Alert archive / New York / Severe Thunderstorm Warnings in 2013

Severe Thunderstorm Warning 36, NWS Buffalo, NY

May 22, 20135 counties in New York

NWS Buffalo, NY issued this severe thunderstorm warning at May 22, 2013, 9:33 PM EDT for 5 counties in New York. It was in force for 57 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, 9:33 PM EDT (01:33 UTC)
Expired: May 22, 2013, 10:30 PM EDT
In force: 57 min
Issued by: NWS Buffalo, NY
Area: Storm-based polygon

Counties Cayuga County, NY, Jefferson County, NY, Lewis County, NY, Oswego County, NY, Wayne County, NY

The radar

The Ft Drum radar (KTYX), 42 km from the middle of the area, began a volume at 01:33 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

Time	Report	Where	Remark
May 22, 10:18 PM EDT	TSTM WND DMG	Adams Center, NY	TREE DOWN ACROSS ROADWAY NEAR THE CORNER OF FULLER RD AND CAIRD 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.

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

The nearest sounding before it

Buffalo Intl Airport, NY (KBUF), launched 00:00Z, 1.6 hours before the alert went out and 220 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: 887 J/kg
Mixed-layer CIN: -50 J/kg
Mixed-layer LCL: 1552 m above ground
0-6 km bulk shear: 25 kt
0-1 km storm-relative helicity: 45 m²/s²
0-3 km storm-relative helicity: 34 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.

012 
WUUS51 KBUF 230133
SVRBUF
NYC011-045-049-075-117-230230-
/O.NEW.KBUF.SV.W.0036.130523T0133Z-130523T0230Z/

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

THE NATIONAL WEATHER SERVICE IN BUFFALO HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  NORTHWESTERN CAYUGA COUNTY IN CENTRAL NEW YORK
  JEFFERSON COUNTY IN CENTRAL NEW YORK
  LEWIS COUNTY IN CENTRAL NEW YORK
  OSWEGO COUNTY IN CENTRAL NEW YORK
  NORTHERN WAYNE COUNTY IN WESTERN NEW YORK

THIS ALSO INCLUDES INTERSTATE 81 BETWEEN EXITS 33 AND 52.

* UNTIL 1030 PM EDT

* AT 929 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING DAMAGING WINDS IN
  EXCESS OF 60 MPH.  THESE STORMS WERE LOCATED ALONG A LINE EXTENDING
  FROM 35 MILES NORTHWEST OF CLAYTON TO 14 MILES WEST OF CLAYTON     
  TO 12 MILES SOUTHWEST OF STONY POINT TO ONTARIO...AND MOVING       
  NORTHEAST AT 65 MPH.

* SOME LOCATIONS IN THE WARNING INCLUDE...
  STONY POINT...
  HENDERSON HARBOR...
  OSWEGO...
  NINE MILE POINT...
  CALCIUM...
  SOUTHWICK BEACH...
  WATERTOWN...
  ADAMS CENTER...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 4342 7552 4348 7580 4333 7588 4316 7738
      4329 7722 4330 7690 4337 7696 4330 7690
      4332 7679 4353 7642 4354 7623 4380 7624
      4390 7645 4390 7614 4396 7629 4411 7638
      4434 7605 4440 7584 4410 7516 4362 7510
TIME...MOT...LOC 0131Z 237DEG 56KT 4471 7632 4421 7632
          4376 7648 4328 7722

$$

SMITH

2 follow-up statements

936 
WWUS51 KBUF 230210
SVSBUF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BUFFALO NY
1010 PM EDT WED MAY 22 2013

NYC011-117-230220-
/O.CAN.KBUF.SV.W.0036.000000T0000Z-130523T0230Z/
WAYNE NY-CAYUGA NY-
1010 PM EDT WED MAY 22 2013

...THE SEVERE THUNDERSTORM WARNING FOR NORTHWESTERN CAYUGA AND
NORTHERN WAYNE COUNTIES IS CANCELLED...

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

LAT...LON 4342 7552 4348 7580 4345 7655 4353 7642
      4354 7623 4380 7624 4384 7632 4385 7631
      4390 7645 4390 7614 4396 7629 4411 7638
      4434 7605 4440 7584 4410 7516 4362 7510
TIME...MOT...LOC 0210Z 224DEG 31KT 4500 7582 4450 7583
          4405 7599 4357 7674

$$

NYC045-049-075-230230-
/O.CON.KBUF.SV.W.0036.000000T0000Z-130523T0230Z/
LEWIS NY-JEFFERSON NY-OSWEGO NY-
1010 PM EDT WED MAY 22 2013

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1030 PM EDT
FOR NORTHERN OSWEGO...JEFFERSON AND LEWIS COUNTIES...

AT 1008 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING DAMAGING
WINDS IN EXCESS OF 60 MPH.  THESE STORMS WERE LOCATED ALONG A LINE
EXTENDING FROM 45 MILES NORTH OF ALEXANDRIA BAY TO 11 MILES NORTH OF 
ALEXANDRIA BAY TO BROWNVILLE TO 14 MILES NORTHWEST OF 
OSWEGO...MOVING NORTHEAST AT 35 MPH.

SOME LOCATIONS IN THE WARNING INCLUDE...
  OSWEGO...
  SCRIBA...
  NINE MILE POINT...
  THERESA...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 4342 7552 4348 7580 4345 7655 4353 7642
      4354 7623 4380 7624 4384 7632 4385 7631
      4390 7645 4390 7614 4396 7629 4411 7638
      4434 7605 4440 7584 4410 7516 4362 7510
TIME...MOT...LOC 0210Z 224DEG 31KT 4500 7582 4450 7583
          4405 7599 4357 7674

$$

SMITH

360 
WWUS51 KBUF 230232
SVSBUF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BUFFALO NY
1032 PM EDT WED MAY 22 2013

NYC045-049-075-230242-
/O.EXP.KBUF.SV.W.0036.000000T0000Z-130523T0230Z/
LEWIS NY-JEFFERSON NY-OSWEGO NY-
1032 PM EDT WED MAY 22 2013

...THE SEVERE THUNDERSTORM WARNING FOR NORTHERN OSWEGO...JEFFERSON
AND LEWIS COUNTIES HAS EXPIRED...

AT 1032 PM EDT NATIONAL WEATHER SERVICE RADAR SHOWED THAT THE SEVERE
THUNDERSTORM THAT PROMPTED THE WARNING HAD WEAKENED AND WAS NO LONGER
SEVERE...THUS THE WARNING HAS BEEN ALLOWED TO EXPIRE.

LAT...LON 4342 7552 4348 7580 4345 7655 4353 7642
      4354 7623 4380 7624 4384 7632 4385 7631
      4390 7645 4390 7614 4396 7629 4411 7638
      4434 7605 4440 7584 4410 7516 4362 7510
TIME...MOT...LOC 0210Z 224DEG 31KT 4500 7582 4450 7583
          4405 7599 4357 7674

$$

SMITH

The office that day

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

Issued	Product	Office	Counties	Lasted
May 22, 8:08 PM EDT	Special Marine Warning	BUF		52 min
May 22, 8:31 PM EDT	Severe Thunderstorm Warning	BUF	Monroe	29 min
May 22, 8:57 PM EDT	Special Marine Warning	BUF		93 min
May 22, 9:13 PM EDT	Special Marine Warning	BUF		62 min
May 22, 10:14 PM EDT	Special Marine Warning	BUF		91 min
May 23, 4:42 AM EDT	Small Craft Advisory	BUF		4 days
May 23, 10:55 AM EDT	Special Weather Statement	BUF	Wayne	65 min
May 23, 11:27 AM EDT	Special Marine Warning	BUF		63 min
May 23, 11:36 AM EDT	Special Marine Warning	BUF		54 min
May 23, 11:57 AM EDT	Special Weather Statement	BUF	Oswego	63 min
May 23, 12:28 PM EDT	Special Weather Statement	BUF	Jefferson	62 min
May 23, 12:41 PM EDT	Special Weather Statement	BUF	Oswego	64 min
May 23, 12:56 PM EDT	Severe Thunderstorm Warning	BUF	Jefferson, Lewis, Oswego	64 min
May 23, 4:33 PM EDT	Special Weather Statement	BUF	Allegany	57 min
May 23, 4:44 PM EDT	Severe Thunderstorm Warning	BUF	Allegany	61 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.