Alert archive / Pennsylvania / Flash Flood Warnings in 1992
Flash Flood Warning 3, NWS State College, PA
NWS State College, PA issued this flash flood warning at Apr 21, 1992, 11:28 PM EDT for Adams County, Pennsylvania. It was in force for 62 min.
The area
The counties it named.
The facts
- Issued
- Apr 21, 1992, 11:28 PM EDT (03:28 UTC)
- Expired
- Apr 22, 1992, 12:30 AM EDT
- In force
- 62 min
- Issued by
- NWS State College, PA
- Area
- Whole counties
County Adams County, PA
The nearest sounding before it
Washington/Dulle, VA (KIAD), launched 00:00Z, 3.5 hours before the alert went out and 104 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.
- Mixed-layer CAPE
- 230 J/kg
- Mixed-layer CIN
- -7 J/kg
- Mixed-layer LCL
- 635 m above ground
- 0-6 km bulk shear
- 42 kt
- 0-1 km storm-relative helicity
- 269 m²/s²
- 0-3 km storm-relative helicity
- 339 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 1.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KHAR 220326 FFWHAR PAC001-220430- BULLETIN - EBS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE HARRISBURG PA 1128 PM EDT TUE APR 21 1992 THE NATIONAL WEATHER SERVICE IN HARRISBURG HAS ISSUED A FLASH FLOOD WARNING EFFECTIVE UNTIL 1230 AM EDT FOR PEOPLE IN THE FOLLOWING LOCATIONS...... IN SOUTH CENTRAL PENNSYLVANIA ...ADAMS COUNTY AT 1120 PM WEATHER SERVICE RADAR SHOWED HEAVY RAIN OVER ADAMS COUNTY. EMERGENCY MANAGEMENT PERSONNEL IN ADAMS COUNTY REPORTED THAT AT LEAST TWENTY ROADS HAD BEEN CLOSED DUE TO FLOODING AND THAT THE SMALL STREAMS IN THE ADAMS COUNTY AREA WERE BANKFULL. EMERGENCY MANAGEMENT PERSONNEL ALSO REPORTED TWO AND ONE HALF INCHES OF PRECIPITATION HAD FALLEN OVER GETTYSBURG AND UP TO FOUR INCHES IN FAIRFIELD. A FLASH FLOOD WARNING MEANS THAT FLOODING IS OCCURRING OR IS IMMINENT. MOST FLASH FLOOD DEATHS OCCUR IN AUTOMOBILES. DO NOT ATTEMPT TO CROSS BRIDGES...DIPS...OR LOW SPOTS IF WATER COVERS THE ROADWAY. NEVER TRY TO CROSS A FLOWING STREAM...EVEN A SMALL ONE...ON FOOT. TO ESCAPE RISING WATER MOVE UP TO HIGHER GROUND.
What forecasters said that day
The local office's own words before this flash flood 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, Apr 21, 6:40 PM EDT, 4 hours 48 minutes before
PAZ006-009-013-220300- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE HARRISBURG PA 635 PM EDT TUE APR 21 1992 ...FLOOD WATCH IN EFFECT FOR STREAMS AND CREEK TONIGHT FOR CENTRE... HUNTINGDON...FULTON...MIFFLIN...JUNIATA...AND FRANKLIN COUNTIES... ....HEAVY RAINS OVER NORTHERN MARYLAND MOVING INTO THE CENTRAL MOUNTAINS AND THE LOWER SUSQUEHANNA VALLEY... AT 615 PM A SKYWARN SPOTTER IN MARYLAND REPORTED UP TO 5 INCHES OF RAIN AN HOUR FALLING OVER THE BERKELEY AND JEFFERSON COUNTY AREAS IN NORTHERN MARYLAND. STATE POLICE IN FULTON COUNTY PENNSYLVANIA REPORTED HEAVY RAINS ARE OCCURRING IN FULTON COUNTY ALONG WITH PATCHY FOG. EMERGENCY MANAGEMENT PERSONNEL IN FRANKLIN COUNTY HAVE REPORTED MINOR ROADWAY FLOODING HAS BEGUN WITHIN THE PAST HOUR. THE HEAVY RAINS THAT WERE OCCURRING OVER NORTHERN MARYLAND THE PAST HOUR HAVE MOVED INTO FRANKLIN...FULTON AND HUNTINGDON COUNTIES. PERSONS IN THESE AREAS SHOULD BE ALERT FOR ANY ROADWAY F LOODING ALONG WITH STREAMS OR CREEKS IN THESE AREAS REACHING OR EXCEEDING BANKFUL LEVELS. REMEMBER NEVER DRIVE THROUGH FLOODED ROADWAYS. IF FLOODING BEGINS NEAR YOUR AREA GO TO HIGHER GROUND IMMEDIATELY. WSO HAR CRUZ
Special weather statement, Apr 21, 8:36 PM EDT, 2 hours 52 minutes before
PAZ006-009-013-220400- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE HARRISBURG PA 830 PM EDT TUE APR 21 1992 ...FLOOD WATCH IN EFFECT FOR STREAMS AND CREEK TONIGHT FOR CENTRE... HUNTINGDON...FULTON...MIFFLIN...JUNIATA...AND FRANKLIN COUNTIES... ...SMALL STREAM FLOOD WATCH TONIGHT FOR THE LOWER SUSQUEHANNA VALLEY... ....HEAVY RAINS CONTINUE OVER THE CENTRAL MOUNTAINS AND THE LOWER SUSQUEHANNA VALLEY... AT 830 PM WEATHER SERVICE RADAR IN HARRISBURG SHOWED HEAVY RAIN OVER THE CENTRAL MOUNTAINS AND THE SOUTHEASTERN PORTIONS OF THE LOWER SUSQUEHANNA VALLEY TO INCLUDE THE COUNTIES OF CENTRE...FRANKLIN...AND FULTON. THE WEATHER SERVICE OFFICE IN PITTSBURG REPORTED THAT THE RAIN GAUGES IN FRANKLIN AND FULTON COUNTIES WERE RECEIVING CLOSE TO ONE AND ONE HALF INCHES OF RAIN PER HOUR. STATE POLICE IN FULTON COUNTY REPORTED THAT THERE WAS NO SERIOUS FLOODING AT THIS TIME. EMERGENCY MANAGEMENT PERSONNEL IN FRANKLIN COUNTY REPORTED MINOR STREET FLOODING PROBLEMS. PERSONS LIVING NEAR OR IN THESE COUNTIES SHOULD BE ALERT FOR ANY ROADWAY FLOODING ALONG WITH STREAMS OR CREEKS IN THESE AREAS REACHING OR EXCEEDING BANKFUL LEVELS. REMEMBER NEVER DRIVE THROUGH FLOODED ROADWAYS. IF FLOODING BEGINS NEAR YOUR AREA GO TO HIGHER GROUND IMMEDIATELY. WSO HAR CRUZ
Special weather statement, Apr 21, 8:40 PM EDT, 2 hours 48 minutes before
PAZ006-009-013-220400- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE HARRISBURG PA 830 PM EDT TUE APR 21 1992 ...FLOOD WATCH IN EFFECT FOR STREAMS AND CREEK TONIGHT FOR CENTRE... HUNTINGDON...FULTON...MIFFLIN...JUNIATA...AND FRANKLIN COUNTIES... ...SMALL STREAM FLOOD WATCH TONIGHT FOR THE LOWER SUSQUEHANNA VALLEY... ....HEAVY RAINS CONTINUE OVER THE CENTRAL MOUNTAINS AND THE LOWER SUSQUEHANNA VALLEY... AT 830 PM WEATHER SERVICE RADAR IN HARRISBURG SHOWED HEAVY RAIN OVER THE CENTRAL MOUNTAINS AND THE SOUTHWESTERN PORTIONS OF THE LOWER SUSQUEHANNA VALLEY TO INCLUDE THE COUNTIES OF CENTRE...FRANKLIN...AND FULTON. THE WEATHER SERVICE OFFICE IN PITTSBURG REPORTED THAT THE RAIN GAUGES IN FRANKLIN AND FULTON COUNTIES WERE RECEIVING CLOSE TO ONE AND ONE HALF INCHES OF RAIN PER HOUR. STATE POLICE IN FULTON COUNTY REPORTED THAT THERE WAS NO SERIOUS FLOODING AT THIS TIME. EMERGENCY MANAGEMENT PERSONNEL IN FRANKLIN COUNTY REPORTED MINOR STREET FLOODING PROBLEMS. PERSONS LIVING NEAR OR IN THESE COUNTIES SHOULD BE ALERT FOR ANY ROADWAY FLOODING ALONG WITH STREAMS OR CREEKS IN THESE AREAS REACHING OR EXCEEDING BANKFUL LEVELS. REMEMBER NEVER DRIVE THROUGH FLOODED ROADWAY.S. IF FLOODING BEGINS NEAR YOUR AREA GO TO HIGHER GROUND IMMEDIATELY. WSO HAR CRUZ
Special weather statement, Apr 21, 10:28 PM EDT, 1 hour before
PAZ006-009-013-220600- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE HARRISBURG PA 1025 PM EDT TUE APR 21 1992 ...FLOOD WATCH EXTENDED UNTIL 400 AM FOR THE SOUTH CENTRAL PENNSYLVANIA MOUNTAINS...FULTON...MIFFLIN...JUNIATA...HUNTINGDON...AND FRANKLIN COUNTIES... ...SMALL STREAM FLOOD WATCH TONIGHT FOR THE LOWER SUSQUEHANNA VALLEY... ....HEAVY RAINS CONTINUE OVER THE SOUTCH CENTRAL MOUNTAINS AND THE LOWER SUSQUEHANNA VALLEY... AT 1015 PM WEATHER SERVICE RADAR IN HARRISBURG SHOWED HEAVY RAIN OVER THE SOUTH CENTRAL MOUNTAINS ALSO THE NORTHERN AND SOUTHWESTERN PORTIONS OF THE LOWER SUSQUEHANNA VALLEY TO INCLUDE THE COUNTIES OF CENTRE...FRANKLIN...AND FULTON. A NATIONAL WEATHER SERVICE OFFICE EMPLOYEE REPORTED PRECIPITATION AMOUNTS OF 2.95 INCHES JUST NORTH OF THE CHAMBERSBURG AREA. A SKY WARN OBSERVER IN DILLSBURG REPORTED PRECIPITATION AMOUNTS OF 1.93 INCHES. AS OF 10 PM THE HARRISBURG AREA WAS REPORTING 1.40 INCHES. THE RAINS MOVING INTO THE SOUTH CENTRAL MOUNTAINS AND THE LOWER SUSQUEHANNA VALLEY ARE COMING FROM WESTERN VIRGINIA...THE EASTERN PANHANDLE OF WEST VIRGINIA AND WESTERN MARYLAND WHERE MANY COUNTIES ARE REPORTING MAJOR FLASH FLOOD CONDITIONS. PERSONS LIVING NEAR OR IN THE SOUTH CENTRAL MOUNTAINS AND THE LOWER SUSQUEHANNA VALLEY SHOULD BE ALERT FOR ANY ROADWAY FLOODING ALONG WITH STREAMS OR CREEKS IN THESE AREAS REACHING OR EXCEEDING BANKFUL LEVELS. REMEMBER NEVER DRIVE THROUGH FLOODED ROADWAY S. IF FLOODING BEGINS NEAR YOUR AREA GO TO HIGHER GROUND IMMEDIATELY. WSO HAR CRUZ
Nearby
Flash Flood Warnings in Pennsylvania, 1992Every flash flood 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; the sounding from the Mesonet's radiosonde archive.