FNUS75 KRIW 262109

FWSRIW



Spot Forecast for Horse...WYBTF

National Weather Service Riverton WY

309 PM MDT Thu Jun 26 2025



Forecast is based on forecast start time of 1500 MDT on June 26. 

If conditions become unrepresentative, contact the National Weather

Service



.DISCUSSION...



Warm, dry, and breezy conditions for Friday. Light downsloping winds 

linger through the late morning before increasing and becoming 

westerly for much of the day. Periodic gusts of 20 to 30 mph will be 

possible at times throughout the day. Min RH values are expected to 

lower to around 20% with above normal temperatures. Winds remain 

breezy into the evening before gradually returning to light 

downsloping flow before midnight. Dry, warm, and breezy conditions 

are expected to continue into Saturday. Little to no chances for 

precipitation through the weekend and likely into the start of next 

week.



...Thunderstorms imply strong gusty and erratic winds...



.FRIDAY...



Sky/weather.........Sunny (15-25 percent). 

CWR.................0 percent. 

Chance of pcpn......0 percent. 

Chance of thunder...1 percent. 

Max temperature.....Around 70. 

Min humidity........25 percent. 

Wind (20 ft)........Light winds until 0900, then west 7 to 15 mph 

                    with gusts to around 21 mph. 

Ridgetop wind.......West 10 to 15 mph until 1100, then 20 to 25 

                    mph. 

Mixing height.......500 ft AGL until 0900. 10000 ft AGL after 1500. 

Transport winds.....West 10 to 17 mph until 1100, then 22 to 28 

                    mph. 

Smoke dispersal.....Poor until 0900. Excellent after 1300. 





.FRIDAY NIGHT...



Sky/weather.........Mostly clear (5-15 percent). 

CWR.................0 percent. 

Chance of pcpn......0 percent. 

Chance of thunder...0 percent. 

Min temperature.....Around 48. 

Max humidity........55 percent. 

Wind (20 ft)........West winds 7 to 12 mph with gusts to around 18 

                    mph until 2200, then light. 

Ridgetop wind.......West 15 to 20 mph until 2300, then around 10 

                    mph. 

Mixing height.......7500 ft AGL until 2000, then 500 ft AGL. 

Transport winds.....West 13 to 22 mph until 2300, then 10 to 12 

                    mph. 

Smoke dispersal.....Excellent early in the evening decreasing to 

                    very good late in the night until 2000. Poor 

                    after 2100.   





.SATURDAY...



Sky/weather.........Sunny (10-20 percent). 

Max temperature.....Around 70. 

Min humidity........30 percent. 

Wind (20 ft)........Light winds until 0900, then west 7 to 15 mph 

                    with gusts to around 24 mph. 



.FORECAST DAYS 3 THROUGH 5...

.SUNDAY...

Mostly clear. Lows in the upper 40s. Highs in the lower 70s. West

winds around 8 mph. 

.MONDAY...

Mostly clear. Lows in the upper 40s. Highs in the mid 70s. Light

winds. 

.TUESDAY...

Partly cloudy. Slight chance of showers and thunderstorms. Lows

around 50. Highs in the mid 70s. Light winds. 



$$

Forecaster...Dziewaltowski

Requested by...Anna Sammer, PSC3

Type of request...WILDFIRE

.TAG 2515958.14/RIW

.DELDT 06/26/25

.FormatterVersion 2.0.0

.EMAIL anna_sammer@firenet.gov

