LIVE MAP (ABOVE) ... SPC 1630Z Day 1 Outlook
Day 1 Convective Outlook
NWS Storm Prediction Center Norman OK
1012 AM CST Mon Feb 17 2025
Valid 171630Z - 181200Z
...NO THUNDERSTORM AREAS FORECAST...
...SUMMARY...
Thunderstorms are not forecast through tonight across the contiguous
United States.
...Synopsis...
A cold, continental-polar airmass is in place across the much of the
Lower 48 today due to a 1045-mb surface high centered over the
ND/Canada border region. Dry/cool offshore flow this morning has
led to tranquil conditions across much of the Eastern Seaboard and
Gulf coastlines. As a cold front pushes south across the central
into the southern Great Plains, low-level flow will veer across the
northwest Gulf Coast with onshore flow beginning mainly tonight.
Thunderstorm potential in this region will be negated by the onset
and limited duration of moisture return into the TX Gulf Coast.
Cool/dry conditions will be pervasive across much of the CONUS.
..Smith/Lyons.. 02/17/2025
Read more CHECK UPDATE ZOOM GRAPHIC
http://dlvr.it/TJ2C4M
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, February 17, 2025
SPC Feb 17, 2025 1630 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)