National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Vance Brand Airport (KLMO)

Lat: 40.16°NLon: 105.16°WElev: 5039ft.

Mostly Cloudy

69°F

21°C

Humidity 63%
Wind Speed NW 3 mph
Barometer 30.35 in
Dewpoint 56°F (13°C)
Visibility 10.00 mi
Last update 25 Aug 8:35 am MDT
Extended Forecast for

3 Miles SSW Longmont CO

  • Today

    Today: A 40 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 87. Calm wind becoming north northwest 5 to 7 mph in the afternoon.

    High: 87 °F

    Mostly Sunny
    then Chance
    T-storms

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms before 9pm. Partly cloudy, with a low around 58. North northeast wind 5 to 7 mph becoming calm in the evening.

    Low: 58 °F

    Chance
    T-storms then
    Partly Cloudy

  • Wednesday

    Wednesday: A 40 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 85. Calm wind becoming east around 5 mph in the afternoon.

    High: 85 °F

    Mostly Sunny
    then Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight. Mostly cloudy, with a low around 57. Northeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 40%.

    Low: 57 °F

    Chance
    T-storms then
    Partly Cloudy

  • Thursday

    Thursday: A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 87. Light and variable wind.

    High: 87 °F

    Sunny then
    Slight Chance
    T-storms

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 59.

    Low: 59 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 94.

    High: 94 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 60.

    Low: 60 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 95.

    High: 95 °F

    Mostly Sunny

Detailed Forecast

Today
A 40 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 87. Calm wind becoming north northwest 5 to 7 mph in the afternoon.
Tonight
A 30 percent chance of showers and thunderstorms before 9pm. Partly cloudy, with a low around 58. North northeast wind 5 to 7 mph becoming calm in the evening.
Wednesday
A 40 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 85. Calm wind becoming east around 5 mph in the afternoon.
Wednesday Night
A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight. Mostly cloudy, with a low around 57. Northeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 40%.
Thursday
A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 87. Light and variable wind.
Thursday Night
Partly cloudy, with a low around 59.
Friday
Mostly sunny, with a high near 94.
Friday Night
Mostly cloudy, with a low around 60.
Saturday
Mostly sunny, with a high near 95.
Saturday Night
A chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 61.
Sunday
A chance of showers and thunderstorms. Partly sunny, with a high near 90.
Sunday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 58.
Monday
A chance of showers and thunderstorms. Partly sunny, with a high near 87.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSW Longmont CO
 40.14°N 105.14°W (Elev. 5020 ft)
Last Update:
12:46 am MDT Aug 25, 2026
Forecast Valid:
8am MDT Aug 25, 2026-6pm MDT Aug 31, 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