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.

Fair

58°F

14°C

Humidity 22%
Wind Speed NE 3 mph
Barometer 30.28 in
Dewpoint 19°F (-7°C)
Visibility 10.00 mi
Last update 10 Nov 10:55 am MST
Extended Forecast for

Longmont CO

  • Today

    Today: Mostly sunny, with a high near 70. South southeast wind 6 to 8 mph.

    High: 70 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 40. North northwest wind 8 to 10 mph becoming southwest after midnight. Winds could gust as high as 17 mph.

    Low: 40 °F

    Mostly Cloudy

  • Veterans Day

    Veterans Day: Mostly sunny, with a high near 71. West southwest wind 8 to 10 mph, with gusts as high as 17 mph.

    High: 71 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 35. West wind around 5 mph becoming calm in the evening.

    Low: 35 °F

    Mostly Clear

  • Wednesday

    Wednesday: Partly sunny, with a high near 66. Light and variable wind.

    High: 66 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 39.

    Low: 39 °F

    Mostly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 71.

    High: 71 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 40.

    Low: 40 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 66.

    High: 66 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 70. South southeast wind 6 to 8 mph.
Tonight
Mostly cloudy, with a low around 40. North northwest wind 8 to 10 mph becoming southwest after midnight. Winds could gust as high as 17 mph.
Veterans Day
Mostly sunny, with a high near 71. West southwest wind 8 to 10 mph, with gusts as high as 17 mph.
Tuesday Night
Mostly clear, with a low around 35. West wind around 5 mph becoming calm in the evening.
Wednesday
Partly sunny, with a high near 66. Light and variable wind.
Wednesday Night
Mostly cloudy, with a low around 39.
Thursday
Sunny, with a high near 71.
Thursday Night
Partly cloudy, with a low around 40.
Friday
Mostly sunny, with a high near 66.
Friday Night
A slight chance of rain showers before 11pm, then a chance of rain and snow showers. Mostly cloudy, with a low around 34.
Saturday
A chance of rain and snow showers. Partly sunny, with a high near 48.
Saturday Night
A slight chance of rain and snow showers. Partly cloudy, with a low around 27.
Sunday
A slight chance of rain and snow showers. Mostly sunny, with a high near 52.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Longmont CO
 40.16°N 105.09°W (Elev. 4980 ft)
Last Update:
3:26 am MST Nov 10, 2025
Forecast Valid:
11am MST Nov 10, 2025-6pm MST Nov 16, 2025
 
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