Wednesday, June 11, 2008

Next Severe Scenario


Widespread thunderstorms are rumbling west of the Mississippi River today. The majority of this activity is going to stay well away from us until Thursday. Our next severe weather scenario is setting up for Thursday afternoon and Thursday evening. SPC has already placed us under a slight risk for severe weather, but have hinted at the possibility of being upgraded to a moderate risk. I expect the strongest storms to move through the heart of our viewing area between 3pm - 10pm. The storms will likely form a long squall line. Anytime this characteristic occurs the primary severe weather concern becomes a wind event. As the leading edge of these line(s) plow through the winds could gust as high as 60 mph.

What will make many more headlines is the potential rainfall totals with this rainmaker. Typically this wouldn't be on the front page, but with Iowa and Wisconsin experiencing record flooding this is exactly what the area does not need. Even here across the Stateline the ground is completely saturated. This means that any additional rainfall will basically just runoff and cause some flash flooding problems. River levels are rising as I type, and are likely to get worse after this strong storm passes by. -ADAM

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