Heavy Rainfall and Severe Thunderstorm Threats for the Plains and Southeast

A frontal boundary extending from the western High Plains to the Southeast will focus additional showers and thunderstorms this weekend. Some of these storms may become severe, alongside frequent lightning, and isolated instances of flash flooding. Meanwhile dry conditions will continue for the Great Basin where fire weather concerns linger. For the mid-Atlantic and Northeast, seasonable weather. 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.

Fair

69°F

21°C

Humidity	81%
Wind Speed	S 16 G 25 mph
Barometer	30.06 in (1018.5 mb)
Dewpoint	63°F (17°C)
Visibility	9.00 mi
Last update	3 Aug 11:56 am CDT

More Information:

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

Extended Forecast for

Center NESimilar City Names

This Afternoon
High: 77 °F
Cloudy and
Breezy
Tonight
Low: 63 °F
Chance
T-storms
Monday
High: 82 °F
Slight Chance
Showers then
Slight Chance
T-storms
Monday Night
Low: 64 °F
Mostly Clear
Tuesday
High: 85 °F
Mostly Sunny
then Sunny
and Breezy
Tuesday Night
Low: 68 °F
Chance
T-storms
Wednesday
High: 90 °F
Mostly Sunny
Wednesday Night
Low: 71 °F
Partly Cloudy
Thursday
High: 92 °F
Sunny

Detailed Forecast

This Afternoon

Cloudy, with a high near 77. Breezy, with a south wind 15 to 18 mph, with gusts as high as 28 mph.

Tonight

A chance of showers and thunderstorms before 3am, then a slight chance of showers and thunderstorms after 4am. Mostly cloudy, with a low around 63. South wind 8 to 14 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Monday

A slight chance of showers before 1pm, then a slight chance of showers and thunderstorms between 1pm and 2pm. Mostly sunny, with a high near 82. South wind 8 to 11 mph, with gusts as high as 17 mph. Chance of precipitation is 20%.

Monday Night

Mostly clear, with a low around 64. South southeast wind around 10 mph, with gusts as high as 16 mph.

Tuesday

Mostly sunny, with a high near 85. Breezy, with a south southeast wind 10 to 18 mph, with gusts as high as 25 mph.

Tuesday Night

A 30 percent chance of showers and thunderstorms, mainly after 1am. Partly cloudy, with a low around 68. South southeast wind 13 to 15 mph, with gusts as high as 23 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Wednesday

Mostly sunny, with a high near 90. South wind 11 to 13 mph, with gusts as high as 18 mph.

Wednesday Night

Partly cloudy, with a low around 71. South southeast wind 7 to 10 mph.

Thursday

Sunny, with a high near 92. South wind 7 to 13 mph.

Thursday Night

Mostly clear, with a low around 72. South southeast wind around 10 mph, with gusts as high as 17 mph.

Friday

Mostly sunny, with a high near 95. South wind 9 to 13 mph, with gusts as high as 20 mph.

Friday Night

A slight chance of showers and thunderstorms. Partly cloudy, with a low around 72. South southeast wind 8 to 10 mph, with gusts as high as 17 mph.