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 >

Hazardous Weather Conditions

Current conditions at

Granby-Grand County Airport (KGNB)

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

Fair

66°F

19°C

Humidity 31%
Wind Speed Calm
Barometer 30.45 in
Dewpoint 35°F (2°C)
Visibility 10.00 mi
Last update 23 Jun 9:55 am MDT
Extended Forecast for

6 Miles S Trail Ridge CO

  • Today

    Today: A 30 percent chance of showers and thunderstorms, mainly after 3pm.  Areas of smoke. Mostly sunny, with a high near 59. Breezy, with a west wind 10 to 15 mph, with gusts as high as 28 mph.

    High: 59 °F

    Areas Smoke
    then Chance
    T-storms and
    Breezy

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms, mainly before 7pm.  Areas of smoke. Mostly cloudy, then gradually becoming clear, with a low around 37. West wind 9 to 11 mph becoming east northeast in the evening. Winds could gust as high as 24 mph.

    Low: 37 °F

    Chance
    T-storms then
    Areas Smoke

  • Wednesday

    Wednesday: A 20 percent chance of showers and thunderstorms after 3pm.  Increasing clouds, with a high near 59. Breezy, with a west southwest wind 9 to 17 mph, with gusts as high as 26 mph.

    High: 59 °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 38. Breezy, with a west wind 10 to 15 mph, with gusts as high as 24 mph.  Chance of precipitation is 60%.

    Low: 38 °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 10 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 36. Breezy.  Chance of precipitation is 60%.

    Low: 36 °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 56. Breezy.

    High: 56 °F

    Breezy. Sunny
    then Slight
    Chance
    T-storms

  • Friday Night

    Friday Night: A slight chance of showers and thunderstorms before midnight.  Partly cloudy, with a low around 39. Breezy.

    Low: 39 °F

    Breezy.
    Slight Chance
    T-storms then
    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 57. Very windy.

    High: 57 °F

    Sunny and
    Very Windy

Detailed Forecast

Today
A 30 percent chance of showers and thunderstorms, mainly after 3pm. Areas of smoke. Mostly sunny, with a high near 59. Breezy, with a west wind 10 to 15 mph, with gusts as high as 28 mph.
Tonight
A 30 percent chance of showers and thunderstorms, mainly before 7pm. Areas of smoke. Mostly cloudy, then gradually becoming clear, with a low around 37. West wind 9 to 11 mph becoming east northeast in the evening. Winds could gust as high as 24 mph.
Wednesday
A 20 percent chance of showers and thunderstorms after 3pm. Increasing clouds, with a high near 59. Breezy, with a west southwest wind 9 to 17 mph, with gusts as high as 26 mph.
Wednesday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 38. Breezy, with a west wind 10 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 10 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 36. Breezy. Chance of precipitation is 60%.
Friday
A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 56. Breezy.
Friday Night
A slight chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 39. Breezy.
Saturday
Sunny, with a high near 57. Very windy.
Saturday Night
Mostly clear, with a low around 38. Very windy.
Sunday
Sunny, with a high near 55. Windy.
Sunday Night
Mostly clear, with a low around 34. Windy.
Monday
Sunny, with a high near 53. Windy.
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles S Trail Ridge CO
 40.35°N 105.74°W (Elev. 11824 ft)
12:46 am MDT Jun 23, 2026
10am 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