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

92°F

33°C

Humidity 10%
Wind Speed NE 9 mph
Barometer 30.14 in
Dewpoint 29°F (-2°C)
Visibility 10.00 mi
Heat Index88°F (31°C)
Last update 5 Jul 1:55 pm MDT
Extended Forecast for

Longmont CO

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 95. East wind around 7 mph.

    High: 95 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 61. East southeast wind 5 to 7 mph becoming northwest after midnight.

    Low: 61 °F

    Mostly Clear

  • Monday

    Monday: Patchy smoke after noon. Mostly sunny, with a high near 96. Calm wind becoming east northeast 5 to 7 mph in the afternoon.

    High: 96 °F

    Sunny then
    Patchy Smoke

  • Monday Night

    Monday Night: Patchy smoke before 9pm. Partly cloudy, with a low around 63. East southeast wind 5 to 8 mph becoming northwest after midnight.

    Low: 63 °F

    Patchy Smoke
    then Partly
    Cloudy

  • Tuesday

    Tuesday: A 50 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 93. Calm wind becoming north 5 to 7 mph in the morning.

    High: 93 °F

    Mostly Sunny
    then Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A slight chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and midnight. Partly cloudy, with a low around 62. Chance of precipitation is 20%.

    Low: 62 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Wednesday

    Wednesday: A 50 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 91.

    High: 91 °F

    Mostly Sunny
    then Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 60.

    Low: 60 °F

    Chance
    T-storms then
    Mostly Cloudy

  • Thursday

    Thursday: A chance of showers and thunderstorms after noon. Mostly sunny, with a high near 87.

    High: 87 °F

    Mostly Sunny
    then Chance
    T-storms

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 95. East wind around 7 mph.
Tonight
Mostly clear, with a low around 61. East southeast wind 5 to 7 mph becoming northwest after midnight.
Monday
Patchy smoke after noon. Mostly sunny, with a high near 96. Calm wind becoming east northeast 5 to 7 mph in the afternoon.
Monday Night
Patchy smoke before 9pm. Partly cloudy, with a low around 63. East southeast wind 5 to 8 mph becoming northwest after midnight.
Tuesday
A 50 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 93. Calm wind becoming north 5 to 7 mph in the morning.
Tuesday Night
A slight chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and midnight. Partly cloudy, with a low around 62. Chance of precipitation is 20%.
Wednesday
A 50 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 91.
Wednesday Night
A chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 60.
Thursday
A chance of showers and thunderstorms after noon. Mostly sunny, with a high near 87.
Thursday Night
A chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 59.
Friday
Sunny, with a high near 91.
Friday Night
Mostly clear, with a low around 61.
Saturday
Sunny and hot, with a high near 99.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Longmont CO
 40.18°N 105.12°W (Elev. 5030 ft)
Last Update:
12:46 pm MDT Jul 5, 2026
Forecast Valid:
2pm MDT Jul 5, 2026-6pm MDT Jul 11, 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