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

Autumn Temperatures for Eastern Third of the Country; Super Typhoon Approaching Guam

Cooler and less humid conditions for the eastern third of the nation as a cold slides off the east coast. Combination of dry and breezy conditions may result in spread of wildfires across the lower Mississippi Valley. In addition, fire weather conditions linger into portions of Southern California. For Guam, a super typhoon is approaching. Read More >

Current conditions at

Granby-Grand County Airport (KGNB)

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

Fair

21°F

-6°C

Humidity 66%
Wind Speed SE 6 mph
Barometer 30.69 in
Dewpoint 11°F (-12°C)
Visibility 10.00 mi
Wind Chill13°F (-11°C)
Last update 17 Oct 7:35 am MDT
Extended Forecast for

Downieville CO

  • Today

    Today: Sunny, with a high near 65. West wind 6 to 10 mph becoming north northwest in the afternoon. Winds could gust as high as 16 mph.

    High: 65 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 38. West wind 5 to 11 mph, with gusts as high as 18 mph.

    Low: 38 °F

    Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 63. West wind 6 to 10 mph becoming east in the afternoon. Winds could gust as high as 16 mph.

    High: 63 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 39. East wind around 6 mph becoming calm in the evening.

    Low: 39 °F

    Mostly Cloudy

  • Monday

    Monday: A 30 percent chance of showers after noon. Partly sunny, with a high near 61. Light and variable wind becoming southeast 5 to 8 mph in the morning.

    High: 61 °F

    Partly Sunny
    then Chance
    Showers

  • Monday Night

    Monday Night: A 20 percent chance of showers before midnight. Partly cloudy, with a low around 38.

    Low: 38 °F

    Slight Chance
    Showers then
    Mostly Clear

  • Tuesday

    Tuesday: A 20 percent chance of showers after noon. Mostly sunny, with a high near 61.

    High: 61 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 39.

    Low: 39 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 65.

    High: 65 °F

    Mostly Sunny

Detailed Forecast

Today
Sunny, with a high near 65. West wind 6 to 10 mph becoming north northwest in the afternoon. Winds could gust as high as 16 mph.
Tonight
Clear, with a low around 38. West wind 5 to 11 mph, with gusts as high as 18 mph.
Sunday
Mostly sunny, with a high near 63. West wind 6 to 10 mph becoming east in the afternoon. Winds could gust as high as 16 mph.
Sunday Night
Mostly cloudy, with a low around 39. East wind around 6 mph becoming calm in the evening.
Monday
A 30 percent chance of showers after noon. Partly sunny, with a high near 61. Light and variable wind becoming southeast 5 to 8 mph in the morning.
Monday Night
A 20 percent chance of showers before midnight. Partly cloudy, with a low around 38.
Tuesday
A 20 percent chance of showers after noon. Mostly sunny, with a high near 61.
Tuesday Night
Partly cloudy, with a low around 39.
Wednesday
Mostly sunny, with a high near 65.
Wednesday Night
A slight chance of showers. Mostly cloudy, with a low around 41.
Thursday
A chance of showers. Partly sunny, with a high near 65.
Thursday Night
Showers likely. Mostly cloudy, with a low around 40.
Friday
A chance of rain and snow showers. Partly sunny, with a high near 61.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Downieville CO
 39.76°N 105.62°W (Elev. 9213 ft)
Last Update:
12:46 am MDT Oct 17, 2026
Forecast Valid:
7am MDT Oct 17, 2026-6pm MDT Oct 23, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation