Widespread Showers in the Eastern US; Severe Thunderstorms in the Plains; Heatwave in the Desert Southwest

Widespread showers and thunderstorms across much of the central and eastern U.S. will produce areas of excessive rainfall, especially in the southern Mid-Atlantic states. Scattered severe thunderstorms are expected from Montana into portions of the central/southern Plains this weekend. A heatwave will build in the Desert Southwest, in parts of Arizona, southeastern California, and southern Nevada. 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

90°F

32°C

Humidity	48%
Wind Speed	Vrbl 3 mph
Barometer	29.93 in (1013.6 mb)
Dewpoint	68°F (20°C)
Visibility	10.00 mi
Heat Index	94°F (34°C)
Last update	14 Jun 5:56 pm CDT

More Information:

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

Extended Forecast for

Santee NE

Tonight
Low: 70 °F
Chance
T-storms
Sunday
High: 90 °F
Slight Chance
T-storms
Sunday Night
Low: 68 °F
Chance
T-storms
Monday
High: 90 °F
Slight Chance
T-storms then
Chance
Showers
Monday Night
Low: 66 °F
T-storms
Likely
Tuesday
High: 79 °F
T-storms
Likely
Tuesday Night
Low: 62 °F
T-storms
Likely then
Showers
Likely
Wednesday
High: 78 °F
Chance
T-storms
Wednesday Night
Low: 59 °F
Mostly Clear

Detailed Forecast

Tonight

A 40 percent chance of showers and thunderstorms, mainly after 8pm. Mostly cloudy, with a low around 70. South southeast wind 6 to 10 mph, with gusts as high as 16 mph.

Sunday

A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 90. South wind 6 to 9 mph, with gusts as high as 16 mph.

Sunday Night

A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 68. Southeast wind around 7 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Monday

A slight chance of thunderstorms before 1pm, then a chance of showers between 1pm and 4pm, then a chance of showers and thunderstorms after 4pm. Partly sunny, with a high near 90. South wind 6 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Monday Night

Showers likely and possibly a thunderstorm before 10pm, then showers and thunderstorms likely after 10pm. Mostly cloudy, with a low around 66. South wind 6 to 9 mph. Chance of precipitation is 70%. New rainfall amounts between three quarters and one inch possible.

Tuesday

A chance of showers and thunderstorms before 1pm, then showers likely and possibly a thunderstorm between 1pm and 4pm, then showers and thunderstorms likely after 4pm. Mostly cloudy, with a high near 79. West northwest wind 6 to 9 mph becoming east northeast in the morning. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

Tuesday Night

Showers and thunderstorms likely before 7pm, then showers likely and possibly a thunderstorm between 7pm and 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 62. North wind 6 to 8 mph. Chance of precipitation is 60%.

Wednesday

A chance of showers and thunderstorms, mainly before 1pm. Mostly sunny, with a high near 78. North northwest wind 7 to 9 mph, with gusts as high as 16 mph.

Wednesday Night

Mostly clear, with a low around 59. Northwest wind 5 to 8 mph becoming west southwest after midnight.

Juneteenth

Sunny, with a high near 87. South wind 6 to 11 mph, with gusts as high as 18 mph.

Thursday Night

A chance of showers and thunderstorms. Partly cloudy, with a low around 67. Southeast wind around 11 mph, with gusts as high as 20 mph.

Friday

Sunny, with a high near 93. South wind 11 to 16 mph, with gusts as high as 25 mph.

Friday Night

Mostly clear, with a low around 70. South wind around 14 mph, with gusts as high as 23 mph.

Saturday

Sunny, with a high near 93. South wind 11 to 15 mph, with gusts as high as 23 mph.