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

Hazardous Weather Conditions

Current conditions at

Vance Brand Airport (KLMO)

Lat: 40.16°NLon: 105.16°WElev: 5039ft.

Fog/Mist

38°F

3°C

Humidity 96%
Wind Speed S 5 mph
Barometer 29.72 in
Dewpoint 37°F (3°C)
Visibility 4.00 mi
Wind Chill34°F (1°C)
Last update 2 Apr 6:15 am MDT
Extended Forecast for

Longmont CO

  • Today

    Today: Areas of fog between 8am and 9am. Otherwise, mostly sunny, with a high near 71. Breezy, with a light south southwest wind becoming southwest 10 to 15 mph in the morning. Winds could gust as high as 24 mph.

    High: 71 °F

    Areas Fog
    then Sunny
    and Breezy

  • Tonight

    Tonight: A slight chance of showers between 8pm and 2am. Partly cloudy, with a low around 34. Breezy, with a west southwest wind 13 to 17 mph becoming northwest after midnight. Winds could gust as high as 28 mph. Chance of precipitation is 20%.

    Low: 34 °F

    Slight Chance
    Showers and
    Breezy

  • Friday

    Friday: Mostly sunny, with a high near 55. Windy, with a west northwest wind 15 to 20 mph increasing to 21 to 26 mph in the afternoon. Winds could gust as high as 46 mph.

    High: 55 °F

    Mostly Sunny
    and Windy

  • Friday Night

    Friday Night: Partly cloudy, with a low around 30. Blustery, with a west northwest wind 15 to 20 mph becoming light west after midnight. Winds could gust as high as 34 mph.

    Low: 30 °F

    Partly Cloudy
    and Blustery
    then Mostly
    Clear

  • Saturday

    Saturday: Sunny, with a high near 65. Calm wind becoming east 5 to 7 mph in the afternoon. Winds could gust as high as 16 mph.

    High: 65 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 33.

    Low: 33 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 68.

    High: 68 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 36.

    Low: 36 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 70.

    High: 70 °F

    Sunny

Detailed Forecast

Today
Areas of fog between 8am and 9am. Otherwise, mostly sunny, with a high near 71. Breezy, with a light south southwest wind becoming southwest 10 to 15 mph in the morning. Winds could gust as high as 24 mph.
Tonight
A slight chance of showers between 8pm and 2am. Partly cloudy, with a low around 34. Breezy, with a west southwest wind 13 to 17 mph becoming northwest after midnight. Winds could gust as high as 28 mph. Chance of precipitation is 20%.
Friday
Mostly sunny, with a high near 55. Windy, with a west northwest wind 15 to 20 mph increasing to 21 to 26 mph in the afternoon. Winds could gust as high as 46 mph.
Friday Night
Partly cloudy, with a low around 30. Blustery, with a west northwest wind 15 to 20 mph becoming light west after midnight. Winds could gust as high as 34 mph.
Saturday
Sunny, with a high near 65. Calm wind becoming east 5 to 7 mph in the afternoon. Winds could gust as high as 16 mph.
Saturday Night
Mostly clear, with a low around 33.
Sunday
Sunny, with a high near 68.
Sunday Night
Mostly clear, with a low around 36.
Monday
Sunny, with a high near 70.
Monday Night
Partly cloudy, with a low around 37.
Tuesday
A slight chance of showers. Partly sunny, with a high near 74.
Tuesday Night
Mostly cloudy, with a low around 44.
Wednesday
A slight chance of showers. Partly sunny, with a high near 75.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Longmont CO
 40.16°N 105.12°W (Elev. 5000 ft)
Last Update:
3:34 am MDT Apr 2, 2026
Forecast Valid:
6am MDT Apr 2, 2026-6pm MDT Apr 8, 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