Excessive Rainfall Potential for the Southeast; Heat Expands for Center of the Nation; Critical Fire Weather for Pacific Northwest

Flash flooding threatens areas from the Tennessee Valley to the Carolinas as storms repeat along a stalled front. Monsoonal storms may trigger flooding in the Southwest. Dangerous heat expands across the Desert Southwest, Plains, mid-Mississippi Valley and Southern Tier. Critical fire weather for interior Pacific Northwest. Cooler, drier air brings brief relief to the Great Lakes and Northeast. Read More >

Hazardous Weather Conditions

Current conditions at

Granby-Grand County Airport (KGNB)

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

N/A

Humidity NA
Wind Speed NA
Barometer NA
Dewpoint N/A
Visibility NA
Last update *** Not a current observation ***
Extended Forecast for

LONG'S PEAK CO

  • Overnight

    Overnight: Partly cloudy, with a low around 51. West northwest wind around 14 mph, with gusts as high as 21 mph.

    Low: 51 °F

    Partly Cloudy

  • Sunday

    Sunday: A slight chance of showers before noon, then a chance of showers and thunderstorms between noon and 3pm, then showers likely and possibly a thunderstorm after 3pm.  Partly sunny, with a high near 65. West northwest wind 5 to 14 mph becoming southeast in the afternoon. Winds could gust as high as 22 mph.  Chance of precipitation is 70%.

    High: 65 °F

    Slight Chance
    Showers then
    Showers
    Likely

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms before 9pm, then a slight chance of showers.  Mostly cloudy, with a low around 51. West wind 6 to 10 mph, with gusts as high as 16 mph.  Chance of precipitation is 30%.

    Low: 51 °F

    Chance
    Showers

  • Monday

    Monday: Showers and thunderstorms likely, then showers and possibly a thunderstorm after 4pm.  High near 62. West wind 6 to 8 mph becoming east in the afternoon.  Chance of precipitation is 80%.

    High: 62 °F

    Chance
    Showers then
    T-storms

  • Monday Night

    Monday Night: Showers likely and possibly a thunderstorm before midnight, then a slight chance of showers.  Mostly cloudy, with a low around 48. Northeast wind 5 to 8 mph becoming west in the evening.  Chance of precipitation is 60%.

    Low: 48 °F

    Showers
    Likely then
    Slight Chance
    Showers

  • Tuesday

    Tuesday: Showers and possibly a thunderstorm after noon.  High near 60. Chance of precipitation is 80%.

    High: 60 °F

    Mostly Sunny
    then T-storms

  • Tuesday Night

    Tuesday Night: Showers likely and possibly a thunderstorm before midnight.  Mostly cloudy, with a low around 47. Chance of precipitation is 60%.

    Low: 47 °F

    Showers
    Likely then
    Partly Cloudy

  • Wednesday

    Wednesday: Showers and possibly a thunderstorm after noon.  Partly sunny, with a high near 60.

    High: 60 °F

    Mostly Sunny
    then T-storms

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms before midnight, then a slight chance of showers.  Mostly cloudy, with a low around 46. Breezy.

    Low: 46 °F

    Breezy.
    Chance
    T-storms then
    Slight Chance
    Showers

Detailed Forecast

Overnight
Partly cloudy, with a low around 51. West northwest wind around 14 mph, with gusts as high as 21 mph.
Sunday
A slight chance of showers before noon, then a chance of showers and thunderstorms between noon and 3pm, then showers likely and possibly a thunderstorm after 3pm. Partly sunny, with a high near 65. West northwest wind 5 to 14 mph becoming southeast in the afternoon. Winds could gust as high as 22 mph. Chance of precipitation is 70%.
Sunday Night
A chance of showers and thunderstorms before 9pm, then a slight chance of showers. Mostly cloudy, with a low around 51. West wind 6 to 10 mph, with gusts as high as 16 mph. Chance of precipitation is 30%.
Monday
Showers and thunderstorms likely, then showers and possibly a thunderstorm after 4pm. High near 62. West wind 6 to 8 mph becoming east in the afternoon. Chance of precipitation is 80%.
Monday Night
Showers likely and possibly a thunderstorm before midnight, then a slight chance of showers. Mostly cloudy, with a low around 48. Northeast wind 5 to 8 mph becoming west in the evening. Chance of precipitation is 60%.
Tuesday
Showers and possibly a thunderstorm after noon. High near 60. Chance of precipitation is 80%.
Tuesday Night
Showers likely and possibly a thunderstorm before midnight. Mostly cloudy, with a low around 47. Chance of precipitation is 60%.
Wednesday
Showers and possibly a thunderstorm after noon. Partly sunny, with a high near 60.
Wednesday Night
A chance of showers and thunderstorms before midnight, then a slight chance of showers. Mostly cloudy, with a low around 46. Breezy.
Thursday
A chance of showers and thunderstorms after noon. Mostly sunny, with a high near 61. Breezy.
Thursday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 47.
Friday
A chance of showers and thunderstorms. Mostly sunny, with a high near 61.
Friday Night
Partly cloudy, with a low around 46.
Saturday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 62. Breezy.
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ABOUT THIS FORECAST

 
Point Forecast:
LONG'S PEAK CO
 40.24°N 105.62°W (Elev. 12064 ft)
12:46 am MDT Jul 26, 2026
1am MDT Jul 26, 2026-6pm MDT Aug 1, 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