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

55°F

13°C

Humidity 49%
Wind Speed Calm
Barometer 30.20 in
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Last update 20 Jun 8:35 am MDT
Extended Forecast for

Trail Ridge CO

  • Today

    Today: Sunny, with a high near 71. Windy, with a west southwest wind 14 to 19 mph increasing to 20 to 25 mph in the afternoon. Winds could gust as high as 38 mph.

    High: 71 °F

    Sunny and
    Windy

  • Tonight

    Tonight: Mostly clear, with a low around 46. Breezy, with a west southwest wind 16 to 24 mph, with gusts as high as 37 mph.

    Low: 46 °F

    Mostly Clear
    and Breezy

  • Saturday

    Saturday: Sunny, with a high near 69. Breezy, with a west southwest wind around 15 mph, with gusts as high as 30 mph.

    High: 69 °F

    Sunny and
    Breezy

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 44. West southwest wind 11 to 14 mph, with gusts as high as 29 mph.

    Low: 44 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 64. Breezy, with a southwest wind 11 to 17 mph, with gusts as high as 29 mph.

    High: 64 °F

    Sunny and
    Breezy

  • Sunday Night

    Sunday Night: A 20 percent chance of showers before midnight.  Mostly clear, with a low around 35.

    Low: 35 °F

    Slight Chance
    Showers then
    Mostly Clear

  • Monday

    Monday: A 40 percent chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 59.

    High: 59 °F

    Sunny then
    Chance
    T-storms

  • Monday Night

    Monday Night: A chance of showers and thunderstorms before midnight.  Mostly cloudy, with a low around 38.

    Low: 38 °F

    Chance
    T-storms then
    Mostly Cloudy

  • Tuesday

    Tuesday: Showers likely and possibly a thunderstorm after noon.  Partly sunny, with a high near 63.

    High: 63 °F

    Mostly Sunny
    then Showers
    Likely

Detailed Forecast

Today
Sunny, with a high near 71. Windy, with a west southwest wind 14 to 19 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 16 to 24 mph, with gusts as high as 37 mph.
Saturday
Sunny, with a high near 69. Breezy, with a west southwest wind around 15 mph, with gusts as high as 30 mph.
Saturday Night
Mostly clear, with a low around 44. West southwest wind 11 to 14 mph, with gusts as high as 29 mph.
Sunday
Sunny, with a high near 64. Breezy, with a southwest wind 11 to 17 mph, with gusts as high as 29 mph.
Sunday Night
A 20 percent chance of showers before midnight. Mostly clear, with a low around 35.
Monday
A 40 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 59.
Monday Night
A chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 38.
Tuesday
Showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 63.
Tuesday Night
A chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 39.
Wednesday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 60.
Wednesday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 35.
Thursday
A chance of showers and thunderstorms. Mostly sunny, with a high near 62.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
Trail Ridge CO
 40.46°N 105.75°W (Elev. 10761 ft)
4:00 am MDT Jun 20, 2025
8am MDT Jun 20, 2025-6pm MDT Jun 26, 2025
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database