Tag: 428

Official

SPC Severe Thunderstorm Watch 428

WW 428 SEVERE TSTM CO NE WY 171650Z - 172300Z URGENT - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Watch Number 428 NWS Storm Prediction Center Norman OK 1050 AM MDT Tue Jun 17 2025 The NWS Storm Prediction Center has issued a * Severe Thunderstorm Watch for portions of Eastern Colorado Nebraska Panhandle Southeast Wyoming * Effective this Tuesday morning and afternoon from 1050 AM until 500 PM MDT. * Primary threats include... Scattered large hail likely with isolated very large hail events to 3 inches in diameter possible Scattered damaging wind gusts to 70 mph possible A tornado or two