Severe Thunderstorm Watch and Flash Flood Watch
The National Weather Service in Sioux Falls has issued a Severe Thunderstorm Watch until 4am Sunday 6/23/13
The National Weather Service in Sioux Falls has issued a Flash Flood Watch until 7am Sunday 6/23/13.
Another round of active weather is expected today and tonight, with severe storms possible...Heavy rainfall rates of up to 2 to 4 inches per hour will be possible with the strongest storms, which will bring a high potential for flash flooding across much of the forecast area. Severe storms will also be possible, with hail to the size of golf-balls and 60 mph gusts this evening. Overnight, the main severe threat will be damaging wind gusts to 70 mph and small hail. (Via NWS Sioux Falls)