Tropical System Impacts for the East; Severe Weather and Heavy Rainfall Threats

Heavy rain and dangerous surf conditions up the East Coast are forecast as tropical storm conditions approach late this week and into the weekend. Meanwhile, strong to severe thunderstorms are expected to impact portions of the central U.S. including heavy to excessive rainfall through Saturday. For the Intermountain region, below normal temperatures and some snow for the higher terrain. Read More >

Hazardous Weather Conditions

Current conditions at

Granby-Grand County Airport (KGNB)

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

Fair

57°F

14°C

Humidity 2%
Wind Speed E 6 mph
Barometer 30.12 in
Dewpoint -32°F (-36°C)
Visibility 10.00 mi
Last update 21 Sep 7:15 pm MDT
Extended Forecast for

Arapahoe Peak CO

  • Tonight

    Tonight: Mostly clear, with a low around 30. Breezy, with a west southwest wind 8 to 13 mph increasing to 15 to 20 mph after midnight. Winds could gust as high as 30 mph.

    Mostly Clear
    then Mostly
    Clear and
    Breezy

    Low: 30 °F

  • Friday

    Friday: Sunny, with a high near 41. Windy, with a west southwest wind 21 to 31 mph, with gusts as high as 47 mph.

    Sunny and
    Windy

    High: 41 °F

  • Friday
    Night

    Friday Night: Mostly clear, with a low around 23. Windy, with a west southwest wind 18 to 23 mph increasing to 29 to 34 mph after midnight. Winds could gust as high as 40 mph.

    Mostly Clear
    and Windy

    Low: 23 °F

  • Saturday

    Saturday: Sunny, with a high near 37. Very windy, with a west wind 36 to 41 mph, with gusts as high as 48 mph.

    Sunny and
    Very Windy

    High: 37 °F

  • Saturday
    Night

    Saturday Night: Mostly clear, with a low around 26. Windy, with a west wind 22 to 32 mph decreasing to 11 to 21 mph in the evening. Winds could gust as high as 37 mph.

    Mostly Clear
    and Windy
    then Mostly
    Clear

    Low: 26 °F

  • Sunday

    Sunday: Sunny, with a high near 42.

    Sunny

    High: 42 °F

  • Sunday
    Night

    Sunday Night: Mostly clear, with a low around 29.

    Mostly Clear

    Low: 29 °F

  • Monday

    Monday: Sunny, with a high near 46.

    Sunny

    High: 46 °F

  • Monday
    Night

    Monday Night: Mostly clear, with a low around 32.

    Mostly Clear

    Low: 32 °F

Detailed Forecast

Tonight
Mostly clear, with a low around 30. Breezy, with a west southwest wind 8 to 13 mph increasing to 15 to 20 mph after midnight. Winds could gust as high as 30 mph.
Friday
Sunny, with a high near 41. Windy, with a west southwest wind 21 to 31 mph, with gusts as high as 47 mph.
Friday Night
Mostly clear, with a low around 23. Windy, with a west southwest wind 18 to 23 mph increasing to 29 to 34 mph after midnight. Winds could gust as high as 40 mph.
Saturday
Sunny, with a high near 37. Very windy, with a west wind 36 to 41 mph, with gusts as high as 48 mph.
Saturday Night
Mostly clear, with a low around 26. Windy, with a west wind 22 to 32 mph decreasing to 11 to 21 mph in the evening. Winds could gust as high as 37 mph.
Sunday
Sunny, with a high near 42.
Sunday Night
Mostly clear, with a low around 29.
Monday
Sunny, with a high near 46.
Monday Night
Mostly clear, with a low around 32.
Tuesday
Sunny, with a high near 47.
Tuesday Night
Mostly clear, with a low around 34.
Wednesday
Sunny, with a high near 45. Breezy.
Wednesday Night
Mostly clear, with a low around 31. Breezy.
Thursday
Sunny, with a high near 44. Breezy.
Click Map For Forecast
Point Forecast:
Arapahoe Peak CO
 40.02°N 105.65°W (Elev. 12680 ft)
2:04 pm MDT Sep 21, 2023
7pm MDT Sep 21, 2023-6pm MDT Sep 28, 2023
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database