FNUS75 KBYZ 221604
FWSBYZ

SPOT FORECAST FOR MATHEWS...MILES CITY DISPATCH CENTER
NATIONAL WEATHER SERVICE BILLINGS MT
1004 AM MDT THU MAR 22 2012

FORECAST IS BASED ON IGNITION TIME OF 1000 MDT ON MARCH 22.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...

EXPECT ANOTHER UNSEASONABLY WARM AND DRY AFTERNOON UNDER AN AREA
OF WEAK LOW PRESSURE. TEMPERATURES WILL CLIMB WELL INTO THE 70S AND
RELATIVE HUMIDITIES WILL BE IN THE MID TO UPPER TEENS. UPSLOPE/UP-VALLEY
WINDS AROUND 5 MPH WILL BECOME SOUTH 5 TO 10 MPH EARLY THIS AFTERNOON.
A WEAK COLD FRONT WILL APPROACH THE BURN SITE FROM THE NORTH TONIGHT
ALLOWING RELATIVE HUMIDITIES TO RECOVER INTO THE UPPER 60S TO MID 70S.
WINDS WILL BE SOUTH 5 TO 10 MPH IN THE EVENING BECOMING DOWNSLOPE/
DOWN-VALLEY 5 MPH OR LESS OVERNIGHT. ANOTHER COLD FRONT WILL APPROACH
THE BURN SITE FRIDAY AFTERNOON. AHEAD OF THE FRONT IT WILL BE
UNSEASONABLY WARM AND DRY AGAIN WITH RELATIVE HUMIDITIES IN THE UPPER
TEENS TO LOWER 20S. WINDS WILL BE UPSLOPE/UP-VALLEY AROUND 5 MPH
AND WILL BECOME SOUTHEAST 5 TO 15 MPH DURING THE LATE MORNING.


.REST OF TODAY...

SKY/WEATHER.........SUNNY.
CWR.................0 PERCENT.
LAL.................1...NO THUNDERSTORMS.
MAX TEMPERATURE.....73-78.
MIN HUMIDITY........14-19 PERCENT.
WIND (20 FT)........
 SLOPE/VALLEY.......UPSLOPE/UP-VALLEY WINDS AROUND 5 MPH...BECOMING
                    SOUTH 5 TO 10 MPH EARLY THIS AFTERNOON.
MIXING HEIGHT.......8900 FT AGL.
MIXING WINDS........SOUTH 10 TO 20 MPH.

.TONIGHT...

SKY/WEATHER.........MOSTLY CLEAR.
CWR.................0 PERCENT.
LAL.................1...NO THUNDERSTORMS.
MIN TEMPERATURE.....40-45.
MAX HUMIDITY........69-74 PERCENT.
WIND (20 FT)........
 SLOPE/VALLEY.......SOUTH WINDS 5 TO 10 MPH IN THE EVENING...
                    BECOMING DOWNSLOPE/DOWN-VALLEY 5 MPH OR LESS
                    OVERNIGHT.
MIXING HEIGHT.......300 FT AGL.
MIXING WINDS........SOUTH 5 TO 10 MPH.

.FRIDAY...

SKY/WEATHER.........SUNNY.
CWR.................0 PERCENT
LAL.................1...NO THUNDERSTORMS.
MAX TEMPERATURE.....73-78.
MIN HUMIDITY........17-22 PERCENT.
WIND (20 FT)........
 SLOPE/VALLEY.......UPSLOPE/UP-VALLEY WINDS AROUND 5 MPH...BECOMING SOUTHEAST
                    5 TO 15 MPH DURING THE LATE MORNING.
MIXING HEIGHT.......6800 FT AGL.
MIXING WINDS........SOUTH 10 TO 20 MPH.

$$
FORECASTER...ARTHUR
REQUESTED BY...MICHELLE DAUENHAUER
TYPE OF REQUEST...PRESCRIBED
.TAG 20120322.MATHE.01/BYZ