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.

N/A

Humidity NA
Wind Speed NA
Barometer NA
Dewpoint N/A
Visibility NA
Last update *** Not a current observation ***
Extended Forecast for

Longmont CO

  • Today

    Today: A 20 percent chance of showers after 4pm. Mostly cloudy, with a high near 55. Calm wind becoming northeast around 5 mph in the afternoon.

    High: 55 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Tonight

    Tonight: A 20 percent chance of showers before 3am. Cloudy during the early evening, then gradual clearing, with a low around 34. North wind around 5 mph becoming light and variable after midnight.

    Low: 34 °F

    Slight Chance
    Showers

  • Monday

    Monday: Sunny, with a high near 58. Light and variable wind becoming south southwest around 6 mph in the morning. Winds could gust as high as 15 mph.

    High: 58 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 29. West wind 3 to 6 mph.

    Low: 29 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 45. Light and variable wind becoming east 5 to 8 mph in the morning. Winds could gust as high as 17 mph.

    High: 45 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 20.

    Low: 20 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 45.

    High: 45 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 27.

    Low: 27 °F

    Partly Cloudy

  • Thanksgiving Day

    Thanksgiving Day: Mostly sunny, with a high near 56.

    High: 56 °F

    Mostly Sunny

Detailed Forecast

Today
A 20 percent chance of showers after 4pm. Mostly cloudy, with a high near 55. Calm wind becoming northeast around 5 mph in the afternoon.
Tonight
A 20 percent chance of showers before 3am. Cloudy during the early evening, then gradual clearing, with a low around 34. North wind around 5 mph becoming light and variable after midnight.
Monday
Sunny, with a high near 58. Light and variable wind becoming south southwest around 6 mph in the morning. Winds could gust as high as 15 mph.
Monday Night
Mostly clear, with a low around 29. West wind 3 to 6 mph.
Tuesday
Mostly sunny, with a high near 45. Light and variable wind becoming east 5 to 8 mph in the morning. Winds could gust as high as 17 mph.
Tuesday Night
Partly cloudy, with a low around 20.
Wednesday
Mostly sunny, with a high near 45.
Wednesday Night
Partly cloudy, with a low around 27.
Thanksgiving Day
Mostly sunny, with a high near 56.
Thursday Night
Partly cloudy, with a low around 31.
Friday
Mostly sunny, with a high near 56.
Friday Night
Mostly cloudy, with a low around 27.
Saturday
A slight chance of rain and snow showers. Partly sunny, with a high near 42.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Longmont CO
 40.19°N 105.09°W (Elev. 5010 ft)
Last Update:
4:51 am MST Nov 23, 2025
Forecast Valid:
8am MST Nov 23, 2025-6pm MST Nov 29, 2025
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation