Thunderstorms and Heavy Rains Across Portions of the Central and Eastern US; Heat Expands to Portions of the East

Widespread showers and thunderstorms, some severe, may produce heavy downpours and flash flooding across much of the eastern and central U.S. Dangerous heat will continue in the Pacific Northwest and expand across portions of the East. Deep tropical moisture and associated thunderstorms will bring heavy rainfall and localized flash flooding across portions of Florida into the central Gulf Coast. Read More >

Hazardous Weather Conditions

Current conditions at

Sioux City, Sioux Gateway Airport (KSUX)

Lat: 42.4°NLon: 96.38°WElev: 1099ft.

Fair

80°F

27°C

Humidity	76%
Wind Speed	SE 7 mph
Barometer	29.80 in (1008.2 mb)
Dewpoint	72°F (22°C)
Visibility	10.00 mi
Heat Index	84°F (29°C)
Last update	15 Jul 8:52 pm CDT

More Information:

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

Extended Forecast for

Whiting IA

Severe T-storm Watch until July 16, 03:00am

Click here for hazard details and duration

Severe T-storm Watch

Severe T-storm Watch until July 16, 03:00am
NOW until 3:00am Wed
Severe T-storm Watch
Tonight
Low: 67 °F
Severe
Thunderstorms
Wednesday
High: 78 °F
Chance
T-storms
Wednesday Night
Low: 55 °F
Slight Chance
T-storms
Thursday
High: 74 °F
Partly Sunny
Thursday Night
Low: 57 °F
Partly Cloudy
Friday
High: 81 °F
Slight Chance
Showers then
Slight Chance
T-storms
Friday Night
Low: 66 °F
Chance
T-storms
Saturday
High: 87 °F
Slight Chance
T-storms

Detailed Forecast

Tonight

Showers and thunderstorms, mainly before 3am. Some of the storms could be severe. Low around 67. Southeast wind 7 to 9 mph becoming west northwest after midnight. Winds could gust as high as 18 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

Wednesday

A chance of showers and thunderstorms before 2pm, then a slight chance of showers and thunderstorms after 4pm. Mostly cloudy, with a high near 78. North northwest wind 7 to 11 mph, with gusts as high as 17 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Wednesday Night

A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 55. North wind 9 to 13 mph, with gusts as high as 18 mph.

Thursday

Partly sunny, with a high near 74. East northeast wind around 9 mph.

Thursday Night

Partly cloudy, with a low around 57. East wind 5 to 8 mph.

Friday

A slight chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 81. South southeast wind 6 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.

Friday Night

A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 66. South southeast wind 6 to 10 mph, with gusts as high as 16 mph.

Saturday

A slight chance of showers and thunderstorms. Partly sunny, with a high near 87. South southeast wind 5 to 7 mph becoming northeast in the afternoon.

Saturday Night

A chance of showers and thunderstorms. Mostly cloudy, with a low around 65. Northeast wind 6 to 8 mph.

Sunday

A slight chance of showers and thunderstorms. Partly sunny, with a high near 83. East northeast wind 6 to 9 mph, with gusts as high as 17 mph.

Sunday Night

A chance of showers and thunderstorms. Mostly cloudy, with a low around 66. East wind 7 to 10 mph.

Monday

Mostly sunny, with a high near 86. South southeast wind 6 to 9 mph, with gusts as high as 16 mph.

Monday Night

A slight chance of showers and thunderstorms. Partly cloudy, with a low around 68. Southeast wind 6 to 9 mph.