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

Flooding Risks from Tropical Moisture Across the Southeast and Southwest

Tropical moisture from Isaias and Rachel will impact portions of the Southeast and Southwest this weekend. Flash flooding, strong winds and even a threat for severe thunderstorms and tornadoes are possible. Meanwhile, strong winds and dry fuels are raising fire weather concerns across the central Great Basin and western High Plains. Across the northern Rockies, first winter storm of the season. Read More >

Current conditions at

Watertown, Watertown Municipal Airport (KATY)

Lat: 44.9°NLon: 97.15°WElev: 1745ft.

Fair

63°F

17°C

Humidity 65%
Wind Speed SE 12 mph
Barometer 29.64 in (1002.6 mb)
Dewpoint 51°F (11°C)
Visibility 10.00 mi
Last update 11 Oct 1:53 am CDT
Extended Forecast for

Florence SD

  • Overnight

    Overnight: Mostly clear, with a low around 60. Light south southeast wind.

    Low: 60 °F

    Mostly Clear

  • Sunday

    Sunday: Partly sunny, with a high near 77. North northeast wind 6 to 11 mph.

    High: 77 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 49. North wind 9 to 13 mph, with gusts as high as 21 mph.

    Low: 49 °F

    Mostly Cloudy

  • Columbus Day

    Columbus Day: A chance of showers, mainly between 11am and 2pm. Mostly cloudy, with a high near 67. North northeast wind around 11 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.

    High: 67 °F

    Chance
    Showers

  • Monday Night

    Monday Night: A chance of sprinkles before 7pm. Mostly cloudy, with a low around 43. Northwest wind 10 to 13 mph, with gusts as high as 21 mph.

    Low: 43 °F

    Chance
    Sprinkles

  • Tuesday

    Tuesday: Partly sunny, with a high near 59. North northwest wind around 10 mph.

    High: 59 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 39. North wind 5 to 7 mph.

    Low: 39 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 60. North northeast wind 5 to 9 mph.

    High: 60 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A chance of showers, mainly after 1am. Partly cloudy, with a low around 41. East wind around 7 mph. Chance of precipitation is 30%.

    Low: 41 °F

    Chance
    Showers

Detailed Forecast

Overnight
Mostly clear, with a low around 60. Light south southeast wind.
Sunday
Partly sunny, with a high near 77. North northeast wind 6 to 11 mph.
Sunday Night
Mostly cloudy, with a low around 49. North wind 9 to 13 mph, with gusts as high as 21 mph.
Columbus Day
A chance of showers, mainly between 11am and 2pm. Mostly cloudy, with a high near 67. North northeast wind around 11 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.
Monday Night
A chance of sprinkles before 7pm. Mostly cloudy, with a low around 43. Northwest wind 10 to 13 mph, with gusts as high as 21 mph.
Tuesday
Partly sunny, with a high near 59. North northwest wind around 10 mph.
Tuesday Night
Partly cloudy, with a low around 39. North wind 5 to 7 mph.
Wednesday
Mostly sunny, with a high near 60. North northeast wind 5 to 9 mph.
Wednesday Night
A chance of showers, mainly after 1am. Partly cloudy, with a low around 41. East wind around 7 mph. Chance of precipitation is 30%.
Thursday
A chance of showers. Mostly cloudy, with a high near 57. Chance of precipitation is 50%.
Thursday Night
A slight chance of showers. Mostly cloudy, with a low around 37. Chance of precipitation is 20%.
Friday
Partly sunny, with a high near 52. Breezy.
Friday Night
Mostly clear, with a low around 32.
Saturday
Sunny, with a high near 55.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Florence SD
 45.06°N 97.33°W (Elev. 1759 ft)
Last Update:
2:21 am CDT Oct 11, 2026
Forecast Valid:
2am CDT Oct 11, 2026-6pm CDT Oct 17, 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