April 27-28, 2011 Severe Weather

Heavy Rainfall Across the Southwest, Mid-Atlantic and Florida; Fire Weather Concerns in the Northwest and Alaska

Heavy to excessive rainfall may bring flooding to parts of Arizona, New Mexico, Florida, North Carolina, and Virginia today. Recently burned areas will be particularly vulnerable to flash flooding. Gusty winds and low humidity will bring elevated to critical fire weather conditions to parts of the Northwest U.S. and central Alaska today. 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.