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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.

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O'Hare International Airport KORD (Arlington Heights South)
Chicago Executive Airport KPWK (Arlington Heights North)

Thursday, January 1, 2026

SPC Jan 2, 2026 0100 UTC Day 1 Convective Outlook

LIVE MAP (ABOVE) ... SPC 0100Z Day 1 Outlook


Day 1 Convective Outlook
NWS Storm Prediction Center Norman OK
0625 PM CST Thu Jan 01 2026

Valid 020100Z - 021200Z

...NO THUNDERSTORM AREAS FORECAST...

...SUMMARY...
Thunderstorms are not forecast tonight.

...01z Update...

Upper low/short-wave trough have advanced inland across interior CA
early this evening. Earlier isolated thunderstorm activity, beneath
this feature, has weakened and further boundary-layer cooling will
not prove beneficial for deep convection capable of generating
lightning.

..Darrow.. 01/02/2026


Read more CHECK UPDATE ZOOM GRAPHIC


http://dlvr.it/TQ6HY7
SUNRISE AND SUNSET TIMES IN UTC (if you're not logged in to Google)
CHICAGO UTC-6 during CST (Central Standard Time, e.g., winter)
CHICAGO UTC-5 during CDT (Daylight Savings Time, e.g., summer)