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

4°C

40°F

Humidity 72%
Wind Speed Calm
Barometer 29.86 in
Dewpoint 0°C (32°F)
Visibility 16 km
Last update 18 May 7:55 am MDT
Extended Forecast for

3 Miles NW Grand Lake CO

  • Today

    Today: Rain showers before 5pm, then rain likely, possibly mixed with snow showers. Some thunder is also possible. High near 14. Southwest wind 5 to 13 km/h. Chance of precipitation is 80%. Little or no snow accumulation expected.

    High: 14 °C

    Slight Chance
    Showers then
    Rain/Snow

  • Tonight

    Tonight: Rain showers likely before 7pm, then rain and snow showers likely between 7pm and 2am, then a chance of snow showers after 2am. Some thunder is also possible. Cloudy, with a low around -4. West southwest wind 10 to 13 km/h. Chance of precipitation is 70%. New snow accumulation of less than one centimeter possible.

    Low: -4 °C

    Rain/Snow
    Likely then
    Chance
    Rain/Snow

  • Monday

    Monday: A chance of snow showers before 3pm, then a chance of rain and snow showers. Some thunder is also possible. Mostly cloudy, with a high near 8. West wind 10 to 18 km/h, with gusts as high as 39 km/h. Chance of precipitation is 50%. New snow accumulation of less than a half centimeter possible.

    High: 8 °C

    Chance Snow
    Showers then
    Chance
    Rain/Snow

  • Monday Night

    Monday Night: A chance of rain and snow showers before 9pm, then a chance of snow showers. Mostly cloudy, with a low around -4. West wind 10 to 18 km/h, with gusts as high as 39 km/h. Chance of precipitation is 30%. New snow accumulation of less than one centimeter possible.

    Low: -4 °C

    Chance
    Rain/Snow
    then Slight
    Chance Snow
    Showers

  • Tuesday

    Tuesday: A slight chance of snow showers after noon, mixing with rain after 3pm. Some thunder is also possible. Mostly sunny, with a high near 11. West wind 10 to 15 km/h increasing to 18 to 23 km/h in the afternoon. Winds could gust as high as 42 km/h. Chance of precipitation is 20%.

    High: 11 °C

    Partly Sunny
    then Slight
    Chance
    Rain/Snow

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around -3.

    Low: -3 °C

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 14.

    High: 14 °C

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around -3.

    Low: -3 °C

    Mostly Clear

  • Thursday

    Thursday: A slight chance of showers and thunderstorms after noon. Sunny, with a high near 19.

    High: 19 °C

    Sunny then
    Slight Chance
    T-storms

Detailed Forecast

Today
Rain showers before 5pm, then rain likely, possibly mixed with snow showers. Some thunder is also possible. High near 14. Southwest wind 5 to 13 km/h. Chance of precipitation is 80%. Little or no snow accumulation expected.
Tonight
Rain showers likely before 7pm, then rain and snow showers likely between 7pm and 2am, then a chance of snow showers after 2am. Some thunder is also possible. Cloudy, with a low around -4. West southwest wind 10 to 13 km/h. Chance of precipitation is 70%. New snow accumulation of less than one centimeter possible.
Monday
A chance of snow showers before 3pm, then a chance of rain and snow showers. Some thunder is also possible. Mostly cloudy, with a high near 8. West wind 10 to 18 km/h, with gusts as high as 39 km/h. Chance of precipitation is 50%. New snow accumulation of less than a half centimeter possible.
Monday Night
A chance of rain and snow showers before 9pm, then a chance of snow showers. Mostly cloudy, with a low around -4. West wind 10 to 18 km/h, with gusts as high as 39 km/h. Chance of precipitation is 30%. New snow accumulation of less than one centimeter possible.
Tuesday
A slight chance of snow showers after noon, mixing with rain after 3pm. Some thunder is also possible. Mostly sunny, with a high near 11. West wind 10 to 15 km/h increasing to 18 to 23 km/h in the afternoon. Winds could gust as high as 42 km/h. Chance of precipitation is 20%.
Tuesday Night
Mostly clear, with a low around -3.
Wednesday
Sunny, with a high near 14.
Wednesday Night
Mostly clear, with a low around -3.
Thursday
A slight chance of showers and thunderstorms after noon. Sunny, with a high near 19.
Thursday Night
Mostly clear, with a low around 1.
Friday
Mostly sunny, with a high near 21.
Friday Night
Partly cloudy, with a low around 1.
Saturday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 21.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NW Grand Lake CO
 40.27°N 105.85°W (Elev. 8698 m)
Last Update:
4:00 am MDT May 18, 2025
Forecast Valid:
8am MDT May 18, 2025-6pm MDT May 24, 2025
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation