LIVE MAP (ABOVE) ... SPC 0100Z Day 1 Outlook
Day 1 Convective Outlook
NWS Storm Prediction Center Norman OK
0752 PM CDT Sat Oct 31 2026
Valid 010100Z - 011200Z
...NO SEVERE THUNDERSTORM AREAS FORECAST...
...SUMMARY...
No severe threat is forecast across the U.S. through tonight.
...DISCUSSION...
The latest water vapor imagery shows a mid-level shortwave trough
moving through the central U.S. with southwesterly flow aloft over
much of the West. A moist airmass is in place over the Gulf Coast
region. Thunderstorms will be possible this evening in parts of the
lower to mid Mississippi Valley, over the southern half of Florida,
in southeast Arizona and across parts of the Intermountain West. No
severe threat is expected over the continental U.S. through tonight.
..Broyles.. 11/01/2026
Read more CHECK UPDATE ZOOM GRAPHIC
http://dlvr.it/TW7mrk
Windy.com Temps | Gusts | WU KORD KPWK |
CLICK for this month's BIG night sky ... | RADAR FULL MAP SCREEN |
|---|
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.
CONVECTIVE | TORNADO | WIND | HAIL
O'Hare International Airport KORD
(Arlington Heights South)
Chicago Executive Airport KPWK
(Arlington Heights North)
Saturday, October 31, 2026
SPC Nov 1, 2026 0100 UTC Day 1 Convective Outlook
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)
CHICAGO UTC-6 during CST (Central Standard Time, e.g., winter)
CHICAGO UTC-5 during CDT (Daylight Savings Time, e.g., summer)




















