WWUS55 KCYS 220315 SVSCYS Severe Weather Statement National Weather Service Cheyenne WY 915 PM MDT Fri Aug 21 2026 NEC013-123-220325- /O.EXP.KCYS.SV.W.0272.000000T0000Z-260822T0315Z/ Box Butte NE-Morrill NE- 915 PM MDT Fri Aug 21 2026 ...THE SEVERE THUNDERSTORM WARNING FOR SOUTHWESTERN BOX BUTTE AND NORTHWESTERN MORRILL COUNTIES HAS EXPIRED... The storm which prompted the warning has weakened below severe limits, and no longer poses an immediate threat to life or property. Therefore, the warning has been allowed to expire. A Severe Thunderstorm Watch remains in effect until 1100 PM MDT for the Panhandle of Nebraska. && LAT...LON 4202 10338 4211 10337 4213 10310 4195 10312 TIME...MOT...LOC 0315Z 293DEG 34KT 4201 10315 $$ Natoli