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

59°F

15°C

Humidity 18%
Wind Speed SE 8 mph
Barometer 30.49 in
Dewpoint 15°F (-9°C)
Visibility 10.00 mi
Last update 6 Aug 10:15 pm MDT
Extended Forecast for

3 Miles SSW East Portal CO

  • Tonight

    Tonight: Areas of smoke. Clear, with a low around 47. West wind around 10 mph, with gusts as high as 16 mph.

    Low: 47 °F

    Areas Smoke

  • Friday

    Friday: Areas of smoke. Sunny, with a high near 72. Northwest wind 8 to 10 mph, with gusts as high as 16 mph.

    High: 72 °F

    Areas Smoke

  • Friday Night

    Friday Night: Mostly clear, with a low around 48. Northwest wind 7 to 14 mph becoming east in the evening. Winds could gust as high as 24 mph.

    Low: 48 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 71. West southwest wind 10 to 14 mph becoming north northwest in the afternoon. Winds could gust as high as 26 mph.

    High: 71 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 50. North northwest wind 9 to 11 mph becoming west southwest in the evening. Winds could gust as high as 22 mph.

    Low: 50 °F

    Partly Cloudy

  • Sunday

    Sunday: A 30 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 69.

    High: 69 °F

    Mostly Sunny
    then Chance
    T-storms

  • Sunday Night

    Sunday Night: A 20 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 49.

    Low: 49 °F

    Slight Chance
    T-storms then
    Mostly Cloudy

  • Monday

    Monday: Showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 67.

    High: 67 °F

    Mostly Sunny
    then Showers
    Likely

  • Monday Night

    Monday Night: A chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 47.

    Low: 47 °F

    Chance
    T-storms then
    Partly Cloudy

Detailed Forecast

Tonight
Areas of smoke. Clear, with a low around 47. West wind around 10 mph, with gusts as high as 16 mph.
Friday
Areas of smoke. Sunny, with a high near 72. Northwest wind 8 to 10 mph, with gusts as high as 16 mph.
Friday Night
Mostly clear, with a low around 48. Northwest wind 7 to 14 mph becoming east in the evening. Winds could gust as high as 24 mph.
Saturday
Mostly sunny, with a high near 71. West southwest wind 10 to 14 mph becoming north northwest in the afternoon. Winds could gust as high as 26 mph.
Saturday Night
Partly cloudy, with a low around 50. North northwest wind 9 to 11 mph becoming west southwest in the evening. Winds could gust as high as 22 mph.
Sunday
A 30 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 69.
Sunday Night
A 20 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 49.
Monday
Showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 67.
Monday Night
A chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 47.
Tuesday
Showers and thunderstorms likely after noon. Partly sunny, with a high near 66.
Tuesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 47.
Wednesday
Showers and possibly a thunderstorm. Partly sunny, with a high near 64.
Wednesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 45.
Thursday
Showers and possibly a thunderstorm. Partly sunny, with a high near 62.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSW East Portal CO
 39.87°N 105.66°W (Elev. 10620 ft)
Last Update:
12:46 pm MDT Aug 6, 2026
Forecast Valid:
10pm MDT Aug 6, 2026-6pm MDT Aug 13, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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