Lala Impacting Hawaii; Severe Thunderstorm and Flash Flooding Risks; Excessive Heat

Areas of gusty winds, heavy rain leading to flash flooding, and high surf continue across portions of Hawaii as Tropical Storm Lala continues to move away from the islands. Severe thunderstorm, heavy rainfall, and flash flooding threats continue from the Midwest to the Mid-Atlantic and across the central High Plains. Record heat continues for areas of the central/southern Plain into the Southeast Read More >

Hazardous Weather Conditions

Current conditions at

Watertown, Watertown Municipal Airport (KATY)

Lat: 44.9°NLon: 97.15°WElev: 1745ft.

Fair

54°F

12°C

Humidity 93%
Wind Speed S 3 mph
Barometer 30.11 in (1019.1 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 17 Aug 3:53 am CDT
Extended Forecast for

Naples SD

  • Today

    Today: A slight chance of showers and thunderstorms before 3pm, then a slight chance of showers and thunderstorms after 4pm.  Mostly sunny, with a high near 81. South southwest wind 6 to 15 mph.  Chance of precipitation is 20%.

    High: 81 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Tonight

    Tonight: A slight chance of showers and thunderstorms before 3am, then a slight chance of showers between 3am and 4am, then a chance of showers and thunderstorms after 4am.  Patchy fog after 11pm.  Otherwise, partly cloudy, with a low around 60. West northwest wind 5 to 9 mph becoming light and variable  after midnight.  Chance of precipitation is 30%.

    Low: 60 °F

    Chance
    Showers and
    Patchy Fog

  • Tuesday

    Tuesday: A chance of showers and thunderstorms, mainly after 5pm.  Partly sunny, with a high near 77. East northeast wind 5 to 8 mph becoming north in the afternoon.  Chance of precipitation is 50%.

    High: 77 °F

    Chance
    Showers

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms before 7pm.  Partly cloudy, with a low around 56. North wind 5 to 7 mph becoming east southeast after midnight.  Chance of precipitation is 30%.

    Low: 56 °F

    Chance
    Showers then
    Partly Cloudy

  • Wednesday

    Wednesday: A chance of showers and thunderstorms after 1pm.  Mostly sunny, with a high near 77. East southeast wind around 6 mph becoming southwest in the afternoon.  Chance of precipitation is 30%.

    High: 77 °F

    Mostly Sunny
    then Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A chance of thunderstorms before 7pm.  Partly cloudy, with a low around 57. South southeast wind around 6 mph.  Chance of precipitation is 30%.

    Low: 57 °F

    Chance
    T-storms then
    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 80. South wind 6 to 13 mph.

    High: 80 °F

    Sunny

  • Thursday Night

    Thursday Night: A slight chance of showers before 1am.  Mostly clear, with a low around 61. South southwest wind around 9 mph.  Chance of precipitation is 20%.

    Low: 61 °F

    Slight Chance
    Showers

  • Friday

    Friday: Mostly sunny, with a high near 82. South southwest wind 7 to 11 mph becoming northwest in the afternoon. Winds could gust as high as 20 mph.

    High: 82 °F

    Mostly Sunny

Detailed Forecast

Today
A slight chance of showers and thunderstorms before 3pm, then a slight chance of showers and thunderstorms after 4pm. Mostly sunny, with a high near 81. South southwest wind 6 to 15 mph. Chance of precipitation is 20%.
Tonight
A slight chance of showers and thunderstorms before 3am, then a slight chance of showers between 3am and 4am, then a chance of showers and thunderstorms after 4am. Patchy fog after 11pm. Otherwise, partly cloudy, with a low around 60. West northwest wind 5 to 9 mph becoming light and variable after midnight. Chance of precipitation is 30%.
Tuesday
A chance of showers and thunderstorms, mainly after 5pm. Partly sunny, with a high near 77. East northeast wind 5 to 8 mph becoming north in the afternoon. Chance of precipitation is 50%.
Tuesday Night
A chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 56. North wind 5 to 7 mph becoming east southeast after midnight. Chance of precipitation is 30%.
Wednesday
A chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 77. East southeast wind around 6 mph becoming southwest in the afternoon. Chance of precipitation is 30%.
Wednesday Night
A chance of thunderstorms before 7pm. Partly cloudy, with a low around 57. South southeast wind around 6 mph. Chance of precipitation is 30%.
Thursday
Sunny, with a high near 80. South wind 6 to 13 mph.
Thursday Night
A slight chance of showers before 1am. Mostly clear, with a low around 61. South southwest wind around 9 mph. Chance of precipitation is 20%.
Friday
Mostly sunny, with a high near 82. South southwest wind 7 to 11 mph becoming northwest in the afternoon. Winds could gust as high as 20 mph.
Friday Night
Mostly clear, with a low around 59.
Saturday
Sunny, with a high near 79.
Saturday Night
Partly cloudy, with a low around 58.
Sunday
A slight chance of showers and thunderstorms. Partly sunny, with a high near 78. Chance of precipitation is 20%.
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ABOUT THIS FORECAST

 
Point Forecast:
Naples SD
 44.77°N 97.5°W (Elev. 1742 ft)
4:37 am CDT Aug 17, 2026
4am CDT Aug 17, 2026-6pm CDT Aug 23, 2026
 
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Additional Resources

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