National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

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 >

Current conditions at

Grand Junction Regional Airport (KGJT)

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

Mostly Cloudy

57°F

14°C

Humidity 89%
Wind Speed NE 4 MPH
Barometer 30.16 in (1021.34 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 19 Sep 07:53 AM MDT
Extended Forecast for

Grand Junction CO

  • Today

    Today: Showers and thunderstorms likely, mainly before 3pm. Partly sunny, with a high near 79. East southeast wind around 5 mph becoming calm in the morning. Chance of precipitation is 60%.

    High: 79 °F

    Showers
    Likely

  • Tonight

    Tonight: A slight chance of showers between 9pm and midnight. Mostly clear, with a low around 54. Northwest wind around 5 mph becoming calm. Chance of precipitation is 20%.

    Low: 54 °F

    Slight Chance
    Showers then
    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 77. Calm wind becoming north northwest around 5 mph.

    High: 77 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 53. Calm wind becoming east southeast around 5 mph after midnight.

    Low: 53 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 80. East southeast wind around 5 mph becoming calm in the morning.

    High: 80 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 56.

    Low: 56 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A slight chance of showers, then a chance of showers and thunderstorms after noon. Mostly sunny, with a high near 80. Chance of precipitation is 40%.

    High: 80 °F

    Slight Chance
    Showers then
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after midnight. Mostly cloudy, with a low around 55.

    Low: 55 °F

    Chance
    T-storms then
    Showers
    Likely

  • Wednesday

    Wednesday: A chance of showers, with thunderstorms also possible after noon. Mostly sunny, with a high near 77.

    High: 77 °F

    Chance
    Showers then
    Slight Chance
    T-storms

Detailed Forecast

Today
Showers and thunderstorms likely, mainly before 3pm. Partly sunny, with a high near 79. East southeast wind around 5 mph becoming calm in the morning. Chance of precipitation is 60%.
Tonight
A slight chance of showers between 9pm and midnight. Mostly clear, with a low around 54. Northwest wind around 5 mph becoming calm. Chance of precipitation is 20%.
Sunday
Sunny, with a high near 77. Calm wind becoming north northwest around 5 mph.
Sunday Night
Mostly clear, with a low around 53. Calm wind becoming east southeast around 5 mph after midnight.
Monday
Sunny, with a high near 80. East southeast wind around 5 mph becoming calm in the morning.
Monday Night
Partly cloudy, with a low around 56.
Tuesday
A slight chance of showers, then a chance of showers and thunderstorms after noon. Mostly sunny, with a high near 80. Chance of precipitation is 40%.
Tuesday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after midnight. Mostly cloudy, with a low around 55.
Wednesday
A chance of showers, with thunderstorms also possible after noon. Mostly sunny, with a high near 77.
Wednesday Night
Partly cloudy, with a low around 55.
Thursday
Mostly sunny, with a high near 80.
Thursday Night
Partly cloudy, with a low around 57.
Friday
A chance of showers. Partly sunny, with a high near 79.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Grand Junction CO
 39.07°N 108.56°W (Elev. 4587 ft)
Last Update:
6:37 am MDT Sep 19, 2026
Forecast Valid:
8am MDT Sep 19, 2026-6pm MDT Sep 25, 2026
 
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