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Watching Hurricane Erin; Heavy Rainfall Threat for Upper Midwest; Heatrisk for Mississippi Valley

Hurricane Erin continues to track westward with its outer bands bringing heavy rainfall and gusty winds for Puerto Rico and US Virgin Islands. Life-threatening surf and rip currents are occurring and will spread across the Atlantic coasts this week. Meanwhile, heavy rainfall and possible flooding are in the forecast for upper Midwest through Monday. Heatrisk continues for the Mississippi Valley. Read More >

Hazardous Weather Conditions

Current conditions at

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

Lat: 41.59417°NLon: 109.06528°WElev: 6759.0ft.

Mostly Cloudy

64°F

18°C

Humidity 39%
Wind Speed S 5 MPH
Barometer 30.24 in (1024.04 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Last update 17 Aug 11:45 PM MDT
Extended Forecast for

16 Miles SSE Rock Springs WY

  • Overnight

    Overnight: Mostly clear, with a low around 58. Calm wind becoming southeast around 6 mph.

    Low: 58 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 81. Southeast wind 5 to 7 mph becoming west in the afternoon.

    High: 81 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 56. West southwest wind 5 to 8 mph becoming south southeast in the evening.

    Low: 56 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 85. Calm wind becoming north northwest 5 to 8 mph in the afternoon.

    High: 85 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 58. North wind 6 to 8 mph becoming south after midnight.

    Low: 58 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 87. South wind 5 to 11 mph becoming west northwest in the afternoon. Winds could gust as high as 20 mph.

    High: 87 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 60. West wind 7 to 11 mph.

    Low: 60 °F

    Mostly Clear

  • Thursday

    Thursday: A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 84.

    High: 84 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 58.

    Low: 58 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a low around 58. Calm wind becoming southeast around 6 mph.
Monday
Sunny, with a high near 81. Southeast wind 5 to 7 mph becoming west in the afternoon.
Monday Night
Mostly clear, with a low around 56. West southwest wind 5 to 8 mph becoming south southeast in the evening.
Tuesday
Sunny, with a high near 85. Calm wind becoming north northwest 5 to 8 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 58. North wind 6 to 8 mph becoming south after midnight.
Wednesday
Sunny, with a high near 87. South wind 5 to 11 mph becoming west northwest in the afternoon. Winds could gust as high as 20 mph.
Wednesday Night
Mostly clear, with a low around 60. West wind 7 to 11 mph.
Thursday
A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 84.
Thursday Night
Mostly cloudy, with a low around 58.
Friday
A 30 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 82.
Friday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 55.
Saturday
A chance of showers and thunderstorms. Mostly sunny, with a high near 81.
Saturday Night
A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 57.
Sunday
A chance of showers and thunderstorms. Partly sunny, with a high near 77.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
16 Miles SSE Rock Springs WY
 41.37°N 109.13°W (Elev. 7415 ft)
Last Update:
9:43 pm MDT Aug 17, 2025
Forecast Valid:
12am MDT Aug 18, 2025-6pm MDT Aug 24, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation