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

Hazardous Weather Conditions

Current conditions at

Granby-Grand County Airport (KGNB)

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

Fair

34°F

1°C

Humidity 57%
Wind Speed N 5 mph
Barometer 29.84 in
Dewpoint 20°F (-7°C)
Visibility 10.00 mi
Wind Chill29°F (-2°C)
Last update 17 Apr 1:55 am MDT
Extended Forecast for

4 Miles NNW LONG'S PEAK CO

Winter Weather Advisory April 17, 06:00am until April 17, 03:00pm
Click here for hazard details and duration
Winter Weather Advisory

  • Overnight

    Overnight: A 30 percent chance of snow showers, mainly after 5am. Partly cloudy, with a low around 21. Breezy, with a west southwest wind 14 to 22 mph, with gusts as high as 32 mph. Total nighttime snow accumulation of less than a half inch possible.

    Low: 21 °F

    Chance Snow
    Showers and
    Breezy

  • Friday

    Friday: Snow showers. The snow could be heavy at times. Areas of blowing snow after 9am. Temperature falling to around 19 by 5pm. Windy, with a southwest wind 14 to 19 mph becoming west northwest 20 to 25 mph in the morning. Winds could gust as high as 37 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 7 inches possible.

    High: 24 °F⇓

    Heavy Snow
    and Areas
    Blowing Snow

  • Friday Night

    Friday Night: A 40 percent chance of snow showers, mainly before 1am. Patchy blowing snow before 9pm. Partly cloudy, with a low around 12. Wind chill values as low as -4. Windy, with a west wind 18 to 25 mph, with gusts as high as 38 mph. New snow accumulation of less than a half inch possible.

    Low: 12 °F

    Chance Snow
    Showers and
    Patchy
    Blowing Snow

  • Saturday

    Saturday: Sunny, with a high near 33. Wind chill values as low as -3. Breezy, with a west wind 17 to 23 mph, with gusts as high as 38 mph.

    High: 33 °F

    Sunny and
    Breezy

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 20. Breezy, with a west wind 16 to 21 mph, with gusts as high as 31 mph.

    Low: 20 °F

    Mostly Clear
    and Breezy

  • Sunday

    Sunday: Sunny, with a high near 47. Breezy.

    High: 47 °F

    Sunny and
    Breezy

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 29. Breezy.

    Low: 29 °F

    Mostly Clear
    then Partly
    Cloudy and
    Breezy

  • Monday

    Monday: Mostly sunny, with a high near 52. Breezy.

    High: 52 °F

    Mostly Sunny
    and Breezy

  • Monday Night

    Monday Night: Partly cloudy, with a low around 34. Breezy.

    Low: 34 °F

    Partly Cloudy
    then Mostly
    Clear and
    Breezy

Detailed Forecast

Overnight
A 30 percent chance of snow showers, mainly after 5am. Partly cloudy, with a low around 21. Breezy, with a west southwest wind 14 to 22 mph, with gusts as high as 32 mph. Total nighttime snow accumulation of less than a half inch possible.
Friday
Snow showers. The snow could be heavy at times. Areas of blowing snow after 9am. Temperature falling to around 19 by 5pm. Windy, with a southwest wind 14 to 19 mph becoming west northwest 20 to 25 mph in the morning. Winds could gust as high as 37 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 7 inches possible.
Friday Night
A 40 percent chance of snow showers, mainly before 1am. Patchy blowing snow before 9pm. Partly cloudy, with a low around 12. Wind chill values as low as -4. Windy, with a west wind 18 to 25 mph, with gusts as high as 38 mph. New snow accumulation of less than a half inch possible.
Saturday
Sunny, with a high near 33. Wind chill values as low as -3. Breezy, with a west wind 17 to 23 mph, with gusts as high as 38 mph.
Saturday Night
Mostly clear, with a low around 20. Breezy, with a west wind 16 to 21 mph, with gusts as high as 31 mph.
Sunday
Sunny, with a high near 47. Breezy.
Sunday Night
Partly cloudy, with a low around 29. Breezy.
Monday
Mostly sunny, with a high near 52. Breezy.
Monday Night
Partly cloudy, with a low around 34. Breezy.
Tuesday
A chance of showers after noon. Mostly sunny, with a high near 55. Breezy.
Tuesday Night
A slight chance of rain and snow showers. Partly cloudy, with a low around 37. Breezy.
Wednesday
A chance of snow showers. Some thunder is also possible. Partly sunny, with a high near 54. Windy.
Wednesday Night
A chance of snow showers. Mostly cloudy, with a low around 31. Windy.
Thursday
A chance of snow showers. Partly sunny, with a high near 44. Windy.
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Forecast Area
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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)
Last Update:
12:46 am MDT Apr 17, 2026
Forecast Valid:
2am MDT Apr 17, 2026-6pm MDT Apr 23, 2026
 
Forecast Discussion
 
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Additional Resources

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Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation