Heavy Rain Expected Tonight and Friday Night with Flash Flooding Possible

Periods of rain & thunderstorms are expected into Saturday, with areas of heavy rain likely tonight and again Friday night. The heavy rains will bring a potential for flash flooding, as well as additional rises on area rivers & creeks. Monitor the latest river levels and rainfall forecasts here. Read More >

Hazardous Weather Conditions

Current conditions at

Yankton, Chan Gurney Municipal Airport (KYKN)

Lat: 42.92°NLon: 97.38°WElev: 1306ft.

Light Rain

67°F

19°C

Humidity	91%
Wind Speed	E 12 mph
Barometer	30.12 in (1020.8 mb)
Dewpoint	64°F (18°C)
Visibility	10.00 mi
Last update	20 Jun 9:56 pm CDT

More Information:

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

Extended Forecast for

3 Miles NE Viborg SD

Flood Watch June 20, 10:46pm until June 22, 07:00am

Click here for hazard details and duration

Flood Watch

Flood Watch June 20, 10:46pm until June 22, 07:00am
NOW until 7:00am Sat
Flood Watch
Tonight
Low: 68 °F
Heavy Rain
Friday
High: 88 °F
Chance
T-storms
Friday Night
Low: 69 °F
T-storms
Saturday
High: 82 °F
Showers
Likely then
Chance
T-storms
Saturday Night
Low: 63 °F
Mostly Clear
Sunday
High: 85 °F
Sunny
Sunday Night
Low: 66 °F
Mostly Clear
Monday
High: 93 °F
Sunny

Detailed Forecast

Tonight

Showers and thunderstorms, mainly before 4am. Some of the storms could produce heavy rainfall. Steady temperature around 68. East southeast wind 10 to 15 mph. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.

Friday

A 40 percent chance of showers and thunderstorms. Cloudy, then gradually becoming mostly sunny, with a high near 88. South wind 10 to 15 mph, with gusts as high as 25 mph.

Friday Night

Showers and thunderstorms likely, then showers and possibly a thunderstorm after 10pm. Low around 69. South wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New rainfall amounts between 1 and 2 inches possible.

Saturday

Showers likely and possibly a thunderstorm before 7am, then a chance of showers and thunderstorms between 7am and 1pm. Partly sunny, with a high near 82. South southwest wind 10 to 15 mph becoming northwest in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 60%.

Saturday Night

Mostly clear, with a low around 63. Northwest wind 5 to 10 mph.

Sunday

Sunny, with a high near 85. West northwest wind 5 to 10 mph.

Sunday Night

Mostly clear, with a low around 66.

Monday

Sunny, with a high near 93.

Monday Night

A 30 percent chance of showers and thunderstorms before 1am. Mostly clear, with a low around 70.

Tuesday

Sunny, with a high near 87.