Alert archive / New York / Severe Thunderstorm Warnings in 2013

Severe Thunderstorm Warning 93, NWS Buffalo, NY

September 2, 2013Cayuga County, Oswego County, Wayne County, New York

NWS Buffalo, NY issued this severe thunderstorm warning at Sep 2, 2013, 4:15 PM EDT for Cayuga County, Oswego County, Wayne County, New York. It was in force for 60 min. 3 reports came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued
Sep 2, 2013, 4:15 PM EDT (20:15 UTC)
Expired
Sep 2, 2013, 5:15 PM EDT
In force
60 min
Issued by
NWS Buffalo, NY
Area
Storm-based polygon

Counties Cayuga County, NY, Oswego County, NY, Wayne County, NY

The radar

The Ft Drum radar (KTYX), 87 km from the middle of the area, began a volume at 20:18 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.

What was reported inside it

TimeReportWhereRemark
Sep 2, 4:20 PM EDTHAIL 0.75Fulton, NY
Sep 2, 4:36 PM EDTTSTM WND DMGCato, NYTREES DOWN ON JORDAN RD.
Sep 2, 4:39 PM EDTTSTM WND DMGPalermo, NYTREES DOWN ON PARIDISE RD.

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

The watch it was issued in

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

IssuedProductOfficeLasted
Sep 2, 3:18 PM EDTSevere Thunderstorm WatchSPC7 hr

The nearest sounding before it

Buffalo Intl Airport, NY (KBUF), launched 12:00Z, 8.3 hours before the alert went out and 188 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 2013-09-02Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1277 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°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 2013-09-02The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 67 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
1277 J/kg
Mixed-layer CIN
-27 J/kg
Mixed-layer LCL
650 m above ground
0-6 km bulk shear
25 kt
0-1 km storm-relative helicity
67 m²/s²
0-3 km storm-relative helicity
93 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.6

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

262 
WUUS51 KBUF 022015
SVRBUF
NYC011-075-117-022115-
/O.NEW.KBUF.SV.W.0093.130902T2015Z-130902T2115Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE BUFFALO NY
415 PM EDT MON SEP 2 2013

THE NATIONAL WEATHER SERVICE IN BUFFALO HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  NORTHERN CAYUGA COUNTY IN CENTRAL NEW YORK
  SOUTHWESTERN OSWEGO COUNTY IN CENTRAL NEW YORK
  EASTERN WAYNE COUNTY IN WESTERN NEW YORK

* UNTIL 515 PM EDT

* AT 409 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL...AND
  DAMAGING WINDS IN EXCESS OF 60 MPH.  THIS STORM WAS LOCATED 10
  MILES WEST OF CATO...OR 9 MILES NORTH OF MONTEZUMA...AND MOVING
  EAST AT 20 MPH.

* SOME LOCATIONS IN THE WARNING INCLUDE...
  RED CREEK...
  CATO...
  VICTORY...
  CONQUEST...
  PHOENIX...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

IN ADDITION TO LARGE HAIL AND DAMAGING WINDS...CONTINUOUS CLOUD TO
GROUND LIGHTNING IS OCCURRING WITH THIS STORM. MOVE INDOORS
IMMEDIATELY! LIGHTNING IS ONE OF NATURES NUMBER ONE KILLERS.
REMEMBER...IF YOU CAN HEAR THUNDER...YOU ARE CLOSE ENOUGH TO BE
STRUCK BY LIGHTNING.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 1000 PM EDT
MONDAY EVENING FOR WESTERN NEW YORK.

&&

LAT...LON 4320 7621 4321 7626 4320 7629 4323 7630
      4322 7647 4311 7647 4310 7649 4303 7649
      4302 7682 4319 7691 4340 7624 4321 7619
TIME...MOT...LOC 2014Z 248DEG 18KT 4314 7674

$$

SMITH
2 follow-up statements
900 
WWUS51 KBUF 022051
SVSBUF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BUFFALO NY
451 PM EDT MON SEP 2 2013

NYC117-022101-
/O.CAN.KBUF.SV.W.0093.000000T0000Z-130902T2115Z/
WAYNE NY-
451 PM EDT MON SEP 2 2013

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN WAYNE COUNTY IS
CANCELLED...

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 1000 PM EDT
MONDAY EVENING FOR WESTERN NEW YORK.

LAT...LON 4320 7621 4321 7626 4320 7629 4323 7630
      4322 7647 4311 7647 4310 7649 4303 7649
      4303 7661 4320 7660 4340 7624 4321 7619
TIME...MOT...LOC 2051Z 248DEG 18KT 4321 7650

$$

NYC011-075-022115-
/O.CON.KBUF.SV.W.0093.000000T0000Z-130902T2115Z/
OSWEGO NY-CAYUGA NY-
451 PM EDT MON SEP 2 2013

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 515 PM EDT
FOR NORTH CENTRAL CAYUGA AND SOUTH CENTRAL OSWEGO COUNTIES...

AT 448 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE
HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH.  THIS STORM WAS
LOCATED NEAR IRA...OR 10 MILES SOUTHWEST OF FULTON...MOVING EAST AT
20 MPH.

SOME LOCATIONS IN THE WARNING INCLUDE...
  PHOENIX...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 1000 PM EDT
MONDAY EVENING FOR WESTERN NEW YORK.

&&

LAT...LON 4320 7621 4321 7626 4320 7629 4323 7630
      4322 7647 4311 7647 4310 7649 4303 7649
      4303 7661 4320 7660 4340 7624 4321 7619
TIME...MOT...LOC 2051Z 248DEG 18KT 4321 7650

$$

SMITH
546 
WWUS51 KBUF 022100
SVSBUF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BUFFALO NY
500 PM EDT MON SEP 2 2013

NYC011-075-022110-
/O.CAN.KBUF.SV.W.0093.000000T0000Z-130902T2115Z/
OSWEGO NY-CAYUGA NY-
500 PM EDT MON SEP 2 2013

...THE SEVERE THUNDERSTORM WARNING FOR NORTH CENTRAL CAYUGA AND SOUTH
CENTRAL OSWEGO COUNTIES IS CANCELLED...

AT 500 PM EDT NATIONAL WEATHER SERVICE RADAR SHOWED THAT THE SEVERE 
THUNDERSTORM HAD EXITED INTO ONONDAGA COUNTY...THUS THE WARNING HAS 
BEEN CANCELLED.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 1000 PM EDT
MONDAY EVENING FOR WESTERN NEW YORK.

LAT...LON 4320 7621 4321 7626 4320 7629 4323 7630
      4322 7647 4311 7647 4310 7649 4303 7649
      4303 7661 4320 7660 4340 7624 4321 7619
TIME...MOT...LOC 2100Z 248DEG 18KT 4323 7644

$$

SMITH

The office that day

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

IssuedProductOfficeCountiesLasted
Sep 1, 8:03 PM EDTSpecial Weather StatementBUFAllegany57 min
Sep 1, 10:40 PM EDTSpecial Weather StatementBUFWayne65 min
Sep 1, 11:43 PM EDTSpecial Weather StatementBUFOswego77 min
Sep 2, 12:20 AM EDTSevere Thunderstorm WarningBUFLewis, Oswego55 min
Sep 2, 11:06 AM EDTSpecial Marine WarningBUF54 min
Sep 2, 11:31 AM EDTSpecial Marine WarningBUF44 min
Sep 2, 11:52 AM EDTSevere Thunderstorm WarningBUFChautauqua23 min
Sep 2, 12:13 PM EDTSevere Thunderstorm WarningBUFChautauqua32 min
Sep 2, 12:39 PM EDTSevere Thunderstorm WarningBUFChautauqua36 min
Sep 2, 12:51 PM EDTSpecial Weather StatementBUFCayuga39 min
Sep 2, 1:11 PM EDTSevere Thunderstorm WarningBUFCattaraugus, Chautauqua34 min
Sep 2, 1:28 PM EDTSpecial Weather StatementBUFGenesee62 min
Sep 2, 1:35 PM EDTSevere Thunderstorm WarningBUFGenesee, Livingston, Monroe, Ontario, Wyoming55 min
Sep 2, 2:01 PM EDTSevere Thunderstorm WarningBUFCayuga29 min
Sep 2, 2:14 PM EDTSpecial Weather StatementBUFCattaraugus61 min
Sep 2, 2:37 PM EDTSpecial Marine WarningBUF38 min
Sep 2, 2:46 PM EDTSpecial Weather StatementBUFCayuga29 min
Sep 2, 3:20 PM EDTSpecial Marine WarningBUF85 min
Sep 2, 3:31 PM EDTSevere Thunderstorm WarningBUFOswego59 min
Sep 2, 3:45 PM EDTSpecial Marine WarningBUF2 hr
Sep 2, 3:59 PM EDTSevere Thunderstorm WarningBUFCayuga, Oswego, Wayne61 min
Sep 2, 4:25 PM EDTSevere Thunderstorm WarningBUFJefferson, Lewis65 min
Sep 2, 4:31 PM EDTSevere Thunderstorm WarningBUFWayne59 min
Sep 2, 4:32 PM EDTSevere Thunderstorm WarningBUFCayuga, Oswego43 min
Sep 2, 4:36 PM EDTFlash Flood WarningBUFCayuga, Oswego3 hr
Sep 2, 4:39 PM EDTSevere Thunderstorm WarningBUFJefferson, Lewis51 min
Sep 2, 4:57 PM EDTSevere Thunderstorm WarningBUFLewis, Oswego33 min
Sep 2, 4:59 PM EDTSpecial Marine WarningBUF61 min
Sep 2, 5:24 PM EDTSevere Thunderstorm WarningBUFLewis36 min
Sep 2, 5:35 PM EDTSevere Thunderstorm WarningBUFLewis25 min
Sep 2, 5:36 PM EDTAreal Flood AdvisoryBUFLewis3 hr
Sep 2, 6:24 PM EDTSmall Craft AdvisoryBUF61 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.