Damaging Winds and Flooding on August 9, 2025

Detailed information on the damaging winds and flooding that occurred during the early morning hours of August 9th and 10th, 2025. Read More >

Hazardous Weather Conditions

Current conditions at

Yankton, Chan Gurney Municipal Airport (KYKN)

Lat: 42.92°NLon: 97.38°WElev: 1306ft.

N/A

Humidity	NA
Wind Speed	NA
Barometer	NA
Dewpoint	N/A
Visibility	NA
Last update	* Not a current observation *

More Information:

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

Extended Forecast for

Wynot NE

Heat Advisory August 16, 11:49am until August 16, 08:00pm

Click here for hazard details and duration

Heat Advisory

Heat Advisory August 16, 11:49am until August 16, 08:00pm
NOW until 8:00pm Sat
Heat Advisory
Today
High: 94 °F
Slight Chance
Showers
Tonight
Low: 74 °F
Partly Cloudy
Sunday
High: 93 °F
Slight Chance
T-storms
Sunday Night
Low: 71 °F
Chance
T-storms
Monday
High: 91 °F
Slight Chance
T-storms then
Sunny
Monday Night
Low: 67 °F
Slight Chance
T-storms
Tuesday
High: 86 °F
Slight Chance
T-storms
Tuesday Night
Low: 64 °F
Partly Cloudy

Detailed Forecast

Today

A slight chance of showers between noon and 2pm. Mostly sunny, with a high near 94. Heat index values as high as 109. South wind 8 to 15 mph, with gusts as high as 23 mph. Chance of precipitation is 20%.

Tonight

Partly cloudy, with a low around 74. South southeast wind 11 to 13 mph, with gusts as high as 20 mph.

Sunday

A 20 percent chance of showers and thunderstorms. Mostly cloudy, then gradually becoming sunny, with a high near 93. South southeast wind 10 to 14 mph, with gusts as high as 22 mph.

Sunday Night

A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 71. South southwest wind 7 to 11 mph, with gusts as high as 20 mph. New rainfall amounts between a quarter and half of an inch possible.

Monday

A slight chance of thunderstorms before 7am. Sunny, with a high near 91. South southwest wind around 7 mph becoming north in the afternoon. Chance of precipitation is 10%.

Monday Night

A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 67. East wind around 6 mph becoming north after midnight.

Tuesday

A 20 percent chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 86. Northeast wind 6 to 8 mph.

Tuesday Night

Partly cloudy, with a low around 64. East wind 5 to 7 mph.

Wednesday

Sunny, with a high near 84. East wind 3 to 8 mph.

Wednesday Night

Mostly clear, with a low around 61. Southeast wind 6 to 8 mph.

Thursday

Sunny, with a high near 86. South southeast wind 6 to 10 mph.