Alert archive / Pennsylvania / Special Weather Statements in 2011

Special Weather Statement, NWS State College, PA

September 8, 2011Perry County, Pennsylvania

NWS State College, PA issued this special weather statement at Sep 8, 2011, 3:16 AM EDT for Perry County, Pennsylvania. It was in force for 59 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued: Sep 8, 2011, 3:16 AM EDT (07:16 UTC)
Expired: Sep 8, 2011, 4:15 AM EDT
In force: 59 min
Issued by: NWS State College, PA

County Perry County, PA

The radar

The State College radar (KCCX), 110 km from the middle of the area, began a volume at 07:17 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.

The nearest sounding before it

Washington/Dulle, VA (KIAD), launched 00:00Z, 7.3 hours before the alert went out and 146 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 36 J/kg
Mixed-layer CIN: -101 J/kg
Mixed-layer LCL: 504 m above ground
0-6 km bulk shear: 41 kt
0-1 km storm-relative helicity: 100 m²/s²
0-3 km storm-relative helicity: 211 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.

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What forecasters said that day

The local office's own words before this special weather statement went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS State College, PA wrote its last area forecast discussion before this special weather statement went out at Sep 8, 2:03 AM EDT, 1 hour 13 minutes earlier.

Area forecast discussion, Sep 8, 2:03 AM EDT, 1 hour 13 minutes before

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      <div class="status" id="status">Temporary Notice</div>
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        The site you requested is temporarily down for maintenance or an unexpected outage.
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Hazardous weather outlook, Sep 8, 1:44 AM EDT, 1 hour 32 minutes before

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE STATE COLLEGE PA
144 AM EDT THU SEP 8 2011

PAZ006-012-018-019-026>028-036-037-041-042-045-046-049>053-056>059-
063>066-090545-
POTTER-NORTHERN CLINTON-NORTHERN CENTRE-SOUTHERN CENTRE-HUNTINGDON-
MIFFLIN-JUNIATA-FRANKLIN-TIOGA-NORTHERN LYCOMING-SULLIVAN-
SOUTHERN CLINTON-SOUTHERN LYCOMING-UNION-SNYDER-MONTOUR-
NORTHUMBERLAND-COLUMBIA-PERRY-DAUPHIN-SCHUYLKILL-LEBANON-CUMBERLAND-
ADAMS-YORK-LANCASTER-
144 AM EDT THU SEP 8 2011

...FLOOD WATCH IN EFFECT THROUGH THIS EVENING...

THIS HAZARDOUS WEATHER OUTLOOK IS FOR CENTRAL PENNSYLVANIA.

.DAY ONE...TONIGHT.

PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO
WEATHER.GOV/STATECOLLEGE ON THE INTERNET FOR MORE
INFORMATION ABOUT THE FOLLOWING HAZARDS.

   FLOOD WATCH.

.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY.

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.

PAZ004-005-010-011-017-024-025-033>035-090545-
WARREN-MCKEAN-ELK-CAMERON-CLEARFIELD-CAMBRIA-BLAIR-SOMERSET-BEDFORD-
FULTON-
144 AM EDT THU SEP 8 2011

THIS HAZARDOUS WEATHER OUTLOOK IS FOR CENTRAL PENNSYLVANIA.

.DAY ONE...TONIGHT.

THE PROBABILITY FOR WIDESPREAD HAZARDOUS WEATHER IS LOW.

.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY.

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.

In the hours before

Special weather statement, Sep 8, 1:30 AM EDT, 1 hour 46 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE STATE COLLEGE PA
130 AM EDT THU SEP 8 2011

PAZ057-059-066-080600-
DAUPHIN PA-LANCASTER PA-LEBANON PA-
130 AM EDT THU SEP 8 2011

...A STRONG THUNDERSTORM WILL AFFECT NORTHWESTERN LANCASTER...
SOUTHEASTERN DAUPHIN AND SOUTHWESTERN LEBANON COUNTIES...

AT 126 AM EDT...A STRONG THUNDERSTORM WAS NEAR RHEEMS...MOVING NORTH
AT 30 MPH.

WIND GUSTS TO 40 MPH ARE POSSIBLE WITH THIS STORM. THIS STORM WILL
AFFECT LAWN...ANNVILLE AND HARPER TAVERN.

SLIGHT ROTATION HAS BEEN DETECTED IN THIS STORM. BE PREPARED TO TAKE
ACTION IF A SEVERE THUNDERSTORM OR TORNADO WARNING IS ISSUED.

THIS WILL IMPACT THE FOLLOWING CENTRAL PENNSYLVANIA INTERSTATES...THE
PENNSYLVANIA TURNPIKE BETWEEN MILE MARKERS 254 AND 267...I-78 NEAR
MILE MARKER 0...I-81 BETWEEN MILE MARKERS 80 AND 88.

THIS WILL ALSO IMPACT THE FOLLOWING MAJOR ROADS...STATE HIGHWAY
283...ROUTE 22...ROUTE 30...ROUTE 322...ROUTE 422.

LAT...LON 4004 7653 4005 7654 4005 7658 4006 7666
      4007 7667 4043 7668 4042 7639 4004 7644

FORECASTER: STEINBUGL

Special weather statement, Sep 8, 1:33 AM EDT, 1 hour 43 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE STATE COLLEGE PA
133 AM EDT THU SEP 8 2011

PAZ057-059-080600-
DAUPHIN PA-LEBANON PA-
133 AM EDT THU SEP 8 2011

...A STRONG THUNDERSTORM WILL AFFECT NORTHEASTERN DAUPHIN AND
NORTHWESTERN LEBANON COUNTIES...

AT 130 AM EDT...A STRONG THUNDERSTORM WAS NEAR PENN NATIONAL
RACEWAY...MOVING NORTH AT 25 MPH.

WIND GUSTS TO 40 MPH ARE POSSIBLE WITH THIS STORM. THIS STORM WILL
AFFECT LYKENS AND WILLIAMSTOWN.

SLIGHT ROTATION HAS BEEN DETECTED IN THIS STORM. BE PREPARED TO
TAKE ACTION IF A SEVERE THUNDERSTORM OR TORNADO WARNING IS ISSUED.

THIS WILL IMPACT I-81 BETWEEN MILE MARKERS 78 AND 93.

THIS WILL ALSO IMPACT THE FOLLOWING MAJOR ROADS...ROUTE 22...ROUTE
209.

LAT...LON 4035 7654 4036 7678 4065 7678 4066 7671
      4064 7668 4054 7651

FORECASTER: STEINBUGL

Special weather statement, Sep 8, 1:52 AM EDT, 1 hour 24 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE STATE COLLEGE PA
152 AM EDT THU SEP 8 2011

PAZ052-058-080615-
NORTHUMBERLAND PA-SCHUYLKILL PA-
152 AM EDT THU SEP 8 2011

...A STRONG THUNDERSTORM WILL AFFECT EAST CENTRAL NORTHUMBERLAND AND
SOUTHWESTERN SCHUYLKILL COUNTIES...

AT 150 AM EDT...A STRONG THUNDERSTORM WAS NEAR TOWER CITY...MOVING
NORTH AT 30 MPH.

WIND GUSTS TO 40 MPH ARE POSSIBLE WITH THIS STORM. THIS STORM WILL
AFFECT VALLEY VIEW...ROUGH AND READY AND SHAMOKIN.

ROTATION HAS BEEN DETECTED IN THIS STORM. BE PREPARED TO TAKE
ACTION IF A SEVERE THUNDERSTORM OR TORNADO WARNING IS ISSUED.

THIS WILL IMPACT I-81 BETWEEN MILE MARKERS 97 AND 109.

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

LAT...LON 4051 7646 4065 7669 4088 7665 4086 7650
      4084 7651 4082 7650 4083 7646 4083 7641
      4082 7640 4079 7638

FORECASTER: STEINBUGL

Special weather statement, Sep 8, 1:58 AM EDT, 1 hour 18 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE STATE COLLEGE PA
158 AM EDT THU SEP 8 2011

PAZ058-059-080630-
LEBANON PA-SCHUYLKILL PA-
158 AM EDT THU SEP 8 2011

...A STRONG THUNDERSTORM WILL AFFECT CENTRAL LEBANON AND CENTRAL
SCHUYLKILL COUNTIES...

AT 154 AM EDT...A STRONG THUNDERSTORM WAS NEAR SAND HILL...MOVING
NORTH AT 40 MPH.

WIND GUSTS TO 40 MPH ARE POSSIBLE WITH THIS STORM. THIS STORM WILL
AFFECT PINE GROVE AND JOE ZERBEY AIRPORT.

ROTATION HAS BEEN DETECTED IN THIS STORM. BE PREPARED TO TAKE
ACTION IF A SEVERE THUNDERSTORM OR TORNADO WARNING IS ISSUED.

THIS WILL IMPACT THE FOLLOWING CENTRAL PENNSYLVANIA INTERSTATES...
I-78 BETWEEN MILE MARKERS 0 AND 8...I-81 BETWEEN MILE MARKERS 87 AND
117.

THIS WILL ALSO IMPACT THE FOLLOWING MAJOR ROADS...ROUTE 22...ROUTE
209...ROUTE 422.

LAT...LON 4051 7627 4051 7634 4049 7643 4042 7630
      4029 7634 4033 7658 4074 7649 4075 7646
      4071 7621

FORECASTER: STEINBUGL

Special weather statement, Sep 8, 2:17 AM EDT, 59 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE STATE COLLEGE PA
217 AM EDT THU SEP 8 2011

PAZ051>053-080645-
COLUMBIA PA-MONTOUR PA-NORTHUMBERLAND PA-
217 AM EDT THU SEP 8 2011

...A STRONG THUNDERSTORM WILL AFFECT CENTRAL NORTHUMBERLAND...
SOUTHEASTERN MONTOUR AND SOUTHWESTERN COLUMBIA COUNTIES...

AT 213 AM EDT...A STRONG THUNDERSTORM WAS NEAR LECK KILL...MOVING
NORTH AT 25 MPH.

WIND GUSTS TO 40 MPH ARE POSSIBLE WITH THIS STORM. THIS STORM WILL
AFFECT FARNSWORTH...ELYSBURG AND MECHANICSVILLE.

ROTATION HAS BEEN DETECTED IN THIS STORM. BE PREPARED TO TAKE
ACTION IF A SEVERE THUNDERSTORM OR TORNADO WARNING IS ISSUED.

THIS WILL IMPACT I-80 BETWEEN MILE MARKERS 222 AND 228.

THIS WILL ALSO IMPACT THE FOLLOWING MAJOR ROADS...ROUTE 11...STATE
ROAD 61.

LAT...LON 4074 7648 4067 7667 4068 7674 4102 7667
      4098 7639

FORECASTER: STEINBUGL

Special weather statement, Sep 8, 3:16 AM EDT, 0 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE STATE COLLEGE PA
316 AM EDT THU SEP 8 2011

PAZ056-063>065-080815-
ADAMS PA-CUMBERLAND PA-PERRY PA-YORK PA-
316 AM EDT THU SEP 8 2011

...A STRONG THUNDERSTORM WILL AFFECT CENTRAL PERRY...EASTERN
CUMBERLAND...NORTHEASTERN ADAMS AND NORTHWESTERN YORK COUNTIES...

AT 314 AM EDT...A STRONG THUNDERSTORM WAS NEAR HEIDLERSBURG...MOVING
NORTH AT 30 MPH.

WIND GUSTS TO 40 MPH ARE POSSIBLE WITH THIS STORM. THIS STORM WILL
AFFECT YORK SPRINGS...BOILING SPRINGS...CARLISLE SPRINGS...
SHERMANSDALE AND NEW BLOOMFIELD.

THIS WILL IMPACT THE FOLLOWING CENTRAL PENNSYLVANIA INTERSTATES...THE
PENNSYLVANIA TURNPIKE BETWEEN MILE MARKERS 221 AND 235...I-81 BETWEEN
MILE MARKERS 43 AND 61.

THIS WILL ALSO IMPACT THE FOLLOWING MAJOR ROADS...ROUTE 11...ROUTE
11/15...ROUTE 15...ROUTE 30...STATE ROAD 94.

LAT...LON 3982 7721 4046 7730 4045 7698 4044 7698
      4042 7701 4038 7703 4036 7702 4036 7698
      3983 7698

FORECASTER: MARTIN

The office that day

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

Issued	Product	Office	Counties	Lasted
Sep 7, 10:09 PM EDT	Flash Flood Warning Emergency	CTP	Columbia, Dauphin, Lycoming, Montour, Northumberland, Schuylkill and 4 more	6 hr
Sep 7, 11:11 PM EDT	Flash Flood Warning	CTP	Adams, Cumberland, Perry	6 hr
Sep 8, 12:33 AM EDT	Special Weather Statement	CTP	Dauphin	27 min
Sep 8, 12:55 AM EDT	River Flood Warning	CTP	Tioga	8 hr
Sep 8, 12:59 AM EDT	Areal Flood Warning	CTP	Dauphin, Lancaster, Lebanon, York	8 hr
Sep 8, 1:05 AM EDT	Special Weather Statement	CTP	Dauphin	25 min
Sep 8, 1:30 AM EDT	Special Weather Statement	CTP	Lebanon	30 min
Sep 8, 1:33 AM EDT	Special Weather Statement	CTP	Dauphin	27 min
Sep 8, 1:52 AM EDT	Special Weather Statement	CTP	Northumberland	23 min
Sep 8, 1:58 AM EDT	Special Weather Statement	CTP	Lebanon, Schuylkill	32 min
Sep 8, 2:17 AM EDT	Special Weather Statement	CTP	Northumberland	28 min
Sep 8, 3:44 AM EDT	Special Weather Statement	CTP	Schuylkill	46 min
Sep 8, 4:01 AM EDT	Areal Flood Warning	CTP	Columbia, Dauphin, Lycoming, Montour, Northumberland, Schuylkill and 4 more	34 hr
Sep 8, 5:01 AM EDT	Areal Flood Warning	CTP	Adams, Cumberland, Perry	22 hr
Sep 8, 5:19 AM EDT	Special Weather Statement	CTP	Lancaster	26 min
Sep 8, 5:57 AM EDT	Special Weather Statement	CTP	Lancaster	63 min
Sep 8, 7:02 AM EDT	Special Weather Statement	CTP	Lancaster	58 min
Sep 8, 7:46 AM EDT	River Flood Warning	CTP	Lycoming	8 hr
Sep 8, 7:53 AM EDT	Special Weather Statement	CTP	Lancaster	52 min
Sep 8, 9:22 AM EDT	Areal Flood Warning	CTP	Dauphin, Lancaster, Lebanon, York	24 hr
Sep 8, 7:59 PM EDT	Flash Flood Watch	CTP	Adams, Bedford, Blair, Cumberland, Franklin, Fulton and 5 more	8 hr

Nearby

Special Weather Statements in Pennsylvania, 2011 Every special weather statement in 2011

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; radar from the NEXRAD Level II archive.