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

56°F

13°C

Humidity 46%
Wind Speed SE 6 mph
Barometer 30.03 in
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Last update 10 Apr 7:55 pm MDT
Extended Forecast for

Longmont CO

  • Tonight

    Tonight: A 30 percent chance of showers before 9pm. Mostly cloudy, with a low around 43. East northeast wind around 6 mph becoming calm in the evening.

    Low: 43 °F

    Chance
    Showers then
    Mostly Cloudy

  • Saturday

    Saturday: A chance of showers between noon and 3pm, then a chance of showers and thunderstorms after 3pm. Mostly cloudy, with a high near 75. Light and variable wind becoming west southwest 5 to 10 mph in the afternoon. Winds could gust as high as 17 mph. Chance of precipitation is 50%.

    High: 75 °F

    Mostly Cloudy
    then Chance
    Showers

  • Saturday Night

    Saturday Night: A 30 percent chance of showers before midnight. Mostly cloudy during the early evening, then gradual clearing, with a low around 43. West northwest wind 5 to 10 mph becoming north northeast in the evening. Winds could gust as high as 22 mph.

    Low: 43 °F

    Chance
    Showers then
    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 75. Light southwest wind becoming west southwest 5 to 10 mph in the morning. Winds could gust as high as 20 mph.

    High: 75 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 43. West wind 5 to 11 mph, with gusts as high as 20 mph.

    Low: 43 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 73.

    High: 73 °F

    Mostly Sunny

  • Monday Night

    Monday Night: A 40 percent chance of showers. Mostly cloudy, with a low around 40. Breezy.

    Low: 40 °F

    Chance
    Showers and
    Breezy

  • Tuesday

    Tuesday: A chance of showers. Partly sunny, with a high near 63. Breezy.

    High: 63 °F

    Chance
    Showers and
    Breezy

  • Tuesday Night

    Tuesday Night: A chance of showers, mainly before midnight. Mostly cloudy, with a low around 39. Breezy.

    Low: 39 °F

    Chance
    Showers and
    Breezy

Detailed Forecast

Tonight
A 30 percent chance of showers before 9pm. Mostly cloudy, with a low around 43. East northeast wind around 6 mph becoming calm in the evening.
Saturday
A chance of showers between noon and 3pm, then a chance of showers and thunderstorms after 3pm. Mostly cloudy, with a high near 75. Light and variable wind becoming west southwest 5 to 10 mph in the afternoon. Winds could gust as high as 17 mph. Chance of precipitation is 50%.
Saturday Night
A 30 percent chance of showers before midnight. Mostly cloudy during the early evening, then gradual clearing, with a low around 43. West northwest wind 5 to 10 mph becoming north northeast in the evening. Winds could gust as high as 22 mph.
Sunday
Mostly sunny, with a high near 75. Light southwest wind becoming west southwest 5 to 10 mph in the morning. Winds could gust as high as 20 mph.
Sunday Night
Partly cloudy, with a low around 43. West wind 5 to 11 mph, with gusts as high as 20 mph.
Monday
Mostly sunny, with a high near 73.
Monday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 40. Breezy.
Tuesday
A chance of showers. Partly sunny, with a high near 63. Breezy.
Tuesday Night
A chance of showers, mainly before midnight. Mostly cloudy, with a low around 39. Breezy.
Wednesday
Sunny, with a high near 70.
Wednesday Night
Partly cloudy, with a low around 40.
Thursday
Mostly sunny, with a high near 75. Breezy.
Thursday Night
A slight chance of rain and snow showers. Partly cloudy, with a low around 40. Breezy.
Friday
A chance of showers. Partly sunny, with a high near 65.
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:
12:47 pm MDT Apr 10, 2026
Forecast Valid:
8pm MDT Apr 10, 2026-6pm MDT Apr 17, 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