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Fire Weather Discussion and Planning Forecast for Zone 129
Issued by NWS Billings
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...THIS IS THE LAST DAILY FIRE WEATHER FORECAST OF THE SEASON.
FOR SPOT FORECAST REQUESTS PLEASE CONTACT THE NATIONAL WEATHER
SERVICE OFFICE IN BILLINGS...
DISCUSSION:
ANOTHER VERY MILD DAY IS IN STORE TODAY AS HIGH TEMPERATURES
REACH INTO THE 50S AND APPROACH THE LOWER 60S. A COLD FRONT WILL
MOVE INTO THE AREA TONIGHT AND EARLY SATURDAY AND SWITCH WINDS TO
THE WEST AND NORTHWEST. THE SOUTHWEST MONTANA MOUNTAINS WILL GET
ACCUMULATING SNOW LATE TONIGHT AND SATURDAY. THE PLAINS WILL BE
LIMITED TO A CHANCE OF RAIN AND SNOW SHOWERS WITH PRIMARILY
DOWNSLOPE FLOW. SATURDAY WILL BE COOLER AND WINDY. HUMPHREY
MTZ129-202315-
CROW INDIAN RESERVATION/BIG HORN CANYON REC AREA-
312 AM MST FRI NOV 20 2009
.TODAY...
SKY/WEATHER.........PARTLY CLOUDY.
MAX TEMPERATURE.....49-59 AT 5000 FEET...44-52 AT 7000 FEET.
24 HR TREND......8 DEGREES WARMER.
MIN HUMIDITY........15-25 PERCENT AT 5000 FEET...14-21 PERCENT AT
7000 FEET.
24 HR TREND......16 PERCENT DRIER.
WIND (20 FT)
SLOPE/VALLEY.......SOUTHWEST WINDS 5 TO 15 MPH.
RIDGETOP...........SOUTH 10 TO 20 MPH.
LAL.................1...NO THUNDERSTORMS.
CWR.................ZERO.
HAINES INDEX........5.
.TONIGHT...
SKY/WEATHER.........MOSTLY CLOUDY.
MIN TEMPERATURE.....29-34.
24 HR TREND......4 DEGREES WARMER.
MAX HUMIDITY........43-53 PERCENT AT 5000 FEET...38-48 PERCENT AT
7000 FEET.
24 HR TREND......12 PERCENT DRIER.
WIND (20 FT)
SLOPE/VALLEY.......SOUTHWEST WINDS 5 TO 10 MPH.
RIDGETOP...........SOUTH 15 TO 30 MPH.
LAL.................1...NO THUNDERSTORMS.
CWR.................ZERO.
HAINES INDEX........5.
.SATURDAY...
SKY/WEATHER.........MOSTLY CLOUDY. ISOLATED RAIN SHOWERS AND SNOW
SHOWERS IN THE MORNING...THEN SCATTERED RAIN
SHOWERS IN THE AFTERNOON.
MAX TEMPERATURE.....38-48 AT 5000 FEET...30-39 AT 7000 FEET.
24 HR TREND......13 DEGREES COOLER.
MIN HUMIDITY........26-36 PERCENT AT 5000 FEET...29-39 PERCENT AT
7000 FEET.
24 HR TREND......8 PERCENT WETTER.
WIND (20 FT)
SLOPE/VALLEY.......WEST WINDS 10 TO 20 MPH.
RIDGETOP...........WEST 20 TO 35 MPH.
LAL.................1...NO THUNDERSTORMS.
CWR.................10 PERCENT.
HAINES INDEX........4.
.FORECAST DAYS 3 THROUGH 7......
.SUNDAY...COLDER. MOSTLY CLOUDY. ISOLATED SNOW SHOWERS. LOWS
21 TO 26. HIGHS 36 TO 46. WEST WINDS 10 TO 20 MPH.
.MONDAY...MOSTLY CLOUDY. ISOLATED SNOW SHOWERS. LOWS 20 TO 27.
HIGHS 33 TO 43. WEST WINDS 10 TO 20 MPH.
.TUESDAY...MOSTLY CLOUDY. SCATTERED RAIN SHOWERS AND SNOW
SHOWERS. LOWS 21 TO 28. HIGHS 33 TO 43. WEST WINDS 10 TO 20 MPH.
.WEDNESDAY...PARTLY CLOUDY. ISOLATED SNOW SHOWERS. LOWS 21 TO 26.
HIGHS 38 TO 48.
.THURSDAY...PARTLY CLOUDY. LOWS 25 TO 31. HIGHS 40 TO 50.
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