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Cardinal SAT


Weather conditions on bar directly above are near Lakefront. Tabs under Moon Phases refer to O'Hare (official).

Archives for SPC Convective outlook are updated daily with a live map a the beginning of the article. Touch or click map to get possible update, and follow link at end of article for referral to NOAA/NWS Storm Prediction Center. Archives for Chicago's hourly weather data were updated 24-48 hours after end of each day prior to Dec. 2020.

Sunday, March 27, 2022

SPC Mar 27, 2022 2000 UTC Day 1 Convective Outlook

SPC 2000Z Day 1 Outlook Day 1 Convective Outlook NWS Storm Prediction Center Norman OK 0156 PM CDT Sun Mar 27 2022 Valid 272000Z - 281200Z ...NO SEVERE THUNDERSTORM AREAS FORECAST... ...SUMMARY... A few thunderstorms are possible across the Cascade Range. ...20z Update... The ongoing forecast remains on track with isolated thunderstorms possible in the vicinity of the Cascades this evening/overnight. See previous outlook discussion below for details. ..Leitman.. 03/27/2022 .PREV DISCUSSION... /ISSUED 1107 AM CDT Sun Mar 27 2022/ ...OR/WA... Morning water vapor imagery shows a large upper low off the OR/CA coast. This feature will track eastward through the day, with the exit region of an associated mid-level speed max moving into parts of WA/OR. Increasing large scale lift and cooling temperatures aloft will promote the development of scattered showers and isolated thunderstorms after dark over western OR and along the Cascades. Elsewhere across the nation, dry and stable conditions are expected to preclude thunderstorm activity today. Read more CHECK UPDATE ZOOM GRAPHIC