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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.

Tuesday, January 4, 2022

SPC Jan 4, 2022 0600 UTC Day 1 Convective Outlook

SPC 1200Z Day 1 Outlook Day 1 Convective Outlook NWS Storm Prediction Center Norman OK 1130 PM CST Mon Jan 03 2022 Valid 041200Z - 051200Z ...NO SEVERE THUNDERSTORM AREAS FORECAST... ...SUMMARY... Isolated thunderstorms are expected in portions of the Pacific Northwest today. ...Synopsis... A broad upper trough will overspread much of the CONUS today, with a strong northwesterly upper-level jet extending from the Pacific Northwest to the central Plains. A weak shortwave impulse will move onshore the WA/OR coast during the afternoon/evening in tandem with a surface low. Steep lapse rates through around 650 mb and cold temperatures beneath low equilibrium levels could support a few lightning flashes. Thunderstorms are not expected across the rest of the CONUS today/tonight. ..Leitman/Lyons.. 01/04/2022 Read more LIVE: spc.noaa.gov
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