Hail and Damaging Winds in Pennsylvania, November 10, 2002

Name: Hail and Damaging Winds in Pennsylvania, November 10, 2002
Start: 2002-11-10T20:20
End: 2002-11-10T23:00
Location: Pennsylvania

November 10, 2002 · NWS PBZ · 11 events in 9 counties and zones

10 thunderstorm wind, 1 hail, 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: $23,000
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 Nov 10, 7:25 PM EST, 55 minutes earlier.

Area forecast discussion, Nov 10, 7:25 PM EST, 55 minutes before

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE PITTSBURGH PA
725 PM EST SUN NOV 10 2002

UPDATED ZNS FOR TORNADAO WATCH.

FCSTID =   14
PIT   56  61  39  48 /  90  30  10  30
HLG   57  63  40  49 /  90  30  10  30
MGW   57  63  40  49 /  90  30  10  30
ZZV   55  61  39  49 /  90  10  10  10
PHD   54  60  38  49 /  90  10  10  10
FKL   52  57  35  44 /  90  30  10  30
DUJ   52  57  35  44 /  90  30  10  30
LBE   57  62  38  47 /  90  40  10  40
BTP   54  59  37  46 /  90  30  10  30
IDI   56  60  37  46 /  90  40  10  40
ODM   53  59  34  44 /  90  40  10  40

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

Hazardous weather outlook, Nov 10, 6:20 AM EST, 14 hours before

MDZ001-OHZ039>041-048>050-057>059-068-069-PAZ007>009-013>016-020>023-
029>032-WVZ001>004-012-021>023-041-101300-

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE PITTSBURGH PA
620 AM EST SUN NOV 10 2002

THIS HAZARDOUS WEATHER OUTLOOK IS FOR WESTERN PENNSYLVANIA...EAST
CENTRAL OHIO...NORTHERN WEST VIRGINIA AND GARRETT COUNTY MARYLAND.

.DAY ONE...

THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS TODAY ACROSS THE
ENTIRE AREA.  WHILE THESE STORMS CAN FORM ANYWHERE ACROSS THE
FORECAST AREA...THE REGION MOST LIKELY TO BE AFFECTED IS ALONG AND
SOUTH OF INTERSTATE 70...OR ROUGHLY SOUTH OF A LINE FROM ZANESVILLE
OHIO...TO WHEELING WV...TO WASHINGTON PA.

THESE STORMS HAVE THE POTENTIAL OF PRODUCING DAMAGING STRAIGHT-LINE
WINDS OF 60 MPH OR MORE AS THEY MOVE ACROSS THE AREA.

.SPOTTER CALL TO ACTION STATEMENT...

SPOTTER ACTIVATION MAY BE REQUIRED THIS AFTERNOON.

.DAYS TWO THROUGH SEVEN...

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

In the hours before

Special weather statement, Nov 10, 5:45 PM EST, 2 hours 35 minutes before

MDZ001-OHZ039>041-048>050-057>059-068-069-PAZ007>009-013>016-020>023-
029>032-WVZ001>004-012-021>023-041-110300-

SEVERE WEATHER OUTLOOK
NATIONAL WEATHER SERVICE PITTSBURGH PA
545 PM EST SUN NOV 10 2002

...SLIGHT RISK OF SEVERE THUNDERSTORMS THROUGH MIDNIGHT...

THE NATIONAL WEATHER SERVICE SAYS THAT THUNDERSTORMS MAY CONTAIN
STRONG WIND GUSTS AND HEAVY DOWNPOURS OVER THE HEAD OF THE OHIO
REGION THIS EVENING AND TONIGHT.  THERE IS A SLIGHT RISK THAT
THUNDERSTORM WIND GUSTS WILL EXCEED 60 MPH...CAUSING DAMAGE.  LARGE
HAIL IS ALSO A POSSIBILITY WITH THESE THUNDERSTORMS. RAIN AMOUNTS
MAY EXCEED ONE INCH IN A SHORT PERIOD...CAUSING WATER PONDING IN LOW
LYING AREAS. FREQUENT CLOUD TO GROUND LIGHTNING WILL POSE AN
ADDITIONAL THREAT FROM THE THUNDERSTORMS.

A LINE OF SEVERE THUNDERSTORMS DEVELOPED OVER WESTERN OHIO LATE THIS
AFTERNOON...AND THE LINE WILL CONTINUE TO MOVE TOWARD EASTERN
OHIO AND WESTERN PENNSYLVANIA THROUGH THE EVENING HOURS. IF THE
ATMOSPHERE REMAINS UNSTABLE...THE LINE OF INTENSE THUNDERSTORMS WILL
MOVE ACROSS WESTERN PENNSYLVANIA AND WESTERN MARYLAND BEFORE
MIDNIGHT.

IF THE LINE REMAINS UNSTABLE AFTER DARK...THE SKYWARN NET MAY HAVE
TO BE ACTIVATED THIS EVENING AND TONIGHT.

Special weather statement, Nov 10, 7:52 PM EST, 28 minutes before

OHZ039>041-048>050-057>059-068-069-PAZ007>009-013>016-020>023-
029>032-WVZ001>004-012-021-022-110500-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PITTSBURGH PA
752 PM EST SUN NOV 10 2002

THE NATIONAL WEATHER SERVICE HAS ISSUED A TORNADO WATCH EFFECTIVE
THIS SUNDAY NIGHT AND MONDAY MORNING UNTIL 1200 AM EST FOR THE
FOLLOWING COUNTIES...

IN OHIO...

BELMONT             CARROLL             COLUMBIANA
COSHOCTON           GUERNSEY            HARRISON
JEFFERSON           MONROE              MUSKINGUM
NOBLE               TUSCARAWAS

IN PENNSYLVANIA...
ALLEGHENY           ARMSTRONG           BEAVER
BUTLER              CLARION             FAYETTE
FOREST              GREENE              INDIANA
JEFFERSON           LAWRENCE            MERCER
VENANGO             WASHINGTON          WESTMORELAND

IN WEST VIRGINIA...

BROOKE              HANCOCK             MARION
MARSHALL            MONONGALIA          OHIO
WETZEL

A TORNADO WATCH MEANS TORNADOES ARE POSSIBLE. IF TORNADOES BECOME
CERTAIN...WARNINGS WILL BE ISSUED.

The radar

The Pittsburgh radar (KPBZ), 99 km away, was scanning. The volume nearest the first event began at 01:20 UTC.

Open the radar archive at this moment

Event by event

10 thunderstorm wind, 1 hail. Local standard time, as filed.

Thunderstorm Wind, Mercer

When: November 10, 8:20 PM EST
Where: Mercer County, Greenville
Property damage: $5,000
Reported by: TRAINED SPOTTER
Coordinates: 41.417, -80.383

Two houses damaged by wind.

Thunderstorm Wind, Lawrence

When: November 10, 8:45 PM EST
Where: Lawrence County, Wilmington Jct
Property damage: $2,000
Reported by: LAW ENFORCEMENT
Coordinates: 41.083, -80.333

A few trees downed by wind.

Thunderstorm Wind, Venango

When: November 10, 8:56 PM EST
Where: Venango County, 2 mi S of Oil City
Property damage: $1,000
Reported by: LAW ENFORCEMENT
Coordinates: 41.400, -79.717

Trees downed by wind.

Thunderstorm Wind, Venango

When: November 10, 10:04 PM EST
Where: Venango County, Fertigs
Property damage: $1,000
Reported by: LAW ENFORCEMENT
Coordinates: 41.350, -79.600

Trees downed by wind.

Thunderstorm Wind, Allegheny

When: November 10, 10:16 PM EST
Where: Allegheny County, 2 mi W of Imperial
Property damage: $5,000
Reported by: TRAINED SPOTTER
Coordinates: 40.450, -80.283

Wind blew down trees and damaged a roof.

Thunderstorm Wind, Beaver

When: November 10, 10:20 PM EST
Where: Beaver County, Koppel
Property damage: $1,000
Reported by: TRAINED SPOTTER
Coordinates: 40.833, -80.317

Two trees downed by wind.

Thunderstorm Wind, Washington

When: November 10, 10:30 PM EST
Where: Washington County, Burgettstown
Property damage: $2,000
Reported by: LAW ENFORCEMENT
Coordinates: 40.383, -80.400

Several trees downed by wind.

Hail, Butler

When: November 10, 10:30 PM EST
Where: Butler County, 2 mi N of Harmony
Measured: 0.75 in hail
Reported by: LAW ENFORCEMENT
Coordinates: 40.817, -80.133

Thunderstorm Wind, Butler

When: November 10, 10:33 PM EST
Where: Butler County, 2 mi NW of Evans City
Property damage: $2,000
Reported by: EMERGENCY MANAGER
Coordinates: 40.783, -80.100

Trees downed by wind.

Thunderstorm Wind, Armstrong

When: November 10, 10:55 PM EST
Where: Armstrong County, 3 mi E of Leechburg
Property damage: $2,000
Reported by: LAW ENFORCEMENT
Coordinates: 40.633, -79.550

Trees downed by wind.

Thunderstorm Wind, Westmoreland

When: November 10, 11:00 PM EST
Where: Westmoreland County, 4 mi E of Monessen
Property damage: $2,000
Reported by: LAW ENFORCEMENT
Coordinates: 40.150, -79.800

Trees downed by wind.

What these are

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.
Hail: Hail three-quarters of an inch or larger, or smaller hail that caused damage, filed with the largest stone measured.

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

The same day elsewhere

Every storm in Pennsylvania in 2002 Every state in 2002 This day in weather history Warnings in Pennsylvania, November 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: 5323156, 5323157, 5323158, 5323159, 5323160, 5323161, 5323162, 5323163, 5323164, 5323165, 5323166.