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

Excessive Rainfall and Tropical Storm in the South; Severe Thunderstorms in the Midwest

Excessive rainfall may produce considerable, potentially life-threatening, flooding across the lower Mississippi River Valley and central Great Lakes region through tonight. Tropical Storm Arthur will move northeastward along the Texas coast today and then move inland over southwestern Louisiana by tonight. An outbreak of severe thunderstorms is expected across portions of Illinois and Indiana. Read More >

Hazardous Weather Conditions

Current conditions at

Grand Junction Regional Airport (KGJT)

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

Clear

84°F

29°C

Humidity 12%
Wind Speed ENE 4 MPH
Barometer 29.87 in (1011.51 mb)
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Heat Index81°F (27°C)
Last update 17 Jun 11:05 AM MDT
Extended Forecast for

Grand Junction CO

Red Flag Warning June 17, 12:00pm until June 17, 09:00pm
Click here for hazard details and duration
Red Flag Warning

  • Today

    Today: Sunny and hot, with a high near 101. Breezy, with an east northeast wind 5 to 10 mph becoming west 15 to 25 mph in the afternoon.

    High: 101 °F

    Hot and
    Breezy

  • Tonight

    Tonight: Mostly clear, with a low around 62. Breezy, with a west northwest wind 15 to 25 mph becoming north northwest 5 to 10 mph after midnight.

    Low: 62 °F

    Mostly Clear
    and Breezy
    then Mostly
    Clear

  • Thursday

    Thursday: Sunny and hot, with a high near 100. Light and variable wind becoming west northwest 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph.

    High: 100 °F

    Hot

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 63. West northwest wind 5 to 10 mph becoming east southeast after midnight.

    Low: 63 °F

    Mostly Clear

  • Juneteenth

    Juneteenth: Sunny and hot, with a high near 100. East southeast wind 5 to 10 mph becoming west northwest in the afternoon. Winds could gust as high as 20 mph.

    High: 100 °F

    Hot

  • Friday Night

    Friday Night: Partly cloudy, with a low around 68.

    Low: 68 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny and hot, with a high near 97.

    High: 97 °F

    Hot

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 62.

    Low: 62 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 95.

    High: 95 °F

    Sunny

Detailed Forecast

Today
Sunny and hot, with a high near 101. Breezy, with an east northeast wind 5 to 10 mph becoming west 15 to 25 mph in the afternoon.
Tonight
Mostly clear, with a low around 62. Breezy, with a west northwest wind 15 to 25 mph becoming north northwest 5 to 10 mph after midnight.
Thursday
Sunny and hot, with a high near 100. Light and variable wind becoming west northwest 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph.
Thursday Night
Mostly clear, with a low around 63. West northwest wind 5 to 10 mph becoming east southeast after midnight.
Juneteenth
Sunny and hot, with a high near 100. East southeast wind 5 to 10 mph becoming west northwest in the afternoon. Winds could gust as high as 20 mph.
Friday Night
Partly cloudy, with a low around 68.
Saturday
Sunny and hot, with a high near 97.
Saturday Night
Mostly clear, with a low around 62.
Sunday
Sunny, with a high near 95.
Sunday Night
Mostly clear, with a low around 60.
Monday
Sunny and hot, with a high near 98.
Monday Night
Mostly clear, with a low around 62.
Tuesday
Sunny and hot, with a high near 101.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Grand Junction CO
 39.07°N 108.56°W (Elev. 4587 ft)
Last Update:
10:37 am MDT Jun 17, 2026
Forecast Valid:
11am MDT Jun 17, 2026-6pm MDT Jun 23, 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