Heavy Rainfall and Severe Thunderstorm Threats for the Plains and Southeast

A frontal boundary extending from the western High Plains to the Southeast will focus additional showers and thunderstorms this weekend. Some of these storms may become severe, alongside frequent lightning, and isolated instances of flash flooding. Meanwhile dry conditions will continue for the Great Basin where fire weather concerns linger. For the mid-Atlantic and Northeast, seasonable weather. 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

62°F

17°C

Humidity	90%
Wind Speed	S 16 G 26 mph
Barometer	30.06 in (1017.4 mb)
Dewpoint	59°F (15°C)
Visibility	7.00 mi
Last update	3 Aug 3:53 am CDT

More Information:

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

Extended Forecast for

Hayti SD

Overnight
Low: 61 °F
Chance
T-storms
Sunday
High: 72 °F
Showers
Likely then
Slight Chance
T-storms
Sunday Night
Low: 60 °F
Chance
T-storms
Monday
High: 77 °F
Chance
T-storms
Monday Night
Low: 62 °F
Slight Chance
T-storms
Tuesday
High: 80 °F
Mostly Sunny
Tuesday Night
Low: 65 °F
Chance
T-storms then
Showers
Likely
Wednesday
High: 84 °F
Slight Chance
T-storms
Wednesday Night
Low: 67 °F
Slight Chance
Showers then
Slight Chance
T-storms

Detailed Forecast

Overnight

A chance of showers and thunderstorms. Areas of smoke. Mostly cloudy, with a low around 61. South southeast wind around 11 mph. Chance of precipitation is 50%.

Sunday

Showers and thunderstorms likely, mainly before 8am. Patchy smoke between 10am and 4pm. Cloudy, with a high near 72. South wind 13 to 15 mph, with gusts as high as 24 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Sunday Night

A chance of showers and thunderstorms, mainly after 5am. Mostly cloudy, with a low around 60. South wind 9 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.

Monday

A chance of showers and thunderstorms, mainly after 2pm. Mostly cloudy, with a high near 77. South wind 8 to 11 mph. Chance of precipitation is 30%.

Monday Night

A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 62. South southeast wind around 10 mph. Chance of precipitation is 20%.

Tuesday

Mostly sunny, with a high near 80. South southeast wind 10 to 18 mph, with gusts as high as 28 mph.

Tuesday Night

A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 65. South southeast wind 14 to 17 mph, with gusts as high as 28 mph. Chance of precipitation is 60%.

Wednesday

A slight chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 84. South wind 11 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 20%.

Wednesday Night

A slight chance of showers, with thunderstorms also possible after 1am. Mostly clear, with a low around 67. South southeast wind 7 to 9 mph. Chance of precipitation is 20%.

Thursday

Mostly sunny, with a high near 86.

Thursday Night

A slight chance of showers and thunderstorms. Partly cloudy, with a low around 69. Chance of precipitation is 20%.

Friday

Mostly sunny, with a high near 88.

Friday Night

A chance of showers and thunderstorms. Partly cloudy, with a low around 67. Chance of precipitation is 30%.

Saturday

A slight chance of showers and thunderstorms. Partly sunny, with a high near 82. Chance of precipitation is 20%.