Severe Thunderstorm Warning 99, NWS State College, PA

Issued

Jul 7, 2012, 5:10 PM EDT (21:10 UTC)

Expired

Jul 7, 2012, 6:00 PM EDT

In force

50 min

Issued by

NWS State College, PA

Area

Storm-based polygon

Counties Columbia County, PA, Northumberland County, PA, Schuylkill County, PA

The State College radar (KCCX), 141 km from the middle of the area, began a volume at 21:10 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

663 
WUUS51 KCTP 072110
SVRCTP
PAC037-097-107-072200-
/O.NEW.KCTP.SV.W.0099.120707T2110Z-120707T2200Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE STATE COLLEGE PA
510 PM EDT SAT JUL 7 2012

THE NATIONAL WEATHER SERVICE IN STATE COLLEGE PA HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  SOUTHERN COLUMBIA COUNTY IN CENTRAL PENNSYLVANIA...
  SCHUYLKILL COUNTY IN CENTRAL PENNSYLVANIA...
  SOUTHERN NORTHUMBERLAND COUNTY IN CENTRAL PENNSYLVANIA...

* UNTIL 600 PM EDT

* AT 505 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  LINE OF SEVERE THUNDERSTORMS. THESE SEVERE STORMS EXTENDED FROM
  SLOCUM TO SCOTCH VALLEY TO SUNBURY...MOVING SOUTHEAST AT 45 MPH.   
  THESE STORMS HAVE A HISTORY OF CAUSING WIND DAMAGE AND LARGE HAIL.
 

* SEVERE THUNDERSTORMS WILL BE NEAR...
  FERNDALE AND TREVORTON AROUND 515 PM EDT...
  LECK KILL AND SHENANDOAH AROUND 520 PM EDT...
  ROUGH AND READY AND LOCUST LAKE STATE PARK AROUND 525 PM EDT...
  VALLEY VIEW AND TUSCARORA AROUND 530 PM EDT...
  TREMONT AND TOWER CITY AROUND 535 PM EDT...
  SNYDERS AND SCHUYLKILL HAVEN AROUND 540 PM EDT...

THIS WILL IMPACT THE FOLLOWING CENTRAL PENNSYLVANIA INTERSTATES...
I-80 BETWEEN MILE MARKERS 245 AND 247...I-81 BETWEEN MILE MARKERS 97
AND 139.

THIS WILL ALSO IMPACT THE FOLLOWING MAJOR ROADS...STATE HIGHWAY
147...ROUTE 209...STATE ROAD 61...STATE ROAD 309.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THIS LINE OF SEVERE THUNDERSTORMS HAS ALREADY MADE WIND DAMAGE AND
LARGE HAIL.

DOPPLER RADAR HAS INDICATED SOME WEAK ROTATION WITHIN THIS LINE OF 
STORMS. WHILE NOT IMMEDIATELY LIKELY...A TORNADO MAY STILL DEVELOP. 
IF A TORNADO IS SPOTTED...ACT QUICKLY AND MOVE TO A PLACE OF SAFETY 
IN A STURDY STRUCTURE...SUCH AS A BASEMENT OR SMALL INTERIOR ROOM ON 
THE LOWEST FLOOR.

SEVERE THUNDERSTORMS PRODUCE DAMAGE. MOVE INSIDE A PERMANENT BUILDING
NOW TO BE SAFE FROM STRONG WIND GUSTS AND LARGE HAIL.

PLEASE REPORT HAIL...STRONG WINDS OR WIND DAMAGE TO THE NATIONAL
WEATHER SERVICE BY CALLING TOLL FREE...1 8 7 7 6 3 3 6 7 7 2.

&&

LAT...LON 4073 7576 4064 7598 4057 7601 4051 7625
      4049 7644 4076 7683 4080 7685 4087 7680
      4089 7682 4094 7656 4090 7657 4088 7653
      4095 7651 4100 7628 4105 7623 4095 7620
      4091 7605 4091 7599
TIME...MOT...LOC 2109Z 318DEG 37KT 4108 7603 4092 7619
          4080 7676

$$

FORECASTER: LA CORTE

163 
WWUS51 KCTP 072142
SVSCTP

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE STATE COLLEGE PA
542 PM EDT SAT JUL 7 2012

PAC037-097-072152-
/O.CAN.KCTP.SV.W.0099.000000T0000Z-120707T2200Z/
COLUMBIA PA-NORTHUMBERLAND PA-
542 PM EDT SAT JUL 7 2012

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHERN NORTHUMBERLAND AND
SOUTHERN COLUMBIA COUNTIES IS CANCELLED...

THE STORM THAT PROMPTED THE SEVERE THUNDERSTORM WARNING HAS MOVED OUT
OF THE AREA...THEREFORE THE SEVERE THUNDERSTORM WARNING HAS BEEN
CANCELLED.

LAT...LON 4070 7583 4064 7598 4057 7601 4058 7605
      4051 7625 4051 7634 4049 7644 4059 7659
      4072 7598 4080 7585 4073 7576
TIME...MOT...LOC 2142Z 321DEG 38KT 4073 7577 4065 7590
          4053 7646

$$

PAC107-072200-
/O.CON.KCTP.SV.W.0099.000000T0000Z-120707T2200Z/
SCHUYLKILL PA-
542 PM EDT SAT JUL 7 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 600 PM EDT
FOR SOUTHERN SCHUYLKILL COUNTY...

AT 537 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING QUARTER
SIZE HAIL...AND DESTRUCTIVE WINDS IN EXCESS OF 70 MPH. THESE STORMS
WERE LOCATED ALONG A LINE EXTENDING FROM SNYDERS TO NEW RINGGOLD TO
MUIR...MOVING SOUTHEAST AT 45 MPH.

OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO PORT
CLINTON...LANDINGVILLE...DEER LAKE AND AUBURN

THIS WILL IMPACT I-81 BETWEEN MILE MARKERS 97 AND 107.

THIS WILL ALSO IMPACT THE FOLLOWING MAJOR ROADS...ROUTE 209...STATE
ROAD 61...STATE ROAD 309.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

DOPPLER RADAR HAS INDICATED WEAK ROTATION WITHIN THIS STORM. WHILE
NOT IMMEDIATELY LIKELY...A TORNADO MAY DEVELOP. IF A TORNADO IS
SPOTTED...ACT QUICKLY AND MOVE TO A PLACE OF SAFETY IN A STURDY
STRUCTURE...SUCH AS A BASEMENT OR SMALL INTERIOR ROOM.

PLEASE REPORT HAIL...STRONG WINDS OR WIND DAMAGE TO THE NATIONAL
WEATHER SERVICE BY CALLING TOLL FREE...1 8 7 7 6 3 3 6 7 7 2.

&&

LAT...LON 4070 7583 4064 7598 4057 7601 4058 7605
      4051 7625 4051 7634 4049 7644 4059 7659
      4072 7598 4080 7585 4073 7576
TIME...MOT...LOC 2142Z 321DEG 38KT 4073 7577 4065 7590
          4053 7646

$$

FORECASTER: LA CORTE

Severe Thunderstorm Warnings in Pennsylvania, 2012Every severe thunderstorm warning in 2012

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.