Alert archive / New York / Severe Thunderstorm Warnings in 2013

Severe Thunderstorm Warning 29, NWS Buffalo, NY

May 22, 2013Monroe County, Wayne County, New York

NWS Buffalo, NY issued this severe thunderstorm warning at May 22, 2013, 2:19 PM EDT for Monroe County, Wayne County, New York. It was in force for 41 min. 1 report 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
May 22, 2013, 2:19 PM EDT (18:19 UTC)
Expired
May 22, 2013, 3:00 PM EDT
In force
41 min
Issued by
NWS Buffalo, NY
Area
Storm-based polygon

Counties Monroe County, NY, Wayne County, NY

The radar

The Buffalo radar (KBUF), 123 km from the middle of the area, began a volume at 18:19 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
May 22, 2:37 PM EDTHAIL 0.52 Wsw Bear Creek, NY

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

The nearest sounding before it

Buffalo Intl Airport, NY (KBUF), launched 12:00Z, 6.3 hours before the alert went out and 121 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 2013-05-22Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 225 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 2013-05-22The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 35 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
225 J/kg
Mixed-layer CIN
-69 J/kg
Mixed-layer LCL
1219 m above ground
0-6 km bulk shear
44 kt
0-1 km storm-relative helicity
35 m²/s²
0-3 km storm-relative helicity
55 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.2

Open this sounding in Storm Lab

The text

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

522 
WUUS51 KBUF 221819
SVRBUF
NYC055-117-221900-
/O.NEW.KBUF.SV.W.0029.130522T1819Z-130522T1900Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE BUFFALO NY
219 PM EDT WED MAY 22 2013

THE NATIONAL WEATHER SERVICE IN BUFFALO HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  EAST CENTRAL MONROE COUNTY IN WESTERN NEW YORK
  NORTHWESTERN WAYNE COUNTY IN WESTERN NEW YORK

* UNTIL 300 PM EDT

* AT 214 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 NEAR
  PENFIELD...OR NEAR EAST ROCHESTER...AND MOVING NORTHEAST AT 30 MPH.

* SOME LOCATIONS IN THE WARNING INCLUDE...
  WEBSTER...
  ONTARIO...
  WILLIAMSON...
  SODUS...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THIS IS A DANGEROUS STORM. 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 4318 7756 4329 7735 4330 7709 4329 7706
      4328 7704 4321 7699 4306 7747
TIME...MOT...LOC 1819Z 240DEG 27KT 4316 7743

$$

TMA
2 follow-up statements
688 
WWUS51 KBUF 221840
SVSBUF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BUFFALO NY
240 PM EDT WED MAY 22 2013

NYC055-221850-
/O.CAN.KBUF.SV.W.0029.000000T0000Z-130522T1900Z/
MONROE NY-
240 PM EDT WED MAY 22 2013

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

LAT...LON 4317 7733 4329 7735 4330 7709 4329 7706
      4328 7704 4321 7699
TIME...MOT...LOC 1840Z 240DEG 27KT 4324 7724

$$

NYC117-221900-
/O.CON.KBUF.SV.W.0029.000000T0000Z-130522T1900Z/
WAYNE NY-
240 PM EDT WED MAY 22 2013

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 300 PM EDT
FOR NORTHWESTERN WAYNE COUNTY...

AT 237 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 ONTARIO...OR 8 MILES EAST OF WEBSTER...MOVING NORTHEAST
AT 30 MPH.

SOME LOCATIONS IN THE WARNING INCLUDE...
  WILLIAMSON...
  PULTNEYVILLE...
  SODUS...

LAT...LON 4317 7733 4329 7735 4330 7709 4329 7706
      4328 7704 4321 7699
TIME...MOT...LOC 1840Z 240DEG 27KT 4324 7724

$$

TMA
093 
WWUS51 KBUF 221902
SVSBUF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BUFFALO NY
302 PM EDT WED MAY 22 2013

NYC117-221912-
/O.EXP.KBUF.SV.W.0029.000000T0000Z-130522T1900Z/
WAYNE NY-
302 PM EDT WED MAY 22 2013

...THE SEVERE THUNDERSTORM WARNING FOR NORTHWESTERN WAYNE COUNTY HAS
EXPIRED...

AT 302 PM EDT NATIONAL WEATHER SERVICE RADAR SHOWED THAT THE SEVERE
THUNDERSTORM THAT PROMPTED THE WARNING HAD EXITED THE WARNED AREA...
THUS THE WARNING HAS BEEN ALLOWED TO EXPIRE.

LAT...LON 4317 7733 4329 7735 4330 7709 4329 7706
      4328 7704 4321 7699
TIME...MOT...LOC 1840Z 240DEG 27KT 4324 7724

$$

TMA

The office that day

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

IssuedProductOfficeCountiesLasted
May 21, 8:58 PM EDTSpecial Weather StatementBUFOntario, Wayne62 min
May 21, 9:14 PM EDTSevere Thunderstorm WarningBUFOntario, Wayne31 min
May 21, 9:35 PM EDTSevere Thunderstorm WarningBUFCayuga, Wayne25 min
May 21, 10:56 PM EDTSpecial Weather StatementBUFLewis64 min
May 22, 2:24 PM EDTSpecial Marine WarningBUF66 min
May 22, 3:14 PM EDTSevere Thunderstorm WarningBUFCayuga, Oswego, Wayne61 min
May 22, 3:32 PM EDTSpecial Marine WarningBUF58 min
May 22, 4:16 PM EDTSevere Thunderstorm WarningBUFOswego59 min
May 22, 6:14 PM EDTSevere Thunderstorm WarningBUFCayuga, Oswego61 min
May 22, 7:09 PM EDTSevere Thunderstorm WarningBUFOswego36 min
May 22, 7:58 PM EDTSevere Thunderstorm WarningBUFGenesee, Monroe, Orleans32 min

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.