FNUS75 KGGW 181316
FWSGGW

SPOT FORECAST FOR NORTH MEDICINE LAKE SUB UNIT C...BLM MCD
NATIONAL WEATHER SERVICE GLASGOW MT
716 AM MDT SUN APR 18 2010

FORECAST IS BASED ON IGNITION TIME OF 0710 MDT ON APRIL 18.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...A FRONTAL BOUNDARY ACROSS CENTRAL AND SOUTHEAST
MONTANA WILL BRING SOUTHEAST WINDS INTO THE BURN SITE OF 5 TO 10
MPH INCREASING TO 10 TO 15 MPH BY 11 AM. ISOLATED THUNDERSTORMS
WILL DEVELOP AROUND 3 PM...MAINLY SOUTH AND EAST OF THE BURN SITE.
VENTILATION WILL BE MODERATE TO FAIR DUE TO LIGHT WINDS IN A
DEEPLY MIXED AIR MASS.

.TODAY...
SKY/WEATHER.........PARTLY CLOUDY (40-50 PERCENT) THEN BECOMING
                    MOSTLY CLOUDY (50-60 PERCENT). A SLIGHT CHANCE
                    OF SHOWERS AND THUNDERSTORMS IN THE AFTERNOON.
MAX TEMPERATURE.....64-69.
MIN HUMIDITY........31-36 PERCENT.
WIND (20 FT)........EAST WINDS AROUND 8 MPH SHIFTING TO THE
                    SOUTHEAST 10 TO 13 MPH IN THE AFTERNOON. GUSTY
                    AND ERRATIC WINDS EXPECTED NEAR THUNDERSTORMS
                    IN THE AFTERNOON.
LAL.................2.
CWR.................LESS THAN 10 PERCENT.
MIXING HEIGHT.......11100 FT AGL.
MIXING WINDS........SOUTHEAST AROUND 13 MPH.

.TONIGHT...
SKY/WEATHER.........MOSTLY CLOUDY (50-60 PERCENT). A SLIGHT CHANCE
                    OF SHOWERS AND THUNDERSTORMS IN THE EVENING.
MIN TEMPERATURE.....36-41.
MAX HUMIDITY........80-85 PERCENT.
WIND (20 FT)........SOUTHEAST WINDS 5 TO 9 MPH. GUSTY AND ERRATIC
                    WINDS EXPECTED NEAR THUNDERSTORMS IN THE
                    EVENING.
LAL.................2.
CWR.................LESS THAN 10 PERCENT.
MIXING HEIGHT.......300 FT AGL.
MIXING WINDS........SOUTHEAST AROUND 5 MPH.

.MONDAY...
SKY/WEATHER.........MOSTLY CLOUDY (45-55 PERCENT) THEN BECOMING
                    PARTLY CLOUDY (45-55 PERCENT).
MAX TEMPERATURE.....65-70.
MIN HUMIDITY........35-40 PERCENT.
WIND (20 FT)........SOUTHEAST WINDS 6 TO 11 MPH.
MIXING HEIGHT.......8600 FT AGL.
MIXING WINDS........SOUTHEAST AROUND 14 MPH.

$$
FORECASTER...SHALLENBERGER
REQUESTED BY...JAMES FORSYTHE
TYPE OF REQUEST...PRESCRIBED
.TAG 20100418.NORTH.01/GGW