Alert archive / New York / Severe Thunderstorm Warnings in 2013

Severe Thunderstorm Warning 33, NWS Buffalo, NY

May 22, 2013Oswego County, New York

NWS Buffalo, NY issued this severe thunderstorm warning at May 22, 2013, 7:09 PM EDT for Oswego County, New York. It was in force for 36 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: May 22, 2013, 7:09 PM EDT (23:09 UTC)
Expired: May 22, 2013, 7:45 PM EDT
In force: 36 min
Issued by: NWS Buffalo, NY
Area: Storm-based polygon

County Oswego County, NY

The radar

The Ft Drum radar (KTYX), 58 km from the middle of the area, began a volume at 23:12 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

Time	Report	Where	Remark
May 22, 7:15 PM EDT	HAIL 1.25	Hastings, NY	VIA FACEBOOK WSYR
May 22, 7:15 PM EDT	HAIL 1.5	West Monroe, NY	VIA FACEBOOK WSYR
May 22, 7:19 PM EDT	HAIL 1	5 Nne Constantia, NY

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.

Issued	Product	Office	Lasted
May 22, 3:41 PM EDT	Severe Thunderstorm Watch	SPC	7 hr

The nearest sounding before it

Albany, NY (KALY), launched 12:00Z, 11.2 hours before the alert went out and 186 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 132 J/kg
Mixed-layer CIN: -118 J/kg
Mixed-layer LCL: 738 m above ground
0-6 km bulk shear: 44 kt
0-1 km storm-relative helicity: 113 m²/s²
0-3 km storm-relative helicity: 124 m²/s²
Significant tornado parameter: 0.0
Supercell composite: -0.1

Open this sounding in Storm Lab

The text

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

504 
WUUS51 KBUF 222309
SVRBUF
NYC075-222345-
/O.NEW.KBUF.SV.W.0033.130522T2309Z-130522T2345Z/

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

THE NATIONAL WEATHER SERVICE IN BUFFALO HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  SOUTH CENTRAL OSWEGO COUNTY IN CENTRAL NEW YORK

* UNTIL 745 PM EDT

* AT 707 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING GOLF BALL SIZE HAIL...AND
  DAMAGING WINDS IN EXCESS OF 60 MPH.  THIS STORM WAS LOCATED NEAR
  CENTRAL SQUARE...OR 9 MILES NORTH OF CICERO...AND MOVING EAST AT 30
  MPH.

* SOME LOCATIONS IN THE WARNING INCLUDE...
  CONSTANTIA...
  AMBOY...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

DOPPLER RADAR HAS INDICATED SOME WEAK ROTATION WITHIN THIS STORM.
WHILE NOT IMMEDIATELY LIKELY...A TORNADO MAY STILL DEVELOP. IF A
TORNADO IS SPOTTED...ACT QUICKLY AND MOVE TO A PLACE OF SAFETY IN A
STURDY STRUCTURE...SUCH AS A BASEMENT OR SMALL INTERIOR ROOM.

&&

LAT...LON 4333 7588 4332 7585 4329 7586 4316 7588
      4315 7589 4319 7608 4323 7612 4324 7616
      4339 7619 4344 7583
TIME...MOT...LOC 2309Z 263DEG 24KT 4332 7609

$$

SMITH

1 follow-up statement

424 
WWUS51 KBUF 222335
SVSBUF

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

NYC075-222345-
/O.CAN.KBUF.SV.W.0033.000000T0000Z-130522T2345Z/
OSWEGO NY-
735 PM EDT WED MAY 22 2013

...THE SEVERE THUNDERSTORM WARNING FOR SOUTH CENTRAL OSWEGO COUNTY IS
CANCELLED...

AT 735 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 CANCELLED.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 1100 PM EDT
WEDNESDAY EVENING FOR WESTERN NEW YORK.

LAT...LON 4333 7588 4332 7585 4329 7586 4316 7588
      4315 7589 4319 7608 4323 7612 4324 7616
      4339 7619 4344 7583
TIME...MOT...LOC 2335Z 263DEG 24KT 4334 7585

$$

SMITH

The office that day

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

Issued	Product	Office	Counties	Lasted
May 21, 8:58 PM EDT	Special Weather Statement	BUF	Ontario, Wayne	62 min
May 21, 9:14 PM EDT	Severe Thunderstorm Warning	BUF	Ontario, Wayne	31 min
May 21, 9:35 PM EDT	Severe Thunderstorm Warning	BUF	Cayuga, Wayne	25 min
May 21, 10:56 PM EDT	Special Weather Statement	BUF	Lewis	64 min
May 22, 2:19 PM EDT	Severe Thunderstorm Warning	BUF	Monroe, Wayne	41 min
May 22, 2:24 PM EDT	Special Marine Warning	BUF		66 min
May 22, 3:14 PM EDT	Severe Thunderstorm Warning	BUF	Cayuga, Oswego, Wayne	61 min
May 22, 3:32 PM EDT	Special Marine Warning	BUF		58 min
May 22, 4:16 PM EDT	Severe Thunderstorm Warning	BUF	Oswego	59 min
May 22, 6:14 PM EDT	Severe Thunderstorm Warning	BUF	Cayuga, Oswego	61 min
May 22, 7:58 PM EDT	Severe Thunderstorm Warning	BUF	Genesee, Monroe, Orleans	32 min

Nearby

Severe Thunderstorm Warnings in New York, 2013 Every 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.