Alert archive / New York / Severe Thunderstorm Warnings in 2005

Severe Thunderstorm Warning 61, NWS Buffalo, NY

September 29, 2005Chautauqua County, New York

NWS Buffalo, NY issued this severe thunderstorm warning at Sep 29, 2005, 4:18 AM EDT for Chautauqua County, New York. It was in force for 57 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
Sep 29, 2005, 4:18 AM EDT (08:18 UTC)
Expired
Sep 29, 2005, 5:15 AM EDT
In force
57 min
Issued by
NWS Buffalo, NY
Area
Counties, with a storm outline in the text

County Chautauqua County, NY

The radar

The Buffalo radar (KBUF), 97 km from the middle of the area, began a volume at 08:19 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 watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Sep 29, 4:15 AM EDTSevere Thunderstorm WatchSPC5 hr

The nearest sounding before it

Buffalo Intl Airport, NY (KBUF), launched 00:00Z, 8.3 hours before the alert went out and 98 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 00:00Z on 2005-09-29Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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 00:00Z on 2005-09-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 192 square meters per square second.19395878Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1631 m above ground
0-6 km bulk shear
52 kt
0-1 km storm-relative helicity
192 m²/s²
0-3 km storm-relative helicity
328 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

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

000 
WUUS51 KBUF 290819
SVRBUF
NYC013-290915-
/O.NEW.KBUF.SV.W.0061.050929T0818Z-050929T0915Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE BUFFALO NY
418 AM EDT THU SEP 29 2005

THE NATIONAL WEATHER SERVICE IN BUFFALO HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  CHAUTAUQUA COUNTY IN WESTERN NEW YORK

* UNTIL 515 AM EDT

* AT 412 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING DAMAGING WINDS IN
  EXCESS OF 60 MPH.  THESE STORMS WERE LOCATED ALONG A LINE EXTENDING
  FROM 35 MILES NORTHWEST OF DUNKIRK TO 27 MILES SOUTHWEST OF FINDLEY
  LAKE. THE STORMS ARE MOVING TO THE EAST AT 45 MPH. 

* THE SEVERE THUNDERSTORMS WILL BE NEAR...
  FINDLEY LAKE AND CLYMER BY 430 AM EDT...
  WESTFIELD BY 435 AM EDT...
  MAYVILLE BY 440 AM EDT...
  DUNKIRK AND CHAUTAUQUA INSTITUTE AND LAKEWOOD BY 445 AM EDT...
  JAMESTOWN AND FREWSBURG AND FREDONIA BY 450 AM EDT...

IF ON OR NEAR LAKE ERIE GET OUT OF THE WATER AND MOVE INDOORS OF 
INSIDE A VEHICLE. REMEMBER...LIGHTNING CAN STRIKE OUT TO 15 MILES 
FROM THE PARENT THUNDERSTORM. IF YOU CAN HEAR THUNDER...YOU ARE 
CLOSE ENOUGH TO BE STRUCK BY LIGHTNING. MOVE TO SAFE SHELTER NOW. 
DONT BE CAUGHT ON THE WATER IN A THUNDERSTORM

REPORT SEVERE WEATHER TO THE NEAREST LAW ENFORCEMENT AGENCY. THEY
WILL RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE FORECAST
OFFICE IN BUFFALO.

LAT...LON 4243 7973 4200 7980 4204 7913 4251 7914

$$

TJP
2 follow-up statements
000 
WWUS51 KBUF 290844
SVSBUF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BUFFALO NY
444 AM EDT THU SEP 29 2005

NYC013-290915-
/O.CON.KBUF.SV.W.0061.000000T0000Z-050929T0915Z/
CHAUTAUQUA NY-
444 AM EDT THU SEP 29 2005

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 515 AM EDT
FOR CHAUTAUQUA COUNTY...

AT 442 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING DAMAGING
WINDS IN EXCESS OF 60 MPH.  THESE STORMS WERE LOCATED 10 MILES EAST
OF SINCLAIRVILLE...MOVING EAST AT 45 MPH.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 900 AM EDT
THURSDAY MORNING FOR WESTERN NEW YORK.

LAT...LON 4243 7973 4200 7980 4204 7913 4251 7914

$$

TJP
000 
WWUS51 KBUF 290915
SVSBUF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BUFFALO NY
515 AM EDT THU SEP 29 2005

NYC013-290925-
/O.EXP.KBUF.SV.W.0061.000000T0000Z-050929T0915Z/
CHAUTAUQUA NY-
515 AM EDT THU SEP 29 2005

...THE SEVERE THUNDERSTORM WARNING FOR CHAUTAUQUA COUNTY EXPIRES AT
515 AM EDT...

AT 515 AM EDT NATIONAL WEATHER SERVICE RADAR SHOWED THAT THE LINE OF 
SEVERE THUNDERSTORMS THAT PROMPTED THE WARNING HAS EXITED THE WARNED 
AREA...THUS THE WARNING HAS BEEN ALLOWED TO EXPIRE.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 900 AM EDT
THURSDAY MORNING FOR WESTERN NEW YORK.

LAT...LON 4243 7973 4200 7980 4204 7913 4251 7914

$$

TJP

The office that day

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

IssuedProductOfficeCountiesLasted
Sep 29, 4:22 AM EDTSpecial Marine WarningBUF83 min
Sep 29, 4:41 AM EDTSpecial Marine WarningBUF94 min
Sep 29, 4:49 AM EDTSevere Thunderstorm WarningBUFCattaraugus, Erie, Niagara71 min
Sep 29, 5:23 AM EDTSevere Thunderstorm WarningBUFGenesee, Orleans, Wyoming62 min
Sep 29, 5:51 AM EDTSpecial Marine WarningBUF84 min
Sep 29, 5:52 AM EDTSevere Thunderstorm WarningBUFAllegany53 min
Sep 29, 6:08 AM EDTSevere Thunderstorm WarningBUFLivingston, Monroe67 min
Sep 29, 6:47 AM EDTSevere Thunderstorm WarningBUFOntario45 min
Sep 29, 6:54 AM EDTSevere Thunderstorm WarningBUFWayne66 min
Sep 29, 6:58 AM EDTSevere Thunderstorm WarningBUFJefferson, Oswego62 min
Sep 29, 7:37 AM EDTSevere Thunderstorm WarningBUFCayuga23 min
Sep 29, 7:43 AM EDTSevere Thunderstorm WarningBUFLewis62 min
Sep 29, 7:50 AM EDTSpecial Marine WarningBUF40 min
Sep 29, 7:58 AM EDTSevere Thunderstorm WarningBUFJefferson, Oswego47 min
Sep 29, 8:35 AM EDTSpecial Marine WarningBUF40 min
Sep 29, 8:48 AM EDTSevere Thunderstorm WarningBUFLewis33 min
Sep 29, 3:46 PM EDTFrost AdvisoryBUFAllegany, Cattaraugus16 hr

Nearby

Severe Thunderstorm Warnings in New York, 2005Every severe thunderstorm warning in 2005

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.