National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Severe Thunderstorms and Heavy Rain in the Central Plains to Upper Midwest; Extreme Heat in Parts of the South

Thunderstorms with severe wind gusts and hail will be possible today across parts of the central Plains, and from the Missouri Valley into the upper Mississippi Valley. Heavy rain associated with the thunderstorms may also produce flash/urban flooding. Critical fire weather conditions expected in the Great Basin and interior Northwest. Dangerous heat continues across the Southwest and Southeast. Read More >

Hazardous Weather Conditions

Current conditions at

Sidney-Richland (KSDY)

Lat: 47.7°NLon: 104.2°WElev: 1985.0ft.

Clear

82°F

28°C

Humidity 51%
Wind Speed ESE 4 MPH
Barometer 29.97 in (1014.9 mb)
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Heat Index83°F (28°C)
Last update 08 Jul 03:50 PM MDT
Extended Forecast for

Sidney MT

Extreme Heat Watch July 11, 06:00am until July 13, 06:00am
Click here for hazard details and duration
Extreme Heat Watch

  • Tonight

    Tonight: Increasing clouds, with a low around 58. East northeast wind 5 to 7 mph becoming south after midnight.

    Low: 58 °F

    Increasing
    Clouds

  • Thursday

    Thursday: Sunny, with a high near 89. South wind 5 to 8 mph becoming west in the afternoon.

    High: 89 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 59. West northwest wind around 6 mph becoming calm in the evening.

    Low: 59 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 93. Light and variable wind becoming southeast 6 to 11 mph in the afternoon. Winds could gust as high as 21 mph.

    High: 93 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 65. East southeast wind 7 to 11 mph, with gusts as high as 20 mph.

    Low: 65 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny and hot, with a high near 99. South wind 6 to 13 mph, with gusts as high as 23 mph.

    High: 99 °F

    Hot

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 67. Southwest wind 7 to 11 mph becoming east southeast in the evening. Winds could gust as high as 20 mph.

    Low: 67 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny and hot, with a high near 103. South wind 7 to 12 mph increasing to 13 to 18 mph in the afternoon. Winds could gust as high as 31 mph.

    High: 103 °F

    Hot

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 71. Southeast wind 13 to 18 mph, with gusts as high as 31 mph.

    Low: 71 °F

    Partly Cloudy

Detailed Forecast

Tonight
Increasing clouds, with a low around 58. East northeast wind 5 to 7 mph becoming south after midnight.
Thursday
Sunny, with a high near 89. South wind 5 to 8 mph becoming west in the afternoon.
Thursday Night
Partly cloudy, with a low around 59. West northwest wind around 6 mph becoming calm in the evening.
Friday
Sunny, with a high near 93. Light and variable wind becoming southeast 6 to 11 mph in the afternoon. Winds could gust as high as 21 mph.
Friday Night
Partly cloudy, with a low around 65. East southeast wind 7 to 11 mph, with gusts as high as 20 mph.
Saturday
Sunny and hot, with a high near 99. South wind 6 to 13 mph, with gusts as high as 23 mph.
Saturday Night
Mostly clear, with a low around 67. Southwest wind 7 to 11 mph becoming east southeast in the evening. Winds could gust as high as 20 mph.
Sunday
Sunny and hot, with a high near 103. South wind 7 to 12 mph increasing to 13 to 18 mph in the afternoon. Winds could gust as high as 31 mph.
Sunday Night
Partly cloudy, with a low around 71. Southeast wind 13 to 18 mph, with gusts as high as 31 mph.
Monday
Mostly sunny, with a high near 93. Southeast wind 10 to 16 mph becoming north northeast in the afternoon. Winds could gust as high as 25 mph.
Monday Night
Partly cloudy, with a low around 65. North northeast wind 8 to 15 mph, with gusts as high as 23 mph.
Tuesday
Mostly sunny, with a high near 90.
Tuesday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 64.
Wednesday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 89.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Sidney MT
 47.72°N 104.16°W (Elev. 1962 ft)
Last Update:
4:06 pm MDT Jul 8, 2026
Forecast Valid:
4pm MDT Jul 8, 2026-6pm MDT Jul 15, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation