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

2 Miles NNW Center NE

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

Click here for hazard details and duration

Heat Advisory

Overnight
Low: 73 °F
Slight Chance
T-storms
Saturday
High: 98 °F
Slight Chance
T-storms then
Sunny
Saturday Night
Low: 74 °F
Mostly Cloudy
Sunday
High: 96 °F
Slight Chance
T-storms
Sunday Night
Low: 70 °F
Chance
T-storms
Monday
High: 94 °F
Sunny
Monday Night
Low: 67 °F
Slight Chance
T-storms
Tuesday
High: 89 °F
Mostly Sunny
Tuesday Night
Low: 65 °F
Partly Cloudy

Detailed Forecast

Overnight

A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 73. South wind around 8 mph.

Saturday

A 10 percent chance of showers and thunderstorms before 7am. Mostly cloudy, then gradually becoming sunny and hot, with a high near 98. Heat index values as high as 108. South southeast wind 8 to 15 mph, with gusts as high as 22 mph.

Saturday Night

Mostly cloudy, with a low around 74. South southeast wind 11 to 14 mph, with gusts as high as 21 mph.

Sunday

A slight chance of showers and thunderstorms before 7am, then a slight chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 96. South wind 10 to 14 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.

Sunday Night

A 30 percent chance of showers and thunderstorms, mainly before 1am. Partly cloudy, with a low around 70. South wind 6 to 11 mph, with gusts as high as 16 mph. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Monday

Sunny, with a high near 94. West southwest wind 6 to 8 mph becoming northeast in the afternoon.

Monday Night

A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 67. East southeast wind 5 to 7 mph becoming light and variable after midnight.

Tuesday

Mostly sunny, with a high near 89. East northeast wind 3 to 8 mph.

Tuesday Night

Partly cloudy, with a low around 65. East wind 3 to 8 mph.

Wednesday

Sunny, with a high near 88. East southeast wind 3 to 8 mph.

Wednesday Night

Mostly clear, with a low around 63. East southeast wind 6 to 9 mph.

Thursday

Sunny, with a high near 90. South southeast wind 6 to 10 mph.

Thursday Night

A slight chance of showers and thunderstorms. Mostly clear, with a low around 65. South southeast wind 7 to 10 mph.