Heavy Rainfall and Severe Thunderstorm Threats for the Plains and Southeast

A frontal boundary extending from the western High Plains to the Southeast will focus additional showers and thunderstorms this weekend. Some of these storms may become severe, alongside frequent lightning, and isolated instances of flash flooding. Meanwhile dry conditions will continue for the Great Basin where fire weather concerns linger. For the mid-Atlantic and Northeast, seasonable weather. Read More >

Hazardous Weather Conditions

Current conditions at

Granby-Grand County Airport (KGNB)

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

Fair

43°F

6°C

Humidity 91%
Wind Speed E 5 mph
Barometer 30.57 in
Dewpoint 40°F (4°C)
Visibility 10.00 mi
Wind Chill40°F (4°C)
Last update 2 Aug 2:15 am MDT
Extended Forecast for

Trail Ridge CO

  • Overnight

    Overnight: Areas of smoke. Mostly clear, with a steady temperature around 41. West southwest wind around 9 mph, with gusts as high as 16 mph.

    Low: 41 °F

    Areas Smoke

  • Saturday

    Saturday: A slight chance of showers between 11am and noon, then a chance of showers and thunderstorms after noon.  Areas of smoke before noon. Mostly sunny, with a high near 63. West wind 9 to 11 mph, with gusts as high as 18 mph.  Chance of precipitation is 50%.

    High: 63 °F

    Slight Chance
    Showers then
    Chance
    T-storms

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight.  Partly cloudy, with a low around 37. West wind 7 to 9 mph, with gusts as high as 16 mph.  Chance of precipitation is 40%.

    Low: 37 °F

    Chance
    T-storms then
    Mostly Clear

  • Sunday

    Sunday: A 20 percent chance of showers and thunderstorms after noon.  Sunny through mid morning, then becoming partly sunny, with a high near 63. West northwest wind 8 to 13 mph, with gusts as high as 22 mph.

    High: 63 °F

    Sunny then
    Slight Chance
    T-storms

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 37. Northwest wind 6 to 10 mph becoming south southeast in the evening. Winds could gust as high as 18 mph.

    Low: 37 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 68.

    High: 68 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 43.

    Low: 43 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 69. Breezy.

    High: 69 °F

    Sunny then
    Mostly Sunny
    and Breezy

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 43.

    Low: 43 °F

    Mostly Clear

Detailed Forecast

Overnight
Areas of smoke. Mostly clear, with a steady temperature around 41. West southwest wind around 9 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. Areas of smoke before noon. Mostly sunny, with a high near 63. West wind 9 to 11 mph, with gusts as high as 18 mph. Chance of precipitation is 50%.
Saturday Night
A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight. Partly cloudy, with a low around 37. West wind 7 to 9 mph, with gusts as high as 16 mph. Chance of precipitation is 40%.
Sunday
A 20 percent chance of showers and thunderstorms after noon. Sunny through mid morning, then becoming partly sunny, with a high near 63. West northwest wind 8 to 13 mph, with gusts as high as 22 mph.
Sunday Night
Mostly clear, with a low around 37. Northwest wind 6 to 10 mph becoming south southeast in the evening. Winds could gust as high as 18 mph.
Monday
Sunny, with a high near 68.
Monday Night
Partly cloudy, with a low around 43.
Tuesday
Sunny, with a high near 69. Breezy.
Tuesday Night
Mostly clear, with a low around 43.
Wednesday
A slight chance of showers and thunderstorms after noon. Mostly sunny, with a high near 69.
Wednesday Night
Partly cloudy, with a low around 43.
Thursday
A chance of showers and thunderstorms. Mostly sunny, with a high near 69. Breezy.
Thursday Night
A slight chance of showers. Partly cloudy, with a low around 42.
Friday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 68. Breezy.
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ABOUT THIS FORECAST

 
Point Forecast:
Trail Ridge CO
 40.44°N 105.72°W (Elev. 10978 ft)
3:22 pm MDT Aug 1, 2025
2am MDT Aug 2, 2025-6pm MDT Aug 8, 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