Pennsylvania, 2002

Hail and Damaging Winds in Pennsylvania, July 4, 2002

July 4, 2002 · NWS PBZ · 11 events in 4 counties and zones

7 hail, 4 thunderstorm wind, as filed by the National Weather Service.

Where it happened

Every event with a place to put it. Tap one for its entry below.

  • Tornadoes
  • Tropical storms and surge
  • Floods
  • Wind
  • Hail
  • Winter weather
  • Heat and drought
  • Cold
  • Fire, smoke and dust
  • Marine and coastal
  • Other

Open the live radar over this ground

The toll

Deaths
0
Injuries
0
Property damage
$14,000
Crop damage
None recorded
Events
11

Deaths and injuries are direct and indirect together, as the offices filed them. Damage is property and crops in the dollars of the year, not adjusted for inflation, and only where an office estimated it.

What forecasters said that day

The local office's own words before the first event, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Pittsburgh, PA wrote its last area forecast discussion before the first event at Jul 4, 9:00 AM EST, 3 hours 47 minutes earlier.

Area forecast discussion, Jul 4, 9:00 AM EST, 3 hours 47 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE PITTSBURGH PA
1000 AM EDT THU JUL 4 2002

HOT...STEAMY CONDITIONS WL CONT TODAY OVR CWA AHD OF WK FRONT WHICH IS
CURRENTLY DROPPING S OVR LK ERI.  FRONT SHD SLOWLY SAG SOUTH OVR CWA
LATER TODAY...SETTING UP AREA FOR PM/EVE TSRA.  06Z ETA SHOWS SBCAPES
OF 3000+ AND LI/S TO -7C OVR SRN HALF OF CWA BY THIS PM...WITH ASSTD
LO-LVL MOISTURE CONVG SETTING UP ALG/AHD OF FRONT.  AS A RESULT...EXPCT
TSRA TO POP UP DURG PM HOURS...ESP OVR SRN/MOUNTIAIN COUNTIES...THEN
INTENSIFY WITH APCH OF FRONT.  SPC SHOWS SLGT RISK SVR OVR SERN CORNER
OF CWA...LOOKS GOOD FOR NOW.  APPRS FRONT WL TAKE ITS TIME MOVG SOUTH
ACRS AREA...NOT PASSING OUT OF MY EXTRM SRN TIER COUNTIES TIL LATE
TONIGHT...SO WL KEEP MENTION OF PRECIP IN FOR THAT AREA THRU THE NIGHT.
OTWS...ONLY COSMETIC CHANGES EXPCTD FOR THIS UPDT.

STRAGER

.PBZ...
MD...NONE.
OH...NONE.
PA...NONE.
WV...NONE.

The radar

The Pittsburgh radar (KPBZ), 55 km away, was scanning. The volume nearest the first event began at 17:49 UTC.

Open the radar archive at this moment

Event by event

7 hail, 4 thunderstorm wind. Local standard time, as filed.

Hail, Westmoreland

When
July 4, 12:47 PM EST
Where
Westmoreland County, Jeanette
Measured
1 in hail
Reported by
TRAINED SPOTTER
Coordinates
40.333, -79.617

Hail, Westmoreland

When
July 4, 12:58 PM EST
Where
Westmoreland County, Greensburg
Measured
0.75 in hail
Reported by
TRAINED SPOTTER
Coordinates
40.300, -79.550

Thunderstorm Wind, Jefferson

When
July 4, 2:25 PM EST
Where
Jefferson County, Stanton
Property damage
$2,000
Reported by
LAW ENFORCEMENT
Coordinates
41.083, -79.133

Thunderstorm winds downed a few large trees.

Hail, Allegheny

When
July 4, 3:06 PM EST
Where
Allegheny County, North Braddock
Measured
0.88 in hail
Reported by
TRAINED SPOTTER
Coordinates
40.417, -79.833

Hail, Allegheny

When
July 4, 3:06 PM EST
Where
Allegheny County, East Mc Keesport
Measured
0.75 in hail
Reported by
TRAINED SPOTTER
Coordinates
40.383, -79.800

Hail, Westmoreland

When
July 4, 3:47 PM EST
Where
Westmoreland County, Greensburg
Measured
0.75 in hail
Reported by
TRAINED SPOTTER
Coordinates
40.300, -79.550

Hail, Westmoreland

When
July 4, 4:00 PM EST
Where
Westmoreland County, Latrobe
Measured
0.75 in hail
Reported by
TRAINED SPOTTER
Coordinates
40.300, -79.383

Thunderstorm Wind, Westmoreland

When
July 4, 4:10 PM EST
Where
Westmoreland County, Ligonier
Property damage
$5,000
Reported by
LAW ENFORCEMENT
Coordinates
40.250, -79.233

Thunderstorm winds downed several large trees.

Thunderstorm Wind, Westmoreland

When
July 4, 4:15 PM EST
Where
Westmoreland County, Manor
Property damage
$2,000
Reported by
LAW ENFORCEMENT
Coordinates
40.333, -79.667

Thunderstorm winds downed a few trees.

Hail, Westmoreland

When
July 4, 4:35 PM EST
Where
Westmoreland County, Laughlintown
Measured
1 in hail
Reported by
TRAINED SPOTTER
Coordinates
40.217, -79.200

Thunderstorm Wind, Fayette

When
July 4, 9:45 PM EST
Where
Fayette County, Dunbar
Property damage
$5,000
Reported by
LAW ENFORCEMENT
Coordinates
39.967, -79.617

Thunderstorm winds downed several trees.

What these are

Hail
Hail three-quarters of an inch or larger, or smaller hail that caused damage, filed with the largest stone measured.
Thunderstorm Wind
Winds from a thunderstorm of 50 knots (58 mph) or more, or lower winds that caused damage or casualties. Measured gusts are marked MG, estimated EG.

After NWS Directive 10-1605, the rules offices file Storm Data by.

The same day elsewhere

More

Every storm in Pennsylvania in 2002Every state in 2002This day in weather historyWarnings in Pennsylvania, July 2002

Sources

NOAA National Centers for Environmental Information, Storm Events Database, compiled from the National Weather Service’s monthly Storm Data. Complete through 2026-06; NCEI adds each month about 75 days after it ends and revises past years a few times a year. Rebuilt 2026-09-24. Each event’s entry at NCEI: 5308263, 5308264, 5308267, 5308265, 5308266, 5308268, 5308269, 5308270, 5308271, 5308272, 5308273.