Alert archive / Pennsylvania / Severe Thunderstorm Warnings in 1993
Severe Thunderstorm Warning 22, NWS State College, PA
NWS State College, PA issued this severe thunderstorm warning at Jun 15, 1993, 4:14 PM EDT for Bradford County, Pennsylvania. It was in force for 61 min.
The area
The counties it named.
The facts
- Issued
- Jun 15, 1993, 4:14 PM EDT (20:14 UTC)
- Expired
- Jun 15, 1993, 5:15 PM EDT
- In force
- 61 min
- Issued by
- NWS State College, PA
- Area
- Whole counties
County Bradford County, PA
The nearest sounding before it
Buffalo Intl Airport, NY (KBUF), launched 12:00Z, 8.2 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.
- Mixed-layer CAPE
- 98 J/kg
- Mixed-layer CIN
- -69 J/kg
- Mixed-layer LCL
- 815 m above ground
- 0-6 km bulk shear
- 30 kt
- 0-1 km storm-relative helicity
- -54 m²/s²
- 0-3 km storm-relative helicity
- 90 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.
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, Jun 15, 3:14 PM EDT, 1 hour before
PAC008-009-152200- SPECIAL WEATHER STATEMENT...THUNDERSTORMS NATIONAL WEATHER SERVICE HARRISBURG PA 315 PM EDT TUE JUN 15 1993 ...A FEW THUNDERSTORMS HAVE FORMED SOUTH OF THE MASON AND DIXON LINE... AT 300 PM HARRISBURG RADAR SHOWED A LINE OF THUNDERSTORMS FROM JUST SOUTH OF HAGERSTOWN MARYLAND SOUTHWESTWARD ALONG THE MOUNTAIN RIDGE. THE THUNDERSTORMS WERE MOVING EAST NORTHEAST AROUND 20 MPH AND INTENSIFYING. BY AROUND 4PM THUNDERSTORMS WILL BE IN THE SOUTHERN LOWER SUSQUEHANNA VALLEY SOUTHWEST OF GETTYSBURG. THESE THUNDERSTORMS MAY CONTAIN GUSTY WIND...HAIL AND BRIEF HEAVY RAINS AS WELL AS DEADLY LIGHTNING. LIGHTNING CAN AND SOMETIMES DOES KILL. A CAR PROVIDES GOOD PROTECTION FROM LIGHTNING...TREES DO NOT. KOWALZYK
Special weather statement, Jun 15, 3:14 PM EDT, 1 hour before
PAC008-009-152200- SPECIAL WEATHER STATEMENT...THUNDERSTORMS NATIONAL WEATHER SERVICE HARRISBURG PA 315 PM EDT TUE JUN 15 1993 ...A FEW THUNDERSTORMS HAVE FORMED SOUTH OF THE MASON AND DIXON LINE... AT 300 PM HARRISBURG RADAR SHOWED A LINE OF THUNDERSTORMS FROM JUST SOUTH OF HAGERSTOWN MARYLAND SOUTHWESTWARD ALONG THE MOUNTAIN RIDGE. THE THUNDERSTORMS WERE MOVING EAST NORTHEAST AROUND 20 MPH AND INTENSIFYING. BY AROUND 4PM THUNDERSTORMS WILL BE IN THE SOUTHERN LOWER SUSQUEHANNA VALLEY SOUTHWEST OF GETTYSBURG. THESE THUNDERSTORMS MAY CONTAIN GUSTY WIND...HAIL AND BRIEF HEAVY RAINS AS WELL AS DEADLY LIGHTNING. LIGHTNING CAN AND SOMETIMES DOES KILL. A CAR PROVIDES GOOD PROTECTION FROM LIGHTNING...TREES DO NOT. KOWALZYK
Special weather statement, Jun 15, 3:15 PM EDT, 59 minutes before
PAZ007-008-014-152000- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE WILLIAMSPORT PA 315 PM EDT TUE JUN 15 1993 ...STRONG THUNDERSTORMS MOVING ACROSS NORTHERN TIOGA COUNTY... AT 315 PM EDT NATIONAL WEATHER SERVICE RADAR SHOWED A LINE OF SHOWERS AND STRONG THUNDERSTORMS EXTENDING FROM NEAR ITHACA NEW YORK INTO NORTHWEST TIOGA COUNTY AROUND KNOXVILLE AND WESTFIELD. THE SHOWERS AND THUNDERSTORMS WERE MOVING EAST AT 35 MILES AN HOUR. THE THUNDERSTORMS WILL MOVE ACROSS NORTHERN TIOGA COUNTY AND SHOULD STAY NORTH OF WELLSBORO. THUNDERSTORMS WILL AFFECT ELKLAND... FARMINGTON AND TROWBRIDGE. THE THUNDERSTORMS SHOULD REACH MOSHERVILLE AND GILLET IN NORTHWEST BRADFORD COUNTY BY 345 OR 400 PM. THE THUNDERSTORMS WILL PRODUCE GUSTY WINDS AND BRIEFLY HEAVY RAIN. LIGHTING IS ONE OF THE GREATEST POTENTIAL KILLERS IN ANY THUNDERSTORM. IF THUNDERSTORMS APPROACH YOUR LOCATION...SEEK SHELTER INSIDE A STRONG BUILDING AND STAY AWAY FROM WINDOWS. A CAR CAN ALSO PROVIDE EXCELLENT PROTECTION FROM LIGHTNING. DO NOT USE ELECTRICAL APPLIANCES OR THE TELEPHONE UNTIL THE THUNDERSTORM HAS PASSED. STAY TUNED TO NOAA WEATHER RADIO FOR LATER STATEMENTS FROM THE NATIONAL WEATHER SERVICE. JSN
Special weather statement, Jun 15, 3:18 PM EDT, 56 minutes before
PAZ007-008-014-152000- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE WILLIAMSPORT PA 315 PM EDT TUE JUN 15 1993 ...STRONG THUNDERSTORMS MOVING ACROSS NORTHERN TIOGA COUNTY... AT 315 PM EDT NATIONAL WEATHER SERVICE RADAR SHOWED A LINE OF SHOWERS AND STRONG THUNDERSTORMS EXTENDING FROM NEAR ITHACA NEW YORK INTO NORTHWEST TIOGA COUNTY AROUND KNOXVILLE AND WESTFIELD. THE SHOWERS AND THUNDERSTORMS WERE MOVING EAST AT 35 MILES AN HOUR. THE THUNDERSTORMS WILL MOVE ACROSS NORTHERN TIOGA COUNTY AND SHOULD STAY NORTH OF WELLSBORO. THUNDERSTORMS WILL AFFECT ELKLAND... FARMINGTON AND TROWBRIDGE. THE THUNDERSTORMS SHOULD REACH MOSHERVILLE AND GILLET IN NORTHWEST BRADFORD COUNTY BY 345 OR 400 PM. THE THUNDERSTORMS WILL PRODUCE GUSTY WINDS AND BRIEFLY HEAVY RAIN. LIGHTING IS ONE OF THE GREATEST POTENTIAL KILLERS IN ANY THUNDERSTORM. IF THUNDERSTORMS APPROACH YOUR LOCATION...SEEK SHELTER INSIDE A STRONG BUILDING AND STAY AWAY FROM WINDOWS. A CAR CAN ALSO PROVIDE EXCELLENT PROTECTION FROM LIGHTNING. DO NOT USE ELECTRICAL APPLIANCES OR THE TELEPHONE UNTIL THE THUNDERSTORM HAS PASSED. STAY TUNED TO NOAA WEATHER RADIO FOR LATER STATEMENTS FROM THE NATIONAL WEATHER SERVICE. JSN
Special weather statement, Jun 15, 3:58 PM EDT, 16 minutes before
PAZ007-008-014-152100- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE WILLIAMSPORT PA 400 PM EDT TUE JUN 15 1993 ...STRONG THUNDERSTORMS MOVING FROM NORTHERN TIOGA INTO NORTHERN BRADFORD COUNTY... AT 400 PM EDT NATIONAL WEATHER SERVICE RADAR SHOWED A LINE OF THUNDERSTORMS EXTENDING FROM NEAR SYRACUSE AND ITHACA NEW YORK INTO NORTHEAST TIOGA COUNTY AROUND LAWRENCEVILLE AND THE HAMMOND RESERVOIR. THE SHOWERS AND THUNDERSTORMS WERE MOVING EAST AT 35 MILES AN HOUR. THE THUNDERSTORMS WILL AFFECT MILLERTON...JACKSON SUMMIT AND DAGGET BY 415 PM AND THEN MOVE INTO NORTHWEST BRADFORD COUNTY NEAR MOSHERVILLE AND GILLET. THUNDERSTORMS WILL MOVE ACROSS NORTHERN BRADFORD COUNTY THROUGH 500 PM AFFECTING SAYRE...ATHENS AND WARREN CENTER...BUT PASSING NORTH OF TOWANDA. THE THUNDERSTORMS WILL PRODUCE GUSTY WINDS AND BRIEFLY HEAVY RAIN. LIGHTING IS ONE OF THE GREATEST POTENTIAL KILLERS IN ANY THUNDERSTORM. IF THUNDERSTORMS APPROACH YOUR LOCATION...SEEK SHELTER INSIDE A STRONG BUILDING AND STAY AWAY FROM WINDOWS. A CAR CAN ALSO PROVIDE EXCELLENT PROTECTION FROM LIGHTNING. DO NOT USE ELECTRICAL APPLIANCES OR THE TELEPHONE UNTIL THE THUNDERSTORM HAS PASSED. STAY TUNED TO NOAA WEATHER RADIO FOR LATER STATEMENTS FROM THE NATIONAL WEATHER SERVICE. JSN/TG/KF
Special weather statement, Jun 15, 4:00 PM EDT, 14 minutes before
PAZ007-008-014-152100- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE WILLIAMSPORT PA 400 PM EDT TUE JUN 15 1993 ...STRONG THUNDERSTORMS MOVING FROM NORTHERN TIOGA INTO NORTHERN BRADFORD COUNTY... AT 400 PM EDT NATIONAL WEATHER SERVICE RADAR SHOWED A LINE OF THUNDERSTORMS EXTENDING FROM NEAR SYRACUSE AND ITHACA NEW YORK INTO NORTHEAST TIOGA COUNTY AROUND LAWRENCEVILLE AND THE HAMMOND RESERVOIR. THE SHOWERS AND THUNDERSTORMS WERE MOVING EAST AT 35 MILES AN HOUR. THE THUNDERSTORMS WILL AFFECT MILLERTON...JACKSON SUMMIT AND DAGGET BY 415 PM AND THEN MOVE INTO NORTHWEST BRADFORD COUNTY NEAR MOSHERVILLE AND GILLET. THUNDERSTORMS WILL MOVE ACROSS NORTHERN BRADFORD COUNTY THROUGH 500 PM AFFECTING SAYRE...ATHENS AND WARREN CENTER...BUT PASSING NORTH OF TOWANDA. THE THUNDERSTORMS WILL PRODUCE GUSTY WINDS AND BRIEFLY HEAVY RAIN. LIGHTING IS ONE OF THE GREATEST POTENTIAL KILLERS IN ANY THUNDERSTORM. IF THUNDERSTORMS APPROACH YOUR LOCATION...SEEK SHELTER INSIDE A STRONG BUILDING AND STAY AWAY FROM WINDOWS. A CAR CAN ALSO PROVIDE EXCELLENT PROTECTION FROM LIGHTNING. DO NOT USE ELECTRICAL APPLIANCES OR THE TELEPHONE UNTIL THE THUNDERSTORM HAS PASSED. STAY TUNED TO NOAA WEATHER RADIO FOR LATER STATEMENTS FROM THE NATIONAL WEATHER SERVICE. JSN/TG/KF
The office that day
Everything else NWS State College, PA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 15, 4:28 PM EDT | Tornado Warning | CTP | Bradford | 62 min |
| Jun 15, 5:11 PM EDT | Tornado Warning | CTP | Bradford | 49 min |
| Jun 15, 5:55 PM EDT | Tornado Warning | CTP | Bradford | 35 min |
| Jun 15, 6:24 PM EDT | Tornado Warning | CTP | Bradford | 36 min |
Nearby
Severe Thunderstorm Warnings in Pennsylvania, 1993Every severe thunderstorm warning in 1993
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.