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

Hazardous Weather Conditions

Current conditions at

ONIDAMUNC (K98D)

Lat: 44.7°NLon: 100.1°WElev: 1874ft.

N/A

Humidity NA
Wind Speed NA
Barometer NA
Dewpoint N/A
Visibility NA
Last update *** Not a current observation ***
Extended Forecast for

Highmore SD

Heat Advisory July 25, 01:00pm until July 26, 09:00pm
Click here for hazard details and duration
Heat Advisory

  • Today

    Today: Mostly sunny and hot, with a high near 100. Heat index values as high as 103. Southwest wind 7 to 11 mph becoming east in the morning. Winds could gust as high as 21 mph.

    High: 100 °F

    Hot

  • Tonight

    Tonight: A chance of showers and thunderstorms, mainly between 1am and 5am. Mostly cloudy, with a low around 74. South southeast wind 13 to 16 mph. Chance of precipitation is 30%.

    Low: 74 °F

    Chance
    T-storms then
    Chance
    Showers

  • Sunday

    Sunday: A slight chance of showers before 7am. Mostly cloudy, then gradually becoming sunny and hot, with a high near 100. Heat index values as high as 104. South southeast wind 10 to 17 mph becoming west in the afternoon. Chance of precipitation is 10%.

    High: 100 °F

    Slight Chance
    Showers then
    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 71. North wind 9 to 13 mph.

    Low: 71 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny and hot, with a high near 96. Northeast wind around 10 mph.

    High: 96 °F

    Hot

  • Monday Night

    Monday Night: A slight chance of showers and thunderstorms. Partly cloudy, with a low around 71. East wind around 10 mph. Chance of precipitation is 20%.

    Low: 71 °F

    Slight Chance
    T-storms

  • Tuesday

    Tuesday: Mostly sunny and hot, with a high near 94. South southeast wind 11 to 13 mph.

    High: 94 °F

    Hot

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 70. Southeast wind around 11 mph.

    Low: 70 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny and hot, with a high near 94. South wind 13 to 16 mph.

    High: 94 °F

    Hot

Detailed Forecast

Today
Mostly sunny and hot, with a high near 100. Heat index values as high as 103. Southwest wind 7 to 11 mph becoming east in the morning. Winds could gust as high as 21 mph.
Tonight
A chance of showers and thunderstorms, mainly between 1am and 5am. Mostly cloudy, with a low around 74. South southeast wind 13 to 16 mph. Chance of precipitation is 30%.
Sunday
A slight chance of showers before 7am. Mostly cloudy, then gradually becoming sunny and hot, with a high near 100. Heat index values as high as 104. South southeast wind 10 to 17 mph becoming west in the afternoon. Chance of precipitation is 10%.
Sunday Night
Mostly clear, with a low around 71. North wind 9 to 13 mph.
Monday
Mostly sunny and hot, with a high near 96. Northeast wind around 10 mph.
Monday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 71. East wind around 10 mph. Chance of precipitation is 20%.
Tuesday
Mostly sunny and hot, with a high near 94. South southeast wind 11 to 13 mph.
Tuesday Night
Mostly clear, with a low around 70. Southeast wind around 11 mph.
Wednesday
Mostly sunny and hot, with a high near 94. South wind 13 to 16 mph.
Wednesday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 70. Chance of precipitation is 30%.
Thursday
A slight chance of showers and thunderstorms. Mostly sunny and hot, with a high near 93. Chance of precipitation is 20%.
Thursday Night
A slight chance of showers and thunderstorms. Mostly clear, with a low around 68. Chance of precipitation is 20%.
Friday
Mostly sunny and hot, with a high near 91.
Basemap Options
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Highmore SD
 44.5°N 99.42°W (Elev. 1903 ft)
Last Update:
4:36 am CDT Jul 25, 2026
Forecast Valid:
5am CDT Jul 25, 2026-6pm CDT Jul 31, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation