Arctic Air Mass Lingers for Areas of the East; Critical Fire Weather for the Plains; Active Weather Pattern for Hawaii

Arctic air lingers for the east, however, winds will slowly subside and a slow moderating trend starts during the week. Moisture continues to provide rainfall and higher elevation snow for the Pacific Northwest, northern California and northern Rockies through Monday. For the State of Hawaii, dangerous surf conditions with strong winds and heavy rainfall will impact the islands through Monday. Read More >

Current conditions at

Watertown, Watertown Municipal Airport (KATY)

Lat: 44.9°NLon: 97.15°WElev: 1745ft.

A Few Clouds

33°F

1°C

Humidity 85%
Wind Speed SE 10 mph
Barometer 29.92 in (1014.5 mb)
Dewpoint 29°F (-2°C)
Visibility 10.00 mi
Wind Chill25°F (-4°C)
Last update 9 Feb 1:53 am CST
Extended Forecast for

6 Miles WSW Watertown SD

  • Overnight

    Overnight: Mostly cloudy, with a low around 31. Southeast wind 5 to 7 mph.

    Low: 31 °F

    Mostly Cloudy

  • Monday

    Monday: A chance of sprinkles after 5pm.  Mostly cloudy, with a high near 45. East southeast wind 5 to 11 mph becoming north in the afternoon. Winds could gust as high as 20 mph.

    High: 45 °F

    Chance
    Sprinkles

  • Monday Night

    Monday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 27. West northwest wind around 10 mph.

    Low: 27 °F

    Decreasing
    Clouds

  • Tuesday

    Tuesday: Sunny, with a high near 40. Northwest wind 8 to 14 mph.

    High: 40 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 23. Northwest wind around 6 mph becoming light and variable.

    Low: 23 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 43. South southeast wind 5 to 10 mph.

    High: 43 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A slight chance of rain before midnight, then a chance of rain and snow between midnight and 3am, then a chance of snow after 3am.  Cloudy, with a low around 30. Southeast wind 8 to 10 mph.  Chance of precipitation is 40%.

    Low: 30 °F

    Slight Chance
    Rain then
    Chance
    Rain/Snow

  • Thursday

    Thursday: A chance of snow, mainly before noon.  Partly sunny, with a high near 42. Southeast wind 8 to 10 mph.  Chance of precipitation is 30%.

    High: 42 °F

    Chance Snow

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 26. East wind around 7 mph becoming south southeast after midnight.

    Low: 26 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 31. Southeast wind 5 to 7 mph.
Monday
A chance of sprinkles after 5pm. Mostly cloudy, with a high near 45. East southeast wind 5 to 11 mph becoming north in the afternoon. Winds could gust as high as 20 mph.
Monday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 27. West northwest wind around 10 mph.
Tuesday
Sunny, with a high near 40. Northwest wind 8 to 14 mph.
Tuesday Night
Mostly clear, with a low around 23. Northwest wind around 6 mph becoming light and variable.
Wednesday
Mostly sunny, with a high near 43. South southeast wind 5 to 10 mph.
Wednesday Night
A slight chance of rain before midnight, then a chance of rain and snow between midnight and 3am, then a chance of snow after 3am. Cloudy, with a low around 30. Southeast wind 8 to 10 mph. Chance of precipitation is 40%.
Thursday
A chance of snow, mainly before noon. Partly sunny, with a high near 42. Southeast wind 8 to 10 mph. Chance of precipitation is 30%.
Thursday Night
Partly cloudy, with a low around 26. East wind around 7 mph becoming south southeast after midnight.
Friday
Mostly sunny, with a high near 42.
Friday Night
Partly cloudy, with a low around 28.
Saturday
Mostly sunny, with a high near 45.
Saturday Night
Partly cloudy, with a low around 27.
Sunday
Mostly sunny, with a high near 48.
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles WSW Watertown SD
 44.88°N 97.26°W (Elev. 1749 ft)
2:26 am CST Feb 9, 2026
2am CST Feb 9, 2026-6pm CST Feb 15, 2026
 
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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