Severe Thunderstorm Warning until 10:15PM 
The National Weather Service in Sioux Falls has issued a
* Severe Thunderstorm Warning for... Northeastern Sioux County in northwestern Iowa...
* Until 1015 PM CDT
* At 940 PM CDT, a severe thunderstorm was located near Rock Valley, or near Sioux Center, moving northeast at 45 mph. HAZARD...70 mph wind gusts and quarter size hail. SOURCE...Radar indicated. IMPACT...Hail damage to vehicles is expected. Expect considerable tree damage. Wind damage is also likely to mobile homes, roofs, and outbuildings.
* This severe thunderstorm will be near, Hull around 955 PM CDT. Boyden around 1000 PM CDT. Matlock around 1005 PM CDT. A tornado watch remains in effect until 200 AM CDT for northwestern Iowa. HAIL...1.00IN WIND...70MPH
* AFFECTED AREAS: SIOUX
Instructions:
For your protection move to an interior room on the lowest floor of a building.
Address/Location
Sioux County Sheriff's Office
4363 Ironwood Ave., Ste 1
Orange City, IA 51250
Contact
Emergency: 9-1-1
Non-emergencies: 712-737-3307