Heat Wave Expands to the East Coast; Flash Flooding Likely in the Central Plains into the Midwest; Severe Thunderstorms in the Northeast

Dangerous, prolonged heat is ongoing in the Mid-South to Mid-Mississippi Valley and heat expands into the Northeast for a brief period today. Widely scattered instances of flash flooding due to heavy rains are forecast from northeast Kansas to much of Indiana. Scattered strong to severe thunderstorms are possible across parts of New England, northern Mid-Atlantic, and North Dakota. Read More >

Hazardous Weather Conditions

Current conditions at

Vance Brand Airport (KLMO)

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

Fair

63°F

17°C

Humidity 59%
Wind Speed Calm
Barometer 30.08 in
Dewpoint 49°F (9°C)
Visibility 10.00 mi
Last update 26 Jul 1:35 am MDT
Extended Forecast for

4 Miles N Longmont CO

  • Overnight

    Overnight: Mostly clear, with a low around 57. Northwest wind 3 to 5 mph.

    Low: 57 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 94. Calm wind becoming west southwest 5 to 9 mph in the afternoon. Winds could gust as high as 15 mph.

    High: 94 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 58. South southwest wind 6 to 8 mph becoming west northwest in the evening.

    Low: 58 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny and hot, with a high near 97. Calm wind becoming southeast 5 to 8 mph in the afternoon.

    High: 97 °F

    Hot

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 61. Southeast wind 5 to 8 mph becoming west after midnight. Winds could gust as high as 17 mph.

    Low: 61 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny and hot, with a high near 97.

    High: 97 °F

    Hot

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 63.

    Low: 63 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A chance of showers and thunderstorms after noon.  Partly sunny, with a high near 93.

    High: 93 °F

    Partly Sunny
    then Chance
    T-storms

  • Tuesday Night

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

    Low: 60 °F

    Chance
    T-storms then
    Slight Chance
    Showers

Detailed Forecast

Overnight
Mostly clear, with a low around 57. Northwest wind 3 to 5 mph.
Saturday
Mostly sunny, with a high near 94. Calm wind becoming west southwest 5 to 9 mph in the afternoon. Winds could gust as high as 15 mph.
Saturday Night
Mostly clear, with a low around 58. South southwest wind 6 to 8 mph becoming west northwest in the evening.
Sunday
Sunny and hot, with a high near 97. Calm wind becoming southeast 5 to 8 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 61. Southeast wind 5 to 8 mph becoming west after midnight. Winds could gust as high as 17 mph.
Monday
Mostly sunny and hot, with a high near 97.
Monday Night
Mostly cloudy, with a low around 63.
Tuesday
A chance of showers and thunderstorms after noon. Partly sunny, with a high near 93.
Tuesday Night
A chance of showers and thunderstorms before midnight, then a slight chance of showers. Mostly cloudy, with a low around 60.
Wednesday
A slight chance of showers, then showers and thunderstorms likely after noon. Mostly cloudy, with a high near 82.
Wednesday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 60.
Thursday
Showers and thunderstorms likely. Mostly cloudy, with a high near 82.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 58.
Friday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 86.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles N Longmont CO
 40.23°N 105.1°W (Elev. 5098 ft)
2:30 pm MDT Jul 25, 2025
1am MDT Jul 26, 2025-6pm MDT Aug 1, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database