Alert archive / New York / Severe Thunderstorm Warnings in 2016

Severe Thunderstorm Warning 55, NWS Buffalo, NY

August 25, 20164 counties in New York

NWS Buffalo, NY issued this severe thunderstorm warning at Aug 25, 2016, 6:37 PM EDT for 4 counties in New York. It was in force for 44 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
Aug 25, 2016, 6:37 PM EDT (22:37 UTC)
Expired
Aug 25, 2016, 7:21 PM EDT
In force
44 min
Issued by
NWS Buffalo, NY
Area
Storm-based polygon
Hail
1.0 in
Wind
60.0 mph

Counties Allegany County, NY, Cattaraugus County, NY, Erie County, NY, Wyoming County, NY

The radar

The Buffalo radar (KBUF), 55 km from the middle of the area, began a volume at 22:37 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
Aug 25, 7:10 PM EDTTSTM WND DMG2 Ne Machias, NYTREES 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, 10.6 hours before the alert went out and 53 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, Buffalo Intl Airport, NY at 12:00Z on 2016-08-25Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 157 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Buffalo Intl Airport, NY at 12:00Z on 2016-08-25The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 133 square meters per square second.193958Sfc1 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
157 J/kg
Mixed-layer CIN
-37 J/kg
Mixed-layer LCL
594 m above ground
0-6 km bulk shear
26 kt
0-1 km storm-relative helicity
133 m²/s²
0-3 km storm-relative helicity
142 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.3

Open this sounding in Storm Lab

The text

As transmitted.

391 
WUUS51 KBUF 252237
SVRBUF
NYC003-009-029-121-252345-
/O.NEW.KBUF.SV.W.0055.160825T2237Z-160825T2345Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE BUFFALO NY
637 PM EDT THU AUG 25 2016

THE NATIONAL WEATHER SERVICE IN BUFFALO HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  SOUTHEASTERN ERIE COUNTY IN WESTERN NEW YORK...
  NORTHERN CATTARAUGUS COUNTY IN WESTERN NEW YORK...
  NORTHWESTERN ALLEGANY COUNTY IN WESTERN NEW YORK...
  SOUTHWESTERN WYOMING COUNTY IN WESTERN NEW YORK...

* UNTIL 745 PM EDT

* AT 637 PM EDT...A SEVERE THUNDERSTORM WAS LOCATED OVER
  SPRINGVILLE... OR 17 MILES SOUTHEAST OF HAMBURG...MOVING EAST AT
  20 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...
  SPRINGVILLE...ARCADE...RUSHFORD...EAST CONCORD...CHAFFEE...
  HOUGHTON...ASHFORD HOLLOW AND CONCORD.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 4236 7890 4256 7891 4265 7813 4238 7810
TIME...MOT...LOC 2237Z 265DEG 19KT 4249 7868 

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

WOOD
2 follow-up statements
348 
WWUS51 KBUF 252306
SVSBUF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BUFFALO NY
706 PM EDT THU AUG 25 2016

NYC003-009-029-121-252345-
/O.CON.KBUF.SV.W.0055.000000T0000Z-160825T2345Z/
ERIE NY-CATTARAUGUS NY-ALLEGANY NY-WYOMING NY-
706 PM EDT THU AUG 25 2016

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 745 PM EDT
FOR SOUTHEASTERN ERIE...NORTHEASTERN CATTARAUGUS...NORTHWESTERN
ALLEGANY AND SOUTHWESTERN WYOMING COUNTIES...

AT 705 PM EDT...A SEVERE THUNDERSTORM WAS LOCATED OVER ARCADE...OR 19
MILES SOUTH OF EAST AURORA...MOVING EAST AT 20 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...
SPRINGVILLE...ARCADE...RUSHFORD...EAST CONCORD...CHAFFEE...
HOUGHTON...YORKSHIRE AND SARDINIA.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 4238 7868 4258 7871 4265 7813 4238 7810
TIME...MOT...LOC 2305Z 265DEG 19KT 4250 7847 

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

WOOD
755 
WWUS51 KBUF 252321
SVSBUF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BUFFALO NY
721 PM EDT THU AUG 25 2016

NYC003-009-029-121-252331-
/O.CAN.KBUF.SV.W.0055.000000T0000Z-160825T2345Z/
ERIE NY-CATTARAUGUS NY-ALLEGANY NY-WYOMING NY-
721 PM EDT THU AUG 25 2016

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN ERIE...
NORTHEASTERN CATTARAUGUS...NORTHWESTERN ALLEGANY AND SOUTHWESTERN
WYOMING COUNTIES IS CANCELLED...
                
THE STORM WHICH PROMPTED THE WARNING HAS WEAKENED BELOW SEVERE
LIMITS...AND NO LONGER POSE AN IMMEDIATE THREAT TO LIFE OR PROPERTY.
THEREFORE...THE WARNING HAS BEEN CANCELLED.

LAT...LON 4238 7868 4258 7871 4265 7813 4238 7810
TIME...MOT...LOC 2319Z 265DEG 19KT 4251 7835 

$$

WOOD

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 25, 6:01 PM EDTSpecial Marine WarningBUF59 min
Aug 25, 6:31 PM EDTSpecial Weather StatementBUFWyoming29 min
Aug 25, 7:25 PM EDTSevere Thunderstorm WarningBUFCattaraugus, Chautauqua50 min
Aug 25, 7:33 PM EDTSpecial Weather StatementBUFErie57 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.