National Weather Service Forecast for: Riverton WY
Issued by: National Weather Service Riverton, WY
Updated: 2:03 pm MDT Jul 28, 2026
 
This
Afternoon
This Afternoon: Areas of smoke. Sunny, with a high near 95. Northwest wind 3 to 7 mph.
Areas Smoke

 Tonight

Tonight: Patchy smoke. Mostly clear, with a low around 61. West wind 6 to 9 mph becoming south in the evening.
Patchy Smoke

 Wednesday

Wednesday: A 20 percent chance of showers and thunderstorms after 2pm. Patchy smoke. Increasing clouds, with a high near 94. Light and variable wind becoming southeast 9 to 14 mph in the afternoon. Winds could gust as high as 20 mph.
Patchy Smoke
then Slight
Chance
T-storms
 Wednesday
Night
Wednesday Night: A 40 percent chance of showers and thunderstorms, mainly before 8pm. Mostly cloudy, with a low around 59. West northwest wind 5 to 10 mph becoming southwest in the evening. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Chance
Showers then
Partly Cloudy
 Thursday

Thursday: Sunny, with a high near 95. Calm wind becoming north around 6 mph in the afternoon.
Sunny

 Thursday
Night
Thursday Night: Mostly clear, with a low around 59. North northwest wind 5 to 7 mph becoming south southeast in the evening.
Mostly Clear

 Friday

Friday: Sunny and hot, with a high near 99. Calm wind becoming north northeast 5 to 8 mph in the afternoon.
Hot

 Friday
Night
Friday Night: Mostly clear, with a low around 62.
Mostly Clear

 Saturday

Saturday: Sunny and hot, with a high near 103.
Hot
Hi 95 °F Lo 61 °F Hi 94 °F Lo 59 °F Hi 95 °F Lo 59 °F Hi 99 °F Lo 62 °F Hi 103 °F

 

This Afternoon
 
 Areas of smoke. Sunny, with a high near 95. Northwest wind 3 to 7 mph.
Tonight
 
 Patchy smoke. Mostly clear, with a low around 61. West wind 6 to 9 mph becoming south in the evening.
Wednesday
 
 A 20 percent chance of showers and thunderstorms after 2pm. Patchy smoke. Increasing clouds, with a high near 94. Light and variable wind becoming southeast 9 to 14 mph in the afternoon. Winds could gust as high as 20 mph.
Wednesday Night
 
 A 40 percent chance of showers and thunderstorms, mainly before 8pm. Mostly cloudy, with a low around 59. West northwest wind 5 to 10 mph becoming southwest in the evening. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday
 
 Sunny, with a high near 95. Calm wind becoming north around 6 mph in the afternoon.
Thursday Night
 
 Mostly clear, with a low around 59. North northwest wind 5 to 7 mph becoming south southeast in the evening.
Friday
 
 Sunny and hot, with a high near 99. Calm wind becoming north northeast 5 to 8 mph in the afternoon.
Friday Night
 
 Mostly clear, with a low around 62.
Saturday
 
 Sunny and hot, with a high near 103.
Saturday Night
 
 Clear, with a low around 64.
Sunday
 
 Sunny and hot, with a high near 104.
Sunday Night
 
 Mostly clear, with a low around 62.
Monday
 
 Sunny, with a high near 93.

 

Forecast from NOAA-NWS for Riverton WY.