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

Thunderstorms and Heavy Rain Across the Southern and Eastern US; Heat and Fire Weather Concerns in the West

Showers and thunderstorms are expected across the southern and eastern US this week, with heavy rain and localized flooding, particularly near the Gulf Coast. Monsoonal moisture will bring rain and potential flooding to parts of the Southwest. Heat and fire weather threats will continue to impact the West. Read More >

Hazardous Weather Conditions

Current conditions at

Granby-Grand County Airport (KGNB)

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

Fair

58°F

14°C

Humidity 60%
Wind Speed Calm
Barometer 30.47 in
Dewpoint 44°F (7°C)
Visibility 10.00 mi
Last update 30 Jun 10:55 pm MDT
Extended Forecast for

LONG'S PEAK CO

  • Tonight

    Tonight: Partly cloudy, with a low around 40. South wind 9 to 11 mph becoming west southwest after midnight. Winds could gust as high as 18 mph.

    Low: 40 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 52. West wind 8 to 11 mph becoming south southeast in the afternoon. Winds could gust as high as 18 mph. Chance of precipitation is 70%.

    High: 52 °F

    Mostly Sunny
    then Showers
    Likely

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 42. Breezy, with a south wind 8 to 18 mph becoming west after midnight. Winds could gust as high as 23 mph.

    Low: 42 °F

    Mostly Cloudy
    then Mostly
    Clear and
    Breezy

  • Wednesday

    Wednesday: A 30 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 53. Breezy, with a west wind 13 to 18 mph becoming east in the afternoon. Winds could gust as high as 24 mph.

    High: 53 °F

    Breezy.
    Mostly Sunny
    then Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 20 percent chance of showers before midnight. Partly cloudy, with a low around 43. Breezy, with an east wind 14 to 17 mph becoming west after midnight. Winds could gust as high as 24 mph.

    Low: 43 °F

    Breezy.
    Slight Chance
    Showers then
    Partly Cloudy

  • Thursday

    Thursday: Showers and thunderstorms likely after noon. Partly sunny, with a high near 51. Breezy. Chance of precipitation is 70%.

    High: 51 °F

    Breezy.
    Partly Sunny
    then T-storms
    Likely

  • Thursday Night

    Thursday Night: A 50 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 41. Windy.

    Low: 41 °F

    Chance
    T-storms and
    Breezy then
    Mostly Cloudy
    and Windy

  • Independence Day

    Independence Day: A chance of rain and snow showers after noon. Some thunder is also possible. Partly sunny, with a high near 49. Windy.

    High: 49 °F

    Partly Sunny
    and Windy
    then Chance
    Rain/Snow and
    Breezy

  • Friday Night

    Friday Night: A slight chance of showers before midnight. Mostly clear, with a low around 40. Breezy.

    Low: 40 °F

    Breezy.
    Slight Chance
    Showers then
    Mostly Clear

Detailed Forecast

Tonight
Partly cloudy, with a low around 40. South wind 9 to 11 mph becoming west southwest after midnight. Winds could gust as high as 18 mph.
Tuesday
Showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 52. West wind 8 to 11 mph becoming south southeast in the afternoon. Winds could gust as high as 18 mph. Chance of precipitation is 70%.
Tuesday Night
Partly cloudy, with a low around 42. Breezy, with a south wind 8 to 18 mph becoming west after midnight. Winds could gust as high as 23 mph.
Wednesday
A 30 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 53. Breezy, with a west wind 13 to 18 mph becoming east in the afternoon. Winds could gust as high as 24 mph.
Wednesday Night
A 20 percent chance of showers before midnight. Partly cloudy, with a low around 43. Breezy, with an east wind 14 to 17 mph becoming west after midnight. Winds could gust as high as 24 mph.
Thursday
Showers and thunderstorms likely after noon. Partly sunny, with a high near 51. Breezy. Chance of precipitation is 70%.
Thursday Night
A 50 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 41. Windy.
Independence Day
A chance of rain and snow showers after noon. Some thunder is also possible. Partly sunny, with a high near 49. Windy.
Friday Night
A slight chance of showers before midnight. Mostly clear, with a low around 40. Breezy.
Saturday
A chance of rain and snow showers after noon. Some thunder is also possible. Mostly sunny, with a high near 50. Breezy.
Saturday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 40. Breezy.
Sunday
A chance of rain and snow showers. Some thunder is also possible. Mostly sunny, with a high near 52. Breezy.
Sunday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 41. Breezy.
Monday
A chance of rain and snow showers. Some thunder is also possible. Mostly sunny, with a high near 54. Breezy.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
LONG'S PEAK CO
 40.27°N 105.62°W (Elev. 12999 ft)
Last Update:
10:01 pm MDT Jun 30, 2025
Forecast Valid:
11pm MDT Jun 30, 2025-6pm MDT Jul 7, 2025
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation