Alert archive / New York / Severe Thunderstorm Warnings in 2007

Severe Thunderstorm Warning 17, NWS Buffalo, NY

June 8, 2007Chautauqua County, New York

NWS Buffalo, NY issued this severe thunderstorm warning at Jun 8, 2007, 5:59 PM EDT for Chautauqua County, New York. It was in force for 18 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
Jun 8, 2007, 5:59 PM EDT (21:59 UTC)
Expired
Jun 8, 2007, 6:17 PM EDT
In force
18 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), 85 km from the middle of the area, began a volume at 22:01 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
Jun 8, 2:59 PM EDTSevere Thunderstorm WatchSPC7 hr

The nearest sounding before it

Buffalo Intl Airport, NY (KBUF), launched 12:00Z, 10.0 hours before the alert went out and 84 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 2007-06-08Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 648 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 2007-06-08The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 220 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
648 J/kg
Mixed-layer CIN
-252 J/kg
Mixed-layer LCL
1305 m above ground
0-6 km bulk shear
24 kt
0-1 km storm-relative helicity
220 m²/s²
0-3 km storm-relative helicity
165 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 082159
SVRBUF
NYC013-082315-
/O.NEW.KBUF.SV.W.0017.070608T2159Z-070608T2315Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE BUFFALO NY
559 PM EDT FRI JUN 8 2007

THE NATIONAL WEATHER SERVICE IN BUFFALO HAS ISSUED A

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

* UNTIL 715 PM EDT

* AT 557 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING DAMAGING WINDS IN EXCESS
  OF 60 MPH.  THIS STORM WAS LOCATED NEAR FALCONER...OR ABOUT 6 MILES
  NORTHEAST OF JAMESTOWN...AND MOVING EAST AT 40 MPH.

* OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
  CHERRY CREEK

THIS IS A DANGEROUS STORM. IF YOU ARE IN THE PATH...PREPARE
IMMEDIATELY FOR DAMAGING WINDS...DESTRUCTIVE HAIL...AND DEADLY CLOUD
TO GROUND LIGHTNING. PEOPLE OUTSIDE SHOULD MOVE TO A SHELTER...
PREFERABLY INSIDE A STRONG BUILDING BUT AWAY FROM WINDOWS.

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

LAT...LON 4241 7906 4240 7907 4201 7906 4200 7936
      4204 7941 4229 7925 4247 7906

$$

TJP
1 follow-up statement
000 
WWUS51 KBUF 082217
SVSBUF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BUFFALO NY
617 PM EDT FRI JUN 8 2007

NYC013-082227-
/O.CAN.KBUF.SV.W.0017.000000T0000Z-070608T2315Z/
CHAUTAUQUA NY-
617 PM EDT FRI JUN 8 2007

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

AT 617 PM EDT NATIONAL WEATHER SERVICE RADAR SHOWED THAT THE SEVERE
THUNDERSTORM THAT PROMPTED THE WARNING HAD EXITED THE WARNED AREA...
THUS THE WARNING HAS BEEN CANCELLED.

RADAR INDICATED THAT HEAVY RAIN AND GUSTY WINDS WERE STILL POSSIBLE 
FROM THE THUNDERSTORM.

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

LAT...LON 4241 7906 4240 7907 4201 7906 4200 7936
      4204 7941 4229 7925 4247 7906

$$
TJP

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 8, 3:46 PM EDTSpecial Marine WarningBUF119 min
Jun 8, 4:44 PM EDTSevere Thunderstorm WarningBUFErie61 min
Jun 8, 4:46 PM EDTSevere Thunderstorm WarningBUFChautauqua74 min
Jun 8, 4:50 PM EDTSpecial Marine WarningBUF115 min
Jun 8, 4:59 PM EDTSpecial Marine WarningBUF61 min
Jun 8, 5:12 PM EDTSevere Thunderstorm WarningBUFNiagara78 min
Jun 8, 5:20 PM EDTSevere Thunderstorm WarningBUFGenesee, Wyoming55 min
Jun 8, 5:36 PM EDTSevere Thunderstorm WarningBUFCattaraugus69 min
Jun 8, 5:39 PM EDTSevere Thunderstorm WarningBUFErie51 min
Jun 8, 5:47 PM EDTSevere Thunderstorm WarningBUFMonroe58 min
Jun 8, 5:48 PM EDTSevere Thunderstorm WarningBUFOrleans57 min
Jun 8, 5:53 PM EDTSevere Thunderstorm WarningBUFLivingston82 min
Jun 8, 6:13 PM EDTSevere Thunderstorm WarningBUFGenesee, Wyoming24 min
Jun 8, 6:35 PM EDTSevere Thunderstorm WarningBUFOntario, Wayne55 min
Jun 8, 6:35 PM EDTTornado WarningBUFLivingston40 min
Jun 8, 6:36 PM EDTSpecial Marine WarningBUF54 min
Jun 8, 6:40 PM EDTSevere Thunderstorm WarningBUFAllegany57 min
Jun 8, 7:09 PM EDTSevere Thunderstorm WarningBUFCayuga64 min
Jun 8, 7:11 PM EDTSpecial Marine WarningBUF85 min
Jun 8, 7:27 PM EDTSevere Thunderstorm WarningBUFWayne33 min
Jun 8, 7:31 PM EDTSevere Thunderstorm WarningBUFOswego71 min
Jun 8, 7:58 PM EDTSevere Thunderstorm WarningBUFJefferson64 min

Nearby

Severe Thunderstorm Warnings in New York, 2007Every severe thunderstorm warning in 2007

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.