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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.

Saturday, October 30, 2021

SPC Oct 31, 2021 0100 UTC Day 1 Convective Outlook

SPC 0100Z Day 1 Outlook Day 1 Convective Outlook NWS Storm Prediction Center Norman OK 0752 PM CDT Sat Oct 30 2021 Valid 310100Z - 311200Z ...NO SEVERE THUNDERSTORM AREAS FORECAST... ...SUMMARY... Thunderstorms will be possible this evening in parts of New England and in the western U.S. through tonight, but no severe weather is expected. ...DISCUSSION... An upper-level low will move slowly north-northeastward across the central Appalachians this evening. To the east of the system, onshore flow will be in place across the northern section of the Atlantic Seaboard. Strong large-scale ascent and weak instability across parts of New England may be enough for an isolated thunderstorm this evening. Scattered thunderstorms will also be possible ahead of an approaching upper-level low this evening into tonight across parts of Oregon, northern California. Further east, an isolated thunderstorm will also be possible in a parts of the Intermountain West tonight. No severe weather is expected across the continental United States this evening or tonight. ..Broyles.. 10/31/2021 Read more LIVE: