Alert archive / New York / Severe Thunderstorm Warnings in 2014

Severe Thunderstorm Warning 54, NWS Buffalo, NY

July 8, 2014Monroe County, Ontario County, Wayne County, New York

NWS Buffalo, NY issued this severe thunderstorm warning at Jul 8, 2014, 5:02 PM EDT for Monroe County, Ontario County, Wayne County, New York. It was in force for 58 min. 8 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
Jul 8, 2014, 5:02 PM EDT (21:02 UTC)
Expired
Jul 8, 2014, 6:00 PM EDT
In force
58 min
Issued by
NWS Buffalo, NY
Area
Storm-based polygon

Counties Monroe County, NY, Ontario County, NY, Wayne County, NY

The radar

The Buffalo radar (KBUF), 129 km from the middle of the area, began a volume at 21:06 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
Jul 8, 5:17 PM EDTTSTM WND DMGFarmington, NYSERIES OF POWER POLES BLOWN DOWN. PHOTO SUBMITTED TO BUFFALO FACEBOOK PAGE
Jul 8, 5:17 PM EDTTSTM WND DMGWalworth, NYTREES AND WIRES DOWN
Jul 8, 5:18 PM EDTTSTM WND DMGMacedon, NYTREES AND WIRES DOWN
Jul 8, 5:21 PM EDTTSTM WND DMGPalmyra, NYTREES AND WIRES DOWN
Jul 8, 5:22 PM EDTTSTM WND DMG1 Nne Marion, NYTREE ON HOUSE ON SKINNER ROAD
Jul 8, 5:25 PM EDTTSTM WND DMG1 E Naples, NYTREES AND WIRES DOWN
Jul 8, 5:26 PM EDTTSTM WND DMG1 N Newark, NYBARN BLOWN ONTO STATE ROUTE 88
Jul 8, 5:30 PM EDTTSTM WND DMGNewark, NYTREES AND WIRES DOWN

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
Jul 8, 1:04 PM EDTSevere Thunderstorm WatchSPC7 hr

The nearest sounding before it

Buffalo Intl Airport, NY (KBUF), launched 12:00Z, 9.0 hours before the alert went out and 126 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 2014-07-08Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 232 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 2014-07-08The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 66 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
232 J/kg
Mixed-layer CIN
-26 J/kg
Mixed-layer LCL
786 m above ground
0-6 km bulk shear
37 kt
0-1 km storm-relative helicity
66 m²/s²
0-3 km storm-relative helicity
119 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.6

Open this sounding in Storm Lab

The text

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

392 
WUUS51 KBUF 082102
SVRBUF
NYC055-069-117-082200-
/O.NEW.KBUF.SV.W.0054.140708T2102Z-140708T2200Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE BUFFALO NY
502 PM EDT TUE JUL 8 2014

THE NATIONAL WEATHER SERVICE IN BUFFALO HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  EXTREME EASTERN MONROE COUNTY IN WESTERN NEW YORK   
  EASTERN ONTARIO COUNTY IN WESTERN NEW YORK
  WAYNE COUNTY IN WESTERN NEW YORK

THIS ALSO INCLUDES THE NEW YORK THRUWAY BETWEEN EXITS 42 AND 44.

* UNTIL 600 PM EDT

* AT 458 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 10 MILES WEST OF ONTARIO TO    
  23 MILES SOUTHWEST OF CANANDAIGUA...AND MOVING EAST AT 50 MPH.     
  ANOTHER SEVERE THUNDERSTORM 2 MILES WEST OF CLYDE IS MOVING        
  NORTHEAST AT 50 MPH.

* SOME LOCATIONS IN THE WARNING INCLUDE...
  ONTARIO...
  WILLIAMSON...
  MARION...
  SODUS...
  PHELPS...
  GENEVA...
  CLYDE...

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.

&&

LAT...LON 4328 7740 4330 7709 4328 7700 4331 7681
      4301 7682 4301 7696 4276 7697 4276 7731
      4267 7736 4258 7736 4257 7741
TIME...MOT...LOC 2100Z 263DEG 45KT 4322 7745 4272 7764

$$

HITCHCOCK
3 follow-up statements
536 
WWUS51 KBUF 082114
SVSBUF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BUFFALO NY
514 PM EDT TUE JUL 8 2014

NYC055-069-117-082200-
/O.CON.KBUF.SV.W.0054.000000T0000Z-140708T2200Z/
ONTARIO NY-WAYNE NY-MONROE NY-
514 PM EDT TUE JUL 8 2014

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 600 PM EDT
FOR EXTREME EAST CENTRAL MONROE...WAYNE AND EASTERN ONTARIO
COUNTIES...

THIS ALSO INCLUDES THE NEW YORK THRUWAY BETWEEN EXITS 42 AND 44.

AT 510 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING
DESTRUCTIVE WINDS IN EXCESS OF 70 MPH.  THESE STORMS WERE LOCATED 
ALONG A LINE EXTENDING FROM ONTARIO TO BRISTOL MOUNTAIN...MOVING 
NORTHEAST AT 60 MPH.

SOME LOCATIONS IN THE WARNING INCLUDE...
  WILLIAMSON...
  ONTARIO...
  MARION...
  GORHAM...
  PHELPS...
  WOLCOTT...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 4328 7740 4330 7709 4328 7700 4331 7681
      4301 7682 4301 7696 4276 7697 4276 7731
      4267 7736 4258 7736 4257 7741
TIME...MOT...LOC 2113Z 246DEG 50KT 4327 7725 4281 7742

$$

HITCHCOCK
340 
WWUS51 KBUF 082133
SVSBUF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BUFFALO NY
533 PM EDT TUE JUL 8 2014

NYC055-082143-
/O.CAN.KBUF.SV.W.0054.000000T0000Z-140708T2200Z/
MONROE NY-
533 PM EDT TUE JUL 8 2014

...THE SEVERE THUNDERSTORM WARNING FOR EXTREME EAST CENTRAL MONROE
COUNTY IS CANCELLED...

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 800 PM EDT
TUESDAY EVENING FOR WESTERN NEW YORK.

LAT...LON 4277 7732 4329 7717 4330 7709 4328 7700
      4331 7681 4301 7682 4301 7696 4276 7697
TIME...MOT...LOC 2133Z 246DEG 50KT 4328 7698 4294 7708

$$

NYC069-117-082200-
/O.CON.KBUF.SV.W.0054.000000T0000Z-140708T2200Z/
ONTARIO NY-WAYNE NY-
533 PM EDT TUE JUL 8 2014

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 600 PM EDT
FOR CENTRAL WAYNE AND NORTHEASTERN ONTARIO COUNTIES...

AT 531 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO 
INDICATE A LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING 
DESTRUCTIVE AND POTENTIALLY DEADLY WINDS IN EXCESS OF 80 MPH. THESE 
STORMS WERE LOCATED ALONG A LINE EXTENDING FROM SODUS POINT TO 
CLIFTON SPRINGS...OR ALONG A LINE EXTENDING FROM 21 MILES EAST OF 
WEBSTER TO 8 MILES NORTHWEST OF GENEVA...MOVING NORTHEAST AT 55 MPH.

SOME LOCATIONS IN THE WARNING INCLUDE...
  PORT BAY...
  WOLCOTT...
  CLYDE...
  ROSE...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

WINDS IN EXCESS OF 80 MPH ARE DANGEROUS...DESTRUCTIVE...AND POSSIBLY
DEADLY. THESE WINDS CAN SNAP AND UPROOT LARGE NUMBERS OF TREES AND
OVERTURN HIGH PROFILE VEHICLES. TAKE SHELTER IN A STURDY BUILDING
NOW!

&&

LAT...LON 4277 7732 4329 7717 4330 7709 4328 7700
      4331 7681 4301 7682 4301 7696 4276 7697
TIME...MOT...LOC 2133Z 246DEG 50KT 4328 7698 4294 7708

$$

HITCHCOCK
468 
WWUS51 KBUF 082200
SVSBUF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BUFFALO NY
600 PM EDT TUE JUL 8 2014

NYC069-117-082210-
/O.EXP.KBUF.SV.W.0054.000000T0000Z-140708T2200Z/
ONTARIO NY-WAYNE NY-
600 PM EDT TUE JUL 8 2014

...THE SEVERE THUNDERSTORM WARNING FOR CENTRAL WAYNE AND NORTHEASTERN
ONTARIO COUNTIES HAS EXPIRED...

AT 600 PM EDT NATIONAL WEATHER SERVICE RADAR SHOWED THAT THE SEVERE
THUNDERSTORMS THAT PROMPTED THE WARNING HAVE EXITED THE WARNED AREA...
THUS THE WARNING HAS BEEN ALLOWED TO EXPIRE.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 800 PM EDT
TUESDAY EVENING FOR WESTERN NEW YORK.

LAT...LON 4277 7732 4329 7717 4330 7709 4328 7700
      4331 7681 4301 7682 4301 7696 4276 7697
TIME...MOT...LOC 2133Z 246DEG 50KT 4328 7698 4294 7708

$$

RSH

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 7, 8:12 PM EDTSpecial Marine WarningBUF63 min
Jul 7, 9:02 PM EDTSpecial Marine WarningBUF58 min
Jul 7, 10:20 PM EDTSpecial Marine WarningBUF25 min
Jul 7, 10:25 PM EDTSevere Thunderstorm WarningBUFErie, Genesee, Orleans, Wyoming65 min
Jul 8, 2:03 AM EDTSmall Craft AdvisoryBUF33 hr
Jul 8, 1:01 PM EDTSevere Thunderstorm WarningBUFCattaraugus, Chautauqua59 min
Jul 8, 1:56 PM EDTSevere Thunderstorm WarningBUFErie, Wyoming49 min
Jul 8, 2:43 PM EDTSpecial Marine WarningBUF92 min
Jul 8, 2:45 PM EDTSevere Thunderstorm WarningBUFChautauqua60 min
Jul 8, 3:06 PM EDTSevere Thunderstorm WarningBUFCattaraugus, Chautauqua, Erie54 min
Jul 8, 3:08 PM EDTSpecial Marine WarningBUF82 min
Jul 8, 3:28 PM EDTSpecial Marine WarningBUF92 min
Jul 8, 3:35 PM EDTSevere Thunderstorm WarningBUFErie, Niagara55 min
Jul 8, 3:46 PM EDTSpecial Weather StatementBUFLewis44 min
Jul 8, 4:00 PM EDTSevere Thunderstorm WarningBUFCattaraugus, Erie45 min
Jul 8, 4:10 PM EDTSevere Thunderstorm WarningBUFErie, Genesee, Niagara, Orleans, Wyoming44 min
Jul 8, 4:21 PM EDTSpecial Marine WarningBUF84 min
Jul 8, 4:31 PM EDTSevere Thunderstorm WarningBUFGenesee, Livingston, Monroe, Ontario, Orleans, Wyoming57 min
Jul 8, 4:43 PM EDTSevere Thunderstorm WarningBUFAllegany, Cattaraugus62 min
Jul 8, 4:51 PM EDTSevere Thunderstorm WarningBUFCayuga, Ontario, Oswego, Wayne54 min
Jul 8, 4:57 PM EDTSpecial Marine WarningBUF63 min
Jul 8, 4:58 PM EDTAreal Flood AdvisoryBUFGenesee, Livingston, Monroe, Ontario, Orleans, Wyoming3 hr
Jul 8, 5:16 PM EDTSpecial Marine WarningBUF89 min
Jul 8, 5:41 PM EDTSevere Thunderstorm WarningBUFCayuga, Oswego, Wayne79 min
Jul 8, 5:56 PM EDTSpecial Marine WarningBUF64 min
Jul 8, 6:03 PM EDTSevere Thunderstorm WarningBUFJefferson, Oswego57 min
Jul 8, 6:12 PM EDTSevere Thunderstorm WarningBUFJefferson, Lewis78 min
Jul 8, 6:54 PM EDTAreal Flood AdvisoryBUFJefferson, Lewis3 hr
Jul 8, 7:30 PM EDTSpecial Marine WarningBUF60 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.