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

57°F

14°C

Humidity 33%
Wind Speed Calm
Barometer 30.43 in
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Last update 23 Jun 11:35 pm MDT
Extended Forecast for

Grand Lake CO

Fire Weather Watch June 24, 11:00am until June 24, 06:00pm
Click here for hazard details and duration
Fire Weather Watch
  • Tonight

    Tonight: Areas of smoke. Mostly clear, with a low around 40. Light and variable wind becoming east southeast around 5 mph.

    Low: 40 °F

    Areas Smoke

  • Wednesday

    Wednesday: A 30 percent chance of showers and thunderstorms, mainly after 5pm.  Areas of smoke. Mostly sunny, with a high near 81. Light and variable wind becoming west southwest 6 to 11 mph in the morning. Winds could gust as high as 22 mph.

    High: 81 °F

    Areas Smoke
    then Chance
    T-storms

  • Wednesday Night

    Wednesday Night: 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 18 mph.  Chance of precipitation is 50%.

    Low: 42 °F

    Chance
    Showers

  • Thursday

    Thursday: Showers likely, then showers and possibly a thunderstorm after 9am.  High near 71. Light southwest wind becoming west 5 to 10 mph in the morning. Winds could gust as high as 23 mph.  Chance of precipitation is 100%.

    High: 71 °F

    Showers
    Likely 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 21 mph.  Chance of precipitation is 60%.

    Low: 40 °F

    Showers
    Likely then
    Partly Cloudy

  • Friday

    Friday: A 20 percent chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 77. Breezy.

    High: 77 °F

    Sunny then
    Slight Chance
    T-storms and
    Breezy

  • Friday Night

    Friday Night: Partly cloudy, with a low around 43. Breezy.

    Low: 43 °F

    Partly Cloudy
    and Breezy
    then Partly
    Cloudy

  • Saturday

    Saturday: Sunny, with a high near 79. Windy.

    High: 79 °F

    Sunny and
    Windy

  • Saturday Night

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

    Low: 42 °F

    Mostly Clear
    and Windy

Detailed Forecast

Tonight
Areas of smoke. Mostly clear, with a low around 40. Light and variable wind becoming east southeast around 5 mph.
Wednesday
A 30 percent chance of showers and thunderstorms, mainly after 5pm. Areas of smoke. Mostly sunny, with a high near 81. Light and variable wind becoming west southwest 6 to 11 mph in the morning. Winds could gust as high as 22 mph.
Wednesday Night
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 18 mph. Chance of precipitation is 50%.
Thursday
Showers likely, then showers and possibly a thunderstorm after 9am. High near 71. Light southwest wind becoming west 5 to 10 mph in the morning. Winds could gust as high as 23 mph. Chance of precipitation is 100%.
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 21 mph. Chance of precipitation is 60%.
Friday
A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 77. Breezy.
Friday Night
Partly cloudy, with a low around 43. Breezy.
Saturday
Sunny, with a high near 79. Windy.
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 38. Breezy.
Monday
Sunny, with a high near 76. Breezy.
Monday Night
Mostly clear, with a low around 40. Breezy.
Tuesday
Sunny, with a high near 79. Breezy.
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ABOUT THIS FORECAST

 
Point Forecast:
Grand Lake CO
 40.25°N 105.82°W (Elev. 8386 ft)
12:46 pm MDT Jun 23, 2026
11pm MDT Jun 23, 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