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

69°F

21°C

Humidity 18%
Wind Speed NW 7 mph
Barometer 29.94 in
Dewpoint 24°F (-4°C)
Visibility 10.00 mi
Last update 30 Mar 9:15 am MDT
Extended Forecast for

Longmont CO

Red Flag Warning March 30, 11:00am until March 30, 08:00pm
Click here for hazard details and duration
Red Flag Warning

  • Today

    Today: Partly sunny, with a high near 82. Breezy, with a west southwest wind 5 to 15 mph, with gusts as high as 26 mph.

    High: 82 °F

    Partly Sunny
    then Partly
    Sunny and
    Breezy

  • Tonight

    Tonight: Mostly cloudy, with a low around 44. West wind 8 to 13 mph becoming light and variable. Winds could gust as high as 23 mph.

    Low: 44 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A 30 percent chance of showers, mainly after noon. Mostly cloudy, with a high near 57. Light and variable wind becoming east 5 to 10 mph in the morning. Winds could gust as high as 22 mph.

    High: 57 °F

    Chance
    Showers

  • Tuesday Night

    Tuesday Night: Showers likely, mainly before midnight. Cloudy, with a low around 39. East southeast wind 5 to 10 mph becoming light and variable after midnight. Winds could gust as high as 21 mph. Chance of precipitation is 70%.

    Low: 39 °F

    Showers
    Likely then
    Chance
    Showers

  • Wednesday

    Wednesday: Showers, mainly after noon. High near 62. Calm wind becoming north northeast 5 to 8 mph in the afternoon. Winds could gust as high as 17 mph. Chance of precipitation is 80%.

    High: 62 °F

    Chance
    Showers then
    Showers

  • Wednesday Night

    Wednesday Night: Showers likely, mainly before midnight. Mostly cloudy, with a low around 36. Chance of precipitation is 70%.

    Low: 36 °F

    Showers
    Likely then
    Slight Chance
    Showers

  • Thursday

    Thursday: A 30 percent chance of showers after noon. Partly sunny, with a high near 71.

    High: 71 °F

    Mostly Sunny
    then Chance
    Showers

  • Thursday Night

    Thursday Night: A chance of rain showers before midnight, then a chance of rain and snow showers. Mostly cloudy, with a low around 38. Breezy.

    Low: 38 °F

    Chance
    Showers and
    Breezy then
    Chance
    Rain/Snow

  • Friday

    Friday: A slight chance of rain and snow showers before noon, then a chance of rain showers. Partly sunny, with a high near 58. Breezy.

    High: 58 °F

    Breezy.
    Slight Chance
    Rain/Snow
    then Chance
    Showers

Detailed Forecast

Today
Partly sunny, with a high near 82. Breezy, with a west southwest wind 5 to 15 mph, with gusts as high as 26 mph.
Tonight
Mostly cloudy, with a low around 44. West wind 8 to 13 mph becoming light and variable. Winds could gust as high as 23 mph.
Tuesday
A 30 percent chance of showers, mainly after noon. Mostly cloudy, with a high near 57. Light and variable wind becoming east 5 to 10 mph in the morning. Winds could gust as high as 22 mph.
Tuesday Night
Showers likely, mainly before midnight. Cloudy, with a low around 39. East southeast wind 5 to 10 mph becoming light and variable after midnight. Winds could gust as high as 21 mph. Chance of precipitation is 70%.
Wednesday
Showers, mainly after noon. High near 62. Calm wind becoming north northeast 5 to 8 mph in the afternoon. Winds could gust as high as 17 mph. Chance of precipitation is 80%.
Wednesday Night
Showers likely, mainly before midnight. Mostly cloudy, with a low around 36. Chance of precipitation is 70%.
Thursday
A 30 percent chance of showers after noon. Partly sunny, with a high near 71.
Thursday Night
A chance of rain showers before midnight, then a chance of rain and snow showers. Mostly cloudy, with a low around 38. Breezy.
Friday
A slight chance of rain and snow showers before noon, then a chance of rain showers. Partly sunny, with a high near 58. Breezy.
Friday Night
A chance of rain showers before midnight, then a chance of rain and snow showers. Mostly cloudy, with a low around 30. Blustery.
Saturday
A slight chance of rain and snow showers. Mostly sunny, with a high near 62.
Saturday Night
Mostly clear, with a low around 32.
Sunday
Sunny, with a high near 70.
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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:
2:42 am MDT Mar 30, 2026
Forecast Valid:
9am MDT Mar 30, 2026-6pm MDT Apr 5, 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