Heat Wave Expands to the East Coast; Flash Flooding Likely in the Central Plains into the Midwest; Severe Thunderstorms in the Northeast

Dangerous, prolonged heat is ongoing in the Mid-South to Mid-Mississippi Valley and heat expands into the Northeast for a brief period today. Widely scattered instances of flash flooding due to heavy rains are forecast from northeast Kansas to much of Indiana. Scattered strong to severe thunderstorms are possible across parts of New England, northern Mid-Atlantic, and North Dakota. Read More >

Hazardous Weather Conditions

Current conditions at

Granby-Grand County Airport (KGNB)

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

Partly Cloudy

69°F

21°C

Humidity 29%
Wind Speed Calm
Barometer 30.32 in
Dewpoint 35°F (2°C)
Visibility 10.00 mi
Last update 25 Jul 8:55 pm MDT
Extended Forecast for

4 Miles NNW LONG'S PEAK CO

  • Tonight

    Tonight: Mostly clear, with a low around 50. West southwest wind 7 to 10 mph, with gusts as high as 16 mph.

    Low: 50 °F

    Mostly Clear

  • Saturday

    Saturday: A slight chance of showers between 11am and noon, then a chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 71. West southwest wind 8 to 10 mph, with gusts as high as 16 mph.  Chance of precipitation is 30%.

    High: 71 °F

    Slight Chance
    Showers then
    Chance
    T-storms

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 50. West southwest wind 7 to 13 mph, with gusts as high as 21 mph.

    Low: 50 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 75. West southwest wind 8 to 13 mph, with gusts as high as 21 mph.

    High: 75 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 53. South wind 7 to 14 mph becoming west after midnight. Winds could gust as high as 18 mph.

    Low: 53 °F

    Partly Cloudy

  • Monday

    Monday: A 20 percent chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 75.

    High: 75 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 53.

    Low: 53 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Showers and thunderstorms likely after noon.  Partly sunny, with a high near 72.

    High: 72 °F

    Partly Sunny
    then T-storms
    Likely

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms before midnight, then a slight chance of showers.  Mostly cloudy, with a low around 50.

    Low: 50 °F

    Chance
    T-storms then
    Slight Chance
    Showers

Detailed Forecast

Tonight
Mostly clear, with a low around 50. West southwest wind 7 to 10 mph, with gusts as high as 16 mph.
Saturday
A slight chance of showers between 11am and noon, then a chance of showers and thunderstorms after noon. Mostly sunny, with a high near 71. West southwest wind 8 to 10 mph, with gusts as high as 16 mph. Chance of precipitation is 30%.
Saturday Night
Mostly clear, with a low around 50. West southwest wind 7 to 13 mph, with gusts as high as 21 mph.
Sunday
Sunny, with a high near 75. West southwest wind 8 to 13 mph, with gusts as high as 21 mph.
Sunday Night
Partly cloudy, with a low around 53. South wind 7 to 14 mph becoming west after midnight. Winds could gust as high as 18 mph.
Monday
A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 75.
Monday Night
Mostly cloudy, with a low around 53.
Tuesday
Showers and thunderstorms likely after noon. Partly sunny, with a high near 72.
Tuesday Night
A chance of showers and thunderstorms before midnight, then a slight chance of showers. Mostly cloudy, with a low around 50.
Wednesday
A slight chance of showers, then showers and possibly a thunderstorm after noon. Mostly cloudy, with a high near 65.
Wednesday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 49.
Thursday
Showers and possibly a thunderstorm. Mostly cloudy, with a high near 65.
Thursday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 48.
Friday
Showers and thunderstorms likely. Partly sunny, with a high near 67.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NNW LONG'S PEAK CO
 40.31°N 105.65°W (Elev. 10000 ft)
2:30 pm MDT Jul 25, 2025
9pm MDT Jul 25, 2025-6pm MDT Aug 1, 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