Day 1 Convective Outlook CORR 1 NWS Storm Prediction Center Norman OK 0437 PM CDT Wed Mar 17 2021 Valid 172000Z - 181200Z ...THERE IS A HIGH RISK OF SEVERE THUNDERSTORMS ACROSS ALABAMA...MISSISSIPPI...FAR NORTHEAST LOUISIANA AND FAR SOUTHEAST ARKANSAS... CORRECTED TO CHANGE I-80 TO HIGHWAY-80 ...SUMMARY... A significant tornado outbreak is expected with numerous strong and a few long-track, potentially violent tornadoes. The initial round will continue across Alabama this afternoon. A separate swath should emanate from far northeast Louisiana this afternoon and spread east across Mississippi and Alabama this evening into tonight.