Alert archive / New York / Severe Thunderstorm Warnings in 2013

Severe Thunderstorm Warning 106, NWS Binghamton, NY

August 8, 2013Cayuga County, Cortland County, Tompkins County, New York

NWS Binghamton, NY issued this severe thunderstorm warning at Aug 8, 2013, 6:58 PM EDT for Cayuga County, Cortland County, Tompkins County, New York. It was in force for 62 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
Aug 8, 2013, 6:58 PM EDT (22:58 UTC)
Expired
Aug 8, 2013, 8:00 PM EDT
In force
62 min
Issued by
NWS Binghamton, NY
Area
Storm-based polygon

Counties Cayuga County, NY, Cortland County, NY, Tompkins County, NY

The radar

The Binghamton radar (KBGM), 63 km from the middle of the area, began a volume at 22:58 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

Buffalo Intl Airport, NY (KBUF), launched 12:00Z, 11.0 hours before the alert went out and 192 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, Buffalo Intl Airport, NY at 12:00Z on 2013-08-08Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 151 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, Buffalo Intl Airport, NY at 12:00Z on 2013-08-08The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 18 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
151 J/kg
Mixed-layer CIN
-87 J/kg
Mixed-layer LCL
755 m above ground
0-6 km bulk shear
34 kt
0-1 km storm-relative helicity
18 m²/s²
0-3 km storm-relative helicity
56 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.4

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 Aug 8, 3:31 PM EDT, 3 hours 27 minutes earlier.

Area forecast discussion, Aug 8, 3:31 PM EDT, 3 hours 27 minutes before
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Hazardous weather outlook, Aug 8, 3:00 PM EDT, 3 hours 58 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE BINGHAMTON NY
300 PM EDT THU AUG 8 2013

NYZ009-015>018-022>025-036-037-044>046-055-056-PAZ038-091900-
NORTHERN ONEIDA-YATES-SENECA-SOUTHERN CAYUGA-ONONDAGA-STEUBEN-
SCHUYLER-CHEMUNG-TOMPKINS-MADISON-SOUTHERN ONEIDA-CORTLAND-CHENANGO-
OTSEGO-TIOGA-BROOME-BRADFORD-
300 PM EDT THU AUG 8 2013

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

.DAY ONE...THIS AFTERNOON AND TONIGHT.

SHOWERS AND THUNDERSTORMS ARE POSSIBLE THROUGH TONIGHT. THE MAIN
THREAT WILL BE LOCALLY HEAVY RAIN. MINOR FLOODING OF POOR
DRAINAGE...URBAN..AND LOW LYING AREAS IS POSSIBLE.

.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY.

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.

HEDEN

NYZ057-062-PAZ039-040-043-044-047-048-072-091900-
DELAWARE-SULLIVAN-SUSQUEHANNA-NORTHERN WAYNE-WYOMING-LACKAWANNA-
LUZERNE-PIKE-SOUTHERN WAYNE-
300 PM EDT THU AUG 8 2013

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

.DAY ONE...THIS AFTERNOON AND TONIGHT.

SHOWERS AND THUNDERSTORMS ARE POSSIBLE THROUGH TONIGHT. THE MAIN
THREAT WILL BE LOCALLY HEAVY RAIN. MINOR FLOODING OF POOR
DRAINAGE...URBAN..AND LOW LYING AREAS IS POSSIBLE.

.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY.

THROUGH FRIDAY AFTERNOON SHOWERS AND THUNDERSTORMS ARE STILL POSSIBLE.
THE MAIN THREAT WILL CONTINUE TO BE LOCALLY HEAVY RAIN. MINOR
FLOODING OF POOR DRAINAGE...URBAN..AND LOW LYING AREAS IS
POSSIBLE.

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.

HEDEN

In the hours before

Special weather statement, Aug 8, 1:37 PM EDT, 5 hours 21 minutes before
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Local storm report, Aug 8, 2:00 PM EDT, 4 hours 58 minutes before
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Local storm report, Aug 8, 3:33 PM EDT, 3 hours 25 minutes before
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Special weather statement, Aug 8, 6:00 PM EDT, 58 minutes before
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Special weather statement, Aug 8, 6:46 PM EDT, 12 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE BINGHAMTON NY
646 PM EDT THU AUG 8 2013

NYZ017-018-025-044-082345-
CAYUGA NY-CORTLAND NY-ONONDAGA NY-TOMPKINS NY-
646 PM EDT THU AUG 8 2013

...LINE OF STRONG THUNDERSTORMS WILL AFFECT CORTLAND...NORTHEASTERN
TOMPKINS...SOUTHEASTERN CAYUGA AND SOUTHEASTERN ONONDAGA COUNTIES...

* AT 636 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  LINE OF STRONG THUNDERSTORMS CAPABLE OF PRODUCING SMALL HAIL...
  STRONG GUSTY WINDS...AND VERY HEAVY RAIN.  THESE STORMS WERE
  LOCATED ALONG A LINE EXTENDING FROM MORAVIA TO GROTON...AND MOVING
  EAST AT 15 MPH.

* STRONG THUNDERSTORMS WILL BE NEAR...
  KELLOGGSVILLE AND NEW HOPE AT 650 PM EDT...
  SEMPRONIUS AND DRESSERVILLE AT 655 PM EDT...
  DRYDEN AT 700 PM EDT...
  GLEN HAVEN AND COMO AT 705 PM EDT...
  SCOTT AND GRACIE AT 710 PM EDT...
  SOUTH CORTLAND AND CORTLAND WEST AT 715 PM EDT...
  VIRGIL AND MUNSONS CORNERS AT 720 PM EDT...
  VESPER AND CORTLAND AT 725 PM EDT...

* OTHER LOCATIONS INCLUDE BUT ARE NOT LIMITED TO PERUVILLE...
  GROTON...FREEVILLE...MC LEAN...NUBIA...HOMER...PREBLE...
  BALTIMORE...EAST HOMER...TULLY...MCGRAW...MCGRAW...FABIUS...
  APULIA...TRUXTON...TRIPOLI...SOLON...KEENEY...FREETOWN CORNERS...
  EAST FREETOWN AND CUYLER.

THESE STORMS HAVE THE POTENTIAL TO BECOME SEVERE AND PRODUCE LARGE
HAIL AND/OR DAMAGING WINDS.

FREQUENT CLOUD TO GROUND LIGHTNING IS OCCURRING WITH THIS STORM. MOVE
INDOORS IMMEDIATELY!

THESE STORMS HAVE THE POTENTIAL TO PRODUCE VERY HEAVY RAIN...AND
COULD CAUSE LOCALIZED FLOODING OF ROADS AND POOR DRAINAGE AREAS.
RADAR RAINFALL ESTIMATES ARE 1 TO 2 INCHES IN AN HOUR.

LAT...LON 4281 7590 4280 7589 4274 7589 4273 7589
      4251 7589 4246 7650 4281 7649 4285 7590

TAC
Special weather statement, Aug 8, 6:51 PM EDT, 7 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE BINGHAMTON NY
651 PM EDT THU AUG 8 2013

NYZ015-016-023-025-082330-
SCHUYLER NY-SENECA NY-TOMPKINS NY-YATES NY-
651 PM EDT THU AUG 8 2013

...STRONG THUNDERSTORM WILL AFFECT SCHUYLER...SOUTHEASTERN SENECA...
SOUTHEASTERN YATES AND WESTERN TOMPKINS COUNTIES...

* AT 649 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  STRONG THUNDERSTORM.  THIS STORM WAS LOCATED NEAR TYRONE...AND
  MOVING EAST AT 25 MPH.

* THE STRONG THUNDERSTORM WILL BE NEAR...
  DUNDEE AND TOWNSEND AT 700 PM EDT...
  GLENORA AND ROCK STREAM AT 705 PM EDT...
  WATKINS GLEN AND WATKINS GLEN STATE PARK AT 710 PM EDT...
  HECTOR AND LOGAN AT 715 PM EDT...
  BENNETTSBURG AT 720 PM EDT...
  SEARSBURG AND EAST STEAMBURG AT 725 PM EDT...
  PERRY CITY AND MECKLENBURG AT 730 PM EDT...

THIS STORM HAS THE POTENTIAL TO BECOME SEVERE AND PRODUCE LARGE HAIL
AND/OR DAMAGING WINDS.

FREQUENT CLOUD TO GROUND LIGHTNING IS OCCURRING WITH THIS STORM. MOVE
INDOORS IMMEDIATELY!

IF ON OR NEAR SOUTHERN SENECA LAKE...SEEK SHELTER NOW. GET OUT OF
THE WATER AND MOVE INDOORS OR INSIDE A VEHICLE.

LAT...LON 4256 7715 4263 7667 4262 7661 4263 7655
      4237 7653 4232 7710 4250 7711 4250 7715

DGM

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 8, 1:37 PM EDTSpecial Weather StatementBGMSullivan53 min
Aug 8, 1:40 PM EDTSevere Thunderstorm WarningBGMSullivan65 min
Aug 8, 5:11 PM EDTAreal Flood AdvisoryBGMYates3 hr
Aug 8, 5:41 PM EDTAreal Flood AdvisoryBGMSeneca3 hr
Aug 8, 6:00 PM EDTSpecial Weather StatementBGMCayuga60 min
Aug 8, 6:46 PM EDTSpecial Weather StatementBGMCortland59 min
Aug 8, 6:51 PM EDTSpecial Weather StatementBGMSchuyler39 min
Aug 8, 7:52 PM EDTAreal Flood AdvisoryBGMCayuga, Cortland, Schuyler, Steuben, Tompkins4 hr

Nearby

Severe Thunderstorm Warnings in New York, 2013Every severe thunderstorm warning in 2013

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.