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.

Fair

51°F

11°C

Humidity 11%
Wind Speed W 9 mph
Barometer 29.68 in
Dewpoint -2°F (-19°C)
Visibility 10.00 mi
Wind Chill48°F (9°C)
Last update 17 Jan 1:15 am MST
Extended Forecast for

Longmont CO

Winter Weather Advisory January 17, 04:00pm until January 18, 05:00pm
Click here for hazard details and duration
Winter Weather Advisory

  • Overnight

    Overnight: Mostly clear, with a steady temperature around 30. West wind around 8 mph becoming north northeast.

    Low: 30 °F

    Mostly Clear

  • Friday

    Friday: A 50 percent chance of snow after 3pm. Increasing clouds, with a high near 43. West wind 7 to 10 mph becoming east in the afternoon. Winds could gust as high as 16 mph. New snow accumulation of less than a half inch possible.

    High: 43 °F

    Mostly Sunny
    then Chance
    Snow

  • Friday Night

    Friday Night: Snow. Low around 13. Northeast wind 5 to 7 mph becoming calm after midnight. Winds could gust as high as 17 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.

    Low: 13 °F

    Snow

  • Saturday

    Saturday: Snow likely, mainly before 11am. Cloudy, with a high near 20. North northeast wind 5 to 9 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.

    High: 20 °F

    Snow Likely
    then Chance
    Snow

  • Saturday Night

    Saturday Night: A 20 percent chance of snow. Mostly cloudy, with a low around -2. North northeast wind around 6 mph becoming light and variable in the evening.

    Low: -2 °F

    Slight Chance
    Snow

  • Sunday

    Sunday: Partly sunny, with a high near 15.

    High: 15 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: A 40 percent chance of snow, mainly after 11pm. Mostly cloudy, with a low around -4.

    Low: -4 °F

    Chance Snow

  • M.L.King Day

    M.L.King Day: A slight chance of snow before 11am. Mostly cloudy, with a high near 11.

    High: 11 °F

    Slight Chance
    Snow then
    Partly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around -6.

    Low: -6 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a steady temperature around 30. West wind around 8 mph becoming north northeast.
Friday
A 50 percent chance of snow after 3pm. Increasing clouds, with a high near 43. West wind 7 to 10 mph becoming east in the afternoon. Winds could gust as high as 16 mph. New snow accumulation of less than a half inch possible.
Friday Night
Snow. Low around 13. Northeast wind 5 to 7 mph becoming calm after midnight. Winds could gust as high as 17 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.
Saturday
Snow likely, mainly before 11am. Cloudy, with a high near 20. North northeast wind 5 to 9 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.
Saturday Night
A 20 percent chance of snow. Mostly cloudy, with a low around -2. North northeast wind around 6 mph becoming light and variable in the evening.
Sunday
Partly sunny, with a high near 15.
Sunday Night
A 40 percent chance of snow, mainly after 11pm. Mostly cloudy, with a low around -4.
M.L.King Day
A slight chance of snow before 11am. Mostly cloudy, with a high near 11.
Monday Night
Partly cloudy, with a low around -6.
Tuesday
Mostly sunny, with a high near 26.
Tuesday Night
Partly cloudy, with a low around 10.
Wednesday
Partly sunny, with a high near 32.
Wednesday Night
Mostly cloudy, with a low around 9.
Thursday
Mostly sunny, with a high near 33.
Click Map For Forecast
Disclaimer
Map Legend

ABOUT THIS FORECAST

 
Point Forecast:
Longmont CO
 40.16°N 105.12°W (Elev. 5000 ft)
Last Update:
8:30 pm MST Jan 16, 2025
Forecast Valid:
1am MST Jan 17, 2025-6pm MST Jan 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