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 >

Current conditions at

USCRN SITE NEAR LEWISTOWN 42WSW (JRWM8)

Lat: 46.88472°NLon: 110.28944°WElev: 5045.0ft.

NA

56°F

13°C

Humidity 79%
Wind Speed NA NA MPH
Barometer NA
Dewpoint 50°F (10°C)
Visibility NA
Last update 26 Jul 09:00 PM MDT
Extended Forecast for

13 Miles ENE Neihart MT

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms.  Widespread haze between 2am and 5am. Mostly cloudy, with a low around 56. Southwest wind around 6 mph.

    Low: 56 °F

    Slight Chance
    T-storms

  • Sunday

    Sunday: A 40 percent chance of showers and thunderstorms, mainly after 5pm.  Widespread haze before 10am. Mostly sunny, with a high near 75. Light and variable wind becoming north around 6 mph in the morning.

    High: 75 °F

    Haze then
    Chance
    T-storms

  • Sunday Night

    Sunday Night: A 50 percent chance of showers and thunderstorms, mainly before midnight.  Mostly cloudy, with a low around 54. Southeast wind around 6 mph becoming calm  in the evening.

    Low: 54 °F

    Chance
    T-storms then
    Slight Chance
    T-storms

  • Monday

    Monday: A slight chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after noon.  Sunny through mid morning, then becoming mostly cloudy, with a high near 73. Calm wind becoming east around 6 mph in the afternoon.  Chance of precipitation is 60%.

    High: 73 °F

    Slight Chance
    T-storms then
    Showers
    Likely

  • Monday Night

    Monday Night: A 40 percent chance of showers and thunderstorms, mainly before midnight.  Mostly cloudy, with a low around 55. East southeast wind around 6 mph becoming calm  after midnight.

    Low: 55 °F

    Chance
    T-storms

  • Tuesday

    Tuesday: A 50 percent chance of showers and thunderstorms after noon.  Partly sunny, with a high near 72. Calm wind becoming east northeast 5 to 7 mph in the afternoon.

    High: 72 °F

    Mostly Sunny
    then Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A 40 percent chance of showers and thunderstorms, mainly before midnight.  Mostly cloudy, with a low around 55. East wind 5 to 7 mph becoming calm  after midnight.

    Low: 55 °F

    Chance
    T-storms

  • Wednesday

    Wednesday: A chance of showers and thunderstorms, mainly after noon.  Partly sunny, with a high near 70. Light and variable wind becoming east southeast 5 to 10 mph in the morning. Winds could gust as high as 20 mph.

    High: 70 °F

    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms, mainly before midnight.  Mostly cloudy, with a low around 56.

    Low: 56 °F

    Chance
    T-storms

Detailed Forecast

Tonight
A 20 percent chance of showers and thunderstorms. Widespread haze between 2am and 5am. Mostly cloudy, with a low around 56. Southwest wind around 6 mph.
Sunday
A 40 percent chance of showers and thunderstorms, mainly after 5pm. Widespread haze before 10am. Mostly sunny, with a high near 75. Light and variable wind becoming north around 6 mph in the morning.
Sunday Night
A 50 percent chance of showers and thunderstorms, mainly before midnight. Mostly cloudy, with a low around 54. Southeast wind around 6 mph becoming calm in the evening.
Monday
A slight chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after noon. Sunny through mid morning, then becoming mostly cloudy, with a high near 73. Calm wind becoming east around 6 mph in the afternoon. Chance of precipitation is 60%.
Monday Night
A 40 percent chance of showers and thunderstorms, mainly before midnight. Mostly cloudy, with a low around 55. East southeast wind around 6 mph becoming calm after midnight.
Tuesday
A 50 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 72. Calm wind becoming east northeast 5 to 7 mph in the afternoon.
Tuesday Night
A 40 percent chance of showers and thunderstorms, mainly before midnight. Mostly cloudy, with a low around 55. East wind 5 to 7 mph becoming calm after midnight.
Wednesday
A chance of showers and thunderstorms, mainly after noon. Partly sunny, with a high near 70. Light and variable wind becoming east southeast 5 to 10 mph in the morning. Winds could gust as high as 20 mph.
Wednesday Night
A chance of showers and thunderstorms, mainly before midnight. Mostly cloudy, with a low around 56.
Thursday
A chance of showers and thunderstorms after noon. Partly sunny, with a high near 75.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 57.
Friday
A chance of showers and thunderstorms. Partly sunny, with a high near 76.
Friday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 56.
Saturday
A chance of showers and thunderstorms. Mostly sunny, with a high near 75.
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ABOUT THIS FORECAST

 
Point Forecast:
13 Miles ENE Neihart MT
 47.03°N 110.48°W (Elev. 5630 ft)
2:11 pm MDT Jul 26, 2025
10pm MDT Jul 26, 2025-6pm MDT Aug 2, 2025
 
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Additional Resources

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