Thunderstorms and Heavy Rains Across Portions of the Central and Eastern US; Heat Expands to Portions of the East and West

Widespread showers and thunderstorms, some severe, may produce heavy downpours and flash flooding across much of the eastern and central U.S. Dangerous heat will continue in the Pacific Northwest and expand across portions of the East. Deep tropical moisture and associated thunderstorms will bring heavy rainfall and localized flash flooding across portions of Florida into the central Gulf Coast. Read More >

Hazardous Weather Conditions

Current conditions at

Granby-Grand County Airport (KGNB)

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

Fair

64°F

18°C

Humidity 41%
Wind Speed Calm
Barometer 30.33 in
Dewpoint 40°F (4°C)
Visibility 10.00 mi
Last update 16 Jul 10:15 am MDT
Extended Forecast for

2 Miles WNW Guanella Pass CO

  • Today

    Today: Showers and thunderstorms likely, mainly after 3pm.  Mostly cloudy, with a high near 57. West wind 10 to 13 mph, with gusts as high as 21 mph.  Chance of precipitation is 70%.

    High: 57 °F

    Slight Chance
    Showers then
    T-storms
    Likely

  • Tonight

    Tonight: Showers likely and possibly a thunderstorm before 9pm, then a chance of showers between 9pm and midnight.  Mostly cloudy, with a low around 36. Northwest wind 8 to 10 mph becoming south southwest in the evening. Winds could gust as high as 16 mph.  Chance of precipitation is 70%.

    Low: 36 °F

    Showers
    Likely then
    Mostly Cloudy

  • Thursday

    Thursday: Showers likely and possibly a thunderstorm between noon and 3pm, then showers and thunderstorms likely after 3pm.  Partly sunny, with a high near 57. West wind 7 to 10 mph, with gusts as high as 16 mph.  Chance of precipitation is 70%.

    High: 57 °F

    Mostly Sunny
    then T-storms
    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 40. Breezy, with a south wind 9 to 15 mph becoming west after midnight. Winds could gust as high as 22 mph.  Chance of precipitation is 40%.

    Low: 40 °F

    Chance
    T-storms then
    Mostly Cloudy
    and Breezy

  • Friday

    Friday: Showers likely and possibly a thunderstorm between noon and 3pm, then showers and thunderstorms likely after 3pm.  Mostly cloudy, with a high near 56. Breezy, with a west wind 7 to 15 mph, with gusts as high as 22 mph.  Chance of precipitation is 70%.

    High: 56 °F

    Partly Sunny
    and Breezy
    then T-storms
    Likely

  • Friday Night

    Friday Night: Showers likely and possibly a thunderstorm before 9pm, then showers likely between 9pm and midnight.  Mostly cloudy, with a low around 39. Chance of precipitation is 60%.

    Low: 39 °F

    Showers
    Likely then
    Partly Cloudy

  • Saturday

    Saturday: A slight chance of showers, then showers and possibly a thunderstorm after noon.  High near 55. Chance of precipitation is 80%.

    High: 55 °F

    Slight Chance
    Showers then
    T-storms

  • Saturday Night

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

    Low: 39 °F

    Chance
    T-storms then
    Partly Cloudy
    and Breezy

  • Sunday

    Sunday: Showers and thunderstorms likely after noon.  Mostly sunny, with a high near 56. Breezy.

    High: 56 °F

    Mostly Sunny
    and Breezy
    then T-storms
    Likely

Detailed Forecast

Today
Showers and thunderstorms likely, mainly after 3pm. Mostly cloudy, with a high near 57. West wind 10 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 70%.
Tonight
Showers likely and possibly a thunderstorm before 9pm, then a chance of showers between 9pm and midnight. Mostly cloudy, with a low around 36. Northwest wind 8 to 10 mph becoming south southwest in the evening. Winds could gust as high as 16 mph. Chance of precipitation is 70%.
Thursday
Showers likely and possibly a thunderstorm between noon and 3pm, then showers and thunderstorms likely after 3pm. Partly sunny, with a high near 57. West wind 7 to 10 mph, with gusts as high as 16 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 40. Breezy, with a south wind 9 to 15 mph becoming west after midnight. Winds could gust as high as 22 mph. Chance of precipitation is 40%.
Friday
Showers likely and possibly a thunderstorm between noon and 3pm, then showers and thunderstorms likely after 3pm. Mostly cloudy, with a high near 56. Breezy, with a west wind 7 to 15 mph, with gusts as high as 22 mph. Chance of precipitation is 70%.
Friday Night
Showers likely and possibly a thunderstorm before 9pm, then showers likely between 9pm and midnight. Mostly cloudy, with a low around 39. Chance of precipitation is 60%.
Saturday
A slight chance of showers, then showers and possibly a thunderstorm after noon. High near 55. Chance of precipitation is 80%.
Saturday Night
A chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 39. Breezy.
Sunday
Showers and thunderstorms likely after noon. Mostly sunny, with a high near 56. Breezy.
Sunday Night
A chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 38. Breezy.
Monday
A chance of showers and thunderstorms. Mostly sunny, with a high near 57. Breezy.
Monday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 39. Breezy.
Tuesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 58. Breezy.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles WNW Guanella Pass CO
 39.59°N 105.75°W (Elev. 13012 ft)
4:01 am MDT Jul 16, 2025
10am MDT Jul 16, 2025-6pm MDT Jul 22, 2025
 
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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