Heavy to Excessive Rainfall and Flooding Threats in the Central and Eastern U.S.; Heat and Fire Weather Concerns in the West

Thunderstorms producing excessive rainfall and potential flooding concerns will continue through tonight from the Southern Plains to the East Coast. Areas of greatest concern for flooding are over central Texas and the Mid-Atlantic. Heat will continue to build across the West through Tuesday. Heat Advisories and Extreme Heat Warnings are in effect. Fire Weather concerns continue through Monday. Read More >

Current conditions at

Yankton, Chan Gurney Municipal Airport (KYKN)

Lat: 42.92°NLon: 97.38°WElev: 1306ft.

Fair

77°F

25°C

Humidity	82%
Wind Speed	SE 7 mph
Barometer	29.94 in (1014.0 mb)
Dewpoint	71°F (22°C)
Visibility	10.00 mi
Heat Index	79°F (26°C)
Last update	13 Jul 9:56 pm CDT

More Information:

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

Extended Forecast for

6 Miles WSW Yankton SD

Tonight
Low: 66 °F
Mostly Clear
Monday
High: 91 °F
Sunny
Monday Night
Low: 70 °F
Mostly Clear
Tuesday
High: 90 °F
Mostly Sunny
then Slight
Chance
T-storms
Tuesday Night
Low: 65 °F
Showers
Likely
Wednesday
High: 81 °F
Slight Chance
T-storms then
Chance
Showers
Wednesday Night
Low: 60 °F
Chance
T-storms
Thursday
High: 76 °F
Partly Sunny
Thursday Night
Low: 59 °F
Mostly Cloudy

Detailed Forecast

Tonight

Mostly clear, with a low around 66. South southwest wind 5 to 7 mph becoming north after midnight.

Monday

Sunny, with a high near 91. East southeast wind 5 to 11 mph, with gusts as high as 20 mph.

Monday Night

Mostly clear, with a low around 70. South wind around 11 mph, with gusts as high as 18 mph.

Tuesday

A slight chance of showers between 1pm and 4pm, then a slight chance of showers and thunderstorms after 4pm. Mostly sunny, with a high near 90. South wind 10 to 14 mph, with gusts as high as 23 mph. Chance of precipitation is 20%.

Tuesday Night

Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 65. South southeast wind 8 to 10 mph becoming north northwest after midnight. Winds could gust as high as 18 mph. Chance of precipitation is 60%. New rainfall amounts between a half and three quarters of an inch possible.

Wednesday

A slight chance of showers and thunderstorms, then a chance of showers after 10am. Partly sunny, with a high near 81. North wind 8 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Wednesday Night

A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 60. North wind around 10 mph, with gusts as high as 17 mph.

Thursday

Partly sunny, with a high near 76. North northeast wind around 10 mph, with gusts as high as 17 mph.

Thursday Night

Mostly cloudy, with a low around 59. East southeast wind 6 to 9 mph.

Friday

A slight chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 80. Southeast wind 7 to 11 mph, with gusts as high as 18 mph.

Friday Night

A chance of showers and thunderstorms. Mostly cloudy, with a low around 64. Southeast wind around 9 mph, with gusts as high as 16 mph.

Saturday

A chance of showers and thunderstorms. Partly sunny, with a high near 83. East wind 7 to 9 mph, with gusts as high as 16 mph.