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

Boulder Municipal Airport (KBDU)

Lat: 40.04°NLon: 105.23°WElev: 5288ft.

Fair

55°F

13°C

Humidity 28%
Wind Speed SW 5 mph
Barometer 30.14 in
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Wind Chill54°F (12°C)
Last update 18 Oct 2:15 am MDT
Extended Forecast for

2 Miles WSW Boulder CO

  • Overnight

    Overnight: Mostly clear, with a low around 49. West wind around 8 mph.

    Low: 49 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 73. West wind around 6 mph becoming calm in the afternoon.

    High: 73 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 48. Light and variable wind.

    Low: 48 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 66. Calm wind becoming east around 5 mph.

    High: 66 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 48. Calm wind.

    Low: 48 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 71.

    High: 71 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 50.

    Low: 50 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 73.

    High: 73 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 52.

    Low: 52 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a low around 49. West wind around 8 mph.
Sunday
Mostly sunny, with a high near 73. West wind around 6 mph becoming calm in the afternoon.
Sunday Night
Partly cloudy, with a low around 48. Light and variable wind.
Monday
Sunny, with a high near 66. Calm wind becoming east around 5 mph.
Monday Night
Mostly clear, with a low around 48. Calm wind.
Tuesday
Sunny, with a high near 71.
Tuesday Night
Mostly clear, with a low around 50.
Wednesday
Sunny, with a high near 73.
Wednesday Night
Partly cloudy, with a low around 52.
Thursday
Partly sunny, with a high near 76.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 55.
Friday
A chance of showers. Partly sunny, with a high near 76.
Friday Night
A chance of showers. Mostly cloudy, with a low around 49.
Saturday
A chance of showers. Partly sunny, with a high near 64.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles WSW Boulder CO
 40.02°N 105.28°W (Elev. 5400 ft)
Last Update:
12:46 am MDT Oct 18, 2026
Forecast Valid:
2am MDT Oct 18, 2026-6pm MDT Oct 24, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation