Alert archive / New York / Severe Thunderstorm Warnings in 2014

Severe Thunderstorm Warning 30, NWS Buffalo, NY

June 24, 2014Jefferson County, Lewis County, Oswego County, New York

NWS Buffalo, NY issued this severe thunderstorm warning at Jun 24, 2014, 6:33 PM EDT for Jefferson County, Lewis County, Oswego County, New York. It was in force for 57 min. 2 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
Jun 24, 2014, 6:33 PM EDT (22:33 UTC)
Expired
Jun 24, 2014, 7:30 PM EDT
In force
57 min
Issued by
NWS Buffalo, NY
Area
Storm-based polygon

Counties Jefferson County, NY, Lewis County, NY, Oswego County, NY

The radar

The Ft Drum radar (KTYX), 22 km from the middle of the area, began a volume at 22:33 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
Jun 24, 6:57 PM EDTTSTM WND DMGWilliamstown, NYTREE ON WIRES
Jun 24, 7:00 PM EDTTSTM WND DMGMannsville, NYTREE AND SOME WIRES DOWN

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

The nearest sounding before it

Albany, NY (KALY), launched 12:00Z, 10.6 hours before the alert went out and 184 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 2014-06-24Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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, Albany, NY at 12:00Z on 2014-06-24The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 146 square meters per square second.193958Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1084 m above ground
0-6 km bulk shear
36 kt
0-1 km storm-relative helicity
146 m²/s²
0-3 km storm-relative helicity
216 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.

537 
WUUS51 KBUF 242233
SVRBUF
NYC045-049-075-242330-
/O.NEW.KBUF.SV.W.0030.140624T2233Z-140624T2330Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE BUFFALO NY
633 PM EDT TUE JUN 24 2014

THE NATIONAL WEATHER SERVICE IN BUFFALO HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  SOUTHERN JEFFERSON COUNTY IN CENTRAL NEW YORK
  SOUTHERN LEWIS COUNTY IN CENTRAL NEW YORK
  NORTHEASTERN OSWEGO COUNTY IN CENTRAL NEW YORK

* UNTIL 730 PM EDT

* AT 628 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING QUARTER SIZE
  HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH.  THESE STORMS 
  WERE LOCATED ALONG A LINE EXTENDING FROM NINE MILE POINT TO PARISH 
  AND MOVING EAST-NORTHEAST AT 40 MPH.

* SOME LOCATIONS IN THE WARNING INCLUDE...
  PULASKI...
  SOUTHWICK BEACH...
  REDFIELD...
  ADAMS CENTER...
  HIGHMARKET...
  LOWVILLE...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THESE ARE DANGEROUS STORMS. IF YOU ARE IN THE PATH...PREPARE
IMMEDIATELY FOR DAMAGING WINDS...DESTRUCTIVE HAIL...AND DEADLY CLOUD
TO GROUND LIGHTNING. PEOPLE OUTSIDE SHOULD MOVE TO A SHELTER...
PREFERABLY INSIDE A STRONG BUILDING BUT AWAY FROM WINDOWS.

THESE STORMS HAVE A HISTORY OF PRODUCING DESTRUCTIVE WINDS AND LARGE
DAMAGING HAIL. SEEK SHELTER NOW INSIDE A STURDY STRUCTURE AND STAY
AWAY FROM WINDOWS!

&&

LAT...LON 4360 7512 4342 7553 4348 7581 4333 7588
      4332 7585 4325 7587 4341 7612 4352 7641
      4352 7629 4354 7623 4368 7621 4380 7624
      4399 7576 4379 7521 4368 7511 4362 7510
TIME...MOT...LOC 2231Z 250DEG 35KT 4353 7640 4342 7606
          4328 7589

$$

THOMAS
2 follow-up statements
428 
WWUS51 KBUF 242313
SVSBUF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BUFFALO NY
713 PM EDT TUE JUN 24 2014

NYC045-049-075-242330-
/O.CON.KBUF.SV.W.0030.000000T0000Z-140624T2330Z/
LEWIS NY-OSWEGO NY-JEFFERSON NY-
713 PM EDT TUE JUN 24 2014

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 730 PM EDT
FOR SOUTHERN JEFFERSON...NORTHEASTERN OSWEGO AND SOUTHERN LEWIS
COUNTIES...

AT 709 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING QUARTER
SIZE HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH.  THESE STORMS
WERE LOCATED ALONG A LINE EXTENDING FROM ADAMS TO REDFIELD...MOVING 
NORTHEAST AT 40 MPH.

SOME LOCATIONS IN THE WARNING INCLUDE...
  ADAMS CENTER...
  BARNES CORNERS...
  MARTINSBURG...
  COPENHAGEN...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THESE ARE DANGEROUS STORMS. IF YOU ARE IN THE PATH...PREPARE
IMMEDIATELY FOR DAMAGING WINDS...DESTRUCTIVE HAIL...AND DEADLY CLOUD
TO GROUND LIGHTNING. PEOPLE OUTSIDE SHOULD MOVE TO A SHELTER...
PREFERABLY INSIDE A STRONG BUILDING BUT AWAY FROM WINDOWS.

THESE STORMS HAVE A HISTORY OF PRODUCING DESTRUCTIVE WINDS AND LARGE
DAMAGING HAIL. SEEK SHELTER NOW INSIDE A STURDY STRUCTURE AND STAY
AWAY FROM WINDOWS!

&&

LAT...LON 4360 7512 4342 7553 4348 7581 4339 7585
      4339 7587 4356 7611 4368 7621 4380 7624
      4399 7576 4379 7521 4368 7511 4362 7510
TIME...MOT...LOC 2310Z 231DEG 34KT 4381 7604 4370 7570
          4363 7561

$$

THOMAS
335 
WWUS51 KBUF 242333
SVSBUF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BUFFALO NY
733 PM EDT TUE JUN 24 2014

NYC045-049-075-242342-
/O.EXP.KBUF.SV.W.0030.000000T0000Z-140624T2330Z/
LEWIS NY-OSWEGO NY-JEFFERSON NY-
733 PM EDT TUE JUN 24 2014

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHERN JEFFERSON...
NORTHEASTERN OSWEGO AND SOUTHERN LEWIS COUNTIES HAS EXPIRED...ANOTHER 
SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR MUCH OF JEFFERSON 
AND LEWIS COUNTIES. 

AT 732 PM EDT NATIONAL WEATHER SERVICE RADAR SHOWED THAT THE SEVERE
THUNDERSTORM THAT PROMPTED THE WARNING HAD EXITED OSWEGO COUNTY...
THUS THE WARNING HAS BEEN ALLOWED TO EXPIRE.

LAT...LON 4360 7512 4342 7553 4348 7581 4339 7585
      4339 7587 4356 7611 4368 7621 4380 7624
      4399 7576 4379 7521 4368 7511 4362 7510
TIME...MOT...LOC 2313Z 231DEG 34KT 4383 7601 4372 7567
          4365 7558

$$

THOMAS

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 24, 5:56 AM EDTSpecial Weather StatementBUFLivingston, Ontario64 min
Jun 24, 11:32 AM EDTFlash Flood WatchBUFAllegany, Cattaraugus, Cayuga, Chautauqua, Erie, Genesee and 10 more28 hr
Jun 24, 3:58 PM EDTSpecial Weather StatementBUFGenesee62 min
Jun 24, 5:16 PM EDTSevere Thunderstorm WarningBUFCayuga, Ontario, Wayne44 min
Jun 24, 5:41 PM EDTSevere Thunderstorm WarningBUFLivingston, Ontario49 min
Jun 24, 5:51 PM EDTSevere Thunderstorm WarningBUFCayuga, Oswego, Wayne54 min
Jun 24, 6:03 PM EDTSpecial Marine WarningBUF57 min
Jun 24, 6:04 PM EDTSpecial Weather StatementBUFErie, Genesee, Wyoming56 min
Jun 24, 6:54 PM EDTSpecial Marine WarningBUF51 min
Jun 24, 7:26 PM EDTSpecial Marine WarningBUF34 min
Jun 24, 7:28 PM EDTSevere Thunderstorm WarningBUFJefferson, Lewis62 min
Jun 24, 7:53 PM EDTSpecial Weather StatementBUFChautauqua, Erie52 min
Jun 24, 7:56 PM EDTSpecial Weather StatementBUFNiagara64 min

Nearby

Severe Thunderstorm Warnings in New York, 2014Every severe thunderstorm warning in 2014

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.