Dangerous Heat and Heavy Rainfall into the Weekend

Hot temperatures and high humidity are forecast to continue across the mid-Mississippi Valley into this weekend. Heat Advisories remain in effect. Heavy to excessive rainfall occurring at times through the weekend could bring areas of flooding to parts of the northern Rockies, upper Midwest, central Great Lakes, and southern New England. Read More >

Hazardous Weather Conditions

Current conditions at

Rock Springs, Rock Springs-Sweetwater County Airport (KRKS)

Lat: 41.59417° N Lon: 109.06528° W Elev: 6759.0 ft.

Overcast

50°F

10°C

Humidity 71%
Wind Speed W 12 MPH
Barometer 30.25 in (1024.38 mb)
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Wind Chill45°F (7°C)
Last update 19 Sep 07:35 PM MDT
Detailed forecast for

East Sweetwater County

This Afternoon
Showers with a chance of thunderstorms. Some thunderstorms may produce gusty winds and small hail. Highs in the mid 60s. West winds around 10 mph with gusts up to 20 mph. Chance of rain 80 percent.
Tonight
Mostly cloudy with showers likely. A chance of thunderstorms, mainly in the evening. Patchy fog after midnight. Some thunderstorms may produce gusty winds and small hail in the evening. Some thunderstorms may produce heavy rainfall after midnight. Lows in the upper 30s. West winds around 10 mph with gusts up to 20 mph in the evening. Chance of rain 60 percent.
Sunday
Partly cloudy in the morning, then clearing. Areas of fog in the morning. Highs around 60. West winds around 10 mph.
Sunday Night
Mostly clear. Lows in the upper 30s.
Monday
Partly cloudy in the morning, then clearing. Highs in the mid 60s. Southwest winds around 10 mph in the afternoon.
Monday Night
Mostly clear in the evening, then becoming partly cloudy. Lows around 40.
Tuesday
Mostly sunny in the morning, then becoming partly cloudy. Highs around 70.
Tuesday Night
Partly cloudy in the evening, then becoming mostly cloudy. A slight chance of thunderstorms in the evening. A chance of showers. Lows in the lower 40s. Chance of rain 30 percent.
Wednesday
Partly cloudy in the morning, then clearing. Highs in the upper 60s.
Wednesday Night
Mostly clear. Lows in the lower 40s.
Thursday
Mostly sunny. Highs around 70.
Thursday Night
Mostly clear in the evening, then becoming partly cloudy. Lows in the mid 40s.
Friday
Partly cloudy in the morning, then clearing. A slight chance of. Highs around 70.



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317 PM MDT Sat Sep 19 2026
 
 

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database