Alert archive / Pennsylvania / Flash Flood Warnings in 1994

Flash Flood Warning 5, NWS State College, PA

June 28, 1994Bradford County, Pennsylvania

NWS State College, PA issued this flash flood warning at Jun 28, 1994, 12:45 AM EDT for Bradford County, Pennsylvania. It was in force for 3 hr.

The area

The counties it named.

The facts

Issued
Jun 28, 1994, 12:45 AM EDT (04:45 UTC)
Expired
Jun 28, 1994, 3:45 AM EDT
In force
3 hr
Issued by
NWS State College, PA
Area
Whole counties

County Bradford County, PA

The nearest sounding before it

Buffalo Intl Airport, NY (KBUF), launched 00:00Z, 4.8 hours before the alert went out and 220 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, Buffalo Intl Airport, NY at 00:00Z on 1994-06-28Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCLEL10008507005003002001001 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, Buffalo Intl Airport, NY at 00:00Z on 1994-06-28The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 0 square meters per square second.1939Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
512 m above ground
0-6 km bulk shear
12 kt
0-1 km storm-relative helicity
0 m²/s²
0-3 km storm-relative helicity
22 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KIPT 280445
FFWIPT
PAC015-280745-
 
BULLETIN - EBS ACTIVATION REQUESTED
FLOOD WARNING
NATIONAL WEATHER SERVICE WILLIAMSPORT PA
1245 AM EDT TUE JUN 28 1994
 
THE NATIONAL WEATHER SERVICE IN WILLIAMSPORT HAS ISSUED A
FLOOD WARNING EFFECTIVE UNTIL  400 AM EDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN NORTH CENTRAL PENNSYLVANIA
 
   ...BRADFORD COUNTY
 
BRADFORD EMERGENCY MANAGEMENT REPORTS THAT MODERATE TO HEAVY IS FALLING
ACROSS THEIR COUNTY. THIS RAIN IS FALLING ON GROUND ALREADY SATURATED
FROM HEAVY RAIN THAT FELL ON MONDAY. NO REPORTS OF ANY FLOODING HAVE
BEEN RECEIVED YET. HOWEVER...SIMILAR RAINS HAVE PRODUCED FLOODING IN
NEIGHBORING TIOGA COUNTY. THEREFORE A FLOOD WARNING IS IN EFFECT FOR
RESIDENTS OF BRADFORD COUNTY. RESIDENTS OF BRADFORD COUNTY SHOULD BE ON
THE ALERT FOR RAPIDLY RISING WATER AND MOVE TO HIGHER GROUND IF FLOODING
IS OBSERVED.
 
BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE
THE DANGERS OF FLOODING.  IF FLOODING IS OBSERVED...ACT QUICKLY.
MOVE UP TO HIGHER GROUND TO ESCAPE FLOOD WATERS.  DO NOT STAY IN
AREAS SUBJECT TO FLOODING WHEN WATER BEGINS RISING.
 
NEMETH/WOODWORTH
 
&
NNNN

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

Local storm report, Jun 27, 7:15 PM EDT, 5 hours 30 minutes before
LOCAL STORM REPORT
NATIONAL WEATHER SERVICE WILLIAMSPORT PA
715 PM EDT MON JUN 27 1994

THE FOLLOWING EVENTS OCCURRED ON MONDAY, JUNE 27.

LOCATION        COUNTY      TIME/EDT           REPORT

COLLEY TWP      SULLIVAN    1440        NUMEROUS (SEVERAL DOZEN) LARGE
DUTCH MOUNTIAN                          TREES DAMAGED, TREE LIMBS
                                        ON POWER LINES WITH POWER
                                        LINES DOWNED.

COLLEY TWP      SULLIVAN    1445        OVER 100 TREES DAMAGED, TOPS
STARR ROAD                              SHEARED OFF AND UPROOTED.

COLLEY TWP      SULLIVAN    1455        TREES DOWNED, POWER LINES DOWN
                                        ACROSS PENNSYLVANIA STATE
                                        ROUTE 87.

TUSCARORA TWP   BRADFORD    1520        MORE THAN 1 DOZEN TREES
NEAR SILVARA                            DOWNED, 1 HOME WITH MODERATE
                                        STRUCTURAL DAMAGE, 1 BARN WITH
                                        MODERATE STRUCTURAL DAMAGE.
                                        OTHER BUILDINGS REPORTED
                                        DAMAGED, NUMBER AND EXTENT
                                        UNKNOWN AT PRESENT.

NEMETH
Local storm report, Jun 27, 7:18 PM EDT, 5 hours 27 minutes before
LOCAL STORM REPORT
NATIONAL WEATHER SERVICE WILLIAMSPORT PA
715 PM EDT MON JUN 27 1994

THE FOLLOWING EVENTS OCCURRED ON MONDAY, JUNE 27.

LOCATION        COUNTY      TIME/EDT           REPORT

COLLEY TWP      SULLIVAN    1440        NUMEROUS (SEVERAL DOZEN) LARGE
DUTCH MOUNTIAN                          TREES DAMAGED, TREE LIMBS
                                        ON POWER LINES WITH POWER
                                        LINES DOWNED.

COLLEY TWP      SULLIVAN    1445        OVER 100 TREES DAMAGED, TOPS
STARR ROAD                              SHEARED OFF AND UPROOTED.

COLLEY TWP      SULLIVAN    1455        TREES DOWNED, POWER LINES DOWN
                                        ACROSS PENNSYLVANIA STATE
                                        ROUTE 87.

TUSCARORA TWP   BRADFORD    1520        MORE THAN 1 DOZEN TREES
NEAR SILVARA                            DOWNED, 1 HOME WITH MODERATE
                                        STRUCTURAL DAMAGE, 1 BARN WITH
                                        MODERATE STRUCTURAL DAMAGE.
                                        OTHER BUILDINGS REPORTED
                                        DAMAGED, NUMBER AND EXTENT
          >                              UNKNOWN AT PRESENT.

NEMETH
Special weather statement, Jun 27, 8:00 PM EDT, 4 hours 45 minutes before
PAZ066-280100-
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE HARRISBURG PA
800 PM EDT MON JUN 27 1994

...SHOWERS AND THUNDERSTORMS WITH VERY HEAVY RAIN MOVING THROUGH
   EASTERN LANCASTER COUNTY...

SHOWERS AND THUNDERSTORMS HAVE BEEN MOVING NORTHEAST ALONG THE EASTERN
BORDER OF LANCASTER COUNTY.  THESE STORMS WERE PRODUCING VERY HEAVY
RAINFALL AND ARE LIKELY TO CAUSE LOCALIZED FLOODING OF ROADWAYS AND POOR
DRAINAGE AREAS AS THEY REDEVELOP OVER THE SAME AREA. NEVER TRY TO DRIVE
THROUGH STANDING WATER ON THE ROADWAY. ANYONE LIVING IN FLOOD PRONE AREAS
SHOULD STAY ALERT FOR FLOODING IF HEAVY RAINFALL OCCURS.

STAY TUNED TO NOAA WEATHER RADIO FOR FURTHER UPDATES AND POSSIBLE WARNINGS.

COWDRIGHT

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 28, 4:10 AM EDTFlash Flood WarningCTPBradford2 hr

Nearby

Flash Flood Warnings in Pennsylvania, 1994Every flash flood warning in 1994

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.