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Weather conditions on bar directly above are near Lakefront. Tabs under Moon Phases refer to O'Hare (official).

Archives for SPC Convective outlook are updated daily with a live map a the beginning of the article. Touch or click map to get possible update, and follow link at end of article for referral to NOAA/NWS Storm Prediction Center. Archives for Chicago's hourly weather data were updated 24-48 hours after end of each day prior to Dec. 2020.

Thursday, January 6, 2022

SPC Jan 6, 2022 Day 4-8 Severe Weather Outlook

Day 4-8 Outlook Day 4-8 Convective Outlook NWS Storm Prediction Center Norman OK 0150 AM CST Thu Jan 06 2022 Valid 091200Z - 141200Z ...DISCUSSION... On Sunday/D4, a low-amplitude shortwave trough over the southern Plains will merge with a larger-scale trough which will amplify across the upper MS Valley and Great Lakes. A cold front will rapidly move toward the OH Valley, extending southwestward toward the TX Coast. Mid to upper 60s F dewpoints will initially support scattered thunderstorms from southeast TX eastward along the Gulf Coast, but the front is likely to undercut them quickly. A marginal risk for severe storms may eventually be needed for parts of the region. By Monday/D5, the cold front will quickly surge across most of the Southeast, with perhaps a brief period of shower potential over FL before winds quickly veer and cause drying. The relatively stable conditions will then persist over the eastern CONUS through the Thursday/D8 period due to high pressure in the wake of this large upper trough. Read more LIVE: spc.noaa.gov
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