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

79°F

26°C

Humidity 12%
Wind Speed SW 14 G 22 mph
Barometer 30.41 in
Dewpoint 22°F (-6°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 23 Jun 12:35 pm MDT
Extended Forecast for

2 Miles W Arapahoe Peak CO

Fire Weather Watch June 24, 11:00am until June 24, 06:00pm
Red Flag Warning June 23, 12:49pm until June 23, 08:00pm
Click here for hazard details and duration
Fire Weather Watch
Red Flag Warning
  •  
    Red Flag Warning June 23, 12:49pm until June 23, 08:00pm

    NOW until 8:00pm Tue

    Red Flag Warning

  • This Afternoon

    High: 64 °F

    Chance
    T-storms

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms, mainly before 7pm.  Areas of smoke. Partly cloudy, with a low around 40. West wind 5 to 11 mph becoming east southeast in the evening. Winds could gust as high as 24 mph.

    Low: 40 °F

    Chance
    T-storms then
    Areas Smoke

  • Wednesday

    Wednesday: A 20 percent chance of showers and thunderstorms after 4pm.  Increasing clouds, with a high near 64. Breezy, with a west wind 5 to 10 mph increasing to 12 to 17 mph in the afternoon. Winds could gust as high as 26 mph.

    High: 64 °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 41. Breezy, with a west wind 7 to 15 mph, with gusts as high as 25 mph.  Chance of precipitation is 60%.

    Low: 41 °F

    Showers
    Likely and
    Breezy

  • Thursday

    Thursday: A chance of showers, then showers and possibly a thunderstorm after noon.  High near 56. West wind 8 to 14 mph, with gusts as high as 25 mph.  Chance of precipitation is 90%.

    High: 56 °F

    Chance
    Showers then
    Showers

  • 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 38. Chance of precipitation is 60%.

    Low: 38 °F

    Showers
    Likely then
    Partly Cloudy

  • Friday

    Friday: A 20 percent chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 61. Breezy.

    High: 61 °F

    Breezy. Sunny
    then Slight
    Chance
    T-storms

  • Friday Night

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

    Low: 42 °F

    Partly Cloudy
    and Windy

Detailed Forecast

This Afternoon
A 30 percent chance of showers and thunderstorms, mainly after 3pm. Areas of smoke. Mostly sunny, with a high near 64. West wind around 14 mph, with gusts as high as 28 mph.
Tonight
A 30 percent chance of showers and thunderstorms, mainly before 7pm. Areas of smoke. Partly cloudy, with a low around 40. West wind 5 to 11 mph becoming east southeast in the evening. Winds could gust as high as 24 mph.
Wednesday
A 20 percent chance of showers and thunderstorms after 4pm. Increasing clouds, with a high near 64. Breezy, with a west wind 5 to 10 mph increasing to 12 to 17 mph in the afternoon. Winds could gust as high as 26 mph.
Wednesday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 41. Breezy, with a west wind 7 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 60%.
Thursday
A chance of showers, then showers and possibly a thunderstorm after noon. High near 56. West wind 8 to 14 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 38. Chance of precipitation is 60%.
Friday
A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 61. Breezy.
Friday Night
Partly cloudy, with a low around 42. Windy.
Saturday
Sunny, with a high near 63. Very windy.
Saturday Night
Mostly clear, with a low around 40. Very windy.
Sunday
Sunny, with a high near 62. Windy.
Sunday Night
Mostly clear, with a low around 36. Windy.
Monday
Sunny, with a high near 58. Windy.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles W Arapahoe Peak CO
 40.02°N 105.68°W (Elev. 11293 ft)
12:46 am MDT Jun 23, 2026
12pm 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