200. SOME THUNDERSTORMS MAY PRODUCE SMALL HAIL AFTER 1200. MAX TEMPERATURE.....63-68. 24 HR TREND......3 DEGREES WARMER. MIN HUMIDITY........36-42 PERCENT. 24 HR TREND......6 PERCENT WETTER. 20-FOOT WINDS.......UPSLOPE/UPVALLEY 5-9 MPH BECOMING SOUTH AROUND 10 MPH IN THE AFTERNOON. LAL.................1 UNTIL 1200...THEN 3. CHC OF WETTING RAIN.10 PERCENT. TRANSPORT WINDS.....SOUTH 10 TO 15 MPH. MIXING HEIGHT.......400-1100 FT AGL INCREASING TO 8200-10200 FT AGL IN THE AFTERNOON. SMOKE DISPERSAL.....POOR (5500 KNOT-FT) INCREASING TO VERY GOOD (103700 KNOT-FT) IN THE AFTERNOON. HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. .TONIGHT... SKY/WEATHER.........CLOUDY. CHANCE OF THUNDERSTORMS UNTIL 2100. CHANCE OF SHOWERS. MIN TEMPERATURE.....37-42. 24 HR TREND......2 DEGREES WARMER. MAX HUMIDITY........78-84 PERCENT. 24 HR TREND......17 PERCENT DRIER. HUMIDITY RECOVERY...EXCELLENT. 20-FOOT WINDS.......SOUTHEAST AROUND 10 MPH SHIFTING TO THE NORTHWEST AND GUSTY AFTER MIDNIGHT. LAL.................4 UNTIL 2100...THEN 1. CHC OF WETTING RAIN.25 PERCENT. TRANSPORT WINDS.....SOUTHEAST AROUND 15 MPH SHIFTING TO THE NORTHWEST AFTER MIDNIGHT. MIXING HEIGHT.......3700-5700 FT AGL DECREASING TO 300-1500 FT AGL AFTER MIDNIGHT. SMOKE DISPERSAL.....POOR TO FAIR (14500-55000 KNOT-FT). HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. .SATURDAY... SKY/WEATHER.........MOSTLY CLOUDY UNTIL 1200...THEN PARTLY CLOUDY. CHANCE OF SHOWERS. MAX TEMPERATURE.....50-55. 24 HR TREND......14 DEGREES COOLER. MIN HUMIDITY........37-43 PERCENT. 24 HR TREND......1 PERCENT WETTER. 20-FOOT WINDS.......BREEZY. NORTHWEST 20 TO 25 MPH WITH GUSTS TO AROUND 40 MPH. LAL.................1. CHC OF WETTING RAIN.15 PERCENT. TRANSPORT WINDS.....NORTHWEST AROUND 30 MPH. MIXING HEIGHT.......1400-1900 FT AGL INCREASING TO 8300-9200 FT AGL IN THE AFTERNOON. SMOKE DISPERSAL.....POOR (37900 KNOT-FT) INCREASING TO EXCELLENT (241600 KNOT-FT) IN THE AFTERNOON. HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. .FORECAST DAYS 3 THROUGH 7... .SUNDAY...WARMER. MOSTLY CLEAR. LOWS IN THE LOWER 30S. HIGHS IN THE UPPER 60S. WEST WINDS AROUND 10 MPH. .MONDAY...PARTLY CLOUDY WITH SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS. LOWS AROUND 40. HIGHS AROUND 70. WINDS GENERALLY LESS THAN 10 MPH. .TUESDAY...MOSTLY CLOUDY WITH CHANCE OF SHOWERS AND THUNDERSTORMS. LOWS IN THE UPPER 30S. HIGHS IN THE LOWER 60S. NORTHWEST WINDS AROUND 10 MPH. .WEDNESDAY...PARTLY CLOUDY. CHANCE OF SHOWERS...THUNDERSTORMS AND SLIGHT CHANCE OF SNOW SHOWERS. LOWS IN THE MID 30S. HIGHS IN THE MID 60S. .THURSDAY...PARTLY CLOUDY WITH SLIGHT CHANCE OF SHOWERS. LOWS IN THE LOWER 40S. HIGHS IN THE UPPER 60S. $$ NEZ200-092215- NEBRASKA NATIONAL FOREST AND THE OGALLALA NATIONAL GRASSLANDS- 426 AM MDT FRI MAY 9 2008 .TODAY... SKY/WEATHER.........MOSTLY CLOUDY. AREAS OF FOG UNTIL 0900. SCATTERED SHOWERS AND THUNDERSTORMS AFTER 1200. SOME THUNDERSTORMS MAY PRODUCE SMALL HAIL AFTER 1200. MAX TEMPERATURE.....61-66. 24 HR TREND......3 DEGREES WARMER. MIN HUMIDITY........37-43 PERCENT. 24 HR TREND......3 PERCENT DRIER. 20-FOOT WINDS.......UPSLOPE/UPVALLEY 5-9 MPH BECOMING SOUTH AROUND 10 MPH IN THE AFTERNOON. LAL.................1 UNTIL 1200...THEN 3 UNTIL 1500...THEN 4. CHC OF WETTING RAIN.10 PERCENT. TRANSPORT WINDS.....SOUTH 10 TO 15 MPH. MIXING HEIGHT.......600-1100 FT AGL INCREASING TO 6300-8300 FT AGL IN THE AFTERNOON. SMOKE DISPERSAL.....POOR (7300 KNOT-FT) INCREASING TO GOOD (93000 KNOT-FT) IN THE AFTERNOON. HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. .TONIGHT... SKY/WEATHER.........CLOUDY. THUNDERSTORMS LIKELY UNTIL 2100. SHOWERS LIKELY UNTIL 2400...THEN CHANCE OF SHOWERS. MIN TEMPERATURE.....35-40. 24 HR TREND......4 DEGREES WARMER. MAX HUMIDITY........79-85 PERCENT. 24 HR TREND......15 PERCENT DRIER. HUMIDITY RECOVERY...EXCELLENT. 20-FOOT WINDS.......SOUTHWEST AROUND 10 MPH SHIFTING TO THE NORTHWEST AFTER MIDNIGHT. GUSTS UP TO 25 MPH. LAL.................5 UNTIL 2100...THEN 1. CHC OF WETTING RAIN.30 PERCENT. TRANSPORT WINDS.....SOUTHWEST AROUND 15 MPH SHIFTING TO THE NORTHWEST AFTER MIDNIGHT. MIXING HEIGHT.......4300-6300 FT AGL DECREASING TO 2000-2600 FT AGL AFTER MIDNIGHT. SMOKE DISPERSAL.....FAIR TO GOOD (43200-78000 KNOT-FT). HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. .SATURDAY... SKY/WEATHER.........MOSTLY CLOUDY. CHANCE OF SNOW SHOWERS UNTIL 0900. CHANCE OF SHOWERS. MAX TEMPERATURE.....49-54. 24 HR TREND......13 DEGREES COOLER. MIN HUMIDITY........41-47 PERCENT. 24 HR TREND......UNCHANGED. 20-FOOT WINDS.......NORTHWEST AROUND 20 MPH WITH GUSTS TO AROUND 40 MPH. LAL.................1. CHC OF WETTING RAIN.15 PERCENT. TRANSPORT WINDS.....NORTHWEST 25 TO 30 MPH. MIXING HEIGHT.......1900-2600 FT AGL INCREASING TO 7000-8100 FT AGL IN THE AFTERNOON. SMOKE DISPERSAL.....FAIR (54200 KNOT-FT) INCREASING TO EXCELLENT (195500 KNOT-FT) IN THE AFTERNOON. HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. .FORECAST DAYS 3 THROUGH 7... .SUNDAY...WARMER. MOSTLY CLEAR. LOWS IN THE LOWER 30S. HIGHS IN THE UPPER 60S. WINDS GENERALLY LESS THAN 10 MPH. .MONDAY...PARTLY CLOUDY WITH SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS. LOWS IN THE UPPER 30S. HIGHS IN THE UPPER 60S. WINDS GENERALLY LESS THAN 10 MPH. .TUESDAY...MOSTLY CLOUDY. CHANCE OF SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS. LOWS IN THE MID 30S. HIGHS IN THE LOWER 60S. NORTHWEST WINDS AROUND 10 MPH. .WEDNESDAY...MOSTLY CLOUDY WITH CHANCE OF SHOWERS...SLIGHT CHANCE OF THUNDERSTORMS AND SNOW SHOWERS. LOWS IN THE MID 30S. HIGHS IN THE MID 60S. .THURSDAY...PARTLY CLOUDY WITH SLIGHT CHANCE OF SHOWERS. LOWS IN THE UPPER 30S. HIGHS IN THE MID 60S. $$ WEILAND