Alert archive / New York / Severe Thunderstorm Warnings in 2016

Severe Thunderstorm Warning 17, NWS Buffalo, NY

June 20, 2016Oswego County, New York

NWS Buffalo, NY issued this severe thunderstorm warning at Jun 20, 2016, 10:33 PM EDT for Oswego County, New York. It was in force for 27 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
Jun 20, 2016, 10:33 PM EDT (02:33 UTC)
Expired
Jun 20, 2016, 11:00 PM EDT
In force
27 min
Issued by
NWS Buffalo, NY
Area
Storm-based polygon
Hail
0.75 in
Wind
60.0 mph

County Oswego County, NY

The radar

The Ft Drum radar (KTYX), 43 km from the middle of the area, began a volume at 02:34 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 20, 10:37 PM EDTTSTM WND DMGParish, NYTREE DOWN ACROSS ROAD
Jun 20, 10:50 PM EDTTSTM WND DMGRedfield, NYSEVERAL TREES DOWN IN REDFIELD
Jun 20, 10:57 PM EDTTSTM WND DMGNew Haven, NYTREE DOWN ACROSS ROAD

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
Jun 20, 8:06 PM EDTSevere Thunderstorm WatchSPC5 hr

The nearest sounding before it

Albany, NY (KALY), launched 00:00Z, 2.6 hours before the alert went out and 189 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 00:00Z on 2016-06-21Temperature 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°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Albany, NY at 00:00Z on 2016-06-21The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 55 square meters per square second.1939Sfc1 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
2305 m above ground
0-6 km bulk shear
30 kt
0-1 km storm-relative helicity
55 m²/s²
0-3 km storm-relative helicity
100 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

181 
WUUS51 KBUF 210233
SVRBUF
NYC075-210315-
/O.NEW.KBUF.SV.W.0017.160621T0233Z-160621T0315Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE BUFFALO NY
1033 PM EDT MON JUN 20 2016

THE NATIONAL WEATHER SERVICE IN BUFFALO HAS ISSUED A

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

* UNTIL 1115 PM EDT

* AT 1033 PM EDT...A SEVERE THUNDERSTORM WAS LOCATED 8 MILES NORTH OF
  CENTRAL SQUARE...OR 12 MILES NORTHEAST OF FULTON...MOVING EAST AT 55
  MPH.

  HAZARD...60 MPH WIND GUSTS AND PENNY SIZE HAIL. 

  SOURCE...RADAR INDICATED. 

  IMPACT...EXPECT DAMAGE TO ROOFS...SIDING...AND TREES. 

* LOCATIONS IMPACTED INCLUDE...
  REDFIELD...HASTINGS...PALERMO...NEW HAVEN...MEXICO...WILLIAMSTOWN...
  PARISH AND ALTMAR.

THIS INCLUDES INTERSTATE 81 BETWEEN EXITS 33 AND 35.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.

&&

LAT...LON 4348 7581 4345 7583 4333 7589 4332 7588
      4332 7586 4331 7586 4336 7634 4350 7634
      4356 7579 4348 7578
TIME...MOT...LOC 0233Z 273DEG 50KT 4340 7619 

HAIL...0.75IN
WIND...60MPH
 
$$

HITCHCOCK
2 follow-up statements
758 
WWUS51 KBUF 210243
SVSBUF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BUFFALO NY
1043 PM EDT MON JUN 20 2016

NYC075-210315-
/O.CON.KBUF.SV.W.0017.000000T0000Z-160621T0315Z/
OSWEGO NY-
1043 PM EDT MON JUN 20 2016

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1115 PM EDT
FOR EAST CENTRAL OSWEGO COUNTY...

AT 1043 PM EDT...A SEVERE THUNDERSTORM WAS LOCATED 9 MILES SOUTHWEST
OF REDFIELD...OR 12 MILES NORTHWEST OF CAMDEN...MOVING EAST AT 65 MPH.

HAZARD...60 MPH WIND GUSTS AND PENNY SIZE HAIL. 

SOURCE...RADAR INDICATED. 

IMPACT...EXPECT DAMAGE TO ROOFS...SIDING...AND TREES. 

LOCATIONS IMPACTED INCLUDE...
REDFIELD...WILLIAMSTOWN...PARISH...ALTMAR...HOWARDVILLE...KASOAG...AMBOY
CENTER AND SALMON RIVER RESERVOIR.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.

&&

LAT...LON 4348 7581 4345 7583 4333 7589 4332 7588
      4332 7586 4331 7586 4334 7613 4353 7610
      4356 7579 4348 7578
TIME...MOT...LOC 0243Z 266DEG 54KT 4343 7596 

HAIL...0.75IN
WIND...60MPH
 
$$

HITCHCOCK
012 
WWUS51 KBUF 210300
SVSBUF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BUFFALO NY
1100 PM EDT MON JUN 20 2016

NYC075-210309-
/O.CAN.KBUF.SV.W.0017.000000T0000Z-160621T0315Z/
OSWEGO NY-
1100 PM EDT MON JUN 20 2016

...THE SEVERE THUNDERSTORM WARNING FOR EAST CENTRAL OSWEGO COUNTY IS
CANCELLED...
    
THE SEVERE THUNDERSTORM WHICH PROMPTED THE WARNING HAS WEAKENED AND
MOVED OUT OF THE WARNED AREA THEREFORE THE WARNING HAS BEEN
CANCELLED.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL MIDNIGHT EDT FOR
CENTRAL NEW YORK.

REMEMBER...A SEVERE THUNDERSTORM WARNING STILL REMAINS IN EFFECT FOR
A SEPERATE SEVERE THUNDERSTORM IN OSWEGO COUNTY UNTIL 1145 PM.

LAT...LON 4348 7581 4345 7583 4333 7589 4332 7588
      4332 7586 4331 7586 4334 7613 4353 7610
      4356 7579 4348 7578
TIME...MOT...LOC 0257Z 273DEG 50KT 4342 7565 

$$

HITCHCOCK

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 20, 8:57 PM EDTSpecial Marine WarningBUF93 min
Jun 20, 9:04 PM EDTSevere Thunderstorm WarningBUFJefferson56 min
Jun 20, 9:20 PM EDTSpecial Marine WarningBUF55 min
Jun 20, 9:26 PM EDTSpecial Weather StatementBUFErie34 min
Jun 20, 9:30 PM EDTSevere Thunderstorm WarningBUFErie, Genesee, Niagara, Wyoming45 min
Jun 20, 9:43 PM EDTSevere Thunderstorm WarningBUFJefferson, Lewis62 min
Jun 20, 9:53 PM EDTSevere Thunderstorm WarningBUFJefferson37 min
Jun 20, 10:11 PM EDTSevere Thunderstorm WarningBUFErie, Genesee, Livingston, Wyoming49 min
Jun 20, 10:26 PM EDTSevere Thunderstorm WarningBUFJefferson, Lewis64 min
Jun 20, 10:36 PM EDTSpecial Marine WarningBUF39 min
Jun 20, 10:39 PM EDTSevere Thunderstorm WarningBUFAllegany, Cattaraugus, Livingston, Wyoming51 min
Jun 20, 10:53 PM EDTSevere Thunderstorm WarningBUFOswego52 min
Jun 20, 10:58 PM EDTSevere Thunderstorm WarningBUFAllegany, Cattaraugus, Erie, Livingston, Wyoming47 min
Jun 20, 11:13 PM EDTSevere Thunderstorm WarningBUFCayuga, Wayne37 min
Jun 20, 11:20 PM EDTFlash Flood WarningBUFErie, Wyoming3 hr
Jun 20, 11:34 PM EDTSevere Thunderstorm WarningBUFAllegany, Cattaraugus, Livingston, Wyoming41 min
Jun 20, 11:43 PM EDTSevere Thunderstorm WarningBUFLivingston, Ontario23 min
Jun 21, 12:15 AM EDTSevere Thunderstorm WarningBUFAllegany30 min

Nearby

Severe Thunderstorm Warnings in New York, 2016Every severe thunderstorm warning in 2016

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.