Severe Thunderstorms in the Midwest and Arizona; Heat Continues in the Southeast and Southwest

Thunderstorms, some severe, may lead to scattered instances of flash flooding across the Midwest and Ohio Valley and southern Arizona. The threat will shift to the Mid-Atlantic coast on Thursday. Dangerous heat persists in the South and Southeast while building into the Southwest. Overnight lows will be so warm that little-to-no relief from the scorching daytime highs will be available. Read More >

Current conditions at

Grand Junction Regional Airport (KGJT)

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

Clear

79°F

26°C

Humidity 29%
Wind Speed ESE 8 MPH
Barometer 30.09 in (1018.96 mb)
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 20 Aug 01:35 AM MDT
Extended Forecast for

Grand Junction CO

  • Overnight

    Overnight: Mostly clear, with a low around 69. East southeast wind around 5 mph.

    Low: 69 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny and hot, with a high near 102. East southeast wind around 5 mph becoming calm.

    High: 102 °F

    Hot

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 69. North northwest wind 5 to 10 mph becoming southeast in the evening.

    Low: 69 °F

    Partly Cloudy

  • Friday

    Friday: Sunny and hot, with a high near 102. East southeast wind around 5 mph becoming calm.

    High: 102 °F

    Hot

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 70. West wind around 5 mph becoming southeast after midnight.

    Low: 70 °F

    Mostly Cloudy

  • Saturday

    Saturday: A 30 percent chance of showers and thunderstorms after noon.  Mostly sunny and hot, with a high near 97.

    High: 97 °F

    Mostly Sunny
    then Chance
    T-storms

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms before midnight, then a slight chance of showers.  Mostly cloudy, with a low around 66. Chance of precipitation is 50%.

    Low: 66 °F

    Chance
    T-storms then
    Slight Chance
    Showers

  • Sunday

    Sunday: A chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 94.

    High: 94 °F

    Mostly Sunny
    then Chance
    T-storms

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 66.

    Low: 66 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a low around 69. East southeast wind around 5 mph.
Thursday
Sunny and hot, with a high near 102. East southeast wind around 5 mph becoming calm.
Thursday Night
Partly cloudy, with a low around 69. North northwest wind 5 to 10 mph becoming southeast in the evening.
Friday
Sunny and hot, with a high near 102. East southeast wind around 5 mph becoming calm.
Friday Night
Mostly cloudy, with a low around 70. West wind around 5 mph becoming southeast after midnight.
Saturday
A 30 percent chance of showers and thunderstorms after noon. Mostly sunny and hot, with a high near 97.
Saturday Night
A chance of showers and thunderstorms before midnight, then a slight chance of showers. Mostly cloudy, with a low around 66. Chance of precipitation is 50%.
Sunday
A chance of showers and thunderstorms after noon. Mostly sunny, with a high near 94.
Sunday Night
Partly cloudy, with a low around 66.
Monday
A slight chance of showers and thunderstorms after noon. Mostly sunny, with a high near 94.
Monday Night
Partly cloudy, with a low around 65.
Tuesday
Mostly sunny, with a high near 95.
Tuesday Night
Mostly clear, with a low around 65.
Wednesday
Sunny, with a high near 96.
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ABOUT THIS FORECAST

 
Point Forecast:
Grand Junction CO
 39.07°N 108.56°W (Elev. 4587 ft)
12:31 am MDT Aug 20, 2026
1am MDT Aug 20, 2026-6pm MDT Aug 26, 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