Areas of Dangerous Heat and Heavy Rain with Possible Flooding into this Weekend

Hot temperatures and high humidity are forecast to continue across much of northeast Texas into the mid-Mississippi Valley into this weekend with heat advisories in effect. Heavy to excessive rainfall occurring at times through Saturday could bring areas of flooding across parts of the central Plains into the upper Midwest/Great Lakes, and Four Corners states. Read More >

Current conditions at

Vance Brand Airport (KLMO)

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

Mostly Cloudy

69°F

21°C

Humidity 51%
Wind Speed SW 3 mph
Barometer 30.30 in
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 17 Sep 1:35 am MDT
Extended Forecast for

2 Miles SSW Longmont CO

  • Overnight

    Overnight: A 30 percent chance of showers.  Mostly cloudy, with a low around 60. Light and variable wind.

    Low: 60 °F

    Chance
    Showers

  • Thursday

    Thursday: A chance of showers, with thunderstorms also possible after noon.  Mostly cloudy, with a high near 79. Calm wind becoming north around 5 mph in the afternoon.  Chance of precipitation is 50%.

    High: 79 °F

    Chance
    Showers then
    Chance
    T-storms

  • Thursday Night

    Thursday Night: A 30 percent chance of showers and thunderstorms before 9pm.  Mostly cloudy, with a low around 57. West northwest wind around 5 mph becoming calm  in the evening.

    Low: 57 °F

    Chance
    Showers then
    Mostly Cloudy

  • Friday

    Friday: Showers likely and possibly a thunderstorm after 2pm.  Partly sunny, with a high near 82. Calm wind becoming southwest 5 to 7 mph in the afternoon. Winds could gust as high as 15 mph.  Chance of precipitation is 60%.

    High: 82 °F

    Mostly Sunny
    then Showers
    Likely

  • Friday Night

    Friday Night: A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight.  Partly cloudy, with a low around 51. North wind around 5 mph becoming calm  in the evening.  Chance of precipitation is 40%.

    Low: 51 °F

    Chance
    Showers then
    Partly Cloudy

  • Saturday

    Saturday: Showers likely and possibly a thunderstorm after noon.  Partly sunny, with a high near 78. Chance of precipitation is 70%.

    High: 78 °F

    Mostly Sunny
    then Showers
    Likely

  • Saturday Night

    Saturday Night: Showers likely and possibly a thunderstorm before midnight, then a chance of showers.  Mostly cloudy, with a low around 48. Chance of precipitation is 70%.

    Low: 48 °F

    Showers
    Likely then
    Chance
    Showers

  • Sunday

    Sunday: A chance of showers, with thunderstorms also possible after noon.  Partly sunny, with a high near 74.

    High: 74 °F

    Chance
    Showers then
    Chance
    T-storms

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms before midnight.  Partly cloudy, with a low around 47.

    Low: 47 °F

    Chance
    Showers then
    Partly Cloudy

Detailed Forecast

Overnight
A 30 percent chance of showers. Mostly cloudy, with a low around 60. Light and variable wind.
Thursday
A chance of showers, with thunderstorms also possible after noon. Mostly cloudy, with a high near 79. Calm wind becoming north around 5 mph in the afternoon. Chance of precipitation is 50%.
Thursday Night
A 30 percent chance of showers and thunderstorms before 9pm. Mostly cloudy, with a low around 57. West northwest wind around 5 mph becoming calm in the evening.
Friday
Showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 82. Calm wind becoming southwest 5 to 7 mph in the afternoon. Winds could gust as high as 15 mph. Chance of precipitation is 60%.
Friday Night
A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight. Partly cloudy, with a low around 51. North wind around 5 mph becoming calm in the evening. Chance of precipitation is 40%.
Saturday
Showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 78. Chance of precipitation is 70%.
Saturday Night
Showers likely and possibly a thunderstorm before midnight, then a chance of showers. Mostly cloudy, with a low around 48. Chance of precipitation is 70%.
Sunday
A chance of showers, with thunderstorms also possible after noon. Partly sunny, with a high near 74.
Sunday Night
A chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 47.
Monday
Sunny, with a high near 75.
Monday Night
A chance of showers. Partly cloudy, with a low around 49.
Tuesday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 78.
Tuesday Night
A slight chance of showers. Partly cloudy, with a low around 50.
Wednesday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 81.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSW Longmont CO
 40.14°N 105.12°W (Elev. 5000 ft)
12:46 am MDT Sep 17, 2026
1am MDT Sep 17, 2026-6pm MDT Sep 23, 2026
 
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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