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

Hazardous Weather Outlook

Current conditions at

Yankton, Chan Gurney Municipal Airport (KYKN)

Lat: 42.92°NLon: 97.38°WElev: 1306ft.

Fog

71°F

22°C

Humidity	100%
Wind Speed	Calm
Barometer	30.15 in (1021.0 mb)
Dewpoint	71°F (22°C)
Visibility	0.25 mi
Last update	20 Aug 3:56 am CDT

More Information:

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

Extended Forecast for

3 Miles S Yankton SD

Today
High: 89 °F
Patchy Fog
then Sunny
Tonight
Low: 66 °F
Mostly Clear
Thursday
High: 90 °F
Sunny
Thursday Night
Low: 67 °F
Mostly Clear
then Chance
T-storms
Friday
High: 82 °F
Chance
T-storms then
Chance
Showers
Friday Night
Low: 57 °F
Partly Cloudy
Saturday
High: 77 °F
Sunny
Saturday Night
Low: 52 °F
Mostly Clear
Sunday
High: 73 °F
Sunny

Detailed Forecast

Today

Patchy fog between 7am and 9am. Otherwise, sunny, with a high near 89. Calm wind becoming east around 6 mph in the afternoon.

Tonight

Mostly clear, with a low around 66. East wind around 7 mph.

Thursday

Sunny, with a high near 90. South southeast wind 6 to 10 mph, with gusts as high as 16 mph.

Thursday Night

A 30 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 67. South wind 6 to 10 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Friday

A 40 percent chance of showers and thunderstorms, mainly before 1pm. Partly sunny, with a high near 82. Southeast wind 6 to 10 mph becoming north in the afternoon. Winds could gust as high as 17 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Friday Night

Partly cloudy, with a low around 57. North northwest wind 3 to 8 mph.

Saturday

Sunny, with a high near 77. North northwest wind 5 to 11 mph, with gusts as high as 20 mph.

Saturday Night

Mostly clear, with a low around 52. North northwest wind 5 to 9 mph becoming calm in the evening.

Sunday

Sunny, with a high near 73. Light northwest wind becoming north northwest 5 to 10 mph in the morning. Winds could gust as high as 17 mph.

Sunday Night

Mostly clear, with a low around 47. North wind 5 to 9 mph becoming calm in the evening.

Monday

Mostly sunny, with a high near 72. Calm wind becoming north 5 to 7 mph in the morning.