Wednesday: Coolest temperatures in 19 days

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NOTE: This article is now an almanac of Wednesday’s weather. We have published a new forecast story for Thursday.

Wednesday began with extensive cloudiness in the wake of recent rains and fairly high humidity, but sunshine emerged during the afternoon and began to dry things out. 

The official high temperature at O’Hare only reached 76-degrees making it the coolest day since August 1, 20 days ago, and the second coolest high of the month so far.  

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Across the Lower 48, heat was still making headlines across the Plains and Western U.S. as the dome of heat which was responsible for our recent stretch of hot weather has retrograded while here in the Great Lakes and Northeast, steering winds are blowing in out of Canada.   

Wednesday Highs

90s and even some 100’s were common in the northern Plains, meantime an Autumnal 65-degree high occurred in Rochester, NY.  

Wednesday High Temperatures Departure from Normal

Well above normal readings dominated the northern Plains and Rockies while cooler than normal temperatures were common across the Great Lakes and Northeast.  

Wednesday Pollen Count

Are you sniffling? Runny nose, itchy eyes? All the major pollen counts registered high on Wednesday. Bad news for allergy sufferers.