500 WWUS73 KFSD 211106 NPWFSD URGENT - WEATHER MESSAGE National Weather Service Sioux Falls SD 506 AM CST Fri Feb 21 2025 IAZ031-032-NEZ013-014-211500- /O.CON.KFSD.CW.Y.0013.000000T0000Z-250221T1500Z/ Woodbury-Ida-Dixon-Dakota- Including the cities of Battle Creek, Ponca, Ida Grove, Allen, South Sioux City, Sioux City, Wakefield, and Holstein 506 AM CST Fri Feb 21 2025 ...COLD WEATHER ADVISORY REMAINS IN EFFECT UNTIL 9 AM CST THIS MORNING... * WHAT...Very cold wind chills as low as 25 below zero, with isolated locations as cold as 33 below zero. * WHERE...In Iowa, Ida and Woodbury Counties. In Nebraska, Dakota and Dixon Counties. * WHEN...Until 9 AM CST this morning. * IMPACTS...The dangerously cold wind chills could cause frostbite on exposed skin in as little as 30 minutes. Frostbite and hypothermia will occur if unprotected skin is exposed to these temperatures. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use caution while traveling outside. Wear appropriate clothing, a hat, and gloves. Make frequent checks on older family, friends, and neighbors. Ensure portable heaters are used correctly. Do not use generators or grills inside. && $$ JH