LIVE MAP (ABOVE) ... SPC 0100Z Day 1 Outlook
Day 1 Convective Outlook
NWS Storm Prediction Center Norman OK
0735 PM CDT Thu Mar 20 2025
Valid 210100Z - 211200Z
...NO SEVERE THUNDERSTORM AREAS FORECAST...
...SUMMARY...
Isolated thunderstorms possible for a short time this evening over
the coastal Mid-Atlantic, with sporadic lightning flashes over the
northern Rockies. Severe weather is not expected.
...Synopsis...
Scattered showers and thunderstorms currently exist along the cold
from over the Mid Atlantic, and remain weak due to limited
instability. This front will continue to push rapidly offshore along
with the parent trough. Elsewhere, isolated lightning flashes remain
possible this evening over the northern Rockies beneath an upper
wave within the northwest flow regime. However, this activity is
expected to wane as well with the loss of heating.
..Jewell.. 03/21/2025
Read more CHECK UPDATE ZOOM GRAPHIC
http://dlvr.it/TJfdzp
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)
Thursday, March 20, 2025
SPC Mar 21, 2025 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)