National Weather Service Forecast for: Rock Springs WY
Issued by: National Weather Service Riverton, WY
Updated: 10:02 am MDT Mar 19, 2026
 
Today

Today: Sunny, with a high near 74. Breezy, with a west wind 7 to 17 mph, with gusts as high as 29 mph.
Sunny and
Breezy

 Tonight

Tonight: Mostly clear, with a low around 42. Breezy, with a west northwest wind 11 to 16 mph becoming light and variable after midnight. Winds could gust as high as 28 mph.
Mostly Clear
and Breezy
then Mostly
Clear
 Friday

Friday: Sunny, with a high near 75. Light southwest wind becoming west 8 to 13 mph in the afternoon. Winds could gust as high as 21 mph.
Sunny

 Friday
Night
Friday Night: Mostly clear, with a low around 40. West wind 5 to 10 mph becoming light and variable in the evening. Winds could gust as high as 21 mph.
Mostly Clear

 Saturday

Saturday: Sunny, with a high near 79. Breezy, with a light and variable wind becoming west 17 to 22 mph in the morning. Winds could gust as high as 33 mph.
Sunny then
Sunny and
Breezy
 Saturday
Night
Saturday Night: Partly cloudy, with a low around 41. Breezy, with a west wind 16 to 21 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 31 mph.
Mostly Cloudy
and Breezy
then Partly
Cloudy
 Sunday

Sunday: Sunny, with a high near 66. Breezy, with a west wind 5 to 15 mph, with gusts as high as 25 mph.
Sunny then
Sunny and
Breezy
 Sunday
Night
Sunday Night: Partly cloudy, with a low around 34.
Partly Cloudy

 Monday

Monday: Mostly sunny, with a high near 68.
Mostly Sunny
Hi 74 °F Lo 42 °F Hi 75 °F Lo 40 °F Hi 79 °F Lo 41 °F Hi 66 °F Lo 34 °F Hi 68 °F

Hazardous Weather Outlook
Red Flag Warning
 

Today
 
 Sunny, with a high near 74. Breezy, with a west wind 7 to 17 mph, with gusts as high as 29 mph.
Tonight
 
 Mostly clear, with a low around 42. Breezy, with a west northwest wind 11 to 16 mph becoming light and variable after midnight. Winds could gust as high as 28 mph.
Friday
 
 Sunny, with a high near 75. Light southwest wind becoming west 8 to 13 mph in the afternoon. Winds could gust as high as 21 mph.
Friday Night
 
 Mostly clear, with a low around 40. West wind 5 to 10 mph becoming light and variable in the evening. Winds could gust as high as 21 mph.
Saturday
 
 Sunny, with a high near 79. Breezy, with a light and variable wind becoming west 17 to 22 mph in the morning. Winds could gust as high as 33 mph.
Saturday Night
 
 Partly cloudy, with a low around 41. Breezy, with a west wind 16 to 21 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 31 mph.
Sunday
 
 Sunny, with a high near 66. Breezy, with a west wind 5 to 15 mph, with gusts as high as 25 mph.
Sunday Night
 
 Partly cloudy, with a low around 34.
Monday
 
 Mostly sunny, with a high near 68.
Monday Night
 
 Mostly cloudy, with a low around 42. Breezy.
Tuesday
 
 Mostly sunny, with a high near 74. Breezy.
Tuesday Night
 
 Mostly clear, with a low around 44. Breezy.
Wednesday
 
 Sunny, with a high near 78. Breezy.

 

Forecast from NOAA-NWS for Rock Springs WY.