Suppression Forecast
Issued by NWS Billings, MT

Home | Current Version | Previous Version | Text Only | Print | Product List | Glossary On
Versions: 1 2 3 4
000
FNUS75 KBYZ 201230
FWSBYZ

SPOT FORECAST FOR SHELL PILES...USFS
NATIONAL WEATHER SERVICE BILLINGS MT
530 AM MST THU NOV 20 2014

FORECAST IS BASED ON IGNITION TIME OF 1000 MST ON NOVEMBER 20.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...

RIDGE OF HIGH PRESSURE WILL BRING DRY CONDITIONS AND A BIT WARMER
TEMPERATURES...BUT WILL HAMPER MIXING SOME. WINDS WILL BE
WESTERLY UP THE VALLEY. EXPECT INCREASING MID AND HIGH LEVEL CLOUD
COVER TODAY. A DISTURBANCE WILL BRING A CHANCE FOR SNOW SHOWERS
TONIGHT BUT ANY ACCUMULATION WILL BE LIGHT. FRIDAY WILL BE
SLIGHTLY COOLER BUT BETTER MIXING POTENTIAL. WINDS WILL BE
SLIGHTLY WEAKER THAN TODAY BUT STILL UP VALLEY...WITH MOSTLY SUNNY
SKIES. SATURDAY LOOKS WINDY WITH A GOOD CHANCE OF SNOW. CHAMBERS

.TODAY...

SKY/WEATHER.........INCREASING CLOUDS.
MAX TEMPERATURE.....34-39.
WIND (20 FT)........
 SLOPE/VALLEY.......WEST WINDS 8 TO 14 MPH.
MIXING HEIGHT.......3000 FT AGL.
MIXING WINDS........WEST 10 TO 20 MPH.
HAINES INDEX........2.

.TONIGHT...

SKY/WEATHER.........MOSTLY CLOUDY. ISOLATED SNOW SHOWERS.
MIN TEMPERATURE.....17-22.
WIND (20 FT)........
 SLOPE/VALLEY.......DOWN SLOPE/VALLEY 4 TO 8 MPH.
MIXING HEIGHT.......800 FT AGL.
MIXING WINDS........WEST 5 TO 15 MPH.
HAINES INDEX........2.

.FRIDAY...

SKY/WEATHER.........MOSTLY SUNNY.
MAX TEMPERATURE.....29-35.
WIND (20 FT)........
 SLOPE/VALLEY.......WEST WINDS 5 TO 10 MPH.
MIXING HEIGHT.......5100 FT AGL.
MIXING WINDS........SOUTHWEST 5 TO 15 MPH.
HAINES INDEX........2.

$$
FORECASTER...CHAMBERS
REQUESTED BY...JOE BOCEK
TYPE OF REQUEST...PRESCRIBED
.TAG 20141120.SHELL.01/BYZ



USA.gov is the U.S. government's official web portal to all federal, state and local government web resources and services.