FNUS75 KBYZ 251636
FWSBYZ

SPOT FORECAST FOR SAW LOG RX...CROW FIRE & AVIATION
NATIONAL WEATHER SERVICE BILLINGS MT
1036 AM MDT WED APR 25 2012

FORECAST IS BASED ON IGNITION TIME OF 1100 MDT ON APRIL 25.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...
AN ISOLATED SHOWER WILL BE POSSIBLE THIS MORNING AS CUMULUS HAS
DEVELOPED OVER THE BURN SITE. DISTURBANCES MOVING THROUGH AN UPPER
RIDGE WILL BRING ISOLATED AFTERNOON SHOWERS AND THUNDERSTORMS. A LOW
PRESSURE SYSTEM WILL MOVE OVER THE REGION TONIGHT AND REMAIN OVER THE
AREA ON THURSDAY. THIS SYSTEM WILL BRING INCREASING CHANCES FOR A WETTING
RAIN DUE TO SHOWERS AND THUNDERSTORMS. THUNDERSTORMS WILL HAVE THE
POTENTIAL TO PRODUCE STRONG WIND GUSTS THIS AFTERNOON AND EVENING.
IT WILL BE COOLER THAN YESTERDAY WITH TEMPERATURES OF 64 TO 69 DEGREES.
RELATIVE HUMIDITIES WILL BE 22 TO 27 PERCENT. HUMIDITIES
WILL RECOVER TO 45 TO 50 PERCENT TONIGHT. THURSDAY WILL BE COOLER THAN
TODAY WITH HIGHER HUMIDITIES. WINDS WILL BE WEST 5 TO 15 MPH TODAY
AND BECOME LIGHT SOUTHEAST LATE. SOUTHEAST WINDS AT 5 TO 10 MPH WILL
CONTINUE THROUGH THURSDAY.

.REST OF TODAY...

SKY/WEATHER.........PARTLY SUNNY. AN ISOLATED SHOWER POSSIBLE
                    THIS MORNING...THEN ISOLATED SHOWERS AND
                    THUNDERSTORMS IN THE AFTERNOON.
CWR.................11 PERCENT.
LAL.................2...1 TO 8 STRIKES/15 MIN/CELL.
MAX TEMPERATURE.....64-69.
MIN HUMIDITY........22-27 PERCENT.
WIND (20 FT)........
 SLOPE/VALLEY.......WEST WINDS 5 TO 15 MPH....BECOMING SOUTHEAST
                    AROUND 5 MPH LATE. GUSTY AND ERRATIC WINDS
                    EXPECTED NEAR THUNDERSTORMS IN THE AFTERNOON.
 RIDGETOP...........WEST 5 TO 15 MPH.

.TONIGHT...

SKY/WEATHER.........MOSTLY CLOUDY. SCATTERED SHOWERS AND
                    THUNDERSTORMS IN THE EVENING...THEN SCATTERED
                    RAIN SHOWERS AND ISOLATED THUNDERSTORMS
                    OVERNIGHT.
CWR.................22 PERCENT.
LAL.................3...9 TO 15 STRIKES/15 MIN/CELL.
MIN TEMPERATURE.....49-54.
MAX HUMIDITY........45-50 PERCENT.
WIND (20 FT)........
 SLOPE/VALLEY.......SOUTHEAST WINDS 5 TO 10 MPH. GUSTY AND ERRATIC
                    WINDS EXPECTED NEAR THUNDERSTORMS.
 RIDGETOP...........SOUTH 10 TO 20 MPH.

.THURSDAY...

SKY/WEATHER.........MOSTLY CLOUDY. SCATTERED RAIN SHOWERS AND
                    ISOLATED THUNDERSTORMS IN THE MORNING...THEN
                    SCATTERED SHOWERS AND THUNDERSTORMS IN THE
                    AFTERNOON.
CWR.................35 PERCENT.
LAL.................3...9 TO 15 STRIKES/15 MIN/CELL.
MAX TEMPERATURE.....59-64.
MIN HUMIDITY........31-36 PERCENT.
WIND (20 FT)........
 SLOPE/VALLEY.......SOUTHWEST WINDS 5 TO 15 MPH. GUSTY AND
                    ERRATIC WINDS EXPECTED NEAR THUNDERSTORMS.
 RIDGETOP...........SOUTH 10 TO 20 MPH.

$$
FORECASTER...ARTHUR
REQUESTED BY...BRYCE ROGERS
TYPE OF REQUEST...PRESCRIBED
.TAG 20120425.SAWLO.02/BYZ