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

Tropical Storm Edouard Impacting the Northwestern Gulf Coast; Hazardous Heat expands in the East

Tropical Storm Edouard will impact the northwestern Gulf Coast through Wednesday with gusty winds, storm surge, and heavy rainfall. Flash and river flooding will be possible, especially in southeastern Texas. Hazardous heat will expand across the central and eastern U.S. by mid-week, and daily chances for severe thunderstorms are expected from the eastern Great Lakes to the Mid-Atlantic this week. Read More >

Hazardous Weather Conditions

Current conditions at

ONIDAMUNC (K98D)

Lat: 44.7°NLon: 100.1°WElev: 1874ft.

Fair

63°F

17°C

Humidity 100%
Wind Speed NE 9 mph
Barometer 29.90 in
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Last update 2 Sep 1:15 am CDT
Extended Forecast for

15 Miles WNW Gettysburg SD

  • Overnight

    Overnight: Mostly cloudy, with a steady temperature around 63. East northeast wind around 6 mph.

    Low: 63 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 85. Southeast wind 7 to 13 mph, with gusts as high as 22 mph.

    High: 85 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 65. East southeast wind 11 to 15 mph, with gusts as high as 24 mph.

    Low: 65 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny and hot, with a high near 93. Southwest wind around 10 mph.

    High: 93 °F

    Hot

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 64. South wind 5 to 7 mph becoming east in the evening.

    Low: 64 °F

    Mostly Clear

  • Friday

    Friday: Sunny and hot, with a high near 95. Southeast wind 8 to 16 mph, with gusts as high as 26 mph.

    High: 95 °F

    Hot

  • Friday Night

    Friday Night: Mostly clear, with a low around 69. Southeast wind 10 to 16 mph, with gusts as high as 24 mph.

    Low: 69 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny and hot, with a high near 95. South wind around 10 mph.

    High: 95 °F

    Hot

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 66. Southeast wind around 10 mph becoming northeast after midnight.

    Low: 66 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a steady temperature around 63. East northeast wind around 6 mph.
Wednesday
Mostly sunny, with a high near 85. Southeast wind 7 to 13 mph, with gusts as high as 22 mph.
Wednesday Night
Partly cloudy, with a low around 65. East southeast wind 11 to 15 mph, with gusts as high as 24 mph.
Thursday
Sunny and hot, with a high near 93. Southwest wind around 10 mph.
Thursday Night
Mostly clear, with a low around 64. South wind 5 to 7 mph becoming east in the evening.
Friday
Sunny and hot, with a high near 95. Southeast wind 8 to 16 mph, with gusts as high as 26 mph.
Friday Night
Mostly clear, with a low around 69. Southeast wind 10 to 16 mph, with gusts as high as 24 mph.
Saturday
Sunny and hot, with a high near 95. South wind around 10 mph.
Saturday Night
Partly cloudy, with a low around 66. Southeast wind around 10 mph becoming northeast after midnight.
Sunday
A chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 89. Chance of precipitation is 30%.
Sunday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 62. Chance of precipitation is 40%.
Labor Day
A chance of showers and thunderstorms. Partly sunny, with a high near 83. Chance of precipitation is 40%.
Monday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 62. Chance of precipitation is 30%.
Tuesday
A slight chance of showers. Partly sunny, with a high near 81. Chance of precipitation is 20%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
15 Miles WNW Gettysburg SD
 45.06°N 100.23°W (Elev. 1621 ft)
Last Update:
1:31 am CDT Sep 2, 2026
Forecast Valid:
1am CDT Sep 2, 2026-6pm CDT Sep 8, 2026
 
Forecast Discussion
 
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Additional Resources

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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