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MOBILE DEVICE? Turn sideways. Weather conditions directly above are near Lakefront. Top tabs refer to O'Hare (official).

Archives for the SPC Convective Outlook are updated daily (approximately) with a live map at the beginning of each article. Follow the link at the end of the article to check for current updates on the NOAA/NWS Storm Prediction Center website. Also, see Archives for Chicago's hourly weather data on CARDINAL NEWS Magazine.

Sunday, July 17, 2022

SPC Jul 17, 2022 Day 4-8 Severe Weather Outlook

Day 4-8 Outlook Day 4-8 Convective Outlook NWS Storm Prediction Center Norman OK 0343 AM CDT Sun Jul 17 2022 Valid 201200Z - 251200Z ...DISCUSSION... Medium-range model guidance is in general agreement in depicting a mid-level trough over the Great Lakes on Wednesday (day 4) and into the Northeast on Thursday (day 5). Convective coverage and intensity remain unclear in the Great Lakes/OH Valley on Wednesday. Models are showing a fairly moist/unstable boundary layer over the Northeast on Thursday coincident with the mid-level trough passage. By the latter part of the extended period, the mid-level ridge will encompass a large part of the southern CONUS with low-amplitude flow to the north. Read more CHECK UPDATE ZOOM GRAPHIC
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