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.

Overcast and Breezy

26°F

-3°C

Humidity 60%
Wind Speed W 21 G 37 mph
Barometer 29.85 in
Dewpoint 13°F (-11°C)
Visibility 7.00 mi
Wind Chill12°F (-11°C)
Last update 15 Mar 4:15 am MDT
Extended Forecast for

3 Miles NNW LONG'S PEAK CO

Winter Weather Advisory March 15, 04:30am until March 15, 09:00am
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory March 15, 04:30am until March 15, 09:00am

    NOW until 9:00am Sun

    Winter Weather Advisory

  • Overnight

    Low: 16 °F

    Snow and
    Blowing Snow

  • Sunday

    Sunday: Snow likely, mainly before noon. Areas of blowing snow. Partly sunny, with a steady temperature around 11. Wind chill values as low as -14. Windy, with a west northwest wind 26 to 32 mph, with gusts as high as 50 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 11 °F

    Snow Likely
    and Areas
    Blowing Snow

  • Sunday Night

    Sunday Night: A 20 percent chance of snow before midnight. Areas of blowing snow before midnight. Partly cloudy, with a low around 10. Wind chill values as low as -9. Windy, with a west wind 20 to 28 mph, with gusts as high as 44 mph.

    Low: 10 °F

    Slight Chance
    Snow and
    Areas Blowing
    Snow

  • Monday

    Monday: A 30 percent chance of snow, mainly after noon. Partly sunny, with a high near 33. Wind chill values as low as -6. Windy, with a west wind 26 to 30 mph, with gusts as high as 45 mph. New snow accumulation of less than a half inch possible.

    High: 33 °F

    Chance Snow
    and Windy

  • Monday Night

    Monday Night: A 30 percent chance of snow. Mostly cloudy, with a low around 29. Windy, with a west wind 31 to 34 mph, with gusts as high as 50 mph.

    Low: 29 °F

    Chance Snow
    and Windy

  • Tuesday

    Tuesday: A 20 percent chance of snow before noon. Mostly sunny, with a high near 43. Very windy.

    High: 43 °F

    Slight Chance
    Snow and Very
    Windy then
    Sunny and
    Windy

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 36. Windy.

    Low: 36 °F

    Mostly Clear
    and Windy

  • Wednesday

    Wednesday: Sunny, with a high near 52. Windy.

    High: 52 °F

    Sunny and
    Windy

Detailed Forecast

Overnight
Snow. Widespread blowing snow. Steady temperature around 16. Wind chill values as low as -7. Very windy, with a west northwest wind around 37 mph, with gusts as high as 65 mph. Chance of precipitation is 90%. Total nighttime snow accumulation of 3 to 7 inches possible.
Sunday
Snow likely, mainly before noon. Areas of blowing snow. Partly sunny, with a steady temperature around 11. Wind chill values as low as -14. Windy, with a west northwest wind 26 to 32 mph, with gusts as high as 50 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Sunday Night
A 20 percent chance of snow before midnight. Areas of blowing snow before midnight. Partly cloudy, with a low around 10. Wind chill values as low as -9. Windy, with a west wind 20 to 28 mph, with gusts as high as 44 mph.
Monday
A 30 percent chance of snow, mainly after noon. Partly sunny, with a high near 33. Wind chill values as low as -6. Windy, with a west wind 26 to 30 mph, with gusts as high as 45 mph. New snow accumulation of less than a half inch possible.
Monday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 29. Windy, with a west wind 31 to 34 mph, with gusts as high as 50 mph.
Tuesday
A 20 percent chance of snow before noon. Mostly sunny, with a high near 43. Very windy.
Tuesday Night
Mostly clear, with a low around 36. Windy.
Wednesday
Sunny, with a high near 52. Windy.
Wednesday Night
Mostly clear, with a low around 37. Breezy.
Thursday
Sunny, with a high near 56. Breezy.
Thursday Night
Mostly clear, with a low around 39. Breezy.
Friday
Sunny, with a high near 58. Breezy.
Friday Night
Mostly clear, with a low around 37. Breezy.
Saturday
Sunny, with a high near 59. Breezy.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NNW LONG'S PEAK CO
 40.31°N 105.65°W (Elev. 10000 ft)
Last Update:
12:46 am MDT Mar 15, 2026
Forecast Valid:
4am MDT Mar 15, 2026-6pm MDT Mar 21, 2026
 
Forecast Discussion
 
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Additional Resources

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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