Alert archive / Pennsylvania / Severe Thunderstorm Warnings in 1992

Severe Thunderstorm Warning 76, NWS State College, PA

September 10, 1992Pike County, Pennsylvania

NWS State College, PA issued this severe thunderstorm warning at Sep 10, 1992, 7:09 PM EDT for Pike County, Pennsylvania. It was in force for 66 min. 1 report came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued
Sep 10, 1992, 7:09 PM EDT (23:09 UTC)
Expired
Sep 10, 1992, 8:15 PM EDT
In force
66 min
Issued by
NWS State College, PA
Area
Whole counties

County Pike County, PA

What was reported inside it

TimeReportWhereRemark
Sep 10, 7:15 PM EDTHail 1Pike, PA

NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in. Storm Data before 1996 records only tornadoes, thunderstorm wind and hail.

The nearest sounding before it

Albany, NY (KALB), launched 12:00Z, 11.2 hours before the alert went out and 181 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-pSkew-T log-p diagram, Albany, NY at 12:00Z on 1992-09-10Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 236 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Albany, NY at 12:00Z on 1992-09-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 105 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
236 J/kg
Mixed-layer CIN
-32 J/kg
Mixed-layer LCL
634 m above ground
0-6 km bulk shear
40 kt
0-1 km storm-relative helicity
105 m²/s²
0-3 km storm-relative helicity
105 m²/s²
Significant tornado parameter
0.1
Supercell composite
1.5

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
TTAA00 KABE 102312
SVRABE
PAC103-110015-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE ALLENTOWN PA
709 PM EDT THU SEP 10 1992
 
THE NATIONAL WEATHER SERVICE IN ALLENTOWN HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  815 PM EDT
FOR PEOPLE IN THE FOLLOWING LOCATIONS......
 
IN NORTHEAST PENNSYLVANIA
 
   ...PIKE COUNTY
 
AT 705 PM EDT A WEATHER SPOTTER REPORTED NICKEL SIZED HAIL IN A
THUNDERSTORM IN THE VICINITY OF LAKE WALLENPAUPACK...PIKE COUNTY. THIS
STORM IS MOVING TOWARDS THE EAST NORTHEAST AT ABOUT 30 MPH.
 
 
 
 
 
SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 55
MPH...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN.
FOR
 YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR
OF YOUR HOME OR BUSINESS.  HEAVY RAINS FLOOD ROADS QUICKLY SO
DON'T DRIVE INTO AREAS WHERE WATER COVERS THE ROAD.
 
MILLER

What forecasters said that day

The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

In the hours before

Special weather statement, Sep 10, 4:02 PM EDT, 3 hours 7 minutes before
PAZ006-008-009-013-102130-
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE HARRISBURG PA
400 PM EDT THU SEP 10 1992

...A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR MOST OF CENTRAL AND
PORTIONS OF EASTERN PENNSYLVANIA UNTIL 800 PM...
...A FLOOD WATCH FOR STREAMS AND CREEKS IS IN EFFECT FOR PORTIONS OF CENTRAL
AND SOUTH CENTRAL PENNSYLVANIA UNTIL 800 PM...

AT 350 PM EDT HARRISBURG RADAR SHOWED A LINE OF STRONG THUNDERSTORMS FROM
EASTERN CLINTON COUNTY...SOUTH ACROSS EASTERN CENTRE COUNTY...TO 5 MILES WEST
OF LEWISTOWN IN MIFFLIN COUNTY...TO 10 MILES WEST OF ORBISONIA IN HUNTINGDON
COUNTY...TO AROUND EVERETT IN BEDFORD COUNTY...AND ON SOUTH INTO MARYLAND.

THE STRONGEST STORM WAS LOCATED 10 MILES WEST OF ORBISONIA IN HUNTINGDON COUNTY.THIS STORM WILL CROSS CENTRAL HUNTINGDON COUNTY PASSING NEAR THE ORBISONIA
AND MOUNT UNION AREAS BETWEEN 400 PM AND 445 PM...AND THEN ENTER WESTERN
MIFFLIN AND JUNIATA COUNTIES BETWEEN 445 PM AND 500 PM.  OTHER STRONG STORMS
WERE LOCATED IN MIFFLIN COUNTY AND CENTRAL BEDFORD COUNTY.

THESE STORMS ARE MOVING TO THE EAST AT AROUND 35 MILES PER HOUR.

BE ALERT FOR RAPIDLY CHANGING WEATHER CONDITIONS AND TAKE SHELTER AS THESE
STORMS APPROACH.  THESE STORMS MAY PRODUCE DANGEROUSLY STRONG GUSTY WINDS...
HAIL...HEAVY RAIN AND DEADLY LIGHTNING.  SOME AREAS ARE REPORTING RAINFALL
OF NEAR 1.00 INCH IN LESS THAN AN HOUR WHICH MAY CAUSE PONDING OF WATER
ON ROADWAYS AND MINOR FLOODING IN POOR DRAINAGE AREAS.

STAY TUNED TO THIS STATION FOR FURTHER STATEMENTS AND POSSIBLE WARNINGS
ON THIS POTENTIALLY SEVERE WEATHER SITUATION.

PRA
Special weather statement, Sep 10, 5:01 PM EDT, 2 hours 8 minutes before
PAZ007-008-014-102200-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE WILLIAMSPORT PA
501 PM EDT THU SEP 10 1992

...SEVERE THUNDERSTORM WARNINGS HAVE EXPIRED FOR BRADFORD AND LYCOMING
COUNTIES...

...SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT FOR ALL OF NORTHCENTRAL
PENNSYLVANIA UNTIL 800 PM...

AT 500 PM EDT NATIONAL WEATHER SERVICE RADAR INDICATED A LINE OF
THUNDERSTORMS MOVING OUT OF NORTHCENTRAL PENNSYLVANIA. THE LINE EXTENDED
FROM MONTROSE TO DUSHORE...THEN TO LAIRDSVILLE...LEWISBURG AND
MIDDLEBURG. STRONGEST THUNDERSTORMS WERE IN EASTERN SULLIVAN COUNTY
SOUTHEAST OF LAPORTE AND OVER LEWISBURG IN UNION COUNTY. THE
THUNDERSTORMS WERE MOVING NORTHEAST AT 30 MPH AND THE LINE WAS MOVING
SOUTHEAST AT 20 MPH. THE LINE WILL BE MOVING OUT OF BRADFORD...SULLIVAN
AND LYCOMING COUNTY BY 530 PM EDT.

PERSONS IN THE PATH OF THESE THUNDERSTORMS SHOULD BE ON THE ALERT FOR
RAPIDLY CHANGING WEATHER CONDITIONS AND TAKE SHELTER IF TH8REATENING
WEATHER APPROACHES. EVERYONE WHOULD STAY TUNED TO NOAA WEATHER RADIO OR
LOCAL RADIO OR T.V. FOR LATER STATEMENTS OR POSSIBLE WARNINGS.

FJG/TG/KJF

NNNN
Special weather statement, Sep 10, 6:00 PM EDT, 1 hour 9 minutes before
PAZ007-008-014-102330-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE WILLIAMSPORT PA
600 PM EDT TUE SEP 8 1992

...SEVERE THUNDERSTORM WATCH IN EFFECT UNTIL 800 PM EDT...

AT 555 PM EDT NATIONAL WEATHER SERVICE RADAR INDICATED A LINE OF
STRONG THUNDERSTORMS ACROSS NORTHEASTERN PENNSYLVANIA EXTENDING DOWN
THROUGH ACROSS SOUTHERN COLUMBIA COUNTY AND SOUTHERN NORTHUMBERLAND
COUNTY.  THE STORMS WERE STILL MOVING NORTHEAST AT 30 MPH.

BEHIND THIS LINE OF THUNDERSTORMS WERE SCATTERED AREAS OF HEAVY RAIN
ACROSS NORTHCENTRAL PENNSYLVANIA.  ADDITIONAL HEAVY RAIN COULD PRODUCE
PONDING OF WATER IN LOW-LYING AND POOR DRAINAGE AREAS.

KJF/TG
Special weather statement, Sep 10, 6:18 PM EDT, 51 minutes before
PAZ007-008-014-102330-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE WILLIAMSPORT PA
615 PM EDT TUE SEP 8 1992

...SEVERE THUNDERSTORM WATCH HAS BEEN CANCELLED FOR NORTHCENTRAL
PENNSYLVANIA...

AT 615 PM EDT NATIONAL WEATHER SERVICE RADAR INDICATED STRONG
THUNDERSTORMS MOVING OUT OF NORTHCENTRAL PENNSYLVANIA.
ELSEWHERE...SHOWERS AND A FEW ISOLATED THUNDERSTORMS COVERED MUCH OF
NORTHCENTRAL PENNSYLVANIA.

SINCE THE STRONGEST THUNDERSTORMS HAVE MOVED INTO THE NORTHEASTERN
SECTIONS OF THE STATE...THE SEVERE THUNDERSTORM WATCH HAS BEEN
CANCELLED.

KJF/TG
Special weather statement, Sep 10, 6:30 PM EDT, 39 minutes before
PAZ006-008-009-013-110000-
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE HARRISBURG PA
630 PM EDT THU SEP 10 1992

...THE SEVERE THUNDERSTORM AND FLASH FLOOD WATCH HAS BEEN CANCELLED FOR
WESTERN PENNSYLVANIA...
...THE SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT FOR THE MIDDLE AND
LOWER SUSQUEHANNA VALLEY UNTIL 800 PM...

AT 620 PM EDT HARRISBURG RADAR SHOWED A LINE OF STRONG THUNDERSTORMS FROM
COLUMBIA COUNTY SOUTHWEST ACROSS DOWNTOWN HARRISBURG THEN ACROSS CENTRAL
ADAMS COUNTY AND ACROSS THE MASON AND DIXON LINE INTO MAEYLAND.

THE STORMS WERE MOVING EAST AT AROUND 35 MPH.

BE ALERT FOR RAPIDLY CHANGING WEATHER CONDITIONS AND TAKE SHELTER AS THESE
STORMS APPROACH.  THESE STORMS MAY PRODUCE DANGEROUSLY STRONG GUSTY WINDS...
HAIL...HEAVY RAIN AND DEADLY LIGHTNING.  SOME AREAS ARE REPORTING RAINFALL
OF NEAR 1.00 INCH IN LESS THAN AN HOUR WHICH MAY CAUSE PONDING OF WATER
ON ROADWAYS AND MINOR FLOODING IN POOR DRAINAGE AREAS.  A TREE AND WIRES
WERE DOWNED EARLIER NEAR WAYNESBORO IN FRANKLIN COUNTY.

STAY TUNED TO THIS STATION FOR FURTHER STATEMENTS AND POSSIBLE WARNINGS
ON THIS SEVERE WEATHER SITUATION.

KOWALZYK
Special weather statement, Sep 10, 6:41 PM EDT, 28 minutes before
PAZ006-008-009-013-110000-
SPECIAL WEATHER STATEMENT...CORRECTED
NATIONAL WEATHER SERVICE HARRISBURG PA
640 PM EDT THU SEP 10 1992

...THE SEVERE THUNDERSTORM AND FLASH FLOOD WATCH HAS BEEN CANCELLED FOR
WESTERN PENNSYLVANIA AND THE MIDDLE SUSQUEHANNA VALLEY...
...THE SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT FOR THE LOWER
SUSQUEHANNA VALLEY UNTIL 800 PM...

AT 620 PM EDT HARRISBURG RADAR SHOWED A LINE OF STRONG THUNDERSTORMS FROM
COLUMBIA COUNTY SOUTHWEST ACROSS DOWNTOWN HARRISBURG THEN ACROSS CENTRAL
ADAMS COUNTY AND ACROSS THE MASON AND DIXON LINE INTO MAEYLAND.

THE STORMS WERE MOVING EAST AT AROUND 35 MPH.

BE ALERT FOR RAPIDLY CHANGING WEATHER CONDITIONS AND TAKE SHELTER AS THESE
STORMS APPROACH.  THESE STORMS MAY PRODUCE DANGEROUSLY STRONG GUSTY WINDS...
HAIL...HEAVY RAIN AND DEADLY LIGHTNING.  SOME AREAS ARE REPORTING RAINFALL
OF NEAR 1.00 INCH IN LESS THAN AN HOUR WHICH MAY CAUSE PONDING OF WATER
ON ROADWAYS AND MINOR FLOODING IN POOR DRAINAGE AREAS.  A TREE AND WIRES
WERE DOWNED EARLIER NEAR WAYNESBORO IN FRANKLIN COUNTY.

STAY TUNED TO THIS STATION FOR FURTHER STATEMENTS AND POSSIBLE WARNINGS
ON THIS SEVERE WEATHER SITUATION.

KOWALZYK

The office that day

Everything else NWS State College, PA issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Sep 10, 3:59 PM EDTSevere Thunderstorm WarningCTPBradford61 min
Sep 10, 4:04 PM EDTSevere Thunderstorm WarningCTPLycoming56 min
Sep 10, 4:32 PM EDTSevere Thunderstorm WarningCTPFulton58 min
Sep 10, 4:43 PM EDTSevere Thunderstorm WarningCTPFranklin62 min
Sep 10, 7:11 PM EDTSevere Thunderstorm WarningCTPMonroe64 min

Nearby

Severe Thunderstorm Warnings in Pennsylvania, 1992Every severe thunderstorm warning in 1992

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.