Alert archive / New York / Severe Thunderstorm Warnings in 2016

Severe Thunderstorm Warning 69, NWS Buffalo, NY

September 10, 2016Cattaraugus County, Chautauqua County, Erie County, New York

NWS Buffalo, NY issued this severe thunderstorm warning at Sep 10, 2016, 7:59 PM EDT for Cattaraugus County, Chautauqua County, Erie County, New York. It was in force for 61 min. 6 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: Sep 10, 2016, 7:59 PM EDT (23:59 UTC)
Expired: Sep 10, 2016, 9:00 PM EDT
In force: 61 min
Issued by: NWS Buffalo, NY
Area: Storm-based polygon
Hail: 0.75 in
Wind: 60.0 mph

Counties Cattaraugus County, NY, Chautauqua County, NY, Erie County, NY

The radar

The Buffalo radar (KBUF), 54 km from the middle of the area, began a volume at 00:02 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
Sep 10, 8:12 PM EDT	TSTM WND DMG	Ellington, NY	TREES AND WIRES DOWN.
Sep 10, 8:18 PM EDT	TSTM WND DMG	2 Sse Conewango, NY	TREE AND POWERLINES DOWN ON A HOUSE AT 4881 JOHN DARLING ROAD. WIRES SMOLDERING ON HOUSE.
Sep 10, 8:21 PM EDT	TSTM WND DMG	4 E Conewango, NY	WIRES DOWN.
Sep 10, 8:22 PM EDT	TSTM WND DMG	Falconer, NY	TREES AND WIRES DOWN.
Sep 10, 8:24 PM EDT	TSTM WND DMG	Dayton, NY	TREES AND WIRES DOWN.
Sep 10, 8:32 PM EDT	TSTM WND DMG	3 Ne Cattaraugus, NY	TREE DOWN

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
Sep 10, 3:30 PM EDT	Severe Thunderstorm Watch	SPC	6 hr

The nearest sounding before it

Buffalo Intl Airport, NY (KBUF), launched 12:00Z, 12.0 hours before the alert went out and 52 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: 65 J/kg
Mixed-layer CIN: -62 J/kg
Mixed-layer LCL: 1006 m above ground
0-6 km bulk shear: 43 kt
0-1 km storm-relative helicity: 106 m²/s²
0-3 km storm-relative helicity: 153 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

119 
WUUS51 KBUF 102359
SVRBUF
NYC009-013-029-110100-
/O.NEW.KBUF.SV.W.0069.160910T2359Z-160911T0100Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE BUFFALO NY
759 PM EDT SAT SEP 10 2016

THE NATIONAL WEATHER SERVICE IN BUFFALO HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  SOUTHERN ERIE COUNTY IN WESTERN NEW YORK...
  CATTARAUGUS COUNTY IN WESTERN NEW YORK...
  EASTERN CHAUTAUQUA COUNTY IN WESTERN NEW YORK...

* UNTIL 900 PM EDT.

* AT 759 PM EDT...SEVERE THUNDERSTORMS WERE LOCATED ALONG A LINE
  EXTENDING FROM NEAR ORCHARD PARK TO 6 MILES WEST OF GOWANDA TO NEAR
  FREDONIA TO NEAR LOTTSVILLE...MOVING NORTHEAST AT 40 MPH.

  HAZARD...60 MPH WIND GUSTS. 

  SOURCE...RADAR INDICATED. 

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

* LOCATIONS IMPACTED INCLUDE...
  JAMESTOWN...HAMBURG...EAST AURORA...SALAMANCA...
  ALLEGANY STATE PARK...BOSTON...EDEN AND SPRINGVILLE.

THIS INCLUDES THE FOLLOWING HIGHWAYS...
 INTERSTATE 90 BETWEEN EXITS 58 AND 57A.
 INTERSTATE 86 BETWEEN EXITS 8 AND 21.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 4200 7952 4259 7920 4275 7876 4280 7849
      4278 7849 4278 7846 4252 7846 4252 7845
      4239 7845 4200 7880
TIME...MOT...LOC 2359Z 246DEG 35KT 4272 7875 4243 7906 4239 7927 4195
7945

HAIL...<.75IN
WIND...60MPH
 
$$

HIBBERT

3 follow-up statements

276 
WWUS51 KBUF 110030 RRA
SVSBUF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BUFFALO NY
830 PM EDT SAT SEP 10 2016

NYC013-110040-
/O.CAN.KBUF.SV.W.0069.000000T0000Z-160911T0100Z/
CHAUTAUQUA NY-
830 PM EDT SAT SEP 10 2016

...THE SEVERE THUNDERSTORM WARNING FOR EASTERN CHAUTAUQUA COUNTY IS
CANCELLED...

THE STORMS WHICH PROMPTED THE WARNING HAVE MOVED OUT OF THE WARNED
AREA. THEREFORE...THE WARNING HAS BEEN CANCELLED.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 1000 PM EDT FOR
WESTERN NEW YORK.

LAT...LON 4200 7905 4263 7906 4275 7876 4280 7849
      4278 7849 4278 7846 4252 7846 4252 7845
      4239 7845 4200 7880
TIME...MOT...LOC 0030Z 246DEG 35KT 4283 7839 4255 7871 4251 7892 4207
7910

$$

NYC009-029-110100-
/O.CON.KBUF.SV.W.0069.000000T0000Z-160911T0100Z/
ERIE NY-CATTARAUGUS NY-
830 PM EDT SAT SEP 10 2016

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 900 PM EDT
FOR SOUTHERN ERIE AND CATTARAUGUS COUNTIES...

AT 830 PM EDT...SEVERE THUNDERSTORMS WERE LOCATED ALONG A LINE
EXTENDING FROM BENNINGTON TO NEAR SPRINGVILLE TO NEAR GOWANDA TO NEAR
FREWSBURG...MOVING NORTHEAST AT 40 MPH.

HAZARD...60 MPH WIND GUSTS. 

SOURCE...RADAR INDICATED. 

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

LOCATIONS IMPACTED INCLUDE...
HAMBURG...EAST AURORA...SALAMANCA...ALLEGANY STATE PARK...BOSTON...
EDEN...SPRINGVILLE AND COLDEN.

THIS INCLUDES THE FOLLOWING HIGHWAYS...
 INTERSTATE 90 NEAR EXIT 57A.
 INTERSTATE 86 BETWEEN EXITS 15 AND 21.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 4200 7905 4263 7906 4275 7876 4280 7849
      4278 7849 4278 7846 4252 7846 4252 7845
      4239 7845 4200 7880
TIME...MOT...LOC 0030Z 246DEG 35KT 4283 7839 4255 7871 4251 7892 4207
7910

HAIL...<.75IN
WIND...60MPH
 
$$

HIBBERT

448 
WWUS51 KBUF 110050
SVSBUF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BUFFALO NY
850 PM EDT SAT SEP 10 2016

NYC009-029-110100-
/O.CON.KBUF.SV.W.0069.000000T0000Z-160911T0100Z/
ERIE NY-CATTARAUGUS NY-
850 PM EDT SAT SEP 10 2016

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 900 PM EDT
FOR SOUTHEASTERN ERIE AND CENTRAL CATTARAUGUS COUNTIES...

AT 849 PM EDT...SEVERE THUNDERSTORMS WERE LOCATED ALONG A LINE
EXTENDING FROM NEAR ORCHARD PARK TO NEAR CHAFFEE TO NEAR SPRINGVILLE
TO NEAR ASHFORD TO 8 MILES WEST OF ALLEGANY STATE PARK...MOVING
NORTHEAST AT 50 MPH.

HAZARD...60 MPH WIND GUSTS. 

SOURCE...RADAR INDICATED. 

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

LOCATIONS IMPACTED INCLUDE...
EAST AURORA...SALAMANCA...ALLEGANY STATE PARK...BOSTON...
SPRINGVILLE...COLDEN...ORCHARD PARK AND ASHFORD.

THIS INCLUDES INTERSTATE 86 BETWEEN EXITS 16 AND 21.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 4200 7905 4223 7899 4245 7878 4273 7881
      4275 7876 4280 7849 4278 7849 4278 7846
      4252 7846 4252 7845 4239 7845 4200 7880
TIME...MOT...LOC 0049Z 241DEG 45KT 4277 7870 4262 7856 4247 7858 4226
7867 4210 7893

HAIL...<.75IN
WIND...60MPH
 
$$

HIBBERT

318 
WWUS51 KBUF 110102
SVSBUF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BUFFALO NY
902 PM EDT SAT SEP 10 2016

NYC009-029-110111-
/O.EXP.KBUF.SV.W.0069.000000T0000Z-160911T0100Z/
ERIE NY-CATTARAUGUS NY-
902 PM EDT SAT SEP 10 2016

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN ERIE AND CENTRAL
CATTARAUGUS COUNTIES HAS EXPIRED...
            
THE STORMS WHICH PROMPTED THE WARNING HAVE WEAKENED BELOW SEVERE
LIMITS...AND NO LONGER POSE AN IMMEDIATE THREAT TO LIFE OR PROPERTY.
THEREFORE...THE WARNING HAS BEEN ALLOWED TO EXPIRE.  HOWEVER HEAVY
RAIN IS STILL POSSIBLE WITH THESE THUNDERSTORMS.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 1000 PM EDT FOR
WESTERN NEW YORK.

LAT...LON 4200 7905 4223 7899 4245 7878 4273 7881
      4275 7876 4280 7849 4278 7849 4278 7846
      4252 7846 4252 7845 4239 7845 4200 7880
TIME...MOT...LOC 0059Z 246DEG 35KT 4277 7870 4262 7856 4247 7858 4226
7867 4210 7893

$$

HIBBERT

The office that day

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

Issued	Product	Office	Counties	Lasted
Sep 10, 10:18 AM EDT	Beach Hazards Statement	BUF	Cayuga, Chautauqua, Erie, Jefferson, Monroe, Niagara and 3 more	39 hr
Sep 10, 5:46 PM EDT	Special Marine Warning	BUF		89 min
Sep 10, 5:53 PM EDT	Special Marine Warning	BUF		82 min
Sep 10, 6:38 PM EDT	Severe Thunderstorm Warning	BUF	Erie, Niagara	52 min
Sep 10, 6:41 PM EDT	Severe Thunderstorm Warning	BUF	Erie, Niagara	64 min
Sep 10, 6:56 PM EDT	Severe Thunderstorm Warning	BUF	Chautauqua	64 min
Sep 10, 7:12 PM EDT	Special Marine Warning	BUF		93 min
Sep 10, 7:21 PM EDT	Special Marine Warning	BUF		54 min
Sep 10, 7:24 PM EDT	Severe Thunderstorm Warning	BUF	Niagara, Orleans	51 min
Sep 10, 7:26 PM EDT	Severe Thunderstorm Warning	BUF	Erie, Genesee, Livingston, Monroe, Niagara, Orleans and 1 more	49 min
Sep 10, 7:32 PM EDT	Severe Thunderstorm Warning	BUF	Cattaraugus, Chautauqua, Erie	43 min
Sep 10, 7:39 PM EDT	Special Marine Warning	BUF		66 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.