Isolated Severe Thunderstorms and Critical Fire Weather Tuesday

Isolated severe thunderstorms with strong wind gusts and hail will be possible Tuesday from parts of central Plains northeastward into the Midwest. Additional storms capable of damaging winds will be possible across the eastern Florida peninsula. Elevated to critical fire weather including gusty winds and low relative humidity is forecast again Tuesday over much of the northern Great Plains. Read More >

Overview

The first widespread severe event of the season occurred on June 10th. See the following summaries and pictures for more information on the damage that day.


Severe Warnings and report locations (preliminary)	Storm over Lancaster County	Storm Damage from 6/10/08 in Terre Hill, PA - photo courtesy Bruce Barr

Storm Damage from 6/10/08 in Terre Hill, PA - photo courtesy Bruce Barr	Storm Damage from 6/10/08 in Terre Hill, PA - photo courtesy Bruce Barr

Storm Reports

Storm Reports

LSRCTP

PRELIMINARY LOCAL STORM REPORT...CORRECTED
NATIONAL WEATHER SERVICE STATE COLLEGE PA
956 PM EDT TUE JUN 10 2008

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0450 PM     TSTM WND DMG     BEDFORD                 40.01N 78.50W
06/10/2008                   BEDFORD            PA   COUNTY OFFICIAL

            911 CENTER REPORTED NUMEROUS TREES DOWN IN THE TOWN OF
            BEDFORD.

0455 PM     TSTM WND DMG     BEDFORD                 40.01N 78.50W
06/10/2008                   BEDFORD            PA   EMERGENCY MNGR

            PEMA REPORTED A MOBILE HOME WAS BLOWN OFF ITS FOUNDATION
            AND A BARN WAS DESTROYED BY THUNDERSTORM WIND GUSTS.

0500 PM     TSTM WND DMG     8 W OGDENSBURG          41.59N 77.11W
06/10/2008                   TIOGA              PA   PUBLIC

            ABOUT 3 MILES EAST OF LIBERTY ON ROUTE 414. CHURCH
            STEEPLE BLOWN OFF. TWO LARGE TREES ON HOUSE. BARN ROOF
            BLOWN OFF. WIND ESTIMATED IN EXCESS OF 70 MPH.

0505 PM     HAIL             DANVILLE                40.96N 76.61W
06/10/2008  E1.00 INCH       MONTOUR            PA   PUBLIC

0540 PM     TSTM WND DMG     2 N WILLOW HILL         40.14N 77.77W
06/10/2008                   FRANKLIN           PA   PUBLIC

            NUMEROUS LARGE BRANCHES BROKEN

0540 PM     HAIL             MINERSVILLE             40.69N 76.26W
06/10/2008  E0.75 INCH       SCHUYLKILL         PA   PUBLIC

0545 PM     TSTM WND DMG     FANNETTSBURG            40.05N 77.83W
06/10/2008                   FRANKLIN           PA   EMERGENCY MNGR

            PEMA REPORTED 1 BARN SUSTAINED MODERATE DAMMAGE AND
            ANOTHER BARN HAD MINOR DAMAGE.1 HOUSE SUSTAINED MODERATE
            DAMAGE. MANY TREES DOWN. TREE FELL ON TRUCK.

0545 PM     HAIL             LANCASTER               40.04N 76.30W
06/10/2008  E0.88 INCH       LANCASTER          PA   PUBLIC

0550 PM     HAIL             MILLERSVILLE            40.00N 76.35W
06/10/2008  M1.00 INCH       LANCASTER          PA   TRAINED SPOTTER

            TRAINED SPOTTER REPORT AT MILLERSVILLE UNIVERSITY.

0550 PM     TSTM WND DMG     2 WSW BLAIN             40.33N 77.55W
06/10/2008                   PERRY              PA   TRAINED SPOTTER

            RETIRED NWS EMPLOYEE ESTIMATED WIND GUST AT 60 MPH 1 MILE
            WEST OF NEW GERMANTOWN ON ROUTE 274.

0550 PM     HAIL             FORT LOUDON             39.94N 77.87W
06/10/2008  E0.88 INCH       FRANKLIN           PA   PUBLIC

0555 PM     HAIL             LANCASTER               40.04N 76.30W
06/10/2008  M1.00 INCH       LANCASTER          PA   COUNTY OFFICIAL

            911 CENTER REPORTED NUMEROUS HAIL REPORTS ACROSS
            LANCASTER COUNTY RANGING IN SIZE FROM PEA SIZE TO QUARTER
            SIZE.

0600 PM     HAIL             LANCASTER               40.04N 76.30W
06/10/2008  E1.00 INCH       LANCASTER          PA   PUBLIC

0605 PM     HAIL             MILLERSVILLE            40.00N 76.35W
06/10/2008  E1.75 INCH       LANCASTER          PA   PUBLIC

0610 PM     HAIL             LANCASTER               40.04N 76.30W
06/10/2008  E0.88 INCH       LANCASTER          PA   PUBLIC

0630 PM     HAIL             LEOLA                   40.09N 76.19W
06/10/2008  E1.75 INCH       LANCASTER          PA   PUBLIC

0630 PM     HAIL             GETTYSBURG              39.83N 77.23W
06/10/2008  E1.00 INCH       ADAMS              PA   PUBLIC

0640 PM     HAIL             5 SE NEW HOLLAND        40.05N 76.02W
06/10/2008  E0.88 INCH       LANCASTER          PA   PUBLIC

0645 PM     TSTM WND DMG     3 SSE BLOOMSBURG        40.97N 76.43W
06/10/2008                   COLUMBIA           PA   TRAINED SPOTTER

            DOZENS OF TREES AND POWER LINES DOWN

0710 PM     HAIL             GAP                     39.99N 76.02W
06/10/2008  E0.75 INCH       LANCASTER          PA   PUBLIC

0720 PM     TSTM WND DMG     BLOOMSBURG              41.00N 76.46W
06/10/2008                   COLUMBIA           PA   PUBLIC

            NUMEROUS TREES DOWN

0720 PM     HAIL             BLOOMSBURG              41.00N 76.46W
06/10/2008  M0.88 INCH       COLUMBIA           PA   PUBLIC

0740 PM     TSTM WND DMG     TERRE HILL              40.16N 76.05W
06/10/2008                   LANCASTER          PA   TRAINED SPOTTER

            SPOTTER AT FIVE POINTVILLE ABOUT 2 MILES NORTH OF TERRE
            HILL REPORTED WIND GUST OF 60 MPH. NUMEROUS TREES AND
            WIRES WERE DOWN IN TERRE HILL ON ROUTE 897 5 MILES NORTH
            OF ROUTE 322. LARGE TREE FELL ON HOUSE AND CAUSED
            STRUCTURAL DAMAGE.

0745 PM     TSTM WND DMG     TERRE HILL              40.16N 76.05W
06/10/2008                   LANCASTER          PA   EMERGENCY MNGR

            SEVERAL LARGE TREES WERE SNAPPED OFF. A RADIO TOWER
            TWISTED AND FELL. SEVERAL ROOFS WERE BLOWN OFF.


&&

$$

PNSCTP
PAZ026-036-122200-

PUBLIC INFORMATION STATEMENT
NATIONAL WEATHER SERVICE STATE COLLEGE PA
147 PM EDT THU JUN 12 2008

...FINAL DAMAGE SURVEY RESULTS FOR HUNTINGDON COUNTY...

...SURVEY TEAM CONCLUDES THAT STRAIGHT LINE WINDS CAUSED DAMAGE...

THE FOLLOWING IS A FINAL ASSESSMENT FOR THE DAMAGE THAT OCCURRED
OVER HUNTINGDON COUNTY ON JUNE 10 2008.

* EVENT DATE: JUNE 10 2008

* ESTIMATED START TIME: 530 PM EDT

* ESTIMATED END TIME: 545 PM EDT

* EVENT TYPE: STRAIGHT-LINE AND DOWNBURST WIND DAMAGE

* EVENT LOCATION: APPROXIMATELY 4 MILES SOUTHEAST OF MT. UNION

* PEAK WIND: WINDS ESTIMATED GENERALLY BETWEEN 60 AND 70
  MPH...WITH SOME LOCATIONS APPROACHING 80 MPH.

* AVERAGE PATH WIDTH: 1 MILE

* PATH LENGTH: 3 MILES

* INJURIES: 0

* FATALITIES: 0

* DISCUSSION/DAMAGE: SPORADIC WIND DAMAGE...MAINLY TO TREES...WAS
  OBSERVED SOUTHEAST OF MT UNION IN HUNTINGDON COUNTY. DAMAGE WAS
  MAINLY CONFINED TO GERMAN VALLEY ROAD...CORNER CREEK LANE AND
  LOOP ROAD. WHILE MOST OF THE DAMAGE WAS TO TREES...THERE WAS
  SOME ISOLATED STRUCTURAL DAMAGE. A CHURCH ON LOOP ROAD SUSTAINED
  SLIGHT DAMAGE FROM A TREE FALLING ON IT. ON GERMAN VALLEY
  ROAD...ONE HOME SUSTAINED MINOR DAMAGE TO ROOF SHINGLES.
  SIGNIFICANT STRUCTURAL DAMAGE OCCURRED TO A MOBILE HOME ON LOOP
  ROAD...WHERE THE ROOF AND ONE WALL WAS COMPLETELY REMOVED FROM
  THE STRUCTURE. IN THIS AREA...WINDS WERE ESTIMATED NEAR 80 MPH.
  ALL OF THE OBSERVED TREE DAMAGE AND STRUCTURAL DAMAGE WAS
  CONSISTENT WITH STRAIGHT LINE WINDS...WITH SOME AREAS EXHIBITING
  DIVERGENT PATTERNS CONSISTENT WITH A SMALL DOWNBURST. IN A FEW
  LOCATIONS...SWIRLING PATTERNS WERE OBSERVED IN CROPS AND FIELD
  GRASS. HOWEVER...THESE DAMAGE PATTERNS OCCURRED AT LOCATIONS
  WHERE STRAIGHT LINE WINDS INTERACTED WITH HILLSIDES. IT WAS
  CONCLUDED THAT ONE OR TWO VERY SMALL (5 TO 10 YARD WIDE) SPIN UP
  GUSTNADOES (A WEAK WHIRLWIND WHICH FORMS AS AN EDDY IN
  THUNDERSTORM OUTFLOWS) MAY HAVE OCCURRED, BUT WITH WINDS GENERALLY
  UNDER 50 MPH.

&&

FOR REFERENCE...THE ENHANCED FUJITA SCALE CLASSIFIES TORNADOES INTO
THE FOLLOWING CATEGORIES:

EF0...WIND SPEEDS 65 TO 85 MPH.
EF1...WIND SPEEDS 86 TO 110 MPH.
EF2...WIND SPEEDS 111 TO 135 MPH.
EF3...WIND SPEEDS 136 TO 165 MPH.
EF4...WIND SPEEDS 166 TO 200 MPH.
EF5...WIND SPEEDS GREATER THAN 200 MPH.

$$

PNSCTP
PAZ026-036-131800-

PUBLIC INFORMATION STATEMENT...CORRECTED
NATIONAL WEATHER SERVICE STATE COLLEGE PA
200 PM EDT THU JUN 12 2008

...FINAL DAMAGE SURVEY RESULTS FOR FRANKLIN COUNTY...

...STRAIGHT LINE WINDS CAUSED DAMAGE...

THE FOLLOWING IS A FINAL ASSESSMENT FOR THE DAMAGE THAT OCCURRED
OVER FRANKLIN COUNTY ON JUNE 10 2008.

* EVENT DATE: JUNE 10 2008

* ESTIMATED START TIME: 535 PM EDT

* ESTIMATED END TIME: 545 PM EDT

* EVENT TYPE: STRAIGHT LINE WIND

* EVENT LOCATION: NORTHERN FRANKLIN COUNTY BETWEEN DRY RUN AND
  CONCORD

* PEAK WIND: 60 TO 70 MPH

* AVERAGE PATH: 2 DISTINCT DAMAGE PATHS WERE NOTED. ONE PATH WAS
  ABOUT 5 MILES LONG EXTENDING FROM 1 MILE NORTH OF DRY RUN TO ABOUT
  1 MILES NORTHEAST OF DOYLESBURG. SECOND PATH OF DAMAGE EXTENDED
  FROM ABOUT 2 MILES SOUTHWEST OF CONCORD TO CONCORD.

* INJURIES: 0

* FATALITIES: 0

* DISCUSSION/DAMAGE: TWO DISTINCT PATHS OF DAMAGE OCCURRED IN
  NORTHERN FRANKLIN COUNTY. DAMAGE WAS CONFINED MAINLY TO TREES
  AND LIMBS. ONE BARN...ABOUT 1 MILE SOUTHWEST OF DOYLESBURG...WAS
  DAMAGED WHEN WINDS TORE OFF A PORTION OF THE ROOF. THE TREE AND
  THE BARN ROOF DEBRIS WERE ALL OBSERVED IN A DAMAGE PATTERN
  CONSISTENT WITH STRAIGHT LINE WINDS.

&&

FOR REFERENCE...THE ENHANCED FUJITA SCALE CLASSIFIES TORNADOES INTO
THE FOLLOWING CATEGORIES:

EF0...WIND SPEEDS 65 TO 85 MPH.
EF1...WIND SPEEDS 86 TO 110 MPH.
EF2...WIND SPEEDS 111 TO 135 MPH.
EF3...WIND SPEEDS 136 TO 165 MPH.
EF4...WIND SPEEDS 166 TO 200 MPH.
EF5...WIND SPEEDS GREATER THAN 200 MPH.


CORRECTED FOR DESCRIPTION OF PATH FROM DRY RUN TO DOYLESBURG.