Alert archive / Pennsylvania / Severe Thunderstorm Warnings in 2009

Severe Thunderstorm Warning 75, NWS Binghamton, NY

June 26, 20094 counties in Pennsylvania

NWS Binghamton, NY issued this severe thunderstorm warning at Jun 26, 2009, 3:42 PM EDT for 4 counties in Pennsylvania. It was in force for 63 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Jun 26, 2009, 3:42 PM EDT (19:42 UTC)
Expired
Jun 26, 2009, 4:45 PM EDT
In force
63 min
Issued by
NWS Binghamton, NY
Area
Storm-based polygon

Counties Lackawanna County, PA, Luzerne County, PA, Pike County, PA, Wayne County, PA

The radar

The Binghamton radar (KBGM), 98 km from the middle of the area, began a volume at 19:42 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 watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Jun 26, 12:32 PM EDTSevere Thunderstorm WatchSPC6 hr

The nearest sounding before it

Albany, NY (KALY), launched 12:00Z, 7.7 hours before the alert went out and 198 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, Albany, NY at 12:00Z on 2009-06-26Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 193 joules per kilogram.LCLLFCEL10008507005003002001001 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, Albany, NY at 12:00Z on 2009-06-26The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 52 square meters per square second.19395878Sfc1 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
193 J/kg
Mixed-layer CIN
-119 J/kg
Mixed-layer LCL
948 m above ground
0-6 km bulk shear
37 kt
0-1 km storm-relative helicity
52 m²/s²
0-3 km storm-relative helicity
61 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.1

Open this sounding in Storm Lab

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.

NWS Binghamton, NY wrote its last area forecast discussion before this severe thunderstorm warning went out at Jun 26, 1:52 PM EDT, 1 hour 50 minutes earlier.

Area forecast discussion, Jun 26, 1:52 PM EDT, 1 hour 50 minutes before
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Hazardous weather outlook, Jun 26, 12:43 PM EDT, 2 hours 59 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE BINGHAMTON NY
1243 PM EDT FRI JUN 26 2009

NYZ009-015>018-022>025-036-037-044-045-055-056-062-PAZ038>040-043-
044-047-048-072-271645-
NORTHERN ONEIDA-YATES-SENECA-SOUTHERN CAYUGA-ONONDAGA-STEUBEN-
SCHUYLER-CHEMUNG-TOMPKINS-MADISON-SOUTHERN ONEIDA-CORTLAND-CHENANGO-
TIOGA-BROOME-SULLIVAN-BRADFORD-SUSQUEHANNA-NORTHERN WAYNE-WYOMING-
LACKAWANNA-LUZERNE-PIKE-SOUTHERN WAYNE-
1243 PM EDT FRI JUN 26 2009

...SEVERE THUNDERSTORM WATCH 516 IN EFFECT UNTIL 7 PM EDT THIS
EVENING...

THIS HAZARDOUS WEATHER OUTLOOK IS FOR CENTRAL NEW
YORK...SOUTHEASTERN NEW YORK AND NORTHEAST PENNSYLVANIA.

.DAY ONE...THIS AFTERNOON AND TONIGHT.

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

   SEVERE THUNDERSTORM WATCH.

A SLOW MOVING COLD FRONT WILL RESULT IN ANOTHER ROUND OF SHOWERS
AND THUNDERSTORMS THIS AFTERNOON. SOME STORMS MAY BECOME SEVERE WITH THE
THREATS AGAIN BEING LARGE HAIL AND DAMAGING WINDS. THE FRONT WILL
EXIT THE REGION THIS EVENING...ENDING THE SEVERE WEATHER THREAT.

.DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY.

HAZARDOUS WEATHER IS NOT EXPECTED AT THIS TIME.

.SPOTTER INFORMATION STATEMENT...

WEATHER SPOTTERS ARE ENCOURAGED TO REPORT SIGNIFICANT WEATHER
CONDITIONS ACCORDING TO STANDARD OPERATING PROCEDURES.

NYZ046-057-271645-
OTSEGO-DELAWARE-
1243 PM EDT FRI JUN 26 2009

...FLASH FLOOD WATCH IN EFFECT UNTIL 10 PM EDT THIS EVENING...
...SEVERE THUNDERSTORM WATCH 516 IN EFFECT UNTIL 7 PM EDT THIS
EVENING...

THIS HAZARDOUS WEATHER OUTLOOK IS FOR CENTRAL NEW YORK.

.DAY ONE...THIS AFTERNOON AND TONIGHT.

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

   FLASH FLOOD WATCH.
   SEVERE THUNDERSTORM WATCH.

A SLOW MOVING COLD FRONT WILL RESULT IN ANOTHER ROUND OF SHOWERS
AND THUNDERSTORMS THIS AFTERNOON. SOME STORMS MAY BECOME SEVERE WITH THE
THREATS AGAIN BEING LARGE HAIL AND DAMAGING WINDS. THE FRONT WILL
EXIT THE REGION THIS EVENING...ENDING THE SEVERE WEATHER THREAT.

.DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY.

HAZARDOUS WEATHER IS NOT EXPECTED AT THIS TIME.

.SPOTTER INFORMATION STATEMENT...

WEATHER SPOTTERS ARE ENCOURAGED TO REPORT SIGNIFICANT WEATHER
CONDITIONS ACCORDING TO STANDARD OPERATING PROCEDURES.

In the hours before

Local storm report, Jun 26, 1:02 PM EDT, 2 hours 40 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE BINGHAMTON NY
102 PM EDT FRI JUN 26 2009

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

1250 PM     HAIL             HORSEHEADS              42.17N 76.83W
06/26/2009  E1.00 INCH       CHEMUNG            NY   AMATEUR RADIO

            HAIL COVERING THE GROUND

&&

DGM
Special weather statement, Jun 26, 1:19 PM EDT, 2 hours 23 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE BINGHAMTON NY
119 PM EDT FRI JUN 26 2009

NYZ022-024-261815-
CHEMUNG NY-STEUBEN NY-
119 PM EDT FRI JUN 26 2009

...STRONG THUNDERSTORM WILL AFFECT SOUTHERN STEUBEN AND SOUTHWESTERN
CHEMUNG COUNTIES...

* AT 119 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  STRONG THUNDERSTORM.  THIS STORM WAS LOCATED NEAR JASPER...AND
  MOVING SOUTHEAST AT 30 MPH.

* THE STRONG THUNDERSTORM WILL BE NEAR...
  WOODHULL AND CAMERON MILLS AT 125 PM EDT...
  ADDISON AT 140 PM EDT...
  ERWINS AND GANG MILLS AT 150 PM EDT...
  LINDLEY AT 155 PM EDT...
  CATON AND SOUTH CORNING AT 200 PM EDT...
  EAST CORNING AT 205 PM EDT...
  SAGETOWN AT 210 PM EDT...
  SEELY CREEK AND WEBB MILLS AT 215 PM EDT...

THIS STORM HAS THE POTENTIAL TO BECOME SEVERE AND PRODUCE LARGE HAIL
AND/OR DAMAGING WINDS. SEEK SHELTER IF YOUR ARE IN THE PATH OF THIS
STORM.
Local storm report, Jun 26, 1:23 PM EDT, 2 hours 19 minutes before
PRELIMINARY LOCAL STORM REPORT...CORRECTED
NATIONAL WEATHER SERVICE BINGHAMTON NY
123 PM EDT FRI JUN 26 2009

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

1248 PM     HAIL             HORSEHEADS              42.17N 76.83W
06/26/2009  E1.50 INCH       CHEMUNG            NY   PUBLIC

1250 PM     HAIL             HORSEHEADS              42.17N 76.83W
06/26/2009  E1.00 INCH       CHEMUNG            NY   AMATEUR RADIO

            HAIL COVERING THE GROUND

1250 PM     HAIL             HORSEHEADS              42.17N 76.83W
06/26/2009  E1.75 INCH       CHEMUNG            NY   TRAINED SPOTTER

1250 PM     HAIL             HORSEHEADS              42.17N 76.83W
06/26/2009  E1.00 INCH       CHEMUNG            NY   TRAINED SPOTTER

1255 PM     HAIL             HORSEHEADS              42.17N 76.83W
06/26/2009  E1.25 INCH       CHEMUNG            NY   PUBLIC

1256 PM     HAIL             HORSEHEADS              42.17N 76.83W
06/26/2009  E1.00 INCH       CHEMUNG            NY   PUBLIC

1259 PM     HAIL             HORSEHEADS              42.17N 76.83W
06/26/2009  E1.25 INCH       CHEMUNG            NY   PUBLIC

1259 PM     HAIL             HORSEHEADS              42.17N 76.83W
06/26/2009  E0.88 INCH       CHEMUNG            NY   PUBLIC

1259 PM     HAIL             ERIN                    42.18N 76.67W
06/26/2009  E0.88 INCH       CHEMUNG            NY   PUBLIC

1259 PM     HAIL             HORSEHEADS              42.17N 76.83W
06/26/2009  E0.75 INCH       CHEMUNG            NY   PUBLIC

1259 PM     HAIL             HORSEHEADS              42.17N 76.83W
06/26/2009  E1.75 INCH       CHEMUNG            NY   PUBLIC

1259 PM     HAIL             HORSEHEADS              42.17N 76.83W
06/26/2009  E0.75 INCH       CHEMUNG            NY   PUBLIC

&&

BL
Local storm report, Jun 26, 2:31 PM EDT, 1 hour 11 minutes before
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Local storm report, Jun 26, 3:06 PM EDT, 36 minutes before
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Local storm report, Jun 26, 3:41 PM EDT, 1 minute before
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The office that day

Everything else NWS Binghamton, NY issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 26, 11:05 AM EDTFlash Flood WatchBGMDelaware, Otsego7 hr
Jun 26, 12:42 PM EDTAreal Flood AdvisoryBGMSteuben2 hr
Jun 26, 12:46 PM EDTSevere Thunderstorm WarningBGMChemung, Tioga59 min
Jun 26, 1:36 PM EDTSevere Thunderstorm WarningBGMChemung, Tioga54 min
Jun 26, 1:36 PM EDTSevere Thunderstorm WarningBGMOnondaga54 min
Jun 26, 1:41 PM EDTSevere Thunderstorm WarningBGMSteuben34 min
Jun 26, 1:58 PM EDTSevere Thunderstorm WarningBGMSullivan62 min
Jun 26, 2:17 PM EDTSevere Thunderstorm WarningBGMCayuga, Cortland, Onondaga, Seneca58 min
Jun 26, 2:43 PM EDTSevere Thunderstorm WarningBGMCayuga, Schuyler, Seneca, Tompkins, Yates62 min
Jun 26, 2:55 PM EDTSevere Thunderstorm WarningBGMSullivan50 min
Jun 26, 4:07 PM EDTSevere Thunderstorm WarningBGMSteuben53 min
Jun 26, 4:10 PM EDTSevere Thunderstorm WarningBGMSullivan53 min
Jun 26, 4:31 PM EDTSevere Thunderstorm WarningBGMChemung, Schuyler, Steuben44 min
Jun 26, 5:09 PM EDTSevere Thunderstorm WarningBGMChemung, Steuben23 min
Jun 26, 1:49 PM EDTSevere Thunderstorm WarningBGMBradford56 min
Jun 26, 2:31 PM EDTSevere Thunderstorm WarningBGMBradford, Susquehanna, Wyoming44 min
Jun 26, 2:55 PM EDTSevere Thunderstorm WarningBGMBradford, Lackawanna, Luzerne, Susquehanna, Wyoming65 min
Jun 26, 3:07 PM EDTSevere Thunderstorm WarningBGMLackawanna, Susquehanna, Wayne53 min
Jun 26, 4:30 PM EDTAreal Flood AdvisoryBGMLackawanna, Luzerne65 min

Nearby

Severe Thunderstorm Warnings in Pennsylvania, 2009Every severe thunderstorm warning in 2009

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.