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.

Unknown Precip

33°F

1°C

Humidity 86%
Wind Speed N 12 mph
Barometer 29.74 in
Dewpoint 29°F (-2°C)
Visibility 7.00 mi
Wind Chill24°F (-4°C)
Last update 8 Jan 1:15 pm MST
Extended Forecast for

Longmont CO

  • This Afternoon

    This Afternoon: Snow likely, mainly before 4pm. Cloudy, with a high near 36. North northeast wind around 6 mph. Chance of precipitation is 60%. Total daytime snow accumulation of less than a half inch possible.

    High: 36 °F

    Snow Likely

  • Tonight

    Tonight: A 50 percent chance of snow. Mostly cloudy, with a low around 21. Calm wind becoming northwest around 5 mph after midnight. New snow accumulation of less than one inch possible.

    Low: 21 °F

    Chance Snow

  • Friday

    Friday: A 20 percent chance of snow before 11am. Cloudy through mid morning, then gradual clearing, with a high near 35. North wind 5 to 9 mph, with gusts as high as 18 mph.

    High: 35 °F

    Slight Chance
    Snow then
    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 13. West wind around 6 mph.

    Low: 13 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 43. West wind around 7 mph, with gusts as high as 15 mph.

    High: 43 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 20.

    Low: 20 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 49.

    High: 49 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 24.

    Low: 24 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 53.

    High: 53 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Snow likely, mainly before 4pm. Cloudy, with a high near 36. North northeast wind around 6 mph. Chance of precipitation is 60%. Total daytime snow accumulation of less than a half inch possible.
Tonight
A 50 percent chance of snow. Mostly cloudy, with a low around 21. Calm wind becoming northwest around 5 mph after midnight. New snow accumulation of less than one inch possible.
Friday
A 20 percent chance of snow before 11am. Cloudy through mid morning, then gradual clearing, with a high near 35. North wind 5 to 9 mph, with gusts as high as 18 mph.
Friday Night
Mostly clear, with a low around 13. West wind around 6 mph.
Saturday
Mostly sunny, with a high near 43. West wind around 7 mph, with gusts as high as 15 mph.
Saturday Night
Mostly clear, with a low around 20.
Sunday
Sunny, with a high near 49.
Sunday Night
Mostly clear, with a low around 24.
Monday
Mostly sunny, with a high near 53.
Monday Night
Partly cloudy, with a low around 27.
Tuesday
Partly sunny, with a high near 54.
Tuesday Night
A slight chance of rain and snow. Mostly cloudy, with a low around 29.
Wednesday
Partly sunny, with a high near 52.
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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:
3:25 am MST Jan 8, 2026
Forecast Valid:
1pm MST Jan 8, 2026-6pm MST Jan 14, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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