Winter-Weather-WFIRBLACKSBURG, Va. (AP) _ Temperatures fell to record levels in several Virginia cities on Thursday as a cold snap maintained its grip on the state. The bitter cold broke a century-old record in Lynchburg. The National Weather Service says the low temperature was 4 degrees on Thursday. The previous record for Feb. 19 was 8 degrees in 1903. In Roanoke, the temperature dropped to a record 5 degrees. The previous record was 7 degrees in 1979. Another record fell in Danville, where the low temperature was 10 degrees. The previous record was 11 degrees in 1973. Blacksburg tied the record for Feb. 19 with minus 2 degrees. Wind chill advisories and warnings remain in effect across Virginia through Friday morning.