Severe Weather and Flooding Threat in the Central U.S. and Mid-Atlantic; Dangerous Heat in the West and Southern Plains

Severe thunderstorms and heavy rain are expected across the central High Plains into parts of the central and southern Plains and in the the Mid-Atlantic today. Intense, dangerous heat will persist across the West, Southwest, and Southern Plains into the end of the week. Elevated to critical fire weather conditions expected in the Great Basin and Four Corners region. Read More >

Current conditions at

Granby-Grand County Airport (KGNB)

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

Fair

80°F

27°C

Humidity 13%
Wind Speed W 13 G 22 mph
Barometer 30.41 in
Dewpoint 24°F (-4°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 23 Jun 12:55 pm MDT
Extended Forecast for

5 Miles NNW Grand Lake CO

Fire Weather Watch June 24, 11:00am until June 24, 06:00pm
Red Flag Warning June 23, 01:11pm until June 23, 08:00pm
Click here for hazard details and duration
Fire Weather Watch
Red Flag Warning
  •  
    Red Flag Warning June 23, 01:11pm until June 23, 08:00pm

    NOW until 8:00pm Tue

    Red Flag Warning

  • This Afternoon

    High: 79 °F

    Chance
    Showers

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms before 8pm.  Areas of smoke. Partly cloudy, with a low around 41. West northwest wind 5 to 7 mph becoming light and variable  after midnight. Winds could gust as high as 18 mph.

    Low: 41 °F

    Slight Chance
    T-storms then
    Areas Smoke

  • Wednesday

    Wednesday: A 30 percent chance of showers and thunderstorms, mainly after 5pm.  Areas of smoke. Increasing clouds, with a high near 80. Light and variable wind becoming west southwest 6 to 11 mph in the morning. Winds could gust as high as 22 mph.

    High: 80 °F

    Areas Smoke
    then Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms, then showers likely after 9pm.  Areas of smoke. Mostly cloudy, with a low around 42. West wind 5 to 8 mph becoming calm  in the evening. Winds could gust as high as 17 mph.  Chance of precipitation is 60%.

    Low: 42 °F

    Chance
    T-storms then
    Showers
    Likely

  • Thursday

    Thursday: Showers likely, then showers and possibly a thunderstorm after 9am.  High near 71. Calm wind becoming west 5 to 8 mph in the morning. Winds could gust as high as 22 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. 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 76.

    High: 76 °F

    Sunny then
    Slight Chance
    T-storms

  • Friday Night

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

    Low: 43 °F

    Partly Cloudy

Detailed Forecast

This Afternoon
A 30 percent chance of showers and thunderstorms, mainly between 3pm and 4pm. Areas of smoke. Partly sunny, with a high near 79. West wind around 9 mph, with gusts as high as 21 mph.
Tonight
A 20 percent chance of showers and thunderstorms before 8pm. Areas of smoke. Partly cloudy, with a low around 41. West northwest wind 5 to 7 mph becoming light and variable after midnight. Winds could gust as high as 18 mph.
Wednesday
A 30 percent chance of showers and thunderstorms, mainly after 5pm. Areas of smoke. Increasing clouds, with a high near 80. 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, then showers likely after 9pm. Areas of smoke. Mostly cloudy, with a low around 42. West wind 5 to 8 mph becoming calm in the evening. Winds could gust as high as 17 mph. Chance of precipitation is 60%.
Thursday
Showers likely, then showers and possibly a thunderstorm after 9am. High near 71. Calm wind becoming west 5 to 8 mph in the morning. Winds could gust as high as 22 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. Chance of precipitation is 60%.
Friday
A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 76.
Friday Night
Partly cloudy, with a low around 43.
Saturday
Sunny, with a high near 78. Breezy.
Saturday Night
Mostly clear, with a low around 42. Breezy.
Sunday
Sunny, with a high near 76. Breezy.
Sunday Night
Mostly clear, with a low around 37. Breezy.
Monday
Sunny, with a high near 75. Breezy.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles NNW Grand Lake CO
 40.32°N 105.86°W (Elev. 8799 ft)
12:46 pm MDT Jun 23, 2026
1pm MDT Jun 23, 2026-6pm MDT Jun 29, 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