Areas of Excessive Rainfall and Severe Thunderstorms; Fire Weather Concerns in the Northern Plains and Four Corners Region

Widespread showers and thunderstorms may bring areas of flash flooding across much of the Southern Plains into the Gulf Coast region and the upper Ohio River Valley into the Mid-Atlantic. A large Pacific storm will bring widespread rain, gusty winds, and mountain snow to California and the Great Basin. Fire weather concerns expected in the Northern Plains and the Four Corners region. Read More >

Current conditions at

Granby-Grand County Airport (KGNB)

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

Partly Cloudy

46°F

8°C

Humidity 89%
Wind Speed NE 6 mph
Barometer 30.08 in
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Wind Chill43°F (6°C)
Last update 26 May 11:55 pm MDT
Extended Forecast for

Devils Thumb Park CO

  • Overnight

    Overnight: A 20 percent chance of showers.  Mostly cloudy, with a low around 37. Light south southeast wind.

    Low: 37 °F

    Slight Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers, then showers and possibly a thunderstorm after noon.  High near 56. Calm wind becoming east 5 to 9 mph in the afternoon. Winds could gust as high as 15 mph.  Chance of precipitation is 80%.

    High: 56 °F

    Chance
    Showers then
    Showers

  • Wednesday Night

    Wednesday Night: A 40 percent chance of showers and thunderstorms before 9pm.  Cloudy, then gradually becoming partly cloudy, with a low around 38. East wind 5 to 9 mph becoming calm  after midnight. Winds could gust as high as 15 mph.

    Low: 38 °F

    Chance
    T-storms then
    Mostly Cloudy

  • Thursday

    Thursday: Showers likely and possibly a thunderstorm after noon.  Partly sunny, with a high near 60. Calm wind becoming east southeast 5 to 9 mph in the afternoon. Winds could gust as high as 18 mph.  Chance of precipitation is 70%.

    High: 60 °F

    Mostly Sunny
    then Showers
    Likely

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight.  Mostly cloudy, with a low around 39. East southeast wind 5 to 9 mph becoming calm  after midnight. Winds could gust as high as 18 mph.  Chance of precipitation is 40%.

    Low: 39 °F

    Chance
    T-storms then
    Mostly Cloudy

  • Friday

    Friday: Showers likely and possibly a thunderstorm after noon.  Partly sunny, with a high near 62. Chance of precipitation is 70%.

    High: 62 °F

    Partly Sunny
    then Showers
    Likely

  • Friday Night

    Friday Night: A 50 percent chance of showers and thunderstorms before midnight.  Mostly cloudy, with a low around 37.

    Low: 37 °F

    Chance
    T-storms then
    Mostly Cloudy

  • Saturday

    Saturday: A slight chance of rain showers before 9am, then a chance of rain and snow showers. Some thunder is also possible.  Partly sunny, with a high near 58.

    High: 58 °F

    Chance
    Rain/Snow

  • Saturday Night

    Saturday Night: A slight chance of rain showers, mixing with snow after 9pm, then gradually ending. Some thunder is also possible.  Partly cloudy, with a low around 35.

    Low: 35 °F

    Slight Chance
    Rain/Snow
    then Mostly
    Clear

Detailed Forecast

Overnight
A 20 percent chance of showers. Mostly cloudy, with a low around 37. Light south southeast wind.
Wednesday
A chance of showers, then showers and possibly a thunderstorm after noon. High near 56. Calm wind becoming east 5 to 9 mph in the afternoon. Winds could gust as high as 15 mph. Chance of precipitation is 80%.
Wednesday Night
A 40 percent chance of showers and thunderstorms before 9pm. Cloudy, then gradually becoming partly cloudy, with a low around 38. East wind 5 to 9 mph becoming calm after midnight. Winds could gust as high as 15 mph.
Thursday
Showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 60. Calm wind becoming east southeast 5 to 9 mph in the afternoon. Winds could gust as high as 18 mph. Chance of precipitation is 70%.
Thursday Night
A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight. Mostly cloudy, with a low around 39. East southeast wind 5 to 9 mph becoming calm after midnight. Winds could gust as high as 18 mph. Chance of precipitation is 40%.
Friday
Showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 62. Chance of precipitation is 70%.
Friday Night
A 50 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 37.
Saturday
A slight chance of rain showers before 9am, then a chance of rain and snow showers. Some thunder is also possible. Partly sunny, with a high near 58.
Saturday Night
A slight chance of rain showers, mixing with snow after 9pm, then gradually ending. Some thunder is also possible. Partly cloudy, with a low around 35.
Sunday
A chance of showers and thunderstorms after noon. Mostly sunny, with a high near 59.
Sunday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 37.
Monday
Showers likely and possibly a thunderstorm. Mostly sunny, with a high near 60.
Monday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 37.
Tuesday
A chance of showers and thunderstorms. Partly sunny, with a high near 60.
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ABOUT THIS FORECAST

 
Point Forecast:
Devils Thumb Park CO
 39.97°N 105.73°W (Elev. 10000 ft)
12:46 pm MDT May 26, 2026
12am MDT May 27, 2026-6pm MDT Jun 2, 2026
 
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Additional Resources

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Hourly Weather Forecast

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