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

  • Tonight

    Tonight: Partly cloudy, with a low around 39. North northwest wind 3 to 5 mph.

    Low: 39 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 68. Calm wind becoming east southeast 5 to 7 mph in the afternoon.

    High: 68 °F

    Sunny

  • Sunday Night

    Sunday Night: A 20 percent chance of showers after 11pm. Partly cloudy, with a low around 40. Light and variable wind becoming west southwest 5 to 8 mph in the evening.

    Low: 40 °F

    Slight Chance
    Showers

  • Monday

    Monday: Mostly sunny, with a high near 60. West wind 7 to 10 mph, with gusts as high as 22 mph.

    High: 60 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 34. West wind around 6 mph becoming calm after midnight.

    Low: 34 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 58.

    High: 58 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 33.

    Low: 33 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A slight chance of showers. Partly sunny, with a high near 54.

    High: 54 °F

    Slight Chance
    Showers

  • Wednesday Night

    Wednesday Night: A chance of showers, mainly before 11pm. Mostly cloudy, with a low around 31.

    Low: 31 °F

    Chance
    Showers

Detailed Forecast

Tonight
Partly cloudy, with a low around 39. North northwest wind 3 to 5 mph.
Sunday
Sunny, with a high near 68. Calm wind becoming east southeast 5 to 7 mph in the afternoon.
Sunday Night
A 20 percent chance of showers after 11pm. Partly cloudy, with a low around 40. Light and variable wind becoming west southwest 5 to 8 mph in the evening.
Monday
Mostly sunny, with a high near 60. West wind 7 to 10 mph, with gusts as high as 22 mph.
Monday Night
Partly cloudy, with a low around 34. West wind around 6 mph becoming calm after midnight.
Tuesday
Partly sunny, with a high near 58.
Tuesday Night
Mostly cloudy, with a low around 33.
Wednesday
A slight chance of showers. Partly sunny, with a high near 54.
Wednesday Night
A chance of showers, mainly before 11pm. Mostly cloudy, with a low around 31.
Thursday
A chance of rain. Partly sunny, with a high near 45.
Thursday Night
A chance of rain and snow. Mostly cloudy, with a low around 29.
Friday
A slight chance of rain and snow. Partly sunny, with a high near 44.
Friday Night
Partly cloudy, with a low around 28.
Saturday
Mostly sunny, with a high near 52.
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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:
2:46 pm MST Nov 15, 2025
Forecast Valid:
7pm MST Nov 15, 2025-6pm MST Nov 22, 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