Lala Impacting Hawaii; Severe Thunderstorm and Flash Flooding Risks; Excessive Heat

Areas of gusty winds, heavy rain leading to flash flooding, and high surf continue across portions of Hawaii as Tropical Storm Lala continues to move away from the islands. Severe thunderstorm, heavy rainfall, and flash flooding threats continue from the Midwest to the Mid-Atlantic and across the central High Plains. Record heat continues for areas of the central/southern Plain into the Southeast Read More >

Hazardous Weather Conditions

Current conditions at

Pierre, Pierre Regional Airport (KPIR)

Lat: 44.38°NLon: 100.29°WElev: 1742ft.

Fair

65°F

18°C

Humidity 84%
Wind Speed SE 6 mph
Barometer 30.07 in (1017.2 mb)
Dewpoint 60°F (16°C)
Visibility 10.00 mi
Last update 17 Aug 2:53 am CDT
Extended Forecast for

Fort Pierre SD

  • Overnight

    Overnight: Mostly clear, with a steady temperature around 66. Southeast wind around 6 mph.

    Low: 66 °F

    Mostly Clear

  • Monday

    Monday: A slight chance of showers after 4pm.  Sunny, with a high near 85. Southeast wind 5 to 7 mph becoming northwest in the afternoon.  Chance of precipitation is 20%.

    High: 85 °F

    Sunny then
    Slight Chance
    Showers

  • Monday Night

    Monday Night: A chance of showers and thunderstorms, mainly between 3am and 5am.  Partly cloudy, with a low around 61. North wind around 5 mph becoming east southeast after midnight.  Chance of precipitation is 40%.

    Low: 61 °F

    Slight Chance
    T-storms then
    Chance
    Showers

  • Tuesday

    Tuesday: A slight chance of showers before 7am.  Mostly sunny, with a high near 81. East northeast wind 5 to 7 mph becoming northwest in the afternoon.  Chance of precipitation is 10%.

    High: 81 °F

    Slight Chance
    Showers then
    Partly Sunny

  • Tuesday Night

    Tuesday Night: A slight chance of showers and thunderstorms after 1am.  Mostly cloudy, with a low around 59. North northeast wind 5 to 7 mph becoming southeast after midnight.  Chance of precipitation is 20%.

    Low: 59 °F

    Mostly Cloudy
    then Slight
    Chance
    T-storms

  • Wednesday

    Wednesday: A chance of showers and thunderstorms.  Mostly sunny, with a high near 79. Southeast wind 6 to 9 mph.  Chance of precipitation is 50%.

    High: 79 °F

    Chance
    Showers then
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A slight chance of showers and thunderstorms before 1am.  Partly cloudy, with a low around 58. East southeast wind 5 to 8 mph becoming south after midnight.  Chance of precipitation is 20%.

    Low: 58 °F

    Slight Chance
    T-storms

  • Thursday

    Thursday: Sunny, with a high near 86. South wind 5 to 7 mph.

    High: 86 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 62. South southeast wind 5 to 7 mph.

    Low: 62 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly clear, with a steady temperature around 66. Southeast wind around 6 mph.
Monday
A slight chance of showers after 4pm. Sunny, with a high near 85. Southeast wind 5 to 7 mph becoming northwest in the afternoon. Chance of precipitation is 20%.
Monday Night
A chance of showers and thunderstorms, mainly between 3am and 5am. Partly cloudy, with a low around 61. North wind around 5 mph becoming east southeast after midnight. Chance of precipitation is 40%.
Tuesday
A slight chance of showers before 7am. Mostly sunny, with a high near 81. East northeast wind 5 to 7 mph becoming northwest in the afternoon. Chance of precipitation is 10%.
Tuesday Night
A slight chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 59. North northeast wind 5 to 7 mph becoming southeast after midnight. Chance of precipitation is 20%.
Wednesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 79. Southeast wind 6 to 9 mph. Chance of precipitation is 50%.
Wednesday Night
A slight chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 58. East southeast wind 5 to 8 mph becoming south after midnight. Chance of precipitation is 20%.
Thursday
Sunny, with a high near 86. South wind 5 to 7 mph.
Thursday Night
Mostly clear, with a low around 62. South southeast wind 5 to 7 mph.
Friday
Sunny, with a high near 86.
Friday Night
Mostly clear, with a low around 60.
Saturday
Mostly sunny, with a high near 83.
Saturday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 62. Chance of precipitation is 30%.
Sunday
A slight chance of showers and thunderstorms. Partly sunny, with a high near 83. Chance of precipitation is 20%.
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ABOUT THIS FORECAST

 
Point Forecast:
Fort Pierre SD
 44.37°N 100.35°W (Elev. 1503 ft)
3:22 am CDT Aug 17, 2026
3am CDT Aug 17, 2026-6pm CDT Aug 23, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database