LIVE MAP (ABOVE) ... SPC 0100Z Day 1 Outlook
Day 1 Convective Outlook
NWS Storm Prediction Center Norman OK
0656 PM CST Mon Dec 30 2024
Valid 310100Z - 311200Z
...NO SEVERE THUNDERSTORM AREAS FORECAST...
...SUMMARY...
Isolated thunderstorms will be possible tonight in parts of the mid
Mississippi and lower Ohio Valleys, but no severe threat is
expected.
...DISCUSSION...
A shortwave trough, evident on water vapor imagery over the central
U.S., will move eastward across the mid Mississippi Valley tonight.
Isolated thunderstorm development is expected after midnight ahead
of the trough over parts of the mid Mississippi and lower Ohio
Valleys, where surface dewpoints will mostly be in the 40s F. RAP
forecast soundings in the lower Ohio Valley later tonight suggest
that a boundary layer temperature inversion will be in place, which
will keep thunderstorms elevated in nature. Although the stronger
cells could produce gusty winds, instability should be too weak for
a severe threat. Elsewhere across the continental U.S.,
thunderstorms are not expected to develop through tonight.
..Broyles.. 12/31/2024
Read more CHECK UPDATE ZOOM GRAPHIC
http://dlvr.it/TH4yFX
Windy.com Temps | Gusts | WU KORD KPWK |
CLICK for this month's BIG night sky ... | RADAR FULL MAP SCREEN |
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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.
CONVECTIVE | TORNADO | WIND | HAIL
O'Hare International Airport KORD
(Arlington Heights South)
Chicago Executive Airport KPWK
(Arlington Heights North)
Monday, December 30, 2024
SPC Dec 31, 2024 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)