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

Extreme Heat and Tropical Storm Bertha Impacts

Dangerous heat will expand from the Gulf Coast into the Southern Plains and Desert Southwest through week's end. Additional extreme heat impacting the Pacific Northwest will shift to the northern Plains by the weekend. Tropical Storm Bertha is expected to continue to impact portions of the northern Gulf Coast from the western Florida Panhandle to southeastern Louisiana through tonight. Read More >

Current conditions at

Patterson Memorial (KPTN)

Lat: 29.72°NLon: 91.33°WElev: 10ft.

Overcast

81°F

27°C

Humidity NA
Wind Speed E 10 mph
Barometer 29.78 in (1008.3 mb)
Dewpoint N/A
Visibility 10.00 mi
Last update 23 Jul 3:56 am CDT
Extended Forecast for

4 Miles NW Pierre Part LA

  • Overnight

    Overnight: A 40 percent chance of showers. Mostly cloudy, with a low around 78. East wind around 15 mph, with gusts as high as 25 mph.

    Low: 78 °F

    Chance
    Showers

  • Thursday

    Thursday: Showers and thunderstorms likely, mainly before 1pm. Mostly sunny, with a high near 90. Heat index values as high as 103. South wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 90 °F

    Chance
    T-storms then
    Showers
    Likely

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 76. Southeast wind 5 to 10 mph.

    Low: 76 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 95. Heat index values as high as 106. Southeast wind around 5 mph becoming south in the afternoon.

    High: 95 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 74. South wind around 5 mph becoming calm in the evening.

    Low: 74 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 96. Calm wind becoming southwest around 5 mph.

    High: 96 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 75. Southwest wind around 5 mph becoming calm in the evening.

    Low: 75 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 96. Calm wind becoming west around 5 mph in the afternoon.

    High: 96 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 77. Southwest wind around 5 mph.

    Low: 77 °F

    Mostly Clear

Detailed Forecast

Overnight
A 40 percent chance of showers. Mostly cloudy, with a low around 78. East wind around 15 mph, with gusts as high as 25 mph.
Thursday
Showers and thunderstorms likely, mainly before 1pm. Mostly sunny, with a high near 90. Heat index values as high as 103. South wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday Night
Mostly clear, with a low around 76. Southeast wind 5 to 10 mph.
Friday
Mostly sunny, with a high near 95. Heat index values as high as 106. Southeast wind around 5 mph becoming south in the afternoon.
Friday Night
Mostly clear, with a low around 74. South wind around 5 mph becoming calm in the evening.
Saturday
Sunny, with a high near 96. Calm wind becoming southwest around 5 mph.
Saturday Night
Mostly clear, with a low around 75. Southwest wind around 5 mph becoming calm in the evening.
Sunday
Mostly sunny, with a high near 96. Calm wind becoming west around 5 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 77. Southwest wind around 5 mph.
Monday
Sunny and hot, with a high near 97.
Monday Night
Mostly clear, with a low around 77.
Tuesday
Sunny and hot, with a high near 98.
Tuesday Night
Mostly clear, with a low around 77.
Wednesday
Sunny and hot, with a high near 99.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NW Pierre Part LA
 30°N 91.27°W
Last Update:
4:16 am CDT Jul 23, 2026
Forecast Valid:
4am CDT Jul 23, 2026-6pm CDT Jul 29, 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