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

34°F

1°C

Humidity 47%
Wind Speed E 5 mph
Barometer 30.47 in
Dewpoint 16°F (-9°C)
Visibility 10.00 mi
Wind Chill29°F (-2°C)
Last update 17 Oct 11:55 pm MDT
Extended Forecast for

3 Miles S Downieville CO

  • Overnight

    Overnight: Mostly clear, with a low around 36. West wind around 14 mph, with gusts as high as 22 mph.

    Low: 36 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 57. West northwest wind 6 to 14 mph becoming east in the afternoon. Winds could gust as high as 22 mph.

    High: 57 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 36. East wind around 5 mph becoming calm  in the evening.

    Low: 36 °F

    Partly Cloudy

  • Monday

    Monday: A 30 percent chance of showers after noon.  Partly sunny, with a high near 53. Light and variable wind becoming southeast 5 to 8 mph in the morning.

    High: 53 °F

    Partly Sunny
    then Chance
    Showers

  • Monday Night

    Monday Night: A chance of rain and snow showers before midnight.  Partly cloudy, with a low around 36. Light and variable wind becoming west 5 to 9 mph in the evening. Winds could gust as high as 15 mph.  Chance of precipitation is 30%.

    Low: 36 °F

    Chance
    Rain/Snow
    then Mostly
    Clear

  • Tuesday

    Tuesday: A 20 percent chance of showers after noon.  Mostly sunny, with a high near 54.

    High: 54 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 36.

    Low: 36 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 55.

    High: 55 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A slight chance of showers before midnight.  Partly cloudy, with a low around 39.

    Low: 39 °F

    Slight Chance
    Showers then
    Partly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a low around 36. West wind around 14 mph, with gusts as high as 22 mph.
Sunday
Mostly sunny, with a high near 57. West northwest wind 6 to 14 mph becoming east in the afternoon. Winds could gust as high as 22 mph.
Sunday Night
Partly cloudy, with a low around 36. East wind around 5 mph becoming calm in the evening.
Monday
A 30 percent chance of showers after noon. Partly sunny, with a high near 53. Light and variable wind becoming southeast 5 to 8 mph in the morning.
Monday Night
A chance of rain and snow showers before midnight. Partly cloudy, with a low around 36. Light and variable wind becoming west 5 to 9 mph in the evening. Winds could gust as high as 15 mph. Chance of precipitation is 30%.
Tuesday
A 20 percent chance of showers after noon. Mostly sunny, with a high near 54.
Tuesday Night
Partly cloudy, with a low around 36.
Wednesday
Mostly sunny, with a high near 55.
Wednesday Night
A slight chance of showers before midnight. Partly cloudy, with a low around 39.
Thursday
A chance of showers after noon. Partly sunny, with a high near 56.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 40.
Friday
A chance of showers. Partly sunny, with a high near 52.
Friday Night
A chance of rain and snow showers. Mostly cloudy, with a low around 36.
Saturday
A chance of rain and snow showers. Partly sunny, with a high near 45.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles S Downieville CO
 39.74°N 105.62°W (Elev. 10233 ft)
12:46 pm MDT Oct 17, 2026
12am MDT Oct 18, 2026-6pm MDT Oct 24, 2026
 
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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