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: A slight chance of showers between 10pm and midnight. Cloudy, then gradually becoming partly cloudy, with a low around 40. North northwest wind 6 to 10 mph becoming southwest after midnight. Winds could gust as high as 16 mph. Chance of precipitation is 20%.

    Low: 40 °F

    Slight Chance
    Showers then
    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 60. Breezy, with a west wind 11 to 16 mph increasing to 17 to 22 mph. Winds could gust as high as 33 mph.

    High: 60 °F

    Mostly Sunny
    and Breezy

  • Monday Night

    Monday Night: Mostly clear, with a low around 33. West wind 5 to 8 mph becoming calm after midnight.

    Low: 33 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 60. Calm wind becoming southeast around 6 mph in the afternoon.

    High: 60 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 33. Light west wind.

    Low: 33 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 59.

    High: 59 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: A 20 percent chance of showers. Mostly cloudy, with a low around 33.

    Low: 33 °F

    Slight Chance
    Showers

  • Thursday

    Thursday: A chance of rain, mainly after 11am. Partly sunny, with a high near 50.

    High: 50 °F

    Chance Rain

  • Thursday Night

    Thursday Night: A chance of rain. Mostly cloudy, with a low around 31.

    Low: 31 °F

    Chance Rain

Detailed Forecast

Tonight
A slight chance of showers between 10pm and midnight. Cloudy, then gradually becoming partly cloudy, with a low around 40. North northwest wind 6 to 10 mph becoming southwest after midnight. Winds could gust as high as 16 mph. Chance of precipitation is 20%.
Monday
Mostly sunny, with a high near 60. Breezy, with a west wind 11 to 16 mph increasing to 17 to 22 mph. Winds could gust as high as 33 mph.
Monday Night
Mostly clear, with a low around 33. West wind 5 to 8 mph becoming calm after midnight.
Tuesday
Mostly sunny, with a high near 60. Calm wind becoming southeast around 6 mph in the afternoon.
Tuesday Night
Partly cloudy, with a low around 33. Light west wind.
Wednesday
Partly sunny, with a high near 59.
Wednesday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 33.
Thursday
A chance of rain, mainly after 11am. Partly sunny, with a high near 50.
Thursday Night
A chance of rain. Mostly cloudy, with a low around 31.
Friday
A chance of rain and snow before 11am, then a slight chance of rain. Partly sunny, with a high near 47.
Friday Night
Partly cloudy, with a low around 28.
Saturday
Mostly sunny, with a high near 53.
Saturday Night
Mostly clear, with a low around 28.
Sunday
Mostly sunny, with a high near 55.
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ABOUT THIS FORECAST

 
Point Forecast:
Longmont CO
 40.16°N 105.09°W (Elev. 4980 ft)
Last Update:
2:46 pm MST Nov 16, 2025
Forecast Valid:
9pm MST Nov 16, 2025-6pm MST Nov 23, 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