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

  • Overnight

    Overnight: A slight chance of rain and snow showers before 2am, then snow likely. Mostly cloudy, with a low around 20. North northeast wind 6 to 9 mph, with gusts as high as 15 mph. Chance of precipitation is 60%. Total nighttime snow accumulation of less than a half inch possible.

    Low: 20 °F

    Rain/Snow
    Likely

  • Saturday

    Saturday: A 20 percent chance of snow before 8am. Mostly cloudy, then gradually becoming sunny, with a high near 33. South wind 6 to 9 mph becoming north northeast in the morning. Winds could gust as high as 15 mph.

    High: 33 °F

    Slight Chance
    Snow then
    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 13. Southeast wind around 5 mph becoming calm in the evening.

    Low: 13 °F

    Partly Cloudy

  • Sunday

    Sunday: A 20 percent chance of snow after 11am. Mostly cloudy, with a high near 30. Calm wind becoming east northeast around 5 mph.

    High: 30 °F

    Slight Chance
    Snow

  • Sunday Night

    Sunday Night: A 40 percent chance of snow. Mostly cloudy, with a low around 14. Light north wind.

    Low: 14 °F

    Chance Snow

  • Monday

    Monday: Sunny, with a high near 38.

    High: 38 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 18.

    Low: 18 °F

    Mostly Clear

  • Tuesday

    Tuesday: Partly sunny, with a high near 46.

    High: 46 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 22.

    Low: 22 °F

    Mostly Cloudy

Detailed Forecast

Overnight
A slight chance of rain and snow showers before 2am, then snow likely. Mostly cloudy, with a low around 20. North northeast wind 6 to 9 mph, with gusts as high as 15 mph. Chance of precipitation is 60%. Total nighttime snow accumulation of less than a half inch possible.
Saturday
A 20 percent chance of snow before 8am. Mostly cloudy, then gradually becoming sunny, with a high near 33. South wind 6 to 9 mph becoming north northeast in the morning. Winds could gust as high as 15 mph.
Saturday Night
Partly cloudy, with a low around 13. Southeast wind around 5 mph becoming calm in the evening.
Sunday
A 20 percent chance of snow after 11am. Mostly cloudy, with a high near 30. Calm wind becoming east northeast around 5 mph.
Sunday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 14. Light north wind.
Monday
Sunny, with a high near 38.
Monday Night
Mostly clear, with a low around 18.
Tuesday
Partly sunny, with a high near 46.
Tuesday Night
Mostly cloudy, with a low around 22.
Wednesday
A slight chance of snow. Mostly cloudy, with a high near 37.
Wednesday Night
Partly cloudy, with a low around 18.
Thursday
Mostly sunny, with a high near 43.
Thursday Night
Partly cloudy, with a low around 24.
Friday
Mostly sunny, with a high near 47.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Longmont CO
 40.16°N 105.09°W (Elev. 4980 ft)
Last Update:
2:21 pm MST Nov 28, 2025
Forecast Valid:
12am MST Nov 29, 2025-6pm MST Dec 5, 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