Severe Weather on June 21, 2001

Monitoring Tsunami Impacts Across the Pacific; Air Quality Concerns; Dangerous Heat; Critical Fire Weather for the West

Tsunami impacts continue for portions of the Pacific basin. Wildfire smoke causes unhealthy air in Midwest to Great Lakes. Heat dome spans Mississippi Valley to Mid-Atlantic with excessive heat warnings and advisories. Critical fire weather in Great Basin to Pacific Northwest (dry thunderstorms). Cold front spawns severe storms/heavy rain in Central U.S. today, shifts to East Coast Thursday. Read More >

PUBLIC INFORMATION STATEMENT NATIONAL WEATHER SERVICE WILMINGTON OH 345 PM EDT FRI JUN 22 2001 ...WIND DAMAGE IN WARREN COUNTY DETERMINED TO BE STRAIGHT LINE WIND... A SURVEY WAS CONDUCTED THIS AFTERNOON IN WARREN COUNTY OHIO TO VIEW THE DAMAGE FROM THURSDAYS STORMS. WHILE DAMAGE OCCURRED OVER MUCH OF WARREN COUNTY...THERE WAS A SORT OF DAMAGE PATH IN SOUTH LEBANON THAT REQUIRED FURTHER INVESTIGATION. AT ABOUT 5 PM AND THE MINUTES FOLLOWING...A DAMAGE SWATH BEGAN ALONG TURTLE CREEK ROAD JUST SOUTH OF INTERSTATE 71. THE DAMAGE THEN RAN IN A NORTHEAST DIRECTION...WITH NUMEROUS TREES DOWN ALONG DRY RUN CREEK ON THE NORTH SIDE OF SOUTH LEBANON. THE DAMAGE THEN CONTINUED...CROSSING SECTION STREET AND THEN CONTINUING ALONG SHAWHAN ROAD. NUMEROUS TREES WERE EITHER SPLIT OR UPROOTED...ALONG WITH ROOF DAMAGE AND PORCH DAMAGE. THE OVERALL DAMAGE PATTERN WAS LAYING IN A NORTHEASTERLY OR NORTHERLY DIRECTION...WHICH STRONGLY INDICATES STRAIGHT LINE WINDS. EYEWITNESS REPORTS INDICATED TREES ALL BENDING IN THE SAME NORTHEASTERLY DIRECTION BEFORE EITHER UPROOTING OR BREAKING. REMEMBER THAT STRAIGHT LINE WIND DAMAGE CAN AND OFTEN DOES EXCEED THAT OF WEAK F0 OR F1 TORNADOES. UPON EXAMINING THE DAMAGE...IT WAS CLEAR THAT THE WINDS WELL EXCEEDED 60 MPH...POSSIBLY NEARING 100 MPH. $$ JDR