Alert archive / Pennsylvania / Severe Thunderstorm Warnings in 1994
Severe Thunderstorm Warning 39, NWS State College, PA
NWS State College, PA issued this severe thunderstorm warning at Jun 12, 1994, 3:50 PM EDT for Montour County, Pennsylvania. It was in force for 25 min.
The area
The counties it named.
The facts
- Issued
- Jun 12, 1994, 3:50 PM EDT (19:50 UTC)
- Expired
- Jun 12, 1994, 4:15 PM EDT
- In force
- 25 min
- Issued by
- NWS State College, PA
- Area
- Whole counties
County Montour County, PA
The nearest sounding before it
Washington/Dulle, VA (KIAD), launched 12:00Z, 7.8 hours before the alert went out and 240 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
- 219 J/kg
- Mixed-layer CIN
- -27 J/kg
- Mixed-layer LCL
- 577 m above ground
- 0-6 km bulk shear
- 36 kt
- 0-1 km storm-relative helicity
- 129 m²/s²
- 0-3 km storm-relative helicity
- 137 m²/s²
- Significant tornado parameter
- 0.1
- Supercell composite
- 1.3
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KHAR 121950 RRA SVRHAR PAC093-097-119-122015- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE HARRISBURG PA 350 PM EDT SUN JUN 12 1994 THE NATIONAL WEATHER SERVICE IN HARRISBURG HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 415 PM EDT FOR PEOPLE IN THE FOLLOWING LOCATION...S... IN CENTRAL PENNSYLVANIA ...MONTOUR COUNTY...NORTHERN NORTHUMBERLAND COUNTY ...UNION COUNTY AT 3:45 PM A CALL FROM STATE COLLEGE WEATHER OFFICE REPORTED THE WEATHER RADAR AT STATE COLLEGE SHOWED A STRONG THUNDERSTORM IN UNION COUNTY. THE THUNDERSTORM IS MOVING TO THE EAST ATBOUT 30 MPH. GUSTY WINDS AND HA ARE POSSIBLE WITH THIS THUNDERSTORM. WHEN THUNDERSTORMS ARE OCCURRING...PEOPLE SHOULD MOVE INSIDE A STRONG BUILDING. DO NOT STAND BY WINDOWS. DON'T USE TELEPHONES OR ELECTRICAL APPLIANCES UNLESS IN AN EMERGENCY UNTIL THE STORM HAS PASSED. MOTORISTS SHOULD NOT DRIVE INTO LOW WATER CROSSINGS. | NNNN
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 12, 2:40 PM EDT, 1 hour 10 minutes before
PAZ036-056-057-059-063>066-122100- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE HARRISBURG PA 240 PM EDT SUN JUN 12 1994 ...STRONG THUNDERSTORM OVER NORTHERN FRANKLIN COUNTY... AT 230 PM HARRISBURG RADAR SHOWED A THUNDERSTORM WITH VERY HEAVY RAIN OVER NORTHERN FRANKLIN COUNTY. THIS STORM WAS MOVING TOWARD THE EAST AT 30 MILES AN HOUR AND WILL BE ENTERING CUMBERLAND COUNTY BY 245 PM. IN ADDITION TO VERY HEAVY DOWNPOURS...GUSTY WINDS AND LIGHTNING ARE LIKELY AS THIS STORM MOVES OVERHEAD. MATUSIEWICZ
Special weather statement, Jun 12, 2:40 PM EDT, 1 hour 10 minutes before
PAZ012-037-038-041-042-045-046-049>052-121930- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE WILLIAMSPORT PA 240 PM EDT SUN JUN 12 1994 ...A LINE OF SHOWERS AND THUNDERSTORM MOVING THROUGH PORTIONS OF NORTHCENTRAL PENNSYLVANIA... AT 235 PM EDT...NATIONAL WEATHER SERVICE RADAR INDICATED A LINE OF SHOWERS AND THUNDERSTORMS EXTENDING FROM ELMIRA NEW YORK TO WELLSBORO TO CAMMAL THEN TO BELLEFONTE. THE STRONGEST THUNDERSTORMS WERE SOUTHEAST OF LAWRENCEVILLE IN NORTHEAST TIOGA COUNTY...SOUTH OF CAMMAL IN LYCOMING COUNTY AND NORTHEAST OF BELLEFONTE. THESE SHOWERS AND THUNDERSTORMS WERE MOVING EAST-NORTHEAST AT AROUND 30 MPH AND WILL BE MOVING THROUGH PARTS OF CLINTON...TIOGA...LYCOMING AND BRADFORD COUNTIES THROUGH 330 PM EDT. IF YOU ARE IN THE PATH OF THESE THUNDERSTORMS...BE PREPARED FOR HEAVY RAIN...GUSTY WINDS...POSSIBLE SMALL HAIL AND FREQUENT DANGEROUS LIGHTNING. IF THUNDERSTORMS APPROACH YOUR LOCATION...SEEK SHELTER INDOORS AND STAY AWAY FROM WINDOWS. REMEMBER...LIGHTNING CAN KILL. DO NOT USE ELECTRICAL APPLIANCES OR THE TELEPHONE WHEN A THUNDERSTORM IS NEAR. GINGRICH
Special weather statement, Jun 12, 2:40 PM EDT, 1 hour 10 minutes before
PAZ012-037-038-041-042-045-046-049>052-121930- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE WILLIAMSPORT PA 240 PM EDT SUN JUN 12 1994 ...A LINE OF SHOWERS AND THUNDERSTORM MOVING THROUGH PORTIONS OF NORTHCENTRAL PENNSYLVANIA... AT 235 PM EDT...NATIONAL WEATHER SERVICE RADAR INDICATED A LINE OF SHOWERS AND THUNDERSTORMS EXTENDING FROM ELMIRA NEW YORK TO WELLSBORO TO CAMMAL THEN TO BELLEFONTE. THE STRONGEST THUNDERSTORMS WERE SOUTHEAST OF LAWRENCEVILLE IN NORTHEAST TIOGA COUNTY...SOUTH OF CAMMAL IN LYCOMING COUNTY AND NORTHEAST OF BELLEFONTE. THESE SHOWERS AND THUNDERSTORMS WERE MOVING EAST-NORTHEAST AT AROUND 30 MPH AND WILL BE MOVING THROUGH PARTS OF CLINTON...TIOGA...LYCOMING AND BRADFORD COUNTIES THROUGH 330 PM EDT. IF YOU ARE IN THE PATH OF THESE THUNDERSTORMS...BE PREPARED FOR HEAVY RAIN...GUSTY WINDS...POSSIBLE SMALL HAIL AND FREQUENT DANGEROUS LIGHTNING. IF THUNDERSTORMS APPROACH YOUR LOCATION...SEEK SHELTER INDOORS AND STAY AWAY FROM WINDOWS. REMEMBER...LIGHTNING CAN KILL. DO NOT USE ELECTRICAL APPLIANCES OR THE TELEPHONE WHEN A THUNDERSTORM IS NEAR. GINGRICH
Special weather statement, Jun 12, 3:45 PM EDT, 5 minutes before
PAZ018-019-026>028-035-036-056-057-059-063>066-122200-
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE HARRISBURG PA
345 PM EDT SUN JUN 12 1994
...SEVERE THUNDERSTORM WATCH IN EFFECT UNTIL 9 PM...
THE WATCH COVERS ALL OF SOUTH CENTRAL PENNSYLVANIA INCLUDING THE COUNTIES
OF CENTRE...HUNTINGDON...FULTON...FRANKLIN...MIFFLIN...AND JUNIATA. IT
ALSO COVERS ALL OF THE LOWER SUSQUEAHANNA VALLEY...INCLUDING THE COUNTIES OF
PERRY...CUMBERLAND...ADAMS...YORK...LANCASTER...DAUPHIN...LEBANON...AND
LANCASTER.
AT 330 PM HARRISBURG RADAR SHOWED STRONG THUNDERSTORMS ACROSS NORTHERN
YORK COUNTY. VERY HEAVY DOWNPOURS AND FREQUENT DANGEROUS LIGHTNING ARE
LIKELY AS THESE STORMS MOVE OVERHEAD. STRONG GUSTY WINDS AND SMALL HAIL
ARE POSSIBLE WITH THESE STORMS AS THEY CONTINUE MOVING TOWARD THE
EAST AT 30 MILES AN HOUR.
WHEN THUNDERSTORMS THREATEN...SEEK SHELTER IN A STURDY BUILDING. DO NOT
USE TELEPHONES OR ELECTRICAL APPLIANCES UNTIL THE STORMS HAVE PAST.
>
MATUSIEWICZ
$n(n|FWWUS0
f6WWUS
WWUS
8WUUSV
D}66WWUS
$$WWUS$
x<WWCN|
.g
`yWWUS
S6WWUSr
b/WWUS&
YHWWNZ
66WWUS
h`WWUS
qWWUS
x
d6WWUS
#FXUS
v#/xoN5FXUS|
-6WWUS\
T
NIGHTS. HIGH7q4WSUS.*
DS. LOWS AROUND 60XWSUS0
MPH AT NIGHT AN TO 15 MPH DURINE DAY.
$$%WUUS~
p3WUUSF
)`WWUS"
+(WUUSl
D"s`WWUS
AS MTN
AND3U^WSUS(
LN 80-100 SCT-BK:F6WWUS
L
SCT RW-/TRW&WWCN
( 02Z WDLY SCT RW8L6WWUS>
/86WWUSThe office that day
Everything else NWS State College, PA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 12, 3:00 PM EDT | Severe Thunderstorm Warning | CTP | Bradford | 45 min |
| Jun 12, 3:50 PM EDT | Severe Thunderstorm Warning | CTP | Northumberland, Union | 25 min |
| Jun 12, 3:56 PM EDT | Severe Thunderstorm Warning | CTP | Bradford | 49 min |
| Jun 12, 4:07 PM EDT | Severe Thunderstorm Warning | CTP | Sullivan | 58 min |
| Jun 12, 4:07 PM EDT | Severe Thunderstorm Warning | CTP | Lycoming | 38 min |
| Jun 12, 4:11 PM EDT | Severe Thunderstorm Warning | CTP | Montour | 34 min |
| Jun 12, 5:21 PM EDT | Severe Thunderstorm Warning | CTP | Lancaster | 69 min |
| Jun 12, 5:59 PM EDT | Severe Thunderstorm Warning | CTP | Carbon, Schuylkill | 46 min |
| Jun 12, 6:26 PM EDT | Severe Thunderstorm Warning | CTP | York | 34 min |
| Jun 12, 7:39 PM EDT | Severe Thunderstorm Warning | CTP | Northampton | 27 min |
Nearby
Severe Thunderstorm Warnings in Pennsylvania, 1994Every severe thunderstorm 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.