Suppression Forecast Issued by NWS Billings, MT
000
FNUS75 KBYZ 241209
FWSBYZ
SPOT FORECAST FOR DEVIL S CANYON RX...U.S. FOREST SERVICE
NATIONAL WEATHER SERVICE BILLINGS MT
609 AM MDT FRI MAY 24 2013
FORECAST IS BASED ON IGNITION TIME OF 1100 MDT ON MAY 24.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.
.DISCUSSION...
...ISOLATED THUNDERSTORMS POSSIBLE SATURDAY AFTERNOON AND EVENING...
DRYING CONDITIONS ARE EXPECTED THROUGH TODAY AT THE BURN SITE.
WINDS ARE EXPECTED TO REMAIN WEST TO SOUTHWEST THROUGH
TONIGHT..AND SATURDAY. TEMPERATURES WILL CLIMB INTO THE LOW 50S
TODAY WITH RH VALUES FALLING TO THE 25 PERCENT RANGE. ANOTHER
DISTURBANCE WILL BRING ISOLATED SHOWERS AND THUNDERSTORMS OVER THE
BURN SITE SATURDAY AFTERNOON AND EVENING. TEMPERATURES WILL RISE
TO AROUND 60...WITH MINIMUM RH VALUES AROUND 20 PERCENT.
.TODAY...
SKY/WEATHER.........MOSTLY SUNNY.
CWR.................0 PERCENT.
LAL.................1...NO THUNDERSTORMS.
MAX TEMPERATURE.....52-57.
MIN HUMIDITY........24-29 PERCENT.
WIND (20 FT)........
SLOPE/VALLEY.......SOUTHWEST WINDS 5 TO 15 MPH.
RIDGETOP...........SOUTHWEST 20 TO 35 MPH.
MIXING HEIGHT.......8300 FT AGL.
MIXING WINDS........SOUTHWEST 15 TO 25 MPH.
HAINES INDEX........4.
.TONIGHT...
SKY/WEATHER.........MOSTLY CLEAR.
CWR.................0 PERCENT.
LAL.................1...NO THUNDERSTORMS.
MIN TEMPERATURE.....40-45.
MAX HUMIDITY........53-58 PERCENT.
WIND (20 FT)........
SLOPE/VALLEY.......SOUTHWEST WINDS 5 TO 10 MPH.
RIDGETOP...........SOUTHWEST 15 TO 25 MPH.
MIXING HEIGHT.......300 FT AGL.
MIXING WINDS........SOUTH 5 TO 10 MPH.
HAINES INDEX........4.
.SATURDAY...
SKY/WEATHER.........SUNNY. ISOLATED SHOWERS AND THUNDERSTORMS IN
THE AFTERNOON.
CWR.................9 PERCENT.
LAL.................2...1 TO 8 STRIKES/15 MIN/CELL.
MAX TEMPERATURE.....57-62.
MIN HUMIDITY........19-24 PERCENT.
WIND (20 FT)........
SLOPE/VALLEY.......SOUTHWEST WINDS 5 TO 10 MPH IN THE MORNING
BECOMING LIGHT IN THE AFTERNOON. GUSTY AND
ERRATIC WINDS EXPECTED NEAR THUNDERSTORMS IN
THE AFTERNOON.
RIDGETOP...........SOUTHWEST 15 TO 25 MPH.
MIXING HEIGHT.......12000 FT AGL.
MIXING WINDS........SOUTH 5 TO 15 MPH.
HAINES INDEX........5.
$$
FORECASTER...GILSTAD
REQUESTED BY...MARVIN MATTHIESEN
TYPE OF REQUEST...PRESCRIBED
.TAG 20130524.DEVIL.01/BYZ