Alert archive / New York / Severe Thunderstorm Warnings in 2015

Severe Thunderstorm Warning 59, NWS Buffalo, NY

September 9, 2015Cayuga County, Oswego County, New York

NWS Buffalo, NY issued this severe thunderstorm warning at Sep 9, 2015, 11:43 AM EDT for Cayuga County, Oswego County, New York. It was in force for 62 min. 7 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 9, 2015, 11:43 AM EDT (15:43 UTC)
Expired
Sep 9, 2015, 12:45 PM EDT
In force
62 min
Issued by
NWS Buffalo, NY
Area
Storm-based polygon

Counties Cayuga County, NY, Oswego County, NY

The radar

The Ft Drum radar (KTYX), 70 km from the middle of the area, began a volume at 15:45 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
Sep 9, 12:12 PM EDTMARINE TSTM WIND 75Oswego, NY
Sep 9, 12:14 PM EDTTSTM WND DMGOswego, NYTREES AND POWERLINES DOWN THROUGH OUT THE CITY
Sep 9, 12:20 PM EDTTSTM WND DMGOswego, NYTREE DOWN ON POWER LINES... STREET CLOSED
Sep 9, 12:48 PM EDTTSTM WND DMG1 N Dugway, NYSEVERAL TREES DOWN NEAR ALBION CROSS ROAD AND SPENCER ROAD
Sep 9, 12:48 PM EDTTSTM WND DMG1 Nnw Dugway, NYLARGE TREE BRANCH DOWN ON BARN ROOF
Sep 9, 12:48 PM EDTTSTM WND DMG1 Nw Dugway, NY3 FOOT DIAMETER WILLOW TREE DOWN ON MOBILE HOME AND RV NEAR BULL RUN AND SPENCER ROADS
Sep 9, 12:48 PM EDTTSTM WND DMGDugway, NYSEVERAL MAPLE TREES DOWN ALONG ALBION CROSS ROAD BETWEEN BULL RUN ROAD AND RT. 104

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, 3.7 hours before the alert went out and 193 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 2015-09-09Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 252 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 2015-09-09The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 63 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
252 J/kg
Mixed-layer CIN
-55 J/kg
Mixed-layer LCL
1035 m above ground
0-6 km bulk shear
35 kt
0-1 km storm-relative helicity
63 m²/s²
0-3 km storm-relative helicity
70 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.4

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

223 
WUUS51 KBUF 091543
SVRBUF
NYC011-075-091645-
/O.NEW.KBUF.SV.W.0059.150909T1543Z-150909T1645Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE BUFFALO NY
1143 AM EDT WED SEP 9 2015

THE NATIONAL WEATHER SERVICE IN BUFFALO HAS ISSUED A

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

* UNTIL 1245 PM EDT

* AT 1142 AM EDT...DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM
  CAPABLE OF PRODUCING DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM
  WAS LOCATED 9 MILES NORTH OF CHIMNEY BLUFFS STATE PARK...OR 10
  MILES NORTHWEST OF FAIR HAVEN BEACH STATE PARK...AND MOVING EAST AT
  40 MPH.

* LOCATIONS IMPACTED INCLUDE...
  OSWEGO...FULTON...FAIR HAVEN BEACH STATE PARK...PULASKI...CENTRAL
  SQUARE...BATTLE ISLAND STATE PARK...SELKIRK SHORES STATE PARK AND
  MEXICO POINT STATE PARK.

THIS INCLUDES INTERSTATE 81 BETWEEN EXITS 33 AND 37.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

SEVERE THUNDERSTORMS PRODUCE DAMAGING WINDS...DESTRUCTIVE HAIL...
DEADLY LIGHTNING AND VERY HEAVY RAIN. FOR YOUR PROTECTION...MOVE TO
AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR HOME OR BUSINESS. HEAVY
RAINS FLOOD ROADS QUICKLY SO DO NOT DRIVE INTO AREAS WHERE WATER
COVERS THE ROAD.

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

&&

LAT...LON 4328 7595 4331 7672 4332 7671 4332 7672
      4334 7672 4333 7671 4333 7670 4341 7663
      4347 7649 4352 7642 4351 7629 4353 7624
      4356 7621 4363 7619 4367 7599
TIME...MOT...LOC 1542Z 265DEG 34KT 4341 7687 

$$

CHURCH
1 follow-up statement
899 
WWUS51 KBUF 091618
SVSBUF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BUFFALO NY
1218 PM EDT WED SEP 9 2015

NYC011-091628-
/O.CAN.KBUF.SV.W.0059.000000T0000Z-150909T1645Z/
CAYUGA NY-
1218 PM EDT WED SEP 9 2015

...THE SEVERE THUNDERSTORM WARNING FOR CAYUGA COUNTY IS CANCELLED...
    
THE SEVERE THUNDERSTORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF 
CAYUGA COUNTY. THEREFORE THE WARNING HAS BEEN CANCELLED. HOWEVER THE 
WARNING REMAINS IN EFFECT FOR OSWEGO COUNTY.

LAT...LON 4331 7660 4342 7661 4347 7649 4352 7642
      4351 7629 4353 7624 4356 7621 4363 7619
      4367 7599 4328 7595
TIME...MOT...LOC 1618Z 265DEG 34KT 4344 7640 

$$

NYC075-091645-
/O.CON.KBUF.SV.W.0059.000000T0000Z-150909T1645Z/
OSWEGO NY-
1218 PM EDT WED SEP 9 2015

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1245 PM EDT
FOR CENTRAL OSWEGO COUNTY...

AT 1218 PM EDT...DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM
CAPABLE OF PRODUCING DESTRUCTIVE WINDS IN EXCESS OF 70 MPH. THIS
STORM WAS LOCATED NEAR OSWEGO...MOVING EAST AT 40 MPH.

LOCATIONS IMPACTED INCLUDE...
OSWEGO...FULTON...PULASKI...CENTRAL SQUARE...BATTLE ISLAND STATE
PARK...SELKIRK SHORES STATE PARK...MEXICO POINT STATE PARK AND
HASTINGS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

SEVERE THUNDERSTORMS PRODUCE DAMAGING WINDS...DESTRUCTIVE HAIL...
DEADLY LIGHTNING AND VERY HEAVY RAIN. FOR YOUR PROTECTION MOVE TO AN
INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR HOME OR BUSINESS. HEAVY
RAINS FLOOD ROADS QUICKLY SO DO NOT DRIVE INTO AREAS WHERE WATER
COVERS THE ROAD.

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

&&

LAT...LON 4331 7660 4342 7661 4347 7649 4352 7642
      4351 7629 4353 7624 4356 7621 4363 7619
      4367 7599 4328 7595
TIME...MOT...LOC 1618Z 265DEG 34KT 4344 7640 

$$

CHURCH

The office that day

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

IssuedProductOfficeCountiesLasted
Sep 9, 10:26 AM EDTSpecial Weather StatementBUFMonroe49 min
Sep 9, 10:36 AM EDTSpecial Marine WarningBUF54 min
Sep 9, 11:19 AM EDTSpecial Marine WarningBUF56 min
Sep 9, 12:14 PM EDTSevere Thunderstorm WarningBUFAllegany, Livingston, Wyoming46 min
Sep 9, 12:39 PM EDTSevere Thunderstorm WarningBUFLivingston, Ontario51 min
Sep 9, 12:43 PM EDTSevere Thunderstorm WarningBUFLewis, Oswego62 min
Sep 9, 1:03 PM EDTSevere Thunderstorm WarningBUFAllegany, Livingston, Ontario42 min
Sep 9, 1:45 PM EDTSevere Thunderstorm WarningBUFLewis14 min
Sep 9, 1:47 PM EDTSpecial Weather StatementBUFCattaraugus43 min
Sep 9, 6:24 PM EDTSmall Craft AdvisoryBUF9 hr

Nearby

Severe Thunderstorm Warnings in New York, 2015Every severe thunderstorm warning in 2015

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.