Heat Across the Center of the Nation; Severe Thunderstorms Across the Great Lakes and Ohio Valley

Heat expands across the Desert Southwest, Plains, Mississippi Valley and Midwest into Monday. Fire weather concerns continue for portions of the Intermountain West. Active monsoonal moisture fuels thunderstorms over the Southwest with possible flash flooding. Tropical cyclone Fausto in the Pacific, should weaken as it approaches Hawaii; Dangerous surf, swells and rip currents are expected. Read More >

Current conditions at

Granby-Grand County Airport (KGNB)

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

Overcast

58°F

14°C

Humidity 90%
Wind Speed Calm
Barometer 30.45 in
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 27 Jul 6:55 am MDT
Extended Forecast for

3 Miles S Berthoud Falls CO

  • Today

    Today: A chance of showers and thunderstorms before 2pm, then showers likely and possibly a thunderstorm between 2pm and 3pm, then showers and thunderstorms likely after 3pm.  Mostly cloudy, with a high near 59. East southeast wind around 7 mph becoming west southwest in the afternoon.  Chance of precipitation is 70%.

    High: 59 °F

    Chance
    Showers then
    T-storms
    Likely

  • Tonight

    Tonight: Showers likely and possibly a thunderstorm before 9pm, then a slight chance of showers between 9pm and midnight.  Mostly cloudy, with a low around 46. West wind around 8 mph.  Chance of precipitation is 70%.

    Low: 46 °F

    Showers
    Likely then
    Mostly Cloudy

  • Tuesday

    Tuesday: A slight chance of showers before noon, then showers and thunderstorms likely between noon and 2pm, then showers and possibly a thunderstorm after 2pm.  High near 59. West wind 6 to 8 mph becoming northeast in the afternoon.  Chance of precipitation is 80%.

    High: 59 °F

    Slight Chance
    Showers then
    T-storms

  • Tuesday Night

    Tuesday Night: Showers likely and possibly a thunderstorm before midnight, then a slight chance of showers.  Mostly cloudy, with a low around 46. East southeast wind 6 to 10 mph becoming west after midnight. Winds could gust as high as 17 mph.  Chance of precipitation is 60%.

    Low: 46 °F

    Showers
    Likely then
    Slight Chance
    Showers

  • Wednesday

    Wednesday: Showers and possibly a thunderstorm after noon.  High near 59. West northwest wind 6 to 10 mph, with gusts as high as 17 mph.  Chance of precipitation is 80%.

    High: 59 °F

    Mostly Sunny
    then T-storms

  • Wednesday Night

    Wednesday Night: Showers likely and possibly a thunderstorm.  Mostly cloudy, with a low around 45. Breezy.  Chance of precipitation is 60%.

    Low: 45 °F

    Breezy.
    Showers
    Likely then
    Slight Chance
    Showers

  • Thursday

    Thursday: A 30 percent chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 59. Breezy.

    High: 59 °F

    Sunny and
    Breezy then
    Chance
    T-storms

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 45.

    Low: 45 °F

    Partly Cloudy

  • Friday

    Friday: A slight chance of showers and thunderstorms after noon.  Sunny, with a high near 61.

    High: 61 °F

    Sunny then
    Slight Chance
    T-storms

Detailed Forecast

Today
A chance of showers and thunderstorms before 2pm, then showers likely and possibly a thunderstorm between 2pm and 3pm, then showers and thunderstorms likely after 3pm. Mostly cloudy, with a high near 59. East southeast wind around 7 mph becoming west southwest in the afternoon. Chance of precipitation is 70%.
Tonight
Showers likely and possibly a thunderstorm before 9pm, then a slight chance of showers between 9pm and midnight. Mostly cloudy, with a low around 46. West wind around 8 mph. Chance of precipitation is 70%.
Tuesday
A slight chance of showers before noon, then showers and thunderstorms likely between noon and 2pm, then showers and possibly a thunderstorm after 2pm. High near 59. West wind 6 to 8 mph becoming northeast in the afternoon. Chance of precipitation is 80%.
Tuesday Night
Showers likely and possibly a thunderstorm before midnight, then a slight chance of showers. Mostly cloudy, with a low around 46. East southeast wind 6 to 10 mph becoming west after midnight. Winds could gust as high as 17 mph. Chance of precipitation is 60%.
Wednesday
Showers and possibly a thunderstorm after noon. High near 59. West northwest wind 6 to 10 mph, with gusts as high as 17 mph. Chance of precipitation is 80%.
Wednesday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 45. Breezy. Chance of precipitation is 60%.
Thursday
A 30 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 59. Breezy.
Thursday Night
Partly cloudy, with a low around 45.
Friday
A slight chance of showers and thunderstorms after noon. Sunny, with a high near 61.
Friday Night
A slight chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 45.
Saturday
A slight chance of showers and thunderstorms. Sunny, with a high near 62.
Saturday Night
Mostly clear, with a low around 45.
Sunday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 64.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles S Berthoud Falls CO
 39.72°N 105.79°W (Elev. 12444 ft)
4:48 am MDT Jul 27, 2026
7am MDT Jul 27, 2026-6pm MDT Aug 2, 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