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Slight Risk for Excessive Rainfall and Severe Thunderstorms Thursday

Additional rounds of thunderstorms are expected Thursday and Thursday night across Oklahoma and north Texas, with risks for both large hail and flash flooding. Strong winds may accompany any storms from east Texas northeast through the lower Great Lakes. Read More >

Overview

A large upper level storm system tracked across eastern Iowa, northwest Illinois, and northeast Missouri Thursday night and Friday morning.  This system brought a long duration snow event to the region, with totals mainly between 2 and 6 inches of snow.  This was also the most snow to ever fall on Halloween for much of the forecast area. For more, see our Halloween Climatology Page.

Official NWS Obs:

Moline: 4.7"

Davenport: 4.5"

Dubuque: 6.0"

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Surface Map 06z 10/31
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