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

45°F

7°C

Humidity 65%
Wind Speed Calm
Barometer 30.26 in
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Last update 20 Jun 5:35 am MDT
Extended Forecast for

2 Miles SW Grand Lake CO

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

    Today: Mostly sunny, with a high near 78. Breezy, with a light and variable wind becoming west southwest 19 to 24 mph in the morning. Winds could gust as high as 37 mph.

    High: 78 °F

    Mostly Sunny
    then Sunny
    and Breezy

  • Tonight

    Tonight: Mostly clear, with a low around 43. Breezy, with a west southwest wind 19 to 24 mph becoming west northwest 5 to 10 mph in the evening. Winds could gust as high as 37 mph.

    Low: 43 °F

    Mostly Clear
    and Breezy
    then Mostly
    Clear

  • Sunday

    Sunday: Sunny, with a high near 73. Breezy, with a west wind 6 to 11 mph increasing to 13 to 18 mph in the morning. Winds could gust as high as 32 mph.

    High: 73 °F

    Sunny and
    Breezy

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 40. Breezy, with a west northwest wind 10 to 15 mph becoming light and variable  after midnight. Winds could gust as high as 25 mph.

    Low: 40 °F

    Partly Cloudy
    and Breezy
    then Mostly
    Clear

  • Monday

    Monday: Mostly sunny, with a high near 74. Breezy, with a light and variable wind becoming west northwest 12 to 17 mph in the morning. Winds could gust as high as 29 mph.

    High: 74 °F

    Sunny then
    Mostly Sunny
    and Breezy

  • Monday Night

    Monday Night: Mostly clear, with a low around 42. Breezy.

    Low: 42 °F

    Partly Cloudy
    and Breezy
    then Mostly
    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 76. Breezy.

    High: 76 °F

    Sunny then
    Mostly Sunny
    and Breezy

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 41. Breezy.

    Low: 41 °F

    Mostly Cloudy
    and Breezy
    then Mostly
    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 77. Breezy.

    High: 77 °F

    Sunny then
    Sunny and
    Breezy

Detailed Forecast

Today
Mostly sunny, with a high near 78. Breezy, with a light and variable wind becoming west southwest 19 to 24 mph in the morning. Winds could gust as high as 37 mph.
Tonight
Mostly clear, with a low around 43. Breezy, with a west southwest wind 19 to 24 mph becoming west northwest 5 to 10 mph in the evening. Winds could gust as high as 37 mph.
Sunday
Sunny, with a high near 73. Breezy, with a west wind 6 to 11 mph increasing to 13 to 18 mph in the morning. Winds could gust as high as 32 mph.
Sunday Night
Mostly clear, with a low around 40. Breezy, with a west northwest wind 10 to 15 mph becoming light and variable after midnight. Winds could gust as high as 25 mph.
Monday
Mostly sunny, with a high near 74. Breezy, with a light and variable wind becoming west northwest 12 to 17 mph in the morning. Winds could gust as high as 29 mph.
Monday Night
Mostly clear, with a low around 42. Breezy.
Tuesday
Sunny, with a high near 76. Breezy.
Tuesday Night
Partly cloudy, with a low around 41. Breezy.
Wednesday
Sunny, with a high near 77. Breezy.
Wednesday Night
Partly cloudy, with a low around 42. Breezy.
Thursday
A chance of showers and thunderstorms. Mostly sunny, with a high near 77. Breezy.
Thursday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 42.
Friday
A chance of showers and thunderstorms. Mostly sunny, with a high near 76.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SW Grand Lake CO
 40.23°N 105.85°W (Elev. 8369 ft)
12:46 am MDT Jun 20, 2026
5am 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