Severe Local Storm Watch and Watch Cancellation Msg
Issued by NWS
Issued by NWS
976 WWUS20 KWNS 161913 SEL4 SPC WW 161913 IAZ000-ILZ000-INZ000-WIZ000-LMZ000-170100- URGENT - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Watch Number 424 NWS Storm Prediction Center Norman OK 215 PM CDT Sun Jun 16 2024 The NWS Storm Prediction Center has issued a * Severe Thunderstorm Watch for portions of Far Eastern Iowa Northern Illinois Far Northwest Indiana Southern Wisconsin Lake Michigan * Effective this Sunday afternoon and evening from 215 PM until 800 PM CDT. * Primary threats include... Scattered damaging wind gusts to 70 mph likely Isolated large hail events to 1.5 inches in diameter possible A tornado or two possible SUMMARY...A small bowing cluster of thunderstorms should continue to increase in size and intensity this afternoon as it spreads east-northeastward across northern Illinois and southern Wisconsin. Severe/damaging winds around 60-70 mph should be the main threat, but isolated hail up to 1-1.5 inches in diameter and a brief tornado also appear possible. The severe thunderstorm watch area is approximately along and 65 statute miles north and south of a line from 65 miles west southwest of Rockford IL to 50 miles north of Valparaiso IN. For a complete depiction of the watch see the associated watch outline update (WOUS64 KWNS WOU4). 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. && AVIATION...A few severe thunderstorms with hail surface and aloft to 1.5 inches. Extreme turbulence and surface wind gusts to 60 knots. A few cumulonimbi with maximum tops to 500. Mean storm motion vector 25035. ...Gleason