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

Monarch Canyon US-89 MP 53.5 (MTMON)

Lat: 47.1429°NLon: 110.82309°WElev: 5197.0ft.

NA

61°F

16°C

Humidity 40%
Wind Speed S 11 MPH
Barometer NA
Dewpoint 36°F (2°C)
Visibility NA
Last update 26 Jul 11:30 PM MDT
Extended Forecast for

Monarch MT

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms.  Widespread haze between 3am and 5am. Mostly cloudy, with a low around 52. Light south wind.

    Low: 52 °F

    Slight Chance
    T-storms

  • Sunday

    Sunday: A 30 percent chance of showers and thunderstorms, mainly after 5pm.  Widespread haze between 8am and 10am. Mostly sunny, with a high near 78. Calm wind becoming north around 6 mph in the afternoon.

    High: 78 °F

    Haze then
    Chance
    T-storms

  • Sunday Night

    Sunday Night: A 40 percent chance of showers and thunderstorms, mainly before midnight.  Mostly cloudy, with a low around 51. East wind around 6 mph becoming calm  in the evening.

    Low: 51 °F

    Chance
    T-storms

  • Monday

    Monday: A 50 percent chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 76. Calm wind becoming north northeast around 5 mph in the afternoon.

    High: 76 °F

    Mostly Sunny
    then Chance
    T-storms

  • Monday Night

    Monday Night: A 30 percent chance of showers and thunderstorms before midnight.  Mostly cloudy, with a low around 52. East wind around 5 mph becoming calm  in the evening.

    Low: 52 °F

    Chance
    T-storms then
    Mostly Cloudy

  • Tuesday

    Tuesday: A 40 percent chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 76. Calm wind becoming northeast around 6 mph in the afternoon.

    High: 76 °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 52. East wind around 6 mph becoming calm  in the evening.

    Low: 52 °F

    Chance
    T-storms

  • Wednesday

    Wednesday: A chance of showers and thunderstorms after noon.  Partly sunny, with a high near 73. Calm wind becoming east 5 to 7 mph in the afternoon.

    High: 73 °F

    Partly Sunny
    then Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms, mainly before midnight.  Mostly cloudy, with a low around 53.

    Low: 53 °F

    Chance
    T-storms

Detailed Forecast

Tonight
A 20 percent chance of showers and thunderstorms. Widespread haze between 3am and 5am. Mostly cloudy, with a low around 52. Light south wind.
Sunday
A 30 percent chance of showers and thunderstorms, mainly after 5pm. Widespread haze between 8am and 10am. Mostly sunny, with a high near 78. Calm wind becoming north around 6 mph in the afternoon.
Sunday Night
A 40 percent chance of showers and thunderstorms, mainly before midnight. Mostly cloudy, with a low around 51. East wind around 6 mph becoming calm in the evening.
Monday
A 50 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 76. Calm wind becoming north northeast around 5 mph in the afternoon.
Monday Night
A 30 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 52. East wind around 5 mph becoming calm in the evening.
Tuesday
A 40 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 76. Calm wind becoming northeast around 6 mph in the afternoon.
Tuesday Night
A 40 percent chance of showers and thunderstorms, mainly before midnight. Mostly cloudy, with a low around 52. East wind around 6 mph becoming calm in the evening.
Wednesday
A chance of showers and thunderstorms after noon. Partly sunny, with a high near 73. Calm wind becoming east 5 to 7 mph in the afternoon.
Wednesday Night
A chance of showers and thunderstorms, mainly before midnight. Mostly cloudy, with a low around 53.
Thursday
A chance of showers and thunderstorms after noon. Partly sunny, with a high near 78.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 53.
Friday
A chance of showers and thunderstorms. Partly sunny, with a high near 78.
Friday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 52.
Saturday
A chance of showers and thunderstorms. Mostly sunny, with a high near 77.
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ABOUT THIS FORECAST

 
Point Forecast:
Monarch MT
 47.11°N 110.83°W (Elev. 4783 ft)
2:11 pm MDT Jul 26, 2025
11pm MDT Jul 26, 2025-6pm MDT Aug 2, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database