Areas of Dangerous Heat and Heavy Rainfall Today

Hot temperatures and high humidity are forecast to continue across the mid-Mississippi Valley today. Heat Advisories remain in effect. Heavy to excessive rainfall today could bring areas of flooding to parts of the northern High Plains and Midwest into the Ohio Valley. Flood Watches remain in effect. Read More >

Current conditions at

Granby-Grand County Airport (KGNB)

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

Fair

62°F

17°C

Humidity 36%
Wind Speed W 6 mph
Barometer 30.34 in
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Last update 20 Sep 6:15 pm MDT
Extended Forecast for

2 Miles N Arapahoe Peak CO

  • Tonight

    Tonight: Mostly clear, with a low around 30. West wind 5 to 11 mph, with gusts as high as 18 mph.

    Low: 30 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 49. West wind 5 to 10 mph, with gusts as high as 16 mph.

    High: 49 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 32. Southwest wind 5 to 9 mph becoming east southeast in the evening. Winds could gust as high as 15 mph.

    Low: 32 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A slight chance of showers between noon and 3pm, then a slight chance of showers and thunderstorms after 3pm.  Mostly sunny, with a high near 51. West wind 5 to 11 mph, with gusts as high as 18 mph.  Chance of precipitation is 20%.

    High: 51 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers before midnight.  Mostly cloudy, with a low around 36. South wind around 8 mph becoming west after midnight.

    Low: 36 °F

    Chance
    Showers then
    Mostly Cloudy

  • Wednesday

    Wednesday: A slight chance of showers, then a chance of showers and thunderstorms after noon.  Mostly cloudy, with a high near 48. Chance of precipitation is 40%.

    High: 48 °F

    Slight Chance
    Showers then
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 20 percent chance of showers before midnight.  Mostly cloudy, with a low around 35.

    Low: 35 °F

    Slight Chance
    Showers then
    Mostly Cloudy

  • Thursday

    Thursday: A chance of showers, with thunderstorms also possible after noon.  Mostly cloudy, with a high near 48.

    High: 48 °F

    Chance
    Showers then
    Chance
    T-storms

  • Thursday Night

    Thursday Night: A slight chance of showers before midnight.  Mostly cloudy, with a low around 36.

    Low: 36 °F

    Slight Chance
    Showers then
    Mostly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 30. West wind 5 to 11 mph, with gusts as high as 18 mph.
Monday
Sunny, with a high near 49. West wind 5 to 10 mph, with gusts as high as 16 mph.
Monday Night
Partly cloudy, with a low around 32. Southwest wind 5 to 9 mph becoming east southeast in the evening. Winds could gust as high as 15 mph.
Tuesday
A slight chance of showers between noon and 3pm, then a slight chance of showers and thunderstorms after 3pm. Mostly sunny, with a high near 51. West wind 5 to 11 mph, with gusts as high as 18 mph. Chance of precipitation is 20%.
Tuesday Night
A 30 percent chance of showers before midnight. Mostly cloudy, with a low around 36. South wind around 8 mph becoming west after midnight.
Wednesday
A slight chance of showers, then a chance of showers and thunderstorms after noon. Mostly cloudy, with a high near 48. Chance of precipitation is 40%.
Wednesday Night
A 20 percent chance of showers before midnight. Mostly cloudy, with a low around 35.
Thursday
A chance of showers, with thunderstorms also possible after noon. Mostly cloudy, with a high near 48.
Thursday Night
A slight chance of showers before midnight. Mostly cloudy, with a low around 36.
Friday
A chance of showers and thunderstorms after noon. Partly sunny, with a high near 49.
Friday Night
Partly cloudy, with a low around 36.
Saturday
Mostly sunny, with a high near 50.
Saturday Night
Partly cloudy, with a low around 36.
Sunday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 51.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles N Arapahoe Peak CO
 40.06°N 105.66°W (Elev. 12014 ft)
12:46 pm MDT Sep 20, 2026
6pm MDT Sep 20, 2026-6pm MDT Sep 27, 2026
 
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Additional Resources

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Hourly Weather Forecast

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