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.

Light Snow

9°F

-13°C

Humidity 77%
Wind Speed NE 8 mph
Barometer 30.14 in
Dewpoint 3°F (-16°C)
Visibility 10.00 mi
Wind Chill-3°F (-19°C)
Last update 23 Jan 6:55 pm MST
Extended Forecast for

Longmont CO

  • Tonight

    Tonight: Snow likely, mainly after midnight. Cloudy, with a low around 4. Wind chill values as low as -6. North northeast wind 3 to 8 mph. Chance of precipitation is 70%. Total nighttime snow accumulation of around an inch possible.

    Low: 4 °F

    Snow Likely

  • Saturday

    Saturday: A 40 percent chance of snow. Mostly cloudy, with a high near 22. Calm wind. New snow accumulation of less than a half inch possible.

    High: 22 °F

    Chance Snow

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 3. Calm wind.

    Low: 3 °F

    Partly Cloudy

  • Sunday

    Sunday: A 20 percent chance of snow after 11am. Partly sunny, with a high near 24. Wind chill values as low as -1. Light and variable wind becoming northeast 5 to 7 mph in the morning. Winds could gust as high as 17 mph.

    High: 24 °F

    Slight Chance
    Snow

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 5. West wind 6 to 8 mph, with gusts as high as 16 mph.

    Low: 5 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 47.

    High: 47 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 20.

    Low: 20 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 45.

    High: 45 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 19.

    Low: 19 °F

    Mostly Clear

Detailed Forecast

Tonight
Snow likely, mainly after midnight. Cloudy, with a low around 4. Wind chill values as low as -6. North northeast wind 3 to 8 mph. Chance of precipitation is 70%. Total nighttime snow accumulation of around an inch possible.
Saturday
A 40 percent chance of snow. Mostly cloudy, with a high near 22. Calm wind. New snow accumulation of less than a half inch possible.
Saturday Night
Partly cloudy, with a low around 3. Calm wind.
Sunday
A 20 percent chance of snow after 11am. Partly sunny, with a high near 24. Wind chill values as low as -1. Light and variable wind becoming northeast 5 to 7 mph in the morning. Winds could gust as high as 17 mph.
Sunday Night
Mostly clear, with a low around 5. West wind 6 to 8 mph, with gusts as high as 16 mph.
Monday
Sunny, with a high near 47.
Monday Night
Partly cloudy, with a low around 20.
Tuesday
Mostly sunny, with a high near 45.
Tuesday Night
Mostly clear, with a low around 19.
Wednesday
Sunny, with a high near 49.
Wednesday Night
Partly cloudy, with a low around 19.
Thursday
Partly sunny, with a high near 44.
Thursday Night
Partly cloudy, with a low around 19.
Friday
Mostly sunny, with a high near 48.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Longmont CO
 40.16°N 105.12°W (Elev. 5000 ft)
Last Update:
2:11 pm MST Jan 23, 2026
Forecast Valid:
7pm MST Jan 23, 2026-6pm MST Jan 30, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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