Heavy Rain From the Central Plains to the Mid-Atlantic; Heat Wave Begins This Weekend

Strong to severe thunderstorms and heavy rain will impact portions of the central Plains into the Upper Midwest and the Mid-Atlantic through the weekend. A stretch of unusually hot and humid weather is expected across portions of the central U.S. and the Southeast beginning this weekend and continuing through next week. The heat may reach dangerous levels, particularly mid to late next week. Read More >

Hazardous Weather Conditions

Hazardous Weather Outlook

Current conditions at

Watertown, Watertown Municipal Airport (KATY)

Lat: 44.9°NLon: 97.15°WElev: 1745ft.

Light Rain Fog/Mist

70°F

21°C

Humidity	97%
Wind Speed	NE 3 mph
Barometer	29.93 in (1013.1 mb)
Dewpoint	69°F (21°C)
Visibility	6.00 mi
Last update	18 Jul 6:53 pm CDT

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

Waverly SD

Tonight
Low: 58 °F
Chance
T-storms then
Patchy Fog
Saturday
High: 71 °F
Patchy Fog
then Slight
Chance
Showers
Saturday Night
Low: 57 °F
Partly Cloudy
Sunday
High: 76 °F
Slight Chance
T-storms
Sunday Night
Low: 64 °F
Chance
T-storms
Monday
High: 82 °F
Chance
T-storms
Monday Night
Low: 67 °F
Chance
T-storms
Tuesday
High: 84 °F
Chance
Showers then
Chance
T-storms
Tuesday Night
Low: 65 °F
Chance
T-storms

Detailed Forecast

Tonight

A chance of showers and thunderstorms, mainly before 9pm. Patchy fog after 4am. Otherwise, mostly cloudy, with a low around 58. Calm wind becoming north 5 to 9 mph after midnight. Chance of precipitation is 30%.

Saturday

A slight chance of showers after 4pm. Patchy fog before 9am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 71. Northeast wind around 11 mph. Chance of precipitation is 20%.

Saturday Night

Partly cloudy, with a low around 57. East southeast wind 7 to 10 mph.

Sunday

A slight chance of showers and thunderstorms. Mostly sunny, with a high near 76. East southeast wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.

Sunday Night

A chance of showers and thunderstorms. Mostly cloudy, with a low around 64. East southeast wind 10 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 50%.

Monday

A chance of showers and thunderstorms, mainly before 1pm. Mostly cloudy, with a high near 82. South southeast wind 9 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.

Monday Night

A chance of showers and thunderstorms. Mostly cloudy, with a low around 67. Southeast wind 7 to 9 mph. Chance of precipitation is 50%.

Tuesday

A chance of showers and thunderstorms. Partly sunny, with a high near 84. Southeast wind 8 to 10 mph. Chance of precipitation is 30%.

Tuesday Night

A chance of showers and thunderstorms. Mostly cloudy, with a low around 65. East wind 8 to 10 mph becoming north northeast after midnight. Chance of precipitation is 50%.

Wednesday

A chance of showers and thunderstorms. Mostly sunny, with a high near 79. Chance of precipitation is 30%.

Wednesday Night

A chance of showers and thunderstorms. Mostly cloudy, with a low around 62. Chance of precipitation is 40%.

Thursday

A slight chance of showers and thunderstorms. Mostly sunny, with a high near 79. Chance of precipitation is 20%.

Thursday Night

A slight chance of showers and thunderstorms. Partly cloudy, with a low around 62. Chance of precipitation is 20%.

Friday

Mostly sunny, with a high near 83.