FIRE WEATHER PLANNING FORECAST FOR WRN MONTANA AND N CNTRL IDAHO NATIONAL WEATHER SERVICE MISSOULA MT

FNUS55 KMSO 091141 FWFMSO FIRE WEATHER PLANNING FORECAST FOR WRN MONTANA AND N CNTRL IDAHO NATIONAL WEATHER SERVICE MISSOULA MT 541 AM MDT FRI MAY 9 2008 .DISCUSSION...AN UPPER TROUGH WILL SLOWLY SAG ACROSS THE FIRE WEATHER DISTRICT CONTINUING THE SHOWERY AND RELATIVELY COOL WEATHER TODAY. THE INSTABILITY THAT WAS OVER NORTHWEST MONTANA YESTERDAY AFTERNOON WILL SHIFT TO THE CENTRAL AND SOUTHERN ZONES WITH A FEW THUNDERSTORMS POSSIBLE LATE TODAY ROUGHLY FROM THE SOUTHERN BITTERROOTS THROUGH SOUTHWEST MONTANA. DRIER AND WARMER WEATHER WILL MOVE IN SATURDAY UNDER A BUILDING RIDGE. THERE IS SOME MOISTURE MOVING OVER THE RIDGE...AND NORTHWEST MONTANA WILL SEE SOME CLOUD COVER SATURDAY. IN THE EXTENDED...A BROAD UPPER LEVEL TROUGH WILL PUSH INTO THE AREA ON SUNDAY MORNING. WIDESPREAD WETTING RAIN SHOWERS ARE EXPECTED IN NORTHWEST MONTANA WITH MORE SCATTERED SHOWERS ELSEWHERE IN THE REGION. STRONG WESTERLY WINDS ARE ALSO EXPECTED SUNDAY AFTERNOON. IDZ102-103-101145- PALOUSE/HELLS CANYON-CLEARWATER/NEZ PERCE- 441 AM PDT FRI MAY 9 2008 .TODAY... SKY/WEATHER.........PARTLY SUNNY. ISOLATED SHOWERS DEVELOPING. SLIGHT CHANCE OF AFTERNOON THUNDERSTORMS MAINLY ZONE 103. SNOW LEVEL 5000 FEET. MAX TEMPERATURE.....55-65 VALLEYS AND 38-48 RIDGES. MIN HUMIDITY........22-32 PERCENT VALLEYS AND 44-54 PERCENT RIDGES. 20-FOOT WINDS....... LOWER ELEVATION......NORTHWEST 5 TO 10 MPH THIS AFTERNOON. RIDGE TOP............NORTHWEST 8-15 MPH. HAINES INDEX........3 VERY LOW. LAL.................2 MAINLY ZONE 103. CWR (> 0.10 INCH)...10 PERCENT. .TONIGHT... SKY/WEATHER.........MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS. SNOW LEVEL 5000 FEET. MIN TEMPERATURE.....25-35. MAX HUMIDITY........92-100 PERCENT VALLEYS AND 72-82 PERCENT RIDGES. 20-FOOT WINDS....... LOWER ELEVATION......NORTHWEST 5-10 MPH IN THE EVENING BECOMING DOWNSLOPE/DOWNVALLEY 2-5 MPH. RIDGE TOP............NORTHWEST 5-15 MPH BECOMING SOUTH UP TO 5 MPH AFTER MIDNIGHT. HAINES INDEX........3 VERY LOW. LAL.................1. CWR (> 0.10 INCH)...NEAR ZERO. .SATURDAY... SKY/WEATHER.........MOSTLY SUNNY. MAX TEMPERATURE.....65-70 VALLEYS AND 50-55 RIDGES. MIN HUMIDITY........15-25 PERCENT VALLEYS AND 25-35 PERCENT RIDGES. 20-FOOT WINDS....... LOWER ELEVATION......BECOMING UPSLOPE/UPVALLEY 4-8 MPH IN THE AFTERNOON. RIDGE TOP............WEST 5-15 MPH IN THE LATE MORNING AND AFTERNOON. HAINES INDEX........3 VERY LOW. LAL.................1. CWR (> 0.10 INCH)...0 PERCENT. .SUNDAY...MOSTLY CLOUDY WITH CHANCE OF SHOWERS. LOWS 35-45. HIGHS 55-65. WEST WINDS 5-10 MPH. .MONDAY...MOSTLY CLOUDY WITH CHANCE OF SHOWERS. LOWS 30-40. HIGHS 55-65. WEST WINDS 5-10 MPH. .TUESDAY...PARTLY CLOUDY. SLIGHT CHANCE OF MOUNTAIN SNOW SHOWERS TUESDAY NIGHT. LOWS 35-45. HIGHS 60-70. DIURNAL TERRAIN WINDS TO 10 MPH. .WEDNESDAY...MOSTLY CLOUDY. SLIGHT CHANCE OF SHOWERS. LOWS 40-50. HIGHS 60-70. .THURSDAY...MOSTLY CLEAR. LOWS 40-50. HIGHS 70-80. $$ MTZ104-105-101145- KOOTENAI-FLATHEAD/GLACIER PARK- 541 AM MDT FRI MAY 9 2008 .TODAY... SKY/WEATHER.........BECOMING MOSTLY CLOUDY. SCATTERED SHOWERS. SNOW LEVEL 5000 FEET. MAX TEMPERATURE.....53-63 VALLEYS AND 38-48 RIDGES. MIN HUMIDITY........25-35 PERCENT VALLEYS AND 49-59 PERCENT RIDGES. 20-FOOT WINDS....... LOWER ELEVATION......NORTH 4-8 MPH. RIDGE TOP............NORTH 5-15 MPH. HAINES INDEX........3 VERY LOW. LAL.................1. CWR (> 0.10 INCH)...20 PERCENT. .TONIGHT... SKY/WEATHER.........MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS IN THE EVENING. SNOW LEVEL 4500 FEET. MIN TEMPERATURE.....25-30. MAX HUMIDITY........92-100 PERCENT VALLEYS AND 77-87 PERCENT RIDGES. 20-FOOT WINDS....... LOWER ELEVATION......NORTH 5-10 MPH. RIDGE TOP............NORTH 5-10 MPH BECOMING SOUTH UP TO 5 MPH AFTER MIDNIGHT. HAINES INDEX........2 VERY LOW. LAL.................1. CWR (> 0.10 INCH)...10 PERCENT. .SATURDAY... SKY/WEATHER.........PARTLY SUNNY. MAX TEMPERATURE.....60-70 VALLEYS AND 45-55 RIDGES. MIN HUMIDITY........18-28 PERCENT VALLEYS AND 32-42 PERCENT RIDGES. 20-FOOT WINDS....... LOWER ELEVATION......BECOMING SOUTHWEST 5-15 MPH IN THE LATE MORNING AND AFTERNOON. RIDGE TOP............SOUTHWEST 5-15 MPH. HAINES INDEX........2 VERY LOW. LAL.................1. CWR (> 0.10 INCH)...0 PERCENT. .SUNDAY...MOSTLY CLOUDY WITH CHANCE OF SHOWERS. LOWS 35-45. HIGHS 50-60. WEST WINDS UP TO 10 MPH IN THE MORNING INCREASING TO 15-20 MPH IN THE AFTERNOON. .MONDAY...MOSTLY CLOUDY WITH CHANCE OF SHOWERS. LOWS 30-40. HIGHS 50-60. WEST WINDS UP TO 10 MPH IN THE MORNING INCREASING TO 10-15 MPH IN THE AFTERNOON. .TUESDAY...PARTLY CLOUDY. CHANCE OF SNOW MOUNTAIN SNOW SHOWERS TUESDAY NIGHT. LOWS 35-45. HIGHS 50-60. SOUTHWEST WINDS 5-10 MPH. .WEDNESDAY...MOSTLY CLOUDY. SLIGHT CHANCE OF SHOWERS. LOWS 35-45. HIGHS 55-65. .THURSDAY...MOSTLY CLEAR. LOWS 40-50. HIGHS 65-75. $$ MTZ106>108-101145- WEST LOLO-SALISH AND KOOTENAI RESERVATION-EAST LOLO- 541 AM MDT FRI MAY 9 2008 .TODAY... SKY/WEATHER.........PARTLY CLOUDY. SCATTERED SHOWERS. SLIGHT CHANCE OF THUNDERSTORMS IN THE AFTERNOON. SNOW LEVEL 4500 FEET. MAX TEMPERATURE.....50-60 VALLEYS AND 35-45 RIDGES. MIN HUMIDITY........24-34 PERCENT VALLEYS AND 45-55 PERCENT RIDGES. 20-FOOT WINDS....... LOWER ELEVATION......BECOMING NORTHWEST 5-15 MPH IN THE AFTERNOON. RIDGE TOP............NORTHWEST 5-15 MPH. HAINES INDEX........3 VERY LOW. LAL.................2. CWR (> 0.10 INCH)...20 PERCENT. .TONIGHT... SKY/WEATHER.........MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS. SNOW LEVEL 4500 FEET. MIN TEMPERATURE.....25-35. MAX HUMIDITY........92-96 PERCENT VALLEYS AND 75-85 PERCENT RIDGES. 20-FOOT WINDS....... LOWER ELEVATION......NORTH 5-10 MPH IN THE EVENING BECOMING DOWNSLOPE/DOWNVALLEY 1-3 MPH. RIDGE TOP............NORTH 5-10 MPH BECOMING SOUTH UP TO 5 MPH AFTER MIDNIGHT. HAINES INDEX........3 VERY LOW. LAL.................1. CWR (> 0.10 INCH)...10 PERCENT. .SATURDAY... SKY/WEATHER.........MOSTLY SUNNY. MAX TEMPERATURE.....60-65 VALLEYS AND 50-55 RIDGES. MIN HUMIDITY........20-30 PERCENT. 20-FOOT WINDS....... LOWER ELEVATION......BECOMING SOUTHWEST 5-15 MPH IN THE AFTERNOON. RIDGE TOP............WEST 5-15 MPH. HAINES INDEX........2 VERY LOW. LAL.................1. CWR (> 0.10 INCH)...0 PERCENT. .SUNDAY...MOSTLY CLOUDY WITH CHANCE OF SHOWERS. LOWS 35-45. HIGHS 55-65. WEST WINDS UP TO 10 MPH IN THE MORNING INCREASING TO 15-20 MPH IN THE AFTERNOON. .MONDAY...MOSTLY CLOUDY WITH CHANCE OF SHOWERS. LOWS 30-40. HIGHS 50-60. WEST WINDS UP TO 10 MPH IN THE MORNING INCREASING TO 10-15 MPH IN THE AFTERNOON. .TUESDAY...PARTLY CLOUDY. SLIGHT CHANCE OF MOUNTAIN SNOW SHOWERS TUESDAY NIGHT. LOWS 35-45. HIGHS 55-65. WEST WINDS 5-10 MPH. .WEDNESDAY...MOSTLY CLOUDY. SLIGHT CHANCE OF SHOWERS. LOWS 40-50. HIGHS 60-70. .THURSDAY...MOSTLY CLEAR. LOWS 35-45. HIGHS 65-75. $$ MTZ109-101145- BITTERROOT- 541 AM MDT FRI MAY 9 2008 .TODAY... SKY/WEATHER.........MOSTLY CLOUDY. SCATTERED SHOWERS. SLIGHT CHANCE OF THUNDERSTORMS IN THE AFTERNOON. SNOW LEVEL 5000 FEET. MAX TEMPERATURE.....55-60 VALLEYS AND 35-40 RIDGES. MIN HUMIDITY........22-32 PERCENT VALLEYS AND 34-44 PERCENT RIDGES. 20-FOOT WINDS....... LOWER ELEVATION......NORTH 5-15 MPH. RIDGE TOP............NORTHWEST 5-15 MPH. HAINES INDEX........3 VERY LOW. LAL.................2. CWR (> 0.10 INCH)...20 PERCENT. .TONIGHT... SKY/WEATHER.........MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY. CHANCE OF SHOWERS. SNOW LEVEL 5000 FEET. MIN TEMPERATURE.....25-30. MAX HUMIDITY........80-90 PERCENT VALLEYS. 20-FOOT WINDS....... LOWER ELEVATION......NORTH 5-15 MPH BECOMING...THEN BECOMING DOWNSLOPE/DOWNVALLEY 1-3 MPH AFTER MIDNIGHT. RIDGE TOP............NORTHWEST 5-15 MPH BECOMING SOUTH UP TO 5 MPH AFTER MIDNIGHT. HAINES INDEX........3 VERY LOW. LAL.................1. CWR (> 0.10 INCH)...20 PERCENT. .SATURDAY... SKY/WEATHER.........MOSTLY SUNNY. MAX TEMPERATURE.....65-70 VALLEYS AND 45-50 RIDGES. MIN HUMIDITY........18-28 PERCENT. 20-FOOT WINDS....... LOWER ELEVATION......BECOMING UPSLOPE/UPVALLEY 4-8 MPH IN THE AFTERNOON. RIDGE TOP............WEST 5-15 MPH IN THE AFTERNOON. HAINES INDEX........3 VERY LOW. LAL.................1. CWR (> 0.10 INCH)...0 PERCENT. .SUNDAY...MOSTLY CLOUDY. SLIGHT CHANCE OF SHOWERS. LOWS 30-40. HIGHS 50-60. SOUTHWEST WINDS 5-10 MPH INCREASING 10-15 MPH IN THE AFTERNOON. .MONDAY...MOSTLY CLOUDY WITH CHANCE OF SHOWERS. LOWS 25-35. HIGHS 50-60. NORTHWEST WINDS 5-10 MPH. .TUESDAY...MOSTLY CLOUDY. SLIGHT CHANCE OF MOUNTAIN SNOW SHOWERS TUESDAY NIGHT. LOWS 30-40. HIGHS 50-60. VARIABLE WINDS UP TO 10 MPH. .WEDNESDAY...MOSTLY CLOUDY. LOWS 35-45. HIGHS 60-70. .THURSDAY...PARTLY CLOUDY. LOWS 35-45. HIGHS 65-75. $$ MTZ110-111-101145- DEERLODGE/WEST BEAVERHEAD-EAST BEAVERHEAD- 541 AM MDT FRI MAY 9 2008 .TODAY... SKY/WEATHER.........MOSTLY CLOUDY. SNOW IN THE MORNING...THEN CHANCE OF SHOWERS AND A SLIGHT CHANCE OF THUNDERSTORMS IN THE AFTERNOON. SNOW LEVEL 5500 FEET. MAX TEMPERATURE.....45-55 VALLEYS AND 35-40 RIDGES. MIN HUMIDITY........37-47 PERCENT. 20-FOOT WINDS....... LOWER ELEVATION......NORTHWEST 5-15 MPH. RIDGE TOP............NORTHWEST 10-20 MPH. HAINES INDEX........3 VERY LOW. LAL.................2. CWR (> 0.10 INCH)...30 PERCENT. .TONIGHT... SKY/WEATHER.........MOSTLY CLOUDY. SLIGHT CHANCE OF THUNDERSTORMS EARLY IN THE EVENING. CHANCE OF SNOW SHOWERS. MIN TEMPERATURE.....20-30. MAX HUMIDITY........80-90 PERCENT. 20-FOOT WINDS....... LOWER ELEVATION......NORTHWEST 5-15 MPH BECOMING VARIABLE LESS THAN 5 MPH AFTER MIDNIGHT. RIDGE TOP............NORTHWEST 10-15 MPH BECOMING WEST UP TO 5 MPH AFTER MIDNIGHT. HAINES INDEX........3 VERY LOW. LAL.................2. CWR (> 0.10 INCH)...20 PERCENT. .SATURDAY... SKY/WEATHER.........MOSTLY SUNNY. MAX TEMPERATURE.....53-63 VALLEYS AND 45-50 RIDGES. MIN HUMIDITY........19-29 PERCENT VALLEYS AND 28-38 PERCENT RIDGES. 20-FOOT WINDS....... LOWER ELEVATION......SOUTHWEST 5-15 MPH. RIDGE TOP............SOUTHWEST 5-15 MPH IN THE AFTERNOON. HAINES INDEX........3 VERY LOW. LAL.................1. CWR (> 0.10 INCH)...0 PERCENT. .SUNDAY...MOSTLY CLOUDY. SLIGHT CHANCE OF SHOWERS. LOWS 30-40. HIGHS 50-60. SOUTHWEST WINDS 5-10 MPH INCREASING TO 10-15 IN THE AFTERNOON. .MONDAY...MOSTLY CLOUDY WITH CHANCE OF SHOWERS. LOWS 30-40. HIGHS 45-55. NORTHWEST WINDS 5-10 MPH. .TUESDAY...MOSTLY CLOUDY. SLIGHT CHANCE OF SNOW SHOWERS TUESDAY NIGHT. LOWS 30-40. HIGHS 50-60. VARIABLE WINDS UP TO 10 MPH. .WEDNESDAY...MOSTLY CLOUDY. SLIGHT CHANCE OF SHOWERS. LOWS 35-45. HIGHS 55-65. .THURSDAY...PARTLY CLOUDY. LOWS 35-45. HIGHS 60-70. $$ SHORT TERM...WHITMORE LONG TERM...FOSTER