National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Areas of Extreme Heat and Fire Weather in the Pacific Northwest; Heavy Rain in the West and South-central US

Extreme heat will continue across the Pacific Northwest into midweek before finally waning. Hot temperatures, dry, gusty conditions, and isolated dry thunderstorms will bring critical fire weather. Heavy rain and thunderstorms are expected across portions of the Southwest, the Sierras, and the central/southern Plains. A series of storms will bring heavy rain and strong winds to southern Alaska. Read More >

Hazardous Weather Conditions

Current conditions at

Granby-Grand County Airport (KGNB)

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

Overcast

57°F

14°C

Humidity 76%
Wind Speed N 12 mph
Barometer 30.43 in
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 25 Aug 6:55 pm MDT
Extended Forecast for

Berthoud Pass CO

  • Tonight

    Tonight: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 41. Southeast wind 6 to 8 mph becoming southwest after midnight. Chance of precipitation is 70%.

    Low: 41 °F

    Showers
    Likely then
    Slight Chance
    Showers

  • Tuesday

    Tuesday: A chance of showers and thunderstorms before noon, then showers and possibly a thunderstorm between noon and 3pm, then showers and thunderstorms after 3pm. High near 49. Southwest wind around 7 mph becoming northwest in the afternoon. Chance of precipitation is 90%.

    High: 49 °F

    Chance
    T-storms then
    T-storms

  • Tuesday Night

    Tuesday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 42. South wind 6 to 10 mph becoming west after midnight. Winds could gust as high as 15 mph. Chance of precipitation is 70%.

    Low: 42 °F

    Showers
    Likely then
    Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers, then showers and possibly a thunderstorm after noon. High near 48. West wind around 10 mph, with gusts as high as 22 mph. Chance of precipitation is 80%.

    High: 48 °F

    Chance
    Showers then
    T-storms

  • Wednesday Night

    Wednesday Night: Showers likely and possibly a thunderstorm before midnight, then a chance of showers. Mostly cloudy, with a low around 40. West wind around 8 mph, with gusts as high as 18 mph. Chance of precipitation is 70%.

    Low: 40 °F

    Showers
    Likely then
    Chance
    Showers

  • Thursday

    Thursday: A chance of showers, then showers and possibly a thunderstorm after noon. High near 47. Chance of precipitation is 80%.

    High: 47 °F

    Chance
    Showers then
    T-storms

  • Thursday Night

    Thursday Night: Showers and possibly a thunderstorm. Low around 39. Chance of precipitation is 80%.

    Low: 39 °F

    Showers then
    Chance
    Showers

  • Friday

    Friday: A chance of showers, then showers likely and possibly a thunderstorm after noon. Mostly cloudy, with a high near 46.

    High: 46 °F

    Showers
    Likely

  • Friday Night

    Friday Night: A chance of showers and thunderstorms before midnight, then a slight chance of showers. Mostly cloudy, with a low around 38.

    Low: 38 °F

    Chance
    Showers

Detailed Forecast

Tonight
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 41. Southeast wind 6 to 8 mph becoming southwest after midnight. Chance of precipitation is 70%.
Tuesday
A chance of showers and thunderstorms before noon, then showers and possibly a thunderstorm between noon and 3pm, then showers and thunderstorms after 3pm. High near 49. Southwest wind around 7 mph becoming northwest in the afternoon. Chance of precipitation is 90%.
Tuesday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 42. South wind 6 to 10 mph becoming west after midnight. Winds could gust as high as 15 mph. Chance of precipitation is 70%.
Wednesday
A chance of showers, then showers and possibly a thunderstorm after noon. High near 48. West wind around 10 mph, with gusts as high as 22 mph. Chance of precipitation is 80%.
Wednesday Night
Showers likely and possibly a thunderstorm before midnight, then a chance of showers. Mostly cloudy, with a low around 40. West wind around 8 mph, with gusts as high as 18 mph. Chance of precipitation is 70%.
Thursday
A chance of showers, then showers and possibly a thunderstorm after noon. High near 47. Chance of precipitation is 80%.
Thursday Night
Showers and possibly a thunderstorm. Low around 39. Chance of precipitation is 80%.
Friday
A chance of showers, then showers likely and possibly a thunderstorm after noon. Mostly cloudy, with a high near 46.
Friday Night
A chance of showers and thunderstorms before midnight, then a slight chance of showers. Mostly cloudy, with a low around 38.
Saturday
A chance of rain and snow showers before noon, then rain showers likely. Some thunder is also possible. Mostly cloudy, with a high near 47.
Saturday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 38.
Sunday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 46.
Sunday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 38.
Labor Day
A chance of showers and thunderstorms. Partly sunny, with a high near 49.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Berthoud Pass CO
 39.79°N 105.77°W (Elev. 11749 ft)
Last Update:
2:25 pm MDT Aug 25, 2025
Forecast Valid:
7pm MDT Aug 25, 2025-6pm MDT Sep 1, 2025
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation