FNUS75 KBYZ 171230
FWSBYZ

SPOT FORECAST FOR COOKSTOVE...U.S. FOREST SERVICE
NATIONAL WEATHER SERVICE BILLINGS MT
630 AM MDT TUE JUL 17 2012

FORECAST IS BASED ON REQUEST TIME OF 0616 MDT ON JULY 17.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...
LIGHT SOUTHEAST WINDS WILL BE OVER THE FIRE SITE THIS MORNING.
THESE WINDS WILL SHIFT TO THE WEST BY LATE MORNING AS AN UPPER
LEVEL DISTURBANCE MOVES INTO THE AREA. THIS DISTURBANCE WILL
BRING SHOWERS AND THUNDERSTORMS TO FIRE AREA. THUNDERSTORMS WILL
BE WET WITH GUSTY AND ERRATIC WINDS POSSIBLE. TEMPERATURES THIS
AFTERNOON WILL WARM INTO THE UPPER 70S AND MINIMUM RH'S ARE
EXPECTED TO LOWER INTO THE MID 30 PERCENT RANGE. PRECIPITATION
CHANCES WILL END BY LATE EVENING AS DRIER AIR BEGINS TO MOVE IN.
TEMPERATURES WILL WARM ON WEDNESDAY AS A RIDGE OF HIGH PRESSURE
BUILDS OVER THE AREA. THIS WILL ALLOW MINIMUM RH'S TO FALL INTO
THE UPPER TEENS.

.TODAY...

SKY/WEATHER.........PARTLY SUNNY WITH SCATTERED SHOWERS AND
                    THUNDERSTORMS.
CWR.................19 PERCENT.
LAL.................3...9 TO 15 STRIKES/15 MIN/CELL.
MAX TEMPERATURE.....75-80.
MIN HUMIDITY........32-37 PERCENT.
WIND (20 FT)........
 SLOPE/VALLEY.......SOUTHWEST WINDS 5 TO 10 MPH. GUSTY AND ERRATIC
                    WINDS EXPECTED NEAR THUNDERSTORMS.
 RIDGETOP...........WEST 5 TO 15 MPH.
MIXING HEIGHT.......10200 FT AGL.
MIXING WINDS........SOUTHWEST 5 TO 15 MPH.

.TONIGHT...

SKY/WEATHER.........PARTLY CLOUDY. SCATTERED SHOWERS AND
                    THUNDERSTORMS IN THE EVENING...THEN ISOLATED
                    SHOWERS AND THUNDERSTORMS OVERNIGHT.
CWR.................14 PERCENT.
LAL.................3...9 TO 15 STRIKES/15 MIN/CELL.
MIN TEMPERATURE.....59-64.
MAX HUMIDITY........48-53 PERCENT.
WIND (20 FT)........
 SLOPE/VALLEY.......SOUTHWEST WINDS 5 TO 10 MPH. GUSTY AND ERRATIC
                    WINDS EXPECTED NEAR THUNDERSTORMS.
 RIDGETOP...........SOUTHWEST 10 TO 20 MPH.
MIXING HEIGHT.......1800 FT AGL.
MIXING WINDS........WEST 5 TO 15 MPH.

.WEDNESDAY...

SKY/WEATHER.........MOSTLY SUNNY.
CWR.................0 PERCENT.
LAL.................1...NO THUNDERSTORMS.
MAX TEMPERATURE.....78-83.
MIN HUMIDITY........16-21 PERCENT.
WIND (20 FT)........
 SLOPE/VALLEY.......SOUTHWEST WINDS 5 TO 15 MPH.
 RIDGETOP...........SOUTHWEST 5 TO 15 MPH.
MIXING HEIGHT.......10400 FT AGL.
MIXING WINDS........SOUTHWEST 5 TO 15 MPH.

$$
FORECASTER...RICHMOND
REQUESTED BY...MARVIN MATTHIESEN
TYPE OF REQUEST...WILDFIRE
.TAG 20120717.COOKS.01/BYZ