FNUS75 KMSO 171742
FWSMSO

SPOT FORECAST FOR MCCARTNEY GARRISON RX
NATIONAL WEATHER SERVICE MISSOULA MT
1142 AM MDT MON MAY 17 2010

FORECAST IS BASED ON IGNITION TIME OF 1155 MDT ON MAY 17.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...A CRITICAL FIRE WEATHER PERIOD IS EXPECTED TODAY THROUGH
TUESDAY.  THE FIRST IMPACT WILL BE THE DRY AIR MASS TODAY COMBINED WITH
INCREASING SOUTHEAST WINDS.  THE ATMOSPHERE WILL ALSO BECOME QUITE
UNSTABLE THIS AFTERNOON.  WITH LOWER LEVELS OF THE ATMOSPHERE VERY DRY...
ANY SHOWER OR CONVECTION THAT DEVELOPS WILL PRODUCE STRONG GUSTY WINDS
THE NEXT IMPACT SHOULD BE THE PASSAGE OF A COLD FRONT AND INCREASING
MOISTURE/INSTABILITY TUESDAY AFTERNOON.

.TODAY...

SKY/WEATHER.........PARTLY CLOUDY. SLIGHT CHANCE OF LIGHT RAIN SHOWERS
                    AND THUNDERSTORM IN THE MID TO LATE AFTERNOON.
CWR.................10 PERCENT.
MAX TEMPERATURE.....60.
MIN HUMIDITY........25 PERCENT.
WIND (20 FT)........SOUTHEAST WINDS 4-9 MPH THIS MORNING...INCREASING TO
                    15-20 MPH WITH GUST TO 25 MPH IN THE AFTERNOON.  STRONG
                    GUSTY WINDS NEAR ANY SHOWERS.

.TONIGHT...

SKY/WEATHER.........MOSTLY CLOUDY. SLIGHT CHANCE OF RAIN SHOWERS
                    AND THUNDERSTORMS IN THE EVENING.
CWR.................10 PERCENT.
MIN TEMPERATURE.....45-50.
MAX HUMIDITY........65-70 PERCENT.
WIND (20 FT)........SOUTHEAST WINDS 6-11 MPH.  STRONG AND GUSTY WINDS
                    NEAR ANY SHOWERS.

.TUESDAY...

SKY/WEATHER.........SLIGHT CHANCE OF RAIN SHOWERS IN THE
                    MORNING...THEN RAIN SHOWERS LIKELY AND CHANCE
                    OF THUNDERSTORMS IN THE AFTERNOON.  HAIL AND
                    HEAVY RAIN POSSIBLE WITH STORMS.
CWR.................40 PERCENT.
MAX TEMPERATURE.....55.
MIN HUMIDITY........30 PERCENT.
WIND (20 FT)........SOUTH WINDS 7-12 MPH...BECOMING WEST 10-15 MPH WITH
                    GUSTS 25 MPH LATE AFTERNOON.

$$
FORECASTER...BAUCK
REQUESTED BY...DOUG
TYPE OF REQUEST...PRESCRIBED
.TAG 20100517.MCCAR.01/MSO