Public Information Statement
Issued by NWS Chicago, IL

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NOUS43 KLOT 030433 CCA
PNSLOT
ILZ003>006-008-010>014-019>023-032-033-039-INZ001-002-010-011-019-
031645-

PUBLIC INFORMATION STATEMENT...CORRECTED
NATIONAL WEATHER SERVICE CHICAGO IL
1129 PM CDT WED JUL 2 2014 /1229 AM EDT THU JUL 3 2014/

...NWS DAMAGE SURVEY FOR JUNE 30 2014 TORNADO EVENT...

...KANKAKEE COUNTY AND NORTHWEST INDIANA SURVEY INFORMATION...

*UPDATED TO INCLUDE SURVEY SUMMARIES FOR TORNADO NORTHEAST OF
 GRANT PARK AND TWO NORTHWEST INDIANA TORNADOES.*

.TORNADOES # 1 AND 2 NORTHWEST OF GRANT PARK ILLINOIS...

RATING:                 EF-1
ESTIMATED PEAK WIND:    100-110 MPH
PATH LENGTH /STATUTE/:  4.5 MILES
PATH WIDTH /MAXIMUM/:   APPROXIMATELY 200 YARDS IN EACH TORNADO
                        WITHIN AN APPROXIMATE ONE MILE WIDE SWATH
                        ABOUT ONE MILE APART
FATALITIES:             NONE
INJURIES:               NONE

START DATE:             JUNE 30 2014
START TIME:             1025 PM CDT
START LOCATION:         3.4 MILES EAST-NORTHEAST OF MANTENO
START LAT/LON:          41.2656/-87.7708

END DATE:               JUNE 30 2014
END TIME:               1028 PM CDT
END LOCATION:           3.0 MILES NORTHWEST OF GRANT PARK
END LAT/LON:            41.2724/-87.6837

SURVEY SUMMARY:

TWO SEPARATE TORNADOES HAVE BEEN CONFIRMED WITHIN AN APPROXIMATE ONE
MILE WIDE NORTH-SOUTH PATH FROM ABOUT 3 MILES EAST NORTHEAST OF
MANTENO TO 3 MILES NORTHWEST OF GRANT PARK. SIMILAR DAMAGE
INDICATORS WERE FOUND IN BOTH TORNADOES SUPPORTIVE OF MAXIMUM EF-1
DAMAGE. THIS INCLUDED MULTIPLE LARGE HARDWOOD AND SOFTWOOD
TREES...MANY OF THEM HEALTHY...EITHER SNAPPED AT THE TRUNK OR
UPROOTED IN CONVERGENT PATHS. FURTHERMORE...THREE SEPARATE
FARMSTEADS SUSTAINED HEAVY DAMAGE TO BARNS/OUTBUILDINGS. ADDITIONAL
OBSERVED DAMAGE INCLUDED SNAPPED WOOD POWER POLES OR BROKEN WOOD
CROSS MEMBERS...AS WELL AS DEFINED NARROW PATHS IN CORN FIELDS.

THERE WERE TWO BARNS WITH COMPLETE LOSS OF ROOF STRUCTURE AND
ONLY SOME WALLS REMAINING. THE METAL ROOFING MATERIAL AT ONE
LOCATION WAS DEPOSITED 300 YARDS DOWNSTREAM IN A NARROW PATH WHILE
ONE PIECE OF DEBRIS WAS DEPOSITED 50 YARDS TO THE LEFT OF THE MAIN
DEBRIS FIELD. A 2X6 WOOD BOARD SNAPPED FROM THE ROOF WAS TOSSED
INTO THE FIELD AND SPEARED AT LEAST ONE FOOT INTO THE GROUND.
ANOTHER OLDER BARN WAS COMPLETELY DESTROYED AT A FARM NEAR E 1100N
ROAD. A WELL BUILT SHED AT THE SAME LOCATION THAT WAS ANCHORED BY
CEMENT PILINGS WAS BLOWN OFF THE BLOCKS AND DESTROYED AND THE
PILINGS WERE ALSO TOSSED UP TO 40 FT. THE RESIDENCE AT THIS
FARMSTEAD SUFFERED A SMALL CRACK IN THE FOUNDATION. A 4000 LB
TRAILER WAS PARTIALLY LIFTED AND MOVED 40 TO 50 FEET AT A FARM
ALONG N 10000E RD.

TO THE SOUTH OF THE SWATH OF TORNADIC WIND DAMAGE...THERE WERE
MULTIPLE INSTANCES OF STRAIGHT LINE WIND DAMAGE SUPPORTIVE OF SPEEDS
OF 70 TO 100 MPH...INCLUDING SNAPPED OR UPROOTED HARDWOODS AND
SOFTWOODS.


.TORNADO # 3 NORTHEAST OF GRANT PARK ILLINOIS...

RATING:                 EF-1
ESTIMATED PEAK WIND:    105-110 MPH
PATH LENGTH /STATUTE/:  3.4 MILES
PATH WIDTH /MAXIMUM/:   200 YARDS
FATALITIES:             NONE
INJURIES:               NONE

START DATE:             JUNE 30 2014
START TIME:             1032 PM CDT
START LOCATION:         4.3 MILES NORTHEAST OF GRANT PARK
START LAT/LON:          41.2651/-87.5685

END DATE:               JUNE 30 2014
END TIME:               1037 PM CDT
END LOCATION:           4.8 MILES WEST-SOUTHWEST OF LOWELL IN
END LAT/LON:            41.2841/-87.5080

SURVEY SUMMARY:

THE TORNADO TOUCHED DOWN NEAR A CHURCH ON COUNTY RD 13...SNAPPING
HARDWOOD AND SOFTWOOD TREES. A LARGE LIMB SMASHED THROUGH THE
STAINED GLASS WINDOWS OF THE CHURCH AND THE FORCE OF THIS CAUSED
DAMAGE TO THE WINDOW FRAME INSIDE THE BUILDING. IN
ADDITION...LARGE TREE BRANCH IMPALED ITSELF INTO THE CHURCH. A
DOOR INSIDE THE CHURCH WAS BLOWN OPEN AND RIPPED OFF. THERE WAS
SOME MINOR STRUCTURAL INTEGRITY DAMAGE NOTED INSIDE THE CHURCH.

THE TORNADO THEN CONTINUED TO N 16750E ROAD...WHERE THE MOST
SIGNIFICANT DAMAGE ON A FARMSTEAD INCLUDED LARGE HARDWOODS
SNAPPED...WINDOWS IN THE RESIDENCE BLOWN IN AND THE COMPLETE
DESTRUCTION OF THREE STORY TALL BARN WITH DIMENSIONS OF 88X60.
FURTHERMORE..A LARGE BRANCH WAS IMPALED INTO THE FRONT OF THE
RESIDENCE. THE FEMALE HOMEOWNER REPORTED THE COMMON FREIGHT TRAIN
SOUND OF A TORNADO AND EXPERIENCED EAR POPPING AS THE TORNADO
PASSED.

AS THE TORNADO THEN MOVED ALONG E 10500N ROAD...IT CAUSED
SIGNIFICANT DAMAGE TO AN UNDER CONSTRUCTION BUT SEALED SINGLE
FAMILY RESIDENCE. A SECTION OF THE ROOF WAS REMOVED...WHICH CAUSED
A CRACK IN THE FRAME OF THE HOUSE AND A LARGE WALL SECTION
COLLAPSED OUTWARD. CONSISTENT SNAPPING OR UPROOTING OF TREES WAS
NOTED IN A CONVERGENT MANNER AS THE TORNADO PATH CONTINUED INTO
LAKE COUNTY BEFORE ENDING WEST-SOUTHWEST OF LOWELL. ALL OF THE
MOST INTENSE DAMAGE WITH THIS TORNADO WAS CONSISTENT WITH THAT OF
A HIGHER END EF-1 TORNADO.


.TORNADO # 4 SOUTHEAST OF LOWELL INDIANA...

RATING:                 EF-1
ESTIMATED PEAK WIND:    105-110 MPH
PATH LENGTH /STATUTE/:  2.4 MILES
PATH WIDTH /MAXIMUM/:   500 YARDS
FATALITIES: NONE
INJURIES: NONE

START DATE:             JUNE 30 2014
START TIME:             1046 PM CDT
START LOCATION:         4.2 MILES SOUTHEAST OF LOWELL IN
START LAT/LON:          41.2683/-87.3452

END DATE:               JUNE 30 2014
END TIME:               1048 PM CDT
END LOCATION:           6.1 MILES EAST-SOUTHEAST OF LOWELL IN
END LAT/LON:            41.2818/-87.3024

SURVEY SUMMARY:

THE TORNADO LIKELY BEGAN IN A FIELD WEST OF HARRISON STREET AND
TRACKED EAST-NORTHEAST TO NEAR INTERSTATE 65. THE MOST SIGNIFICANT
DAMAGE NOTED INCLUDED TWO SNAPPED WOODEN POWER POLES AND
SUBSTANTIALLY DAMAGED GRAIN BINS ON A FARM EAST OF HARRISON STREET
THAT COULD NOT BE ACCESSED DUE TO DOWNED POWER LINES. AT A
FARMSTEAD NEAR THE INTERSECTION OF HARRISON STREET AND W 191ST
AVENUE...A WOODEN BARN WAS COMPLETELY DESTROYED...ALONG WITH
SEVERAL LARGE HARDWOODS AND SOFTWOODS SNAPPED AT THE TRUNK. THE
DAMAGE WAS CONSISTENT WITH A HIGHER END EF-1 TORNADO.

SOUTH OF THE TORNADO PATH...THERE WAS A WIDE SWATH OF SIGNIFICANT
STRAIGHT LINE WIND DAMAGE. THIS INCLUDED THE SNAPPING OF SEVEN OR
EIGHT ADDITIONAL WOODEN POWER POLES ALONG HARRISON
STREET...SNAPPED TREES AND AN AT LEAST A ONE MILE WIDE SWATH OF
COMPLETELY FLATTENED CORN CROP. THE STRAIGHT LINE WIND DAMAGE WAS
SOME OF THE MOST NOTEWORTHY ON THE SURVEY AND WAS CONSISTENT WITH
WIND SPEEDS OF 100-110 MPH.


.TORNADO # 5 IN AND NEAR DE MOTTE INDIANA...

RATING:                 EF-1
ESTIMATED PEAK WIND:    100-105 MPH
PATH LENGTH /STATUTE/:  8.0 MILES
PATH WIDTH /MAXIMUM/:   200 YARDS
FATALITIES:             NONE
INJURIES:               NONE

START DATE:             JUNE 30 2014
START TIME:             1049 PM CDT
START LOCATION:         3.3 MILES WEST OF DE MOTTE IN
START LAT/LON:          41.1909/-87.2613

END DATE:               JUNE 30 2014
END TIME:               1056 PM CDT
END LOCATION:           4.9 MILES NORTHEAST OF DE MOTTE IN
END LAT/LON:            41.2240/-87.1138

SURVEY SUMMARY:

A 100-200 YARD SWATH OF CONSISTENT TREE DAMAGE...WITH NUMEROUS
SNAPPED TREES...BEGAN EAST-SOUTHEAST OF DE MOTTE BETWEEN N CR 1150
W AND N CR 1100 W JUST NORTH OF W CR 1200 N. THE DAMAGE CONTINUED
EAST-NORTHEAST JUST TO THE EAST AND THEN THROUGH THE CENTER OF DE
MOTTE NORTH OF 9TH STREET. JUST EAST OF DE MOTTE ALONG ORCHID
STREET...A BARN WAS COMPLETELY DESTROYED AND DOUBLE WIDE
MANUFACTURED HOME EXPERIENCED SOME STRUCTURAL AND/OR ROOF DAMAGE.
FURTHER NORTHEAST ALONG W CR 1450 N NEAR THE END OF THE DAMAGE
PATH...THERE WERE SNAPPED TREES...WOOD POWER POLES LEANING AND
DAMAGE TO TWO FARMSTEADS. ON ONE...THE DOORS COLLAPSED IN A POLE
BARN. IN ANOTHER POLE BARN...THE WALLS COLLAPSED AFTER THE ROOF
WAS BLOWN OFF. THE DAMAGE IN THIS TORNADO PATH WAS CONSISTENT WITH
MAXIMUM SPEEDS OF 100-105 MPH.

IT CANNOT BE CONCLUSIVELY RULED OUT THAT MORE THAN ONE TORNADO
TOUCHED DOWN ALONG THE 8 MILE LONG DAMAGE PATH.

ACKNOWLEDGMENTS:

THE NATIONAL WEATHER SERVICE CHICAGO WOULD LIKE TO THANK THE
KANKAKEE COUNTY EMA...GRANT PARK FIRE PROTECTION DISTRICT...JASPER
COUNTY EMA...DE MOTTE POLICE DEPARTMENT...TRAINED SPOTTERS...AND
THE RESIDENTS OF IMPACTED LOCATIONS FOR THEIR ASSISTANCE WITH THIS
SURVEY.

$$

RC







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