WW 40 SEVERE TSTM IL MO 140940Z – 141700Z
URGENT - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Watch Number 40 NWS Storm Prediction Center Norman OK 440 AM CDT Thu Mar 14 2024 The NWS Storm Prediction Center has issued a * Severe Thunderstorm Watch for portions of Central and south-central Illinois Central and eastern Missouri * Effective this Thursday morning from 440 AM until NOON CDT. * Primary threats include... Scattered damaging wind gusts to 70 mph likely Isolated very large hail events to 2 inches in diameter possible SUMMARY...A line of strong-severe thunderstorms initially over central/southwestern MO is expected to continue moving rapidly east-northeastward through the rest of this morning. Accompanying threats for severe gusts and isolated large hail will include the St. Louis metro and vicinity, and parts of IL. The severe thunderstorm watch area is approximately along and 60 statute miles north and south of a line from 60 miles west northwest of Fort Leonard Wood MO to 40 miles east of Mattoon IL. For a complete depiction of the watch see the associated watch outline update (WOUS64 KWNS WOU0). PRECAUTIONARY/PREPAREDNESS ACTIONS... REMEMBER...A Severe Thunderstorm Watch means conditions are favorable for severe thunderstorms in and close to the watch area. Persons in these areas should be on the lookout for threatening weather conditions and listen for later statements and possible warnings. Severe thunderstorms can and occasionally do produce tornadoes. && OTHER WATCH INFORMATION...CONTINUE...WW 38...WW 39... AVIATION...A few severe thunderstorms with hail surface and aloft to 2 inches. Extreme turbulence and surface wind gusts to 60 knots. A few cumulonimbi with maximum tops to 500. Mean storm motion vector 26045. ...Edwards
