Friday, October 13, 2017

Heavy Rain Likely this Weekend

In the previous post you read about the potential for heavy rain this weekend, and that is now looking more and more likely.

Rain will begin to move in late Friday afternoon and evening, but generally only about a quarter of an inch will fall. But the heavy rain threat really ramps up Saturday afternoon and evening. In general, 1.50"-2.50" of rain will fall, but in the stronger storms over 3" is more than possible. The available moisture in the atmosphere this weekend, is about 200% above what's typically found.

 There is a threat for strong to potentially severe storms. For northern Illinois and southern Wisconsin, a marginal severe weather outlook is in place. But, near the Quad Cities and southwest of that is where the 'slight' outlook, or higher potential for severe storms is. Heavy rain, strong winds, and hail will be possible in storms Saturday afternoon and evening. Even though we are in the middle of October, severe weather is still possible!

Once the secondary cold front passes early Sunday morning, the threat for rain will end. We'll even notice some sunshine late Sunday afternoon. But it will be windy and feeling much cooler! Temperatures go from the low 70's Saturday to the low to mid 50's Sunday.


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