April 27-28, 2011 Severe Weather

Heavy Great Lakes Snow through Friday; Extreme Cold and Potential for Major Winter Storm Late Week into this Weekend

Multiple clipper systems will bring cold temperatures and enhance lake-effect snow downwind of the Great Lakes. An arctic blast will bring frigid temperatures accompanied with gusty winds that may lead to dangerous wind chills beginning in the Northern Plains Thursday before expanding to the South and East. An expansive winter storm will start Friday in the Southern Rockies/Plains and Mid-South. Read More >

...EF-0 TORNADO CONFIRMED NEAR HEREFORD MARYLAND... LOCATION...NORTHERN BALTIMORE COUNTY...2 MILES WEST-NW OF HEREFORD DATE...APRIL 28 2011 ESTIMATED TIME...9:54 AM TO 9:54 AM EDT MAXIMUM EF-SCALE RATING...EF-0 MAXIMUM WIND SPEED...70 MPH MAXIMUM PATH WIDTH...75 YARDS LENGTH...0.1 MILES BEGINNING LAT/LON...39.598N / 76.705W ENDING LAT/LON...39.599N / 76.704W * 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... BASED UPON RESULTS FROM AN AERIAL SURVEY CONDUCTED BY BALTIMORE COUNTY...THE NATIONAL WEATHER SERVICE HAS DETERMINED AN EF-0 TORNADO TOUCHED DOWN BRIEFLY JUST NORTH OF EVNA ROAD IN A HEAVILY WOODED AREA. DAMAGE WAS LIMITED TO TREES...NO STRUCTURES WERE IMPACTED. THE TORNADO SNAPPED AND UPROOTED ABOUT TWO DOZEN TREES AND DOWNED LARGE BRANCHES. THE TORNADO DAMAGE HAS BEEN RATED EF-0 WITH MAX WINDS OF 75 MPH...PATH WIDTH OF 75 YARDS AND WAS ON THE GROUND FOR NO MORE THAN ONE MINUTE.