双子城龙卷风警戒698号覆盖33县至晚9时：存在EF2级以上龙卷风风险，首个龙卷风警告已发出
明尼苏达州亨内平县明尼阿波利斯市消息：美国国家气象局风暴预测中心10月28日下午3时40分（中部时间）发布第698号龙卷风警戒，覆盖明尼阿波利斯-圣保罗双子城地区，有效期至当晚9时。警戒全域共33个县，包括明尼苏达州21县与威斯康星州12县；其中双子城国家气象局办公室的通告列出其责任区内的29个县（明州20县、威州9县），其余为德卢斯办公室责任区内的明州Pine县与威州Burnett、Sawyer、Washburn三县。
风暴预测中心将双子城地区列为5级制中的第2级严重雷暴风险，并指出存在EF2级或更强龙卷风的风险；主要威胁还包括直径可达1.5英寸的冰雹与最高70英里/时的阵风。当天下午4时前，警戒区内已有多起严重雷暴警告；下午4时53分，警戒区内首个龙卷风警告已经发出。双子城气象局此前还警告，一场位于莫拉（Mora）上空的风暴正以40英里/时的速度向东北移动，伴有四分之一美元硬币大小的冰雹。警戒与警告的实时状态以国家气象局发布为准。
来源：GSM·美国
Tornado Watch 698 Covers 33 Counties Including the Twin Cities Until 9 P.M.: EF2-or-Stronger Risk, First Tornado Warning Issued
MINNEAPOLIS, Hennepin County, Minnesota — The National Weather Service Storm Prediction Center issued Tornado Watch No. 698 at 3:40 p.m. CDT on October 28, covering the Minneapolis–St. Paul Twin Cities area until 9 p.m. The watch spans 33 counties in total — 21 in Minnesota and 12 in Wisconsin; the Twin Cities weather service office's county notification lists 29 counties in its own area of responsibility (20 in Minnesota and 9 in Wisconsin), with the remainder — Minnesota's Pine County and Wisconsin's Burnett, Sawyer and Washburn counties — falling under the Duluth office.
The Storm Prediction Center placed the Twin Cities at Level 2 of 5 for severe thunderstorm risk and noted a risk of EF2 or stronger tornadoes; other threats include hail up to 1.5 inches in diameter and wind gusts to 70 mph. Several severe thunderstorm warnings were already in effect across the watch area by 4 p.m., and the first tornado warning within the watch area was issued at 4:53 p.m. The Twin Cities office had also warned of a storm over Mora moving northeast at 40 mph with quarter-size hail. Residents should follow the National Weather Service for the latest watches and warnings.
Source: GSM · USA
来源：GSM·美国（原文链接）
图片来源：配图为超级单体雷暴（资料图），美国国家海洋和大气管理局国家强风暴实验室，公共领域。File photo of a supercell thunderstorm, NOAA National Severe Storms Laboratory, public domain.
