Alert archive / New York / Severe Thunderstorm Warnings in 2016

Severe Thunderstorm Warning 29, NWS Buffalo, NY

July 15, 2016Monroe County, Ontario County, Wayne County, New York

NWS Buffalo, NY issued this severe thunderstorm warning at Jul 15, 2016, 12:07 PM EDT for Monroe County, Ontario County, Wayne County, New York. It was in force for 23 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Jul 15, 2016, 12:07 PM EDT (16:07 UTC)
Expired
Jul 15, 2016, 12:30 PM EDT
In force
23 min
Issued by
NWS Buffalo, NY
Area
Storm-based polygon
Hail
0.75 in
Wind
60.0 mph

Counties Monroe County, NY, Ontario County, NY, Wayne County, NY

The radar

The Buffalo radar (KBUF), 99 km from the middle of the area, began a volume at 16:09 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.

The nearest sounding before it

Buffalo Intl Airport, NY (KBUF), launched 12:00Z, 4.1 hours before the alert went out and 96 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 2016-07-15Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 71 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 2016-07-15The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -4 square meters per square second.1939587897Sfc1 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
71 J/kg
Mixed-layer CIN
-36 J/kg
Mixed-layer LCL
1304 m above ground
0-6 km bulk shear
51 kt
0-1 km storm-relative helicity
-4 m²/s²
0-3 km storm-relative helicity
47 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.3

Open this sounding in Storm Lab

The text

As transmitted.

670 
WUUS51 KBUF 151607
SVRBUF
NYC055-069-117-151630-
/O.NEW.KBUF.SV.W.0029.160715T1607Z-160715T1630Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE BUFFALO NY
1207 PM EDT FRI JUL 15 2016

THE NATIONAL WEATHER SERVICE IN BUFFALO HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  NORTHWESTERN ONTARIO COUNTY IN WESTERN NEW YORK...
  SOUTHWESTERN WAYNE COUNTY IN WESTERN NEW YORK...
  SOUTHEASTERN MONROE COUNTY IN WESTERN NEW YORK...

* UNTIL 1230 PM EDT

* AT 1207 PM EDT...A SEVERE THUNDERSTORM WAS LOCATED NEAR HONEOYE
  FALLS AND MOVING EAST AT 30 MPH.

  HAZARD...60 MPH WIND GUSTS. 

  SOURCE...RADAR INDICATED. 

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

* LOCATIONS IMPACTED INCLUDE...
  EAST ROCHESTER...FAIRPORT...HENRIETTA...VICTOR...HONEOYE FALLS...
  FARMINGTON...MENDON AND MACEDON.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

TORRENTIAL RAINFALL IS OCCURRING WITH THIS STORM...AND MAY LEAD TO
FLASH FLOODING. DO NOT DRIVE YOUR VEHICLE THROUGH FLOODED ROADWAYS.

&&

LAT...LON 4294 7758 4294 7763 4295 7763 4307 7764
      4317 7731 4293 7728
TIME...MOT...LOC 1607Z 263DEG 24KT 4301 7755 

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

REYNOLDS
1 follow-up statement
709 
WWUS51 KBUF 151619
SVSBUF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BUFFALO NY
1219 PM EDT FRI JUL 15 2016

NYC055-069-117-151630-
/O.CON.KBUF.SV.W.0029.000000T0000Z-160715T1630Z/
ONTARIO NY-WAYNE NY-MONROE NY-
1219 PM EDT FRI JUL 15 2016

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1230 PM EDT
FOR NORTHWESTERN ONTARIO...SOUTHWESTERN WAYNE AND SOUTHEASTERN MONROE
COUNTIES...

AT 1218 PM EDT...A SEVERE THUNDERSTORM WAS LOCATED NEAR
VICTOR AND MOVING EAST AT 30 MPH.

HAZARD...60 MPH WIND GUSTS. 

SOURCE...RADAR INDICATED. 

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

LOCATIONS IMPACTED INCLUDE...
EAST ROCHESTER...FAIRPORT...VICTOR...FARMINGTON...MENDON...MACEDON...
PITTSFORD AND FISHERS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

TORRENTIAL RAINFALL IS OCCURRING WITH THIS STORM...AND MAY LEAD TO
FLASH FLOODING. DO NOT DRIVE YOUR VEHICLE THROUGH FLOODED ROADWAYS.

&&

LAT...LON 4294 7752 4309 7753 4317 7731 4293 7728
TIME...MOT...LOC 1618Z 263DEG 24KT 4302 7745 

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

REYNOLDS

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 14, 8:51 PM EDTSpecial Weather StatementBUFOnondaga9 min
Jul 15, 4:05 AM EDTSmall Craft AdvisoryBUF18 hr
Jul 15, 4:20 AM EDTBeach Hazards StatementBUFChautauqua, Erie18 hr
Jul 15, 11:57 AM EDTSpecial Weather StatementBUFOntario48 min
Jul 15, 12:31 PM EDTSevere Thunderstorm WarningBUFOntario, Wayne21 min
Jul 15, 12:55 PM EDTSpecial Weather StatementBUFWayne35 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.