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

Dangerous Heat in the Central and Eastern U.S.; Critical Fire Weather in the Great Basin and Southwest

Dangerous, record-breaking heat will intensify across most of the central and eastern U.S this week. Heat indices will likely exceed 100 degrees. Heat is likely to continue across the eastern U.S. through the Independence Day holiday weekend. Critical fire weather conditions will continue Tuesday across portions of the Four Corners and Great Basin, as dry conditions and gusty winds persist. Read More >

Hazardous Weather Conditions

Current conditions at

Shenandoah Municipal (KSDA)

Lat: 40.75°NLon: 95.42°WElev: 971ft.

Fair

84°F

29°C

Humidity 79%
Wind Speed S 12 mph
Barometer 29.77 in
Dewpoint 77°F (25°C)
Visibility 7.00 mi
Heat Index94°F (34°C)
Last update 29 Jun 10:55 pm CDT
Extended Forecast for

Sidney IA

Extreme Heat Warning June 29, 11:21pm until June 30, 09:00pm
Click here for hazard details and duration
Extreme Heat Warning
  •  
    Extreme Heat Warning June 29, 11:21pm until June 30, 09:00pm

    NOW until 9:00pm Tue

    Extreme Heat Warning

  • Tonight

    Low: 76 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 92. South southwest wind 11 to 17 mph, with gusts as high as 25 mph.

    High: 92 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers and thunderstorms, mainly between 11pm and 1am. Increasing clouds, with a low around 75. South wind around 14 mph, with gusts as high as 23 mph.

    Low: 75 °F

    Slight Chance
    T-storms

  • Wednesday

    Wednesday: A 20 percent chance of showers and thunderstorms, mainly between 9am and 10am. Mostly sunny, with a high near 91. Breezy, with a south wind 14 to 18 mph, with gusts as high as 29 mph.

    High: 91 °F

    Slight Chance
    T-storms then
    Mostly Sunny
    and Breezy

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 74. South wind 9 to 16 mph, with gusts as high as 26 mph.

    Low: 74 °F

    Partly Cloudy
    then Chance
    Showers

  • Thursday

    Thursday: A 30 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 90. South wind 8 to 13 mph, with gusts as high as 23 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 90 °F

    Chance
    T-storms then
    Chance
    Showers

  • Thursday Night

    Thursday Night: A 30 percent chance of showers and thunderstorms, mainly after 1am. Partly cloudy, with a low around 73. South wind 11 to 15 mph, with gusts as high as 24 mph.

    Low: 73 °F

    Chance
    T-storms

  • Friday

    Friday: Mostly sunny, with a high near 92. South wind 11 to 13 mph, with gusts as high as 21 mph.

    High: 92 °F

    Mostly Sunny

Detailed Forecast

Tonight
Partly cloudy, with a low around 76. South wind 11 to 17 mph, with gusts as high as 26 mph.
Tuesday
Mostly sunny, with a high near 92. South southwest wind 11 to 17 mph, with gusts as high as 25 mph.
Tuesday Night
A 20 percent chance of showers and thunderstorms, mainly between 11pm and 1am. Increasing clouds, with a low around 75. South wind around 14 mph, with gusts as high as 23 mph.
Wednesday
A 20 percent chance of showers and thunderstorms, mainly between 9am and 10am. Mostly sunny, with a high near 91. Breezy, with a south wind 14 to 18 mph, with gusts as high as 29 mph.
Wednesday Night
A 30 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 74. South wind 9 to 16 mph, with gusts as high as 26 mph.
Thursday
A 30 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 90. South wind 8 to 13 mph, with gusts as high as 23 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday Night
A 30 percent chance of showers and thunderstorms, mainly after 1am. Partly cloudy, with a low around 73. South wind 11 to 15 mph, with gusts as high as 24 mph.
Friday
Mostly sunny, with a high near 92. South wind 11 to 13 mph, with gusts as high as 21 mph.
Friday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 73. South southeast wind 10 to 15 mph, with gusts as high as 24 mph.
Independence Day
A slight chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 91. South wind 9 to 11 mph, with gusts as high as 20 mph.
Saturday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 70. Southeast wind 6 to 11 mph becoming north northeast after midnight. Winds could gust as high as 18 mph.
Sunday
A chance of showers and thunderstorms. Partly sunny, with a high near 87. East wind around 7 mph becoming north northeast in the afternoon.
Sunday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 67. East northeast wind 3 to 7 mph.
Monday
Mostly sunny, with a high near 86. East wind 3 to 6 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Sidney IA
 40.76°N 95.64°W (Elev. 1063 ft)
Last Update:
10:42 pm CDT Jun 29, 2026
Forecast Valid:
11pm CDT Jun 29, 2026-6pm CDT Jul 6, 2026
 
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