The National Weather Service has confirmed the severe thunderstorms that moved southeast from Pennsylvania into Maryland on Sunday produced four tornadoes, two in Maryland and two in Pennsylvania. The strongest one was rated EF-1 and touched down near Windsor in Pennsylvania with maximum winds of 90 mph, tracking 1.75 miles. The tornado that touched down near Street, MD was slightly weaker but had a path nearly as long, 1.7 miles. The complete reports from the National Weather Service are posted below.
Tom Tasselmyer
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC 500 PM EDT TUE JUN 14 2011 ...NWS GROUND SURVEY CONFIRMS TWO EF-0 TORNADOES IN HARFORD COUNTY MARYLAND... A STORM DAMAGE ASSESSMENT TEAM FROM THE NATIONAL WEATHER SERVICE BALTIMORE-WASHINGTON WEATHER FORECAST OFFICE CONDUCTED A GROUND SURVEY YESTERDAY...MONDAY...OF STORM DAMAGE ACROSS HARFORD COUNTY MARYLAND. THE DAMAGE SURVEYED RESULTED FROM THE STORMS THAT OCCURRED ON SUNDAY AFTERNOON JUNE 12. AREAS SURVEYED INCLUDED NORTH CENTRAL... CENTRAL AND SOUTHEAST HARFORD COUNTY. THE SURVEY FINDINGS ARE DETAILED BELOW. BESIDES THE DAMAGE SURVEYED FOR THE TWO TORNADOES...DOCUMENTED BELOW...THE SURVEY TEAM EVIDENCE OF STRAIGHT-LINE WIND DAMAGE... ALL TO TREES...IN WIDELY SCATTERED LOCATIONS IN AREAS SURVEYED... INCLUDING GRIER NURSERY ROAD SOUTH OF DEER CREEK...MARYLAND ROUTE 543...ADY ROAD NEAR DEER CREEK AND GIBSON ROAD...AND SANDY HOOK ROAD WEST OF U.S. ROUTE 1. THE NATIONAL WEATHER SERVICE THANKS MEMBERS OF HARFORD COUNTY EMERGENCY MANAGEMENT WHO ASSISTED WITH THE SURVEY. ...EF-0 TORNADO CONFIRMED NEAR STREET MARYLAND... LOCATION...NORTH CENTRAL HARFORD COUNTY NEAR STREET MARYLAND DATE...JUNE 12 2011 ESTIMATED TIME...4:07 PM TO 4:10 PM EDT MAXIMUM EF-SCALE RATING...EF-0 MAXIMUM WIND SPEED...70 MPH MAXIMUM PATH WIDTH...75 YARDS LENGTH...1.7 MILES BEGINNING LAT/LON...39.674N / 76.375W ENDING LAT/LON...39.649N / 76.378W * FATALITIES...NONE * INJURIES...NONE * THE INFORMATION IN THIS STATEMENT IS PRELIMINARY AND SUBJECT TO CHANGE PENDING FINAL REVIEW OF THE EVENT/S/ AND PUBLICATION IN NWS STORM DATA. ...SUMMARY... A GROUND SURVEY CONDUCTED BY THE NATIONAL WEATHER SERVICE DETERMINED AN EF-0 TORNADO WITH MAXIMUM WINDS ESTIMATED AT 70 MPH PRODUCED TREE DAMAGE ALONG A 1.7 MILE LONG PATH. INITIAL DAMAGE OCCURRED JUST NORTH OF STREET ALONG STREET ROAD...AND CONTINUED SOUTH PRODUCING SCATTERED TREE DAMAGE ALONG MILLERS ROAD. TREES WERE UPROOTED AND SNAPPED IN SPOTS ALONG THE PATH. NO DAMAGE TO ANY STRUCTURES WAS OBSERVED. THE TORNADO LIFTED SHORTLY AFTER CROSSING MILLERS ROAD JUST EAST OF GRIER NURSERY ROAD AND WAS ESTIMATED TO HAVE LASTED FOR ABOUT THREE MINUTES. && ...EF-0 TORNADO CONFIRMED NEAR BELCAMP MARYLAND... LOCATION...SOUTHEAST HARFORD COUNTY NEAR BELCAMP MARYLAND DATE...JUNE 12 2011 ESTIMATED TIME...4:50 PM MAXIMUM EF-SCALE RATING...EF-0 MAXIMUM WIND SPEED...80 MPH MAXIMUM PATH WIDTH...50 YARDS LENGTH...0.2 MILES BEGINNING LAT/LON...39.474N / 76.234W ENDING LAT/LON...39.471N / 76.234W * FATALITIES...NONE * INJURIES...NONE * THE INFORMATION IN THIS STATEMENT IS PRELIMINARY AND SUBJECT TO CHANGE PENDING FINAL REVIEW OF THE EVENT/S/ AND PUBLICATION IN NWS STORM DATA. ...SUMMARY... A GROUND SURVEY CONDUCTED BY THE NATIONAL WEATHER SERVICE DETERMINED A BRIEF EF-0 TORNADO WITH MAXIMUM WINDS ESTIMATED AT 80 MPH CAUSED SIGNIFICANT TREE DAMAGE SURROUNDING A HISTORIC PROPERTY NEAR RIVERSIDE PARKWAY AND PULASKI HIGHWAY. NEARLY THREE DOZEN TREES WERE EITHER BLOWN DOWN OR TOPPED ON THIS PROPERTY. MANY OF THE TREES WERE SNAPPED HIGHER UP...50 TO 60 FEET. A RESIDENT OF THE PROPERTY REPORTED A SWIRLING GREY CLOUD OVER THE PROPERTY THAT FELLED TREES AS IT MOVED ACROSS THE PROPERTY. NO DAMAGE TO A HOUSE AND SHED ON THE PROPERTY WAS OBSERVED. TREE DEBRIS CARRIED FROM THE PROPERTY LITTERED THE ADJOINING RAILROAD TRACKS THAT PARALLEL PULASKI HIGHWAY. AN EYEWITNESS OBSERVED LARGE TREE LIMBS BLOWING HORIZONTALLY ACROSS PULASKI HIGHWAY...U.S. ROUTE 40 AS THE TORNADO CROSSED THE HIGHWAY. THE TORNADO LIFTED SHORTLY AFTER CROSSING PULASKI HIGHWAY AND WAS ON THE GROUND FOR LESS THAN ONE MINUTE. PUBLIC INFORMATION STATEMENT NATIONAL WEATHER SERVICE STATE COLLEGE PA 523 PM EDT MON JUN 13 2011 ...MULTIPLE TORNADOES CONFIRMED ON JUNE 12 2011... ...TORNADO CONFIRMED NEAR WINDSOR IN YORK COUNTY PENNSYLVANIA... LOCATION...WINDSOR IN YORK COUNTY PENNSYLVANIA DATE...JUNE 12 2011 ESTIMATED TIME...325 PM EDT MAXIMUM EF-SCALE RATING...EF1 ESTIMATED MAXIMUM WIND SPEED...90 MPH MAXIMUM PATH WIDTH...100 YARDS PATH LENGTH...1 3/4 MILE LONG BEGINNING LAT/LON...TBD ENDING LAT/LON...TBD * FATALITIES...0 * INJURIES...0 * THE INFORMATION IN THIS STATEMENT IS PRELIMINARY AND SUBJECT TO CHANGE PENDING FINAL REVIEW OF THE EVENT(S) AND PUBLICATION IN NWS STORM DATA. ...SUMMARY... THE NATIONAL WEATHER SERVICE IN STATE COLLEGE PA HAS CONFIRMED A TORNADO NEAR WINDSOR IN YORK COUNTY PENNSYLVANIA ON JUNE 12 2011. A NATIONAL WEATHER SURVEY TEAM AND STAFF FROM THE EMA OFFICE CONDUCTED A STORM SURVEY TODAY. A WEAK EF1 TORNADO TOUCHED DOWN IN EAST WINDSOR AT 325 PM...NEAR STATE ROUTE 624 AND MARYLAND AVE. THE STORM LIFTED JUST EAST PLEASANT GROVE ROAD NEAR STATE ROUTE 74. SIX HOMES WERE AFFECTED...WITH TREES FALLING NEAR OR ON THEM. OVERALL...50 TREES WERE DAMAGED OR DOWNED. MOST OF THE TREES WERE FELL IN A NORTH TO SOUTH DIRECTION. ...TORNADO CONFIRMED NEAR SPRINGVALE IN YORK COUNTY PENNSYLVANIA... LOCATION...SPRINGVALE IN YORK COUNTY PENNSYLVANIA DATE...JUNE 12 2011 ESTIMATED TIME...330 PM EDT MAXIMUM EF-SCALE RATING...EF0 ESTIMATED MAXIMUM WIND SPEED...75 MPH MAXIMUM PATH WIDTH...50 YARDS PATH LENGTH...3/4 MILE LONG BEGINNING LAT/LON...TBD ENDING LAT/LON...TBD * FATALITIES...0 * INJURIES...0 * THE INFORMATION IN THIS STATEMENT IS PRELIMINARY AND SUBJECT TO CHANGE PENDING FINAL REVIEW OF THE EVENT(S) AND PUBLICATION IN NWS STORM DATA. ...SUMMARY... THE NATIONAL WEATHER SERVICE IN STATE COLLEGE PA HAS CONFIRMED A TORNADO NEAR SPRINGVALE IN YORK COUNTY PENNSYLVANIA ON JUNE 12 2011. A NATIONAL WEATHER SERVICE SURVEY TEAM AND STAFF FROM THE EMA OFFICE CONDUCTED A STORM SURVEY TODAY. AN EF0 TORNDO TOUCHED DOWN AT 330 PM 1/4 MILE NORTHEAST OF SPRINGVALE...EAST OF RED LION. THE TORNADO LIFTED OFF JUST SOUTH OF BAHNSMILL ROAD AT 331 PM. A COUPLE OF HOMES WERE AFFECTED...WITH ONE TREE DOWN ON A HOUSE. A TOTAL OF 15 TREES WERE DAMAGED OR DOWNED.
Leave a comment