Flooding Risks from Tropical Moisture Across the Intermountain West and East Coast

Tropical moisture from Isaias and Rachel will impact portions of the Intermountain West and East Coast states. Flooding, gusty winds and even a threat for severe thunderstorms and tornadoes are possible. Meanwhile, record warmth will spread northward across the Mississippi Valley the next few days. Looking for snow, the first winter storm of the season is underway across the northern Rockies. Read More >

Current conditions at

Watertown, Watertown Municipal Airport (KATY)

Lat: 44.9°NLon: 97.15°WElev: 1745ft.

Fair

66°F

19°C

Humidity 63%
Wind Speed S 6 mph
Barometer 29.72 in (1005.7 mb)
Dewpoint 53°F (12°C)
Visibility 10.00 mi
Last update 11 Oct 9:53 am CDT
Extended Forecast for

Wallace SD

  • Today

    Today: Partly sunny, with a high near 76. North northeast wind 5 to 10 mph.

    High: 76 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 49. North wind 9 to 11 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 66. North northeast wind around 11 mph, with gusts as high as 20 mph.  Chance of precipitation is 30%.

    High: 66 °F

    Chance
    Showers

  • Monday Night

    Monday Night: A chance of sprinkles before 7pm.  Partly cloudy during the early evening, then becoming cloudy, with a low around 43. Northwest wind around 11 mph, with gusts as high as 21 mph.

    Low: 43 °F

    Chance
    Sprinkles

  • Tuesday

    Tuesday: Partly sunny, with a high near 58. North northwest wind around 9 mph.

    High: 58 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 40. North wind around 6 mph.

    Low: 40 °F

    Partly Cloudy

  • Wednesday

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

    High: 60 °F

    Sunny

  • Wednesday Night

    Wednesday Night: A chance of showers, mainly after 1am.  Partly cloudy, with a low around 41. East wind around 6 mph.  Chance of precipitation is 40%.

    Low: 41 °F

    Chance
    Showers

  • Thursday

    Thursday: A chance of showers.  Mostly cloudy, with a high near 57. East wind 7 to 15 mph becoming northwest in the afternoon. Winds could gust as high as 26 mph.  Chance of precipitation is 50%.

    High: 57 °F

    Chance
    Showers

Detailed Forecast

Today
Partly sunny, with a high near 76. North northeast wind 5 to 10 mph.
Tonight
Mostly cloudy, with a low around 49. North wind 9 to 11 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 66. 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. Partly cloudy during the early evening, then becoming cloudy, with a low around 43. Northwest wind around 11 mph, with gusts as high as 21 mph.
Tuesday
Partly sunny, with a high near 58. North northwest wind around 9 mph.
Tuesday Night
Partly cloudy, with a low around 40. North wind around 6 mph.
Wednesday
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 6 mph. Chance of precipitation is 40%.
Thursday
A chance of showers. Mostly cloudy, with a high near 57. East wind 7 to 15 mph becoming northwest in the afternoon. Winds could gust as high as 26 mph. Chance of precipitation is 50%.
Thursday Night
A slight chance of showers. Mostly cloudy, with a low around 38. Chance of precipitation is 20%.
Friday
Partly sunny, with a high near 51. Breezy.
Friday Night
Widespread frost. Otherwise, mostly clear, with a low around 32.
Saturday
Widespread frost. Otherwise, sunny, with a high near 55.
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ABOUT THIS FORECAST

 
Point Forecast:
Wallace SD
 45.07°N 97.48°W (Elev. 1814 ft)
9:21 am CDT Oct 11, 2026
10am CDT Oct 11, 2026-6pm CDT Oct 17, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database