Alert archive / New York / Severe Thunderstorm Warnings in 2016

Severe Thunderstorm Warning 44, NWS Buffalo, NY

August 13, 20164 counties in New York

NWS Buffalo, NY issued this severe thunderstorm warning at Aug 13, 2016, 3:05 PM EDT for 4 counties in New York. It was in force for 55 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: Aug 13, 2016, 3:05 PM EDT (19:05 UTC)
Expired: Aug 13, 2016, 4:00 PM EDT
In force: 55 min
Issued by: NWS Buffalo, NY
Area: Storm-based polygon
Hail: 1.0 in
Wind: 60.0 mph

Counties Erie County, NY, Genesee County, NY, Livingston County, NY, Wyoming County, NY

The radar

The Buffalo radar (KBUF), 63 km from the middle of the area, began a volume at 19:05 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
Aug 13, 3:33 PM EDT	TSTM WND DMG	Caledonia, NY	TREES AND WIRES DOWN.
Aug 13, 3:45 PM EDT	TSTM WND DMG	Bethany Center, NY	TREE DOWN.
Aug 13, 3:50 PM EDT	TSTM WND DMG	1 N York, NY	TREES AND WIRES DOWN.

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, 7.1 hours before the alert went out and 61 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: 709 J/kg
Mixed-layer CIN: -34 J/kg
Mixed-layer LCL: 898 m above ground
0-6 km bulk shear: 27 kt
0-1 km storm-relative helicity: 105 m²/s²
0-3 km storm-relative helicity: 119 m²/s²
Significant tornado parameter: 0.2
Supercell composite: 1.3

Open this sounding in Storm Lab

The text

As transmitted.

858 
WUUS51 KBUF 131905
SVRBUF
NYC029-037-051-121-132000-
/O.NEW.KBUF.SV.W.0044.160813T1905Z-160813T2000Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE BUFFALO NY
305 PM EDT SAT AUG 13 2016

THE NATIONAL WEATHER SERVICE IN BUFFALO HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  EAST CENTRAL ERIE COUNTY IN WESTERN NEW YORK...
  NORTHWESTERN LIVINGSTON COUNTY IN WESTERN NEW YORK...
  SOUTHEASTERN GENESEE COUNTY IN WESTERN NEW YORK...
  NORTHERN WYOMING COUNTY IN WESTERN NEW YORK...

* UNTIL 400 PM EDT

* AT 305 PM EDT...A SEVERE THUNDERSTORM WAS LOCATED OVER
  BENNINGTON... OR 7 MILES SOUTH OF DARIEN LAKES STATE PARK...MOVING
  NORTHEAST AT 40 MPH.

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

  SOURCE...RADAR INDICATED. 

  IMPACT...HAIL DAMAGE TO VEHICLES IS EXPECTED. EXPECT WIND DAMAGE 
           TO ROOFS...SIDING...AND TREES. 

* LOCATIONS IMPACTED INCLUDE...
  BATAVIA...DARIEN LAKES STATE PARK...LE ROY...AVON...BENNINGTON...
  ATTICA...PAVILION AND CALEDONIA.

THIS INCLUDES INTERSTATE 90 BETWEEN EXITS 48 AND 47.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

PREPARE IMMEDIATELY FOR LARGE HAIL AND DAMAGING WINDS. PEOPLE OUTSIDE
SHOULD MOVE IMMEDIATELY TO SHELTER INSIDE A STRONG BUILDING. STAY
AWAY FROM WINDOWS.

&&

LAT...LON 4269 7843 4285 7855 4314 7793 4313 7791
      4304 7795 4304 7791 4299 7791 4299 7773
      4298 7772 4295 7773 4295 7774 4294 7776
      4294 7770
TIME...MOT...LOC 1905Z 241DEG 34KT 4280 7842 

HAIL...1.00IN
WIND...60MPH
 
$$

HIBBERT

1 follow-up statement

627 
WWUS51 KBUF 131933
SVSBUF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BUFFALO NY
333 PM EDT SAT AUG 13 2016

NYC029-131941-
/O.CAN.KBUF.SV.W.0044.000000T0000Z-160813T2000Z/
ERIE NY-
333 PM EDT SAT AUG 13 2016

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

LAT...LON 4278 7817 4294 7824 4309 7793 4304 7795
      4304 7791 4299 7791 4299 7773 4298 7772
      4295 7773 4295 7774 4294 7776 4294 7770
TIME...MOT...LOC 1931Z 243DEG 36KT 4291 7807 

$$

NYC037-051-121-132000-
/O.CON.KBUF.SV.W.0044.000000T0000Z-160813T2000Z/
LIVINGSTON NY-GENESEE NY-WYOMING NY-
333 PM EDT SAT AUG 13 2016

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 400 PM EDT
FOR NORTHWESTERN LIVINGSTON...SOUTHEASTERN GENESEE AND NORTHEASTERN
WYOMING COUNTIES...

AT 331 PM EDT...A SEVERE THUNDERSTORM WAS LOCATED NEAR PAVILION...OR
8 MILES SOUTHEAST OF BATAVIA...MOVING NORTHEAST AT 40 MPH.

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

SOURCE...RADAR INDICATED. 

IMPACT...HAIL DAMAGE TO VEHICLES IS EXPECTED. EXPECT WIND DAMAGE TO 
         ROOFS...SIDING...AND TREES. 

LOCATIONS IMPACTED INCLUDE...
LE ROY...AVON...BETHANY...PAVILION...CALEDONIA...STAFFORD...
COVINGTON...BERGEN AND WYOMING.

THIS INCLUDES INTERSTATE 90 NEAR EXIT 47.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

PREPARE IMMEDIATELY FOR LARGE HAIL AND DAMAGING WINDS. PEOPLE OUTSIDE
SHOULD MOVE TO A SHELTER...INSIDE A STRONG BUILDING AND AWAY FROM
WINDOWS.

&&

LAT...LON 4278 7817 4294 7824 4309 7793 4304 7795
      4304 7791 4299 7791 4299 7773 4298 7772
      4295 7773 4295 7774 4294 7776 4294 7770
TIME...MOT...LOC 1931Z 243DEG 36KT 4291 7807 

HAIL...1.00IN
WIND...60MPH
 
$$

HIBBERT

The office that day

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

Issued	Product	Office	Counties	Lasted
Aug 13, 8:11 AM EDT	Special Weather Statement	BUF	Jefferson	34 min
Aug 13, 8:50 AM EDT	Special Weather Statement	BUF	Lewis	40 min
Aug 13, 11:59 AM EDT	Special Weather Statement	BUF	Erie	46 min
Aug 13, 12:34 PM EDT	Special Weather Statement	BUF	Genesee, Monroe	41 min
Aug 13, 1:35 PM EDT	Special Weather Statement	BUF	Monroe, Wayne	40 min
Aug 13, 1:48 PM EDT	Special Marine Warning	BUF		57 min
Aug 13, 2:14 PM EDT	Special Weather Statement	BUF	Wayne	31 min
Aug 13, 2:31 PM EDT	Special Marine Warning	BUF		59 min
Aug 13, 2:42 PM EDT	Special Marine Warning	BUF		63 min
Aug 13, 2:48 PM EDT	Severe Thunderstorm Warning	BUF	Cayuga, Oswego, Wayne	57 min
Aug 13, 2:50 PM EDT	Special Weather Statement	BUF	Erie	25 min
Aug 13, 3:18 PM EDT	Special Marine Warning	BUF		42 min
Aug 13, 3:23 PM EDT	Severe Thunderstorm Warning	BUF	Jefferson, Lewis, Oswego	67 min
Aug 13, 3:24 PM EDT	Special Weather Statement	BUF	Cattaraugus	36 min
Aug 13, 3:41 PM EDT	Small Craft Advisory	BUF		28 hr
Aug 13, 3:50 PM EDT	Special Marine Warning	BUF		115 min
Aug 13, 3:51 PM EDT	Severe Thunderstorm Warning	BUF	Genesee, Livingston, Monroe, Ontario, Wayne	54 min
Aug 13, 3:58 PM EDT	Special Weather Statement	BUF	Wyoming	32 min
Aug 13, 4:03 PM EDT	Severe Thunderstorm Warning	BUF	Livingston, Monroe, Ontario, Wyoming	42 min
Aug 13, 4:21 PM EDT	Severe Thunderstorm Warning	BUF	Lewis	39 min
Aug 13, 4:40 PM EDT	Severe Thunderstorm Warning	BUF	Cayuga, Wayne	27 min
Aug 13, 4:41 PM EDT	Severe Thunderstorm Warning	BUF	Livingston, Ontario	26 min
Aug 13, 4:51 PM EDT	Severe Thunderstorm Warning	BUF	Livingston, Ontario	39 min
Aug 13, 5:03 PM EDT	Special Marine Warning	BUF		57 min
Aug 13, 5:17 PM EDT	Severe Thunderstorm Warning	BUF	Chautauqua	43 min
Aug 13, 5:54 PM EDT	Special Weather Statement	BUF	Livingston, Wyoming	36 min
Aug 13, 5:58 PM EDT	Special Marine Warning	BUF		92 min
Aug 13, 6:07 PM EDT	Special Marine Warning	BUF		83 min
Aug 13, 6:25 PM EDT	Severe Thunderstorm Warning	BUF	Allegany, Livingston, Ontario, Wyoming	50 min
Aug 13, 6:45 PM EDT	Special Marine Warning	BUF		90 min
Aug 13, 7:22 PM EDT	Special Weather Statement	BUF	Cattaraugus	38 min

Nearby

Severe Thunderstorm Warnings in New York, 2016 Every 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.