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.

Fog/Mist

24°F

-4°C

Humidity 94%
Wind Speed N 3 mph
Barometer 30.30 in
Dewpoint 23°F (-5°C)
Visibility 2.00 mi
Last update 31 Jan 1:35 am MST
Extended Forecast for

Longmont CO

  • Overnight

    Overnight: Patchy fog. Otherwise, mostly cloudy, with a low around 18. North wind around 5 mph becoming west.

    Low: 18 °F

    Patchy Fog

  • Saturday

    Saturday: Mostly sunny, with a high near 57. Southwest wind 5 to 10 mph becoming northwest in the afternoon. Winds could gust as high as 17 mph.

    High: 57 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 25. West wind 5 to 7 mph.

    Low: 25 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 60. West wind around 5 mph becoming light and variable in the afternoon.

    High: 60 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 33. West wind 3 to 6 mph.

    Low: 33 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 59.

    High: 59 °F

    Partly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 26.

    Low: 26 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A slight chance of rain and snow after 11am. Partly sunny, with a high near 52.

    High: 52 °F

    Slight Chance
    Rain/Snow

  • Tuesday Night

    Tuesday Night: A chance of rain and snow, mainly before 11pm. Partly cloudy, with a low around 25.

    Low: 25 °F

    Chance
    Rain/Snow

Detailed Forecast

Overnight
Patchy fog. Otherwise, mostly cloudy, with a low around 18. North wind around 5 mph becoming west.
Saturday
Mostly sunny, with a high near 57. Southwest wind 5 to 10 mph becoming northwest in the afternoon. Winds could gust as high as 17 mph.
Saturday Night
Mostly clear, with a low around 25. West wind 5 to 7 mph.
Sunday
Mostly sunny, with a high near 60. West wind around 5 mph becoming light and variable in the afternoon.
Sunday Night
Mostly cloudy, with a low around 33. West wind 3 to 6 mph.
Monday
Partly sunny, with a high near 59.
Monday Night
Partly cloudy, with a low around 26.
Tuesday
A slight chance of rain and snow after 11am. Partly sunny, with a high near 52.
Tuesday Night
A chance of rain and snow, mainly before 11pm. Partly cloudy, with a low around 25.
Wednesday
Mostly sunny, with a high near 52.
Wednesday Night
Mostly clear, with a low around 28.
Thursday
Sunny, with a high near 62.
Thursday Night
Mostly clear, with a low around 29.
Friday
Sunny, with a high near 58.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Longmont CO
 40.16°N 105.12°W (Elev. 5000 ft)
Last Update:
2:16 pm MST Jan 30, 2026
Forecast Valid:
1am MST Jan 31, 2026-6pm MST Feb 6, 2026
 
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