Severe Weather and Flooding Threats for the Central U.S.; Dangerous Heat in the Southern and Western U.S.

Severe weather and flooding threats will continue for portions of the central U.S. over the next couple of days, with multiple rounds of thunderstorms expected. Dangerous heat will persist across the southern and western U.S. through mid-week. Hot and dry conditions will fuel fire weather concerns for the Intermountain West, where dry thunderstorms may spark additional wildfires. Read More >

Current conditions at

Granby-Grand County Airport (KGNB)

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

Fair

46°F

8°C

Humidity 59%
Wind Speed Calm
Barometer 30.45 in
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Last update 24 Jun 7:15 am MDT
Extended Forecast for

Grand Lake CO

Red Flag Warning June 24, 11:00am until June 24, 06:00pm
Click here for hazard details and duration
Red Flag Warning
  • Today

    Today: A 30 percent chance of showers and thunderstorms, mainly after 5pm.  Areas of smoke. Increasing clouds, with a high near 81. Light west wind increasing to 8 to 13 mph in the morning. Winds could gust as high as 22 mph.

    High: 81 °F

    Areas Smoke
    then Chance
    Showers

  • Tonight

    Tonight: A chance of showers and thunderstorms.  Areas of smoke. Mostly cloudy, with a low around 42. West wind 5 to 9 mph becoming calm  in the evening. Winds could gust as high as 17 mph.  Chance of precipitation is 50%.

    Low: 42 °F

    Chance
    T-storms then
    Chance
    Showers

  • Thursday

    Thursday: Showers and possibly a thunderstorm before 1pm, then showers and thunderstorms likely, mainly between 1pm and 2pm.  High near 71. Light and variable wind becoming west southwest 5 to 10 mph in the morning. Winds could gust as high as 16 mph.  Chance of precipitation is 90%.

    High: 71 °F

    Showers then
    T-storms

  • Thursday Night

    Thursday Night: Showers likely and possibly a thunderstorm before 9pm, then showers likely between 9pm and midnight.  Mostly cloudy, with a low around 40. West wind 5 to 9 mph becoming calm  in the evening. Winds could gust as high as 20 mph.  Chance of precipitation is 60%.

    Low: 40 °F

    Showers
    Likely then
    Partly Cloudy

  • Friday

    Friday: A 30 percent chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 77. Breezy, with a light west southwest wind increasing to 11 to 16 mph in the morning. Winds could gust as high as 30 mph.

    High: 77 °F

    Sunny then
    Chance
    T-storms and
    Breezy

  • Friday Night

    Friday Night: Mostly clear, with a low around 43. Breezy.

    Low: 43 °F

    Partly Cloudy
    and Breezy
    then Mostly
    Clear

  • Saturday

    Saturday: Sunny, with a high near 78. Breezy.

    High: 78 °F

    Sunny and
    Breezy

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 42. Windy.

    Low: 42 °F

    Mostly Clear
    and Windy

  • Sunday

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

    High: 77 °F

    Sunny and
    Breezy

Detailed Forecast

Today
A 30 percent chance of showers and thunderstorms, mainly after 5pm. Areas of smoke. Increasing clouds, with a high near 81. Light west wind increasing to 8 to 13 mph in the morning. Winds could gust as high as 22 mph.
Tonight
A chance of showers and thunderstorms. Areas of smoke. Mostly cloudy, with a low around 42. West wind 5 to 9 mph becoming calm in the evening. Winds could gust as high as 17 mph. Chance of precipitation is 50%.
Thursday
Showers and possibly a thunderstorm before 1pm, then showers and thunderstorms likely, mainly between 1pm and 2pm. High near 71. Light and variable wind becoming west southwest 5 to 10 mph in the morning. Winds could gust as high as 16 mph. Chance of precipitation is 90%.
Thursday Night
Showers likely and possibly a thunderstorm before 9pm, then showers likely between 9pm and midnight. Mostly cloudy, with a low around 40. West wind 5 to 9 mph becoming calm in the evening. Winds could gust as high as 20 mph. Chance of precipitation is 60%.
Friday
A 30 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 77. Breezy, with a light west southwest wind increasing to 11 to 16 mph in the morning. Winds could gust as high as 30 mph.
Friday Night
Mostly clear, with a low around 43. Breezy.
Saturday
Sunny, with a high near 78. Breezy.
Saturday Night
Mostly clear, with a low around 42. Windy.
Sunday
Sunny, with a high near 77. Breezy.
Sunday Night
Mostly clear, with a low around 39. Breezy.
Monday
Sunny, with a high near 75. Breezy.
Monday Night
Mostly clear, with a low around 39. Breezy.
Tuesday
Sunny, with a high near 78. Breezy.
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ABOUT THIS FORECAST

 
Point Forecast:
Grand Lake CO
 40.25°N 105.82°W (Elev. 8386 ft)
12:46 am MDT Jun 24, 2026
7am MDT Jun 24, 2026-6pm MDT Jun 30, 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