St. Louis County (Emergency Management Office) amateur radio program (R.A.C.E.S. as needed) providing emergency communications services to all aspects of St. Louis County & vicinity. Primary frequency is 146.940, backups are 147.360, 147.390, 146.910, 146.970; alternates are 442.100, 52.570, and 224.980. Monitor 146.940 during potential emergency & disaster situations for information and guidance. www.stlouisskywarn.com www.skywarnstlouis.com