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

Heavy Rainfall and Flooding in the Southwest and Four Corners; Unsettled Weather in Florida

Heavy to excessive rainfall will continue today across portions of the Southwest and Four Corners Region, leading to flash, urban and small stream flooding. Significant river flooding is expected through Monday. Heavy rainfall is expected across southern and eastern Florida through Monday, with isolated flash flooding possible. Read More >

Current conditions at

Pierre, Pierre Regional Airport (KPIR)

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

Light Rain

59°F

15°C

Humidity 87%
Wind Speed SE 15 mph
Barometer 29.83 in (1009.8 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 1 Nov 7:53 pm CST
Extended Forecast for

Fort Pierre SD

  • Tonight

    Tonight: Rain, mainly after 9pm. Low around 56. East southeast wind 14 to 17 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

    Low: 56 °F

    Rain

  • Monday

    Monday: Rain, mainly before 10am. High near 61. Breezy, with an east southeast wind 13 to 18 mph becoming north northwest 23 to 28 mph in the afternoon. Winds could gust as high as 45 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

    High: 61 °F

    Rain then
    Chance Rain
    and Breezy

  • Monday Night

    Monday Night: Rain, mainly before 4am. Low around 42. Windy, with a north northwest wind 29 to 31 mph, with gusts as high as 47 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 42 °F

    Rain and
    Windy

  • Tuesday

    Tuesday: A chance of rain. Mostly cloudy, with a high near 50. Windy, with a north northwest wind 22 to 31 mph, with gusts as high as 46 mph. Chance of precipitation is 50%.

    High: 50 °F

    Chance Rain
    and Windy

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 36. Breezy, with a north northwest wind 14 to 20 mph, with gusts as high as 33 mph.

    Low: 36 °F

    Mostly Cloudy
    and Breezy
    then Partly
    Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 52. North northwest wind 13 to 16 mph, with gusts as high as 28 mph.

    High: 52 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 35. North northwest wind 6 to 10 mph.

    Low: 35 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 51. Northwest wind around 8 mph.

    High: 51 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 33. North wind around 6 mph becoming light and variable after midnight.

    Low: 33 °F

    Partly Cloudy

Detailed Forecast

Tonight
Rain, mainly after 9pm. Low around 56. East southeast wind 14 to 17 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Monday
Rain, mainly before 10am. High near 61. Breezy, with an east southeast wind 13 to 18 mph becoming north northwest 23 to 28 mph in the afternoon. Winds could gust as high as 45 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Monday Night
Rain, mainly before 4am. Low around 42. Windy, with a north northwest wind 29 to 31 mph, with gusts as high as 47 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Tuesday
A chance of rain. Mostly cloudy, with a high near 50. Windy, with a north northwest wind 22 to 31 mph, with gusts as high as 46 mph. Chance of precipitation is 50%.
Tuesday Night
Partly cloudy, with a low around 36. Breezy, with a north northwest wind 14 to 20 mph, with gusts as high as 33 mph.
Wednesday
Mostly sunny, with a high near 52. North northwest wind 13 to 16 mph, with gusts as high as 28 mph.
Wednesday Night
Partly cloudy, with a low around 35. North northwest wind 6 to 10 mph.
Thursday
Mostly sunny, with a high near 51. Northwest wind around 8 mph.
Thursday Night
Partly cloudy, with a low around 33. North wind around 6 mph becoming light and variable after midnight.
Friday
Partly sunny, with a high near 53.
Friday Night
Partly cloudy, with a low around 36.
Saturday
Partly sunny, with a high near 55.
Saturday Night
Partly cloudy, with a low around 37.
Sunday
Mostly sunny, with a high near 55.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Fort Pierre SD
 44.37°N 100.38°W (Elev. 1444 ft)
Last Update:
8:21 pm CST Nov 1, 2026
Forecast Valid:
8pm CST Nov 1, 2026-6pm CST Nov 8, 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