Risks of Severe Thunderstorms and Excessive Rainfall; Fire Weather Concerns and Record Warmth

Severe thunderstorms and flash flooding risks increase across the center of the nation today. Meanwhile, ongoing thunderstorms and flash flooding will linger along the Gulf Coast states through the evening. The Great Basin and Intermountain West, warm temperatures and dry fuels with dry lightning may enhance fire weather potential. In addition, across interior Alaska, Red Flag Warning are posted. Read More >

Current conditions at

Granby-Grand County Airport (KGNB)

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

Fair

80°F

27°C

Humidity 15%
Wind Speed W 13 G 21 mph
Barometer 30.14 in
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 20 Jun 12:55 pm MDT
Extended Forecast for

6 Miles NNW Grand Lake CO

Red Flag Warning June 20, 01:11pm until June 20, 09:00pm
Click here for hazard details and duration
Red Flag Warning
  •  
    Red Flag Warning June 20, 01:11pm until June 20, 09:00pm

    NOW until 9:00pm Sat

    Red Flag Warning

  • This Afternoon

    High: 77 °F

    Sunny and
    Breezy

  • Tonight

    Tonight: Mostly clear, with a low around 41. Breezy, with a west wind 13 to 18 mph becoming light west northwest. Winds could gust as high as 30 mph.

    Low: 41 °F

    Mostly Clear
    and Breezy
    then Mostly
    Clear

  • Sunday

    Sunday: Sunny, with a high near 73. Breezy, with a west northwest wind 5 to 10 mph increasing to 11 to 16 mph in the afternoon. Winds could gust as high as 25 mph.

    High: 73 °F

    Sunny and
    Breezy

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 38. West northwest wind 6 to 11 mph becoming light and variable  in the evening. Winds could gust as high as 25 mph.

    Low: 38 °F

    Mostly Clear

  • Monday

    Monday: A 20 percent chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 75. Light and variable wind becoming west 8 to 13 mph in the morning. Winds could gust as high as 26 mph.

    High: 75 °F

    Sunny then
    Slight Chance
    T-storms

  • Monday Night

    Monday Night: Mostly clear, with a low around 39.

    Low: 39 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 77.

    High: 77 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 39.

    Low: 39 °F

    Partly Cloudy

Detailed Forecast

This Afternoon
Sunny, with a high near 77. Breezy, with a west southwest wind 15 to 18 mph, with gusts as high as 30 mph.
Tonight
Mostly clear, with a low around 41. Breezy, with a west wind 13 to 18 mph becoming light west northwest. Winds could gust as high as 30 mph.
Sunday
Sunny, with a high near 73. Breezy, with a west northwest wind 5 to 10 mph increasing to 11 to 16 mph in the afternoon. Winds could gust as high as 25 mph.
Sunday Night
Mostly clear, with a low around 38. West northwest wind 6 to 11 mph becoming light and variable in the evening. Winds could gust as high as 25 mph.
Monday
A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 75. Light and variable wind becoming west 8 to 13 mph in the morning. Winds could gust as high as 26 mph.
Monday Night
Mostly clear, with a low around 39.
Tuesday
Sunny, with a high near 77.
Tuesday Night
Partly cloudy, with a low around 39.
Wednesday
Sunny, with a high near 78.
Wednesday Night
Partly cloudy, with a low around 39.
Thursday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 78.
Thursday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 40.
Friday
A chance of showers and thunderstorms. Mostly sunny, with a high near 78.
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles NNW Grand Lake CO
 40.34°N 105.86°W (Elev. 8799 ft)
12:46 pm MDT Jun 20, 2026
1pm MDT Jun 20, 2026-6pm MDT Jun 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