076
FNUS75 KRIW 251110
FWSRIW
SPOT FORECAST FOR RA 12 WILDLAND...SUBLETTE COUNTY UNIFIED FIRE
NATIONAL WEATHER SERVICE RIVERTON WY
510 AM MDT SAT APR 25 2026
FORECAST IS BASED ON IGNITION TIME OF 0600 MDT ON APRIL 25.
IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER
SERVICE
DISCUSSION
DRY CONDITIONS EXPECTED TODAY WITH RELATIVELY LIGHT NORTH TO
NORTHEASTERLY WINDS THROUGH 1100. THERE AFTER, WINDS TURN
SOUTHERLY BEFORE BECOMING OUT OF THE WEST BY 1400 WITH FREQUENT
GUSTS UP TO 20 MPH. WINDS WILL NOT DIMINISH UNTIL AFTER SUNSET
AROUND 2000, AND AS SUCH, SMOKE DISPERSAL WILL BE POOR THIS
MORNING BEFORE BECOMING GOOD AFTER 1400 WITH THE MORE BREEZY
WINDS. TEMPERATURES AROUND 5 DEGREES WARMER THAN YESTERDAY,
RESULTING IN MINIMUM RELATIVE HUMIDITY VALUES IN THE AFTERNOON
DOWN TO NEAR 20 PERCENT.
..THUNDERSTORMS IMPLY STRONG GUSTY AND ERRATIC WINDS
TODAY
SKY/WEATHER.........SUNNY (15-25 PERCENT).
CWR.................0 PERCENT.
CHANCE OF PCPN......0 PERCENT.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....AROUND 51.
MIN HUMIDITY........21 PERCENT.
WIND (20 FT)........LIGHT WINDS UNTIL 1400, THEN WEST 8 TO 12 MPH
WITH GUSTS TO AROUND 20 MPH.
RIDGETOP WIND.......NORTHEAST AROUND 10 MPH UNTIL 1100, THEN SOUTH
UNTIL 1400, THEN WEST 15 TO 20 MPH.
MIXING HEIGHT.......1000 FT AGL UNTIL 0900. 8500 FT AGL AFTER 1300.
TRANSPORT WINDS.....NORTH AROUND 8 MPH UNTIL 0900, THEN WEST 8 TO
17 MPH UNTIL 1400, THEN 22 TO 28 MPH.
SMOKE DISPERSAL.....POOR UNTIL 1100. GOOD AFTER 1400.
TIME (MDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........10 15 15 10 10 10 15 20 15 20 20 25
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
CWR.............0 0 0 0 0 0 0 0 0 0 0 0
CHC OF PCPN (%).0 0 0 0 0 0 0 0 0 0 0 0
CHC OF THDR (%).0 0 0 0 0 0 0 0 0 0 0 0
TEMP............17 18 24 30 33 36 40 42 45 47 48 47
RH..............80 80 71 66 58 50 41 31 27 26 26 28
20 FT WIND DIR..N N N NE NE S S SW W W W W
20 FT WIND SPD..3 3 3 3 3 4 6 8 10 12 12 12
20 FT WIND GUST.4 4 4 4 4 6 7 11 14 17 17 17
RIDGE WIND DIR..N N N NE NE S S SW W W W W
RIDGE WIND SPD..10 10 10 10 10 10 10 15 15 20 20 20
MIX HGT (KFT)...0.5 0.5 1.0 2.5 3.5 5.0 6.5 7.5 8.5 8.5 8.5 8.0
TRANSP WIND DIR.N NE N W W W W W W W W W
TRANSP WIND SPD.8 8 8 8 8 12 14 17 22 25 28 25
SDSPL KT-FT/10005 5 7 17 24 51 76 112 157 190 210 176
FORECAST DAYS 3 THROUGH 5
MONDAY
MOSTLY CLOUDY WITH CHANCE OF SNOW SHOWERS. LOWS AROUND 20. HIGHS
IN THE MID 40S. LIGHT WINDS.
TUESDAY
PARTLY CLOUDY. LOWS AROUND 20. HIGHS IN THE UPPER 40S. WEST WINDS
AROUND 7 MPH.
WEDNESDAY
PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS, THUNDERSTORMS AND SNOW
SHOWERS. LOWS IN THE LOWER 20S. HIGHS IN THE LOWER 50S. LIGHT
WINDS.
FORECASTER...LOWE
REQUESTED BY...JUSTIN HAMILTON
TYPE OF REQUEST...PRESCRIBED
.TAG 2611698.0/RIW
.DELDT 04/25/26
.FORMATTERVERSION 2.0.0
.EMAIL JUSTIN.HAMILTON@SUBLETTECOUNTYWY.GOV
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page