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

55°F

13°C

Humidity 44%
Wind Speed Calm
Barometer 30.47 in
Dewpoint 33°F (1°C)
Visibility 10.00 mi
Last update 23 Jun 8:35 am MDT
Extended Forecast for

3 Miles N Arapahoe Peak CO

Fire Weather Watch June 24, 11:00am until June 24, 06:00pm
Red Flag Warning June 23, 12:00pm until June 23, 08:00pm
Click here for hazard details and duration
Fire Weather Watch
Red Flag Warning
  • Today

    Today: A 30 percent chance of showers and thunderstorms, mainly after 3pm.  Areas of smoke. Increasing clouds, with a high near 60. Breezy, with a west wind 7 to 15 mph, with gusts as high as 28 mph.

    High: 60 °F

    Areas Smoke
    then Chance
    T-storms and
    Breezy

  • Tonight

    Tonight: A chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and 1am.  Areas of smoke. Mostly cloudy, then gradually becoming clear, with a low around 39. West wind 8 to 13 mph becoming east southeast in the evening. Winds could gust as high as 24 mph.  Chance of precipitation is 30%.

    Low: 39 °F

    Chance
    T-storms then
    Slight Chance
    Showers

  • Wednesday

    Wednesday: A 20 percent chance of showers and thunderstorms after 4pm.  Increasing clouds, with a high near 60. Breezy, with a west wind 8 to 17 mph, with gusts as high as 26 mph.

    High: 60 °F

    Sunny then
    Slight Chance
    T-storms and
    Breezy

  • Wednesday Night

    Wednesday Night: Showers likely and possibly a thunderstorm.  Mostly cloudy, with a low around 40. Breezy, with a west wind 9 to 15 mph, with gusts as high as 24 mph.  Chance of precipitation is 60%.

    Low: 40 °F

    Showers
    Likely and
    Breezy

  • Thursday

    Thursday: A chance of showers, then showers and possibly a thunderstorm after noon.  High near 52. Breezy, with a west wind 11 to 15 mph, with gusts as high as 25 mph.  Chance of precipitation is 90%.

    High: 52 °F

    Chance
    Showers then
    Showers and
    Breezy

  • 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 37. Breezy.  Chance of precipitation is 60%.

    Low: 37 °F

    Showers
    Likely and
    Breezy then
    Partly Cloudy

  • Friday

    Friday: A 20 percent chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 57. Windy.

    High: 57 °F

    Sunny and
    Breezy then
    Slight Chance
    T-storms and
    Windy

  • Friday Night

    Friday Night: Partly cloudy, with a low around 42. Breezy.

    Low: 42 °F

    Partly Cloudy
    and Breezy

  • Saturday

    Saturday: Sunny, with a high near 59. Very windy.

    High: 59 °F

    Sunny and
    Very Windy

Detailed Forecast

Today
A 30 percent chance of showers and thunderstorms, mainly after 3pm. Areas of smoke. Increasing clouds, with a high near 60. Breezy, with a west wind 7 to 15 mph, with gusts as high as 28 mph.
Tonight
A chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and 1am. Areas of smoke. Mostly cloudy, then gradually becoming clear, with a low around 39. West wind 8 to 13 mph becoming east southeast in the evening. Winds could gust as high as 24 mph. Chance of precipitation is 30%.
Wednesday
A 20 percent chance of showers and thunderstorms after 4pm. Increasing clouds, with a high near 60. Breezy, with a west wind 8 to 17 mph, with gusts as high as 26 mph.
Wednesday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 40. Breezy, with a west wind 9 to 15 mph, with gusts as high as 24 mph. Chance of precipitation is 60%.
Thursday
A chance of showers, then showers and possibly a thunderstorm after noon. High near 52. Breezy, with a west wind 11 to 15 mph, with gusts as high as 25 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 37. Breezy. Chance of precipitation is 60%.
Friday
A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 57. Windy.
Friday Night
Partly cloudy, with a low around 42. Breezy.
Saturday
Sunny, with a high near 59. Very windy.
Saturday Night
Mostly clear, with a low around 40. Very windy.
Sunday
Sunny, with a high near 58. Windy.
Sunday Night
Mostly clear, with a low around 36. Windy.
Monday
Sunny, with a high near 55. Windy.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles N Arapahoe Peak CO
 40.06°N 105.66°W (Elev. 12014 ft)
12:46 am MDT Jun 23, 2026
8am 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