April 27-28, 2011 Severe Weather

Heat Wave Expands to the East Coast; Flash Flooding Likely in the Central Plains into the Midwest; Severe Thunderstorms in the Northeast

Dangerous, prolonged heat is ongoing in the Mid-South to Mid-Mississippi Valley and heat expands into the Northeast for a brief period today. Widely scattered instances of flash flooding due to heavy rains are forecast from northeast Kansas to much of Indiana. Scattered strong to severe thunderstorms are possible across parts of New England, northern Mid-Atlantic, and North Dakota. Read More >

...EF-0 TORNADO CONFIRMED SOUTHEAST OF TRIANGLE VA... LOCATION...SOUTHEAST OF TRIANGLE VA NEAR THE STAFFORD COUNTY LINE DATE...APRIL 27 2011 ESTIMATED TIME...6:15 PM TO 6:22 PM EDT MAXIMUM EF-SCALE RATING...EF-0 MAXIMUM WIND SPEED...65 MPH MAXIMUM PATH WIDTH...UNKNOWN LENGTH...2.0 MILES BEGINNING LAT/LON...38.509N / 77.344W ENDING LAT/LON...38.539N / 77.296W * 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 TORNADO WAS OBSERVED BY A WEATHER OBSERVER AT QUANTICO AND WAS SEEN BY SEVERAL OTHER OBSERVERS AT A DISTANCE. ALTHOUGH A FUNNEL CLOUD WAS NOT IN CONTACT WITH THE GROUND DURING THE ENTIRE TORNADO...DEBRIS REPORTEDLY WAS LOFTED AND CIRCULATED BENEATH A PENDANT FUNNEL UNTIL IT DISSIPATED. THE PATH WAS DETERMINED BY TRIANGULATION FROM MULTIPLE VANTAGE POINTS AND RADAR DATA. THE TORNADO WAS LOCATED IN REMOTE WOODED PORTIONS OF QUANTICO MARINE CORPS BASE...SO ANY POTENTIAL DAMAGE INDICATORS WERE INACCESSIBLE. THE ONLY DAMAGE REPORTED WAS A FEW UPROOTED TREES ON THE MEDAL OF HONOR GOLF COURSE. BASED UPON THIS DAMAGE...A RATING OF EF-0 IS ASSIGNED...WITH MAXIMUM WIND SPEED OF 65 MPH. HOWEVER...A PATH WIDTH AND TRUE MAXIMUM WIND SPEED ARE INDETERMINATE OWING TO AN INCOMPLETE PATH SURVEY THROUGH INACCESSIBLE WOODED AREAS.