Heavy Rainfall and Severe Thunderstorm Threats; Heat Risk Expands; Monitoring the Tropics

Flash flooding risks continue for portions of the Four Corners and Great Basin through today. Severe thunderstorms are outlooked from the eastern Great Lakes, southern New England into the mid-Atlantic through Tuesday. Heat risk increases and expands across the center of the nation and across the Ohio Valley and mid-Atlantic this week. Continue to closely monitor tropical development in the Gulf. Read More >

Current conditions at

Grand Junction Regional Airport (KGJT)

Lat: 39.13389°NLon: 108.53861°WElev: 4859.0ft.

Mostly Cloudy

71°F

22°C

Humidity 56%
Wind Speed WNW 11 MPH
Barometer 30.17 in (1021.67 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 31 Aug 04:53 PM MDT
Extended Forecast for

Grand Junction CO

Flood Watch August 31, 05:08pm until September 1, 12:00am
Click here for hazard details and duration
Flood Watch
  •  
    Flood Watch August 31, 05:08pm until September 1, 12:00am

    NOW until 12:00am Tue

    Flood Watch

  • This Afternoon

    High: 81 °F

    Showers
    Likely

  • Tonight

    Tonight: Showers and thunderstorms likely before midnight, then a slight chance of showers between midnight and 2am.  Mostly cloudy, with a low around 59. Calm wind becoming east southeast around 5 mph.  Chance of precipitation is 70%.

    Low: 59 °F

    Showers
    Likely then
    Slight Chance
    Showers

  • Tuesday

    Tuesday: A 20 percent chance of showers and thunderstorms after noon.  Sunny, with a high near 82. Southeast wind around 5 mph becoming calm  in the morning.

    High: 82 °F

    Sunny then
    Slight Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 61. Light and variable wind becoming southeast 10 to 15 mph in the evening.

    Low: 61 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A 10 percent chance of showers after noon.  Sunny, with a high near 85. Southeast wind 5 to 15 mph becoming southwest in the afternoon.

    High: 85 °F

    Sunny then
    Slight Chance
    Showers

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 61.

    Low: 61 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 88.

    High: 88 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 63.

    Low: 63 °F

    Mostly Clear

Detailed Forecast

This Afternoon
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 81. South southeast wind around 5 mph. Chance of precipitation is 70%.
Tonight
Showers and thunderstorms likely before midnight, then a slight chance of showers between midnight and 2am. Mostly cloudy, with a low around 59. Calm wind becoming east southeast around 5 mph. Chance of precipitation is 70%.
Tuesday
A 20 percent chance of showers and thunderstorms after noon. Sunny, with a high near 82. Southeast wind around 5 mph becoming calm in the morning.
Tuesday Night
Partly cloudy, with a low around 61. Light and variable wind becoming southeast 10 to 15 mph in the evening.
Wednesday
A 10 percent chance of showers after noon. Sunny, with a high near 85. Southeast wind 5 to 15 mph becoming southwest in the afternoon.
Wednesday Night
Mostly clear, with a low around 61.
Thursday
Sunny, with a high near 88.
Thursday Night
Mostly clear, with a low around 63.
Friday
A slight chance of showers and thunderstorms after noon. Sunny, with a high near 88.
Friday Night
A chance of showers, mainly after midnight. Partly cloudy, with a low around 63.
Saturday
A chance of showers and thunderstorms. Partly sunny, with a high near 86.
Saturday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 64.
Sunday
A chance of showers and thunderstorms. Partly sunny, with a high near 86.
Sunday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 64.
Labor Day
A chance of showers and thunderstorms. Partly sunny, with a high near 89.
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ABOUT THIS FORECAST

 
Point Forecast:
Grand Junction CO
 39.07°N 108.56°W (Elev. 4587 ft)
4:42 pm MDT Aug 31, 2026
5pm MDT Aug 31, 2026-6pm MDT Sep 7, 2026
 
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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