047
FNUS75 KBYZ 201555
FWSBYZ
SPOT FORECAST FOR ASH CREEK SALVAGE PILE BURN...NORTHERN CHEYENNE AGENCY
NATIONAL WEATHER SERVICE BILLINGS MT
855 AM MST WED FEB 20 2019
FORECAST IS BASED ON IGNITION TIME OF 0900 MST ON FEBRUARY 20.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.
PLEASE CONTACT OUR OFFICE IF YOU HAVE QUESTIONS
OR CONCERNS WITH THIS FORECAST.
DISCUSSION
EXPECT WINDS TO BE BREEZY TODAY, WITH SPEEDS AROUND 10 TO 15 MPH.
WINDS WILL SHIFT FROM THE WEST NORTHWEST TO MORE NORTHWESTERLY
AROUND NOON. RELATIVE HUMIDITY VALUES WILL BOTTOM OUT IN THE 50S
TO 60 EACH DAY, WITH RECOVERIES INTO THE 90S TONIGHT. EXPECTING
MOSTLY SUNNY SKIES THIS MORNING, BUT EXPECT CLOUDS TO BE
INCREASING THIS AFTERNOON. OVERNIGHT AND THURSDAY COULD SEE SOME
FLURRIES AT THE BURN SITE. EXPECT HIGHS IN THE UPPER TEENS AND
LOWS NEAR ZERO. REIMER
REST OF TODAY
SKY/WEATHER.........MOSTLY SUNNY...INCREASE CLOUDS IN THE
AFTERNOON.
MAX TEMPERATURE.....15-20.
MIN HUMIDITY........50-55 PERCENT.
WIND (20 FT)........
SLOPE/VALLEY.......WEST NORTHWEST WINDS AROUND 10 TO 15 MPH IN
THE MORNING SHIFTING TO THE NORTHWEST AROUND
10 TO 15 MPH IN THE AFTERNOON.
RIDGETOP...........NORTHWEST AROUND 15 TO 20 MPH.
MIXING HEIGHT.......3400 FT AGL.
TRANSPORT WINDS.....WEST AROUND 10 TO 15 MPH.
HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME
DOMINATED FIRE GROWTH.
CWR.................0 PERCENT.
TONIGHT
SKY/WEATHER.........MOSTLY CLOUDY. SCATTERED FLURRIES OVERNIGHT.
MIN TEMPERATURE.....0-5.
MAX HUMIDITY........83-88 PERCENT.
WIND (20 FT)........
SLOPE/VALLEY.......WEST WINDS AROUND 5 TO 10 MPH.
RIDGETOP...........NORTHWEST AROUND 10 TO 15 MPH.
MIXING HEIGHT.......0 FT AGL.
TRANSPORT WINDS.....NORTHWEST AROUND 5 TO 10 MPH.
CWR.................7 PERCENT.
THURSDAY
SKY/WEATHER.........MOSTLY CLOUDY. ISOLATED FLURRIES IN THE MORNING,
THEN SCATTERED FLURRIES IN THE AFTERNOON.
MAX TEMPERATURE.....14-19.
MIN HUMIDITY........63-68 PERCENT.
WIND (20 FT)........
SLOPE/VALLEY.......WEST WINDS AROUND 5 TO 10 MPH IN THE MORNING
SHIFTING TO THE NORTHWEST IN THE AFTERNOON.
RIDGETOP...........NORTHWEST AROUND 5 TO 10 MPH.
MIXING HEIGHT.......3400 FT AGL.
TRANSPORT WINDS.....NORTHWEST AROUND 5 TO 10 MPH.
HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME
DOMINATED FIRE GROWTH.
CWR.................3 PERCENT.
FORECASTER...REIMER
REQUESTED BY...TRAVISLIMPY
TYPE OF REQUEST...PRESCRIBED
.TAG 1901723.0/BYZ
.DELDT 02/20/19
.FORMATTERVERSION 1.0.25
.EMAIL TRAVIS.LIMPY@BIA.GOV
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