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

Severe Thunderstorms and Heavy Rain from the Southern Plains to the Ohio Valley; Wintry Mix in the Northeast

Numerous showers and thunderstorms, some severe, are expected from the southern Plains to the Ohio Valley. The repeating nature of some showers and thunderstorms may lead to isolated flash flooding across the Ohio Valley. An area of freezing rain, with some snow on the northern edge, will cause hazardous travel conditions over portions of New England. Read More >

Hazardous Weather Conditions

Current conditions at

Watertown, Watertown Municipal Airport (KATY)

Lat: 44.9°NLon: 97.15°WElev: 1745ft.

Freezing Fog

31°F

-1°C

Humidity 96%
Wind Speed S 10 mph
Barometer 30.07 in (1019.9 mb)
Dewpoint 30°F (-1°C)
Visibility 0.25 mi
Wind Chill22°F (-6°C)
Last update 4 Mar 4:53 am CST
Extended Forecast for

Naples SD

Dense Fog Advisory March 4, 05:46am until March 4, 07:00am
Click here for hazard details and duration
...
  •  
    Dense Fog Advisory March 4, 05:46am until March 4, 07:00am

    NOW until 7:00am Wed

    Dense Fog Advisory

  • Today

    High: 54 °F

    Areas Dense
    Freezing Fog
    and Areas Fog
    then Sunny

  • Tonight

    Tonight: Patchy fog after 4am. Otherwise, partly cloudy, with a low around 33. South southeast wind 8 to 13 mph.

    Low: 33 °F

    Partly Cloudy
    then Patchy
    Fog

  • Thursday

    Thursday: Patchy fog before 10am. Otherwise, partly sunny, with a high near 59. Breezy, with a south southeast wind 13 to 22 mph, with gusts as high as 31 mph.

    High: 59 °F

    Breezy.
    Patchy Fog
    then Mostly
    Cloudy

  • Thursday Night

    Thursday Night: A chance of rain. Mostly cloudy, with a low around 32. South southeast wind around 15 mph becoming north after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 50%.

    Low: 32 °F

    Chance Rain

  • Friday

    Friday: Rain likely before 3pm, then rain and snow likely. Mostly cloudy, with a high near 41. Breezy, with a north wind 14 to 22 mph, with gusts as high as 31 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 41 °F

    Breezy. Rain
    Likely then
    Rain/Snow
    Likely

  • Friday Night

    Friday Night: A chance of snow before midnight. Mostly cloudy, with a low around 20. Northwest wind 10 to 18 mph, with gusts as high as 26 mph. Chance of precipitation is 30%.

    Low: 20 °F

    Chance Snow
    then Partly
    Cloudy

  • Saturday

    Saturday: Sunny, with a high near 43. Breezy, with a west northwest wind 10 to 20 mph becoming southwest in the afternoon. Winds could gust as high as 29 mph.

    High: 43 °F

    Sunny then
    Mostly Sunny
    and Breezy

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 33. Southwest wind 15 to 17 mph, with gusts as high as 26 mph.

    Low: 33 °F

    Mostly Cloudy

Detailed Forecast

Today
Areas of fog between 8am and 10am. Areas of dense freezing fog before 8am. Otherwise, mostly sunny, with a high near 54. South southwest wind 8 to 15 mph, with gusts as high as 23 mph.
Tonight
Patchy fog after 4am. Otherwise, partly cloudy, with a low around 33. South southeast wind 8 to 13 mph.
Thursday
Patchy fog before 10am. Otherwise, partly sunny, with a high near 59. Breezy, with a south southeast wind 13 to 22 mph, with gusts as high as 31 mph.
Thursday Night
A chance of rain. Mostly cloudy, with a low around 32. South southeast wind around 15 mph becoming north after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 50%.
Friday
Rain likely before 3pm, then rain and snow likely. Mostly cloudy, with a high near 41. Breezy, with a north wind 14 to 22 mph, with gusts as high as 31 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Friday Night
A chance of snow before midnight. Mostly cloudy, with a low around 20. Northwest wind 10 to 18 mph, with gusts as high as 26 mph. Chance of precipitation is 30%.
Saturday
Sunny, with a high near 43. Breezy, with a west northwest wind 10 to 20 mph becoming southwest in the afternoon. Winds could gust as high as 29 mph.
Saturday Night
Mostly cloudy, with a low around 33. Southwest wind 15 to 17 mph, with gusts as high as 26 mph.
Sunday
Mostly sunny, with a high near 53. Breezy, with a west southwest wind 14 to 20 mph, with gusts as high as 28 mph.
Sunday Night
Partly cloudy, with a low around 37.
Monday
Mostly sunny, with a high near 58.
Monday Night
A slight chance of rain and snow. Partly cloudy, with a low around 28. Chance of precipitation is 20%.
Tuesday
A chance of snow. Mostly cloudy, with a high near 38. Breezy. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Naples SD
 44.77°N 97.5°W (Elev. 1742 ft)
Last Update:
5:36 am CST Mar 4, 2026
Forecast Valid:
5am CST Mar 4, 2026-6pm CDT Mar 10, 2026
 
Forecast Discussion
 
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Additional Resources

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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