Severe Thunderstorms in the Northern Plains and Upper Midwest; Critical Fire Weather in the West; Dangerous Heat in the Central and Eastern U.S.

Severe thunderstorms are likely today across the northern Plains and into the upper Mississippi Valley. Gusty winds and dry conditions will result in widespread critical fire weather through Saturday across parts of the Four Corners region and the Great Basin. A significant and dangerous heat wave will expand from the Central U.S. into the Eastern U.S this weekend through much of next week. Read More >

Hazardous Weather Conditions

Current conditions at

Granby-Grand County Airport (KGNB)

Lat: 40.09°NLon: 105.92°WElev: 8207ft.

Fair

42°F

6°C

Humidity 65%
Wind Speed E 7 mph
Barometer 30.19 in
Dewpoint 31°F (-1°C)
Visibility 10.00 mi
Wind Chill38°F (3°C)
Last update 20 Jun 5:15 am MDT
Extended Forecast for

3 Miles ENE Grand Lake CO

  • Today

    Today: Sunny, with a high near 77. Windy, with a west southwest wind 8 to 13 mph increasing to 20 to 25 mph in the afternoon. Winds could gust as high as 38 mph.

    High: 77 °F

    Sunny and
    Windy

  • Tonight

    Tonight: Mostly clear, with a low around 46. Breezy, with a west southwest wind 18 to 23 mph decreasing to 11 to 16 mph after midnight. Winds could gust as high as 34 mph.

    Low: 46 °F

    Mostly Clear
    and Breezy

  • Saturday

    Saturday: Sunny, with a high near 76. Breezy, with a west southwest wind 10 to 15 mph, with gusts as high as 29 mph.

    High: 76 °F

    Sunny then
    Sunny and
    Breezy

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 45. West southwest wind 8 to 14 mph, with gusts as high as 26 mph.

    Low: 45 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 71. Breezy, with a west southwest wind 8 to 16 mph, with gusts as high as 30 mph.

    High: 71 °F

    Sunny then
    Sunny and
    Breezy

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 37.

    Low: 37 °F

    Mostly Clear

  • Monday

    Monday: A 30 percent chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 66.

    High: 66 °F

    Sunny then
    Chance
    T-storms

  • Monday Night

    Monday Night: A chance of showers and thunderstorms before midnight.  Mostly cloudy, with a low around 39.

    Low: 39 °F

    Chance
    T-storms then
    Mostly Cloudy

  • Tuesday

    Tuesday: A chance of showers and thunderstorms after noon.  Partly sunny, with a high near 70.

    High: 70 °F

    Mostly Sunny
    then Chance
    T-storms

Detailed Forecast

Today
Sunny, with a high near 77. Windy, with a west southwest wind 8 to 13 mph increasing to 20 to 25 mph in the afternoon. Winds could gust as high as 38 mph.
Tonight
Mostly clear, with a low around 46. Breezy, with a west southwest wind 18 to 23 mph decreasing to 11 to 16 mph after midnight. Winds could gust as high as 34 mph.
Saturday
Sunny, with a high near 76. Breezy, with a west southwest wind 10 to 15 mph, with gusts as high as 29 mph.
Saturday Night
Mostly clear, with a low around 45. West southwest wind 8 to 14 mph, with gusts as high as 26 mph.
Sunday
Sunny, with a high near 71. Breezy, with a west southwest wind 8 to 16 mph, with gusts as high as 30 mph.
Sunday Night
Mostly clear, with a low around 37.
Monday
A 30 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 66.
Monday Night
A chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 39.
Tuesday
A chance of showers and thunderstorms after noon. Partly sunny, with a high near 70.
Tuesday Night
A chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 40.
Wednesday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 67.
Wednesday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 37.
Thursday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 69.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles ENE Grand Lake CO
 40.28°N 105.77°W (Elev. 9196 ft)
4:00 am MDT Jun 20, 2025
5am MDT Jun 20, 2025-6pm MDT Jun 26, 2025
 
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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