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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.


Sunday, November 7, 2021

SPC Nov 8, 2021 0100 UTC Day 1 Convective Outlook

SPC 0100Z Day 1 Outlook Day 1 Convective Outlook NWS Storm Prediction Center Norman OK 0623 PM CST Sun Nov 07 2021 Valid 080100Z - 081200Z ...NO SEVERE THUNDERSTORM AREAS FORECAST... ...SUMMARY... One or two flashes of lightning may be noted across northwest Washington through 03z. ...Northwest WA... Mid-level short-wave trough is ejecting inland along the BC/northwest WA coast early this evening. Scattered convection has been noted ahead of this feature with isolated lightning flashes noted at times in the stronger updrafts, now mostly confined to coastal Vancouver Island. 00z sounding from UIL continues to exhibit steep lapse rates through 6km with 200 J/kg SBCAPE. While this profile may continue to support an isolated thunderstorm for the next few hours, passage of progressive short wave and diurnal cooling should result in a negligible threat after 03z. ..Darrow.. 11/08/2021 Read more LIVE:
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)