FNUS75 KBYZ 132109
FWSBYZ

SPOT FORECAST FOR PRAIRIE DOG...BLM
NATIONAL WEATHER SERVICE BILLINGS MT
309 PM MDT MON JUL 13 2009

FORECAST IS BASED ON IGNITION TIME OF 1520 MDT ON JULY 13.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...
A LINE OF THUNDERSTORMS WAS PROGRESSING EAST TOWARD THE FIRE AREA.
ANTICIPATE STRONG GUSTY WINDS...SMALL HAIL AND HEAVY RAINFALL WITH
THE PASSAGE OF THESE STORMS. CURRENT TIMING OF THE STORMS WOULD
BEGIN TO IMPACT THE FIRE SHORTLY BEFORE 330PM. STORMS COULD LINGER
ACROSS THE AREA OVERNIGHT AS A STRONG COLD FRONT PROGRESSES FROM
WEST TO EAST ACROSS THE REGION. GUSTY NORTHWEST WINDS ARE EXPECTED
BEHIND THE FRONT TONIGHT INTO TUESDAY.


.REST OF TODAY...

SKY/WEATHER.........MOSTLY CLOUDY. NUMEROUS THUNDERSTORMS. SOME
                    THUNDERSTORMS MAY BE SEVERE.
CWR.................49 PERCENT.
LAL.................5...MORE THAN 25 STRIKES/15 MIN/CELL.
MAX TEMPERATURE.....82-87.
MIN HUMIDITY........37-42 PERCENT.
WIND (20 FT)........
 SLOPE/VALLEY.......WEST WINDS 5 TO 15 MPH. GUSTY AND ERRATIC WINDS
                    EXPECTED NEAR THUNDERSTORMS.
 RIDGETOP...........SOUTHWEST 5 TO 10 MPH.

.TONIGHT...

SKY/WEATHER.........MOSTLY CLOUDY. NUMEROUS THUNDERSTORMS IN THE
                    EVENING...THEN SCATTERED SHOWERS AND
                    THUNDERSTORMS OVERNIGHT. SOME THUNDERSTORMS MAY
                    BE SEVERE IN THE EVENING.
CWR.................46 PERCENT.
LAL.................5...MORE THAN 25 STRIKES/15 MIN/CELL.
MIN TEMPERATURE.....53-58.
MAX HUMIDITY........67-72 PERCENT.
WIND (20 FT)........
 SLOPE/VALLEY.......WEST WINDS 10 TO 20 MPH. GUSTY AND ERRATIC
                    WINDS EXPECTED NEAR THUNDERSTORMS.
 RIDGETOP...........NORTHWEST 20 TO 35 MPH.

.TUESDAY...

SKY/WEATHER.........PARTLY CLOUDY. SCATTERED SHOWERS AND
                    THUNDERSTORMS.
CWR.................17 PERCENT.
LAL.................3...9 TO 15 STRIKES/15 MIN/CELL.
MAX TEMPERATURE.....67-72.
MIN HUMIDITY........48-53 PERCENT.
WIND (20 FT)........
 SLOPE/VALLEY.......NORTHWEST WINDS 15 TO 25 MPH WITH GUSTS TO
                    AROUND 35 MPH. GUSTY AND ERRATIC WINDS EXPECTED
                    NEAR THUNDERSTORMS.
 RIDGETOP...........WEST 45 TO 65 MPH.

$$
FORECASTER...FRIEDERS
REQUESTED BY...MICHELLE PERKINS
TYPE OF REQUEST...PRESCRIBED
.TAG 20090713.PRAIR.01/BYZ