Alert archive / New York / Severe Thunderstorm Warnings in 2008

Severe Thunderstorm Warning 133, NWS Buffalo, NY

August 7, 2008Cayuga County, New York

NWS Buffalo, NY issued this severe thunderstorm warning at Aug 7, 2008, 11:56 AM EDT for Cayuga County, New York. It was in force for 64 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
Aug 7, 2008, 11:56 AM EDT (15:56 UTC)
Expired
Aug 7, 2008, 1:00 PM EDT
In force
64 min
Issued by
NWS Buffalo, NY
Area
Storm-based polygon

County Cayuga County, NY

The radar

The Ft Drum radar (KTYX), 103 km from the middle of the area, began a volume at 15:56 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, 3.9 hours before the alert went out and 172 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 2008-08-07Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 137 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 2008-08-07The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -34 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
137 J/kg
Mixed-layer CIN
-48 J/kg
Mixed-layer LCL
973 m above ground
0-6 km bulk shear
32 kt
0-1 km storm-relative helicity
-34 m²/s²
0-3 km storm-relative helicity
-25 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.1

Open this sounding in Storm Lab

The text

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

000 
WUUS51 KBUF 071556
SVRBUF
NYC011-071700-
/O.NEW.KBUF.SV.W.0133.080807T1556Z-080807T1700Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE BUFFALO NY
1156 AM EDT THU AUG 7 2008

THE NATIONAL WEATHER SERVICE IN BUFFALO HAS ISSUED A

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

* UNTIL 100 PM EDT

* AT 1152 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL.  THIS
  STORM WAS LOCATED 6 MILES NORTHWEST OF WEEDSPORT...OR 6 MILES
  NORTHEAST OF MONTEZUMA...AND MOVING EAST AT 16 MPH.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
  CATO BY 1205 PM EDT...
  WEEDSPORT BY 1210 PM EDT...

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.

LAT...LON 4311 7649 4303 7648 4302 7671 4308 7671
      4309 7670 4315 7670 4316 7671 4319 7671
      4319 7647 4312 7647
TIME...MOT...LOC 1556Z 275DEG 14KT 4309 7664

$$

JJR
2 follow-up statements
000 
WWUS51 KBUF 071636
SVSBUF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BUFFALO NY
1236 PM EDT THU AUG 7 2008

NYC011-071700-
/O.CON.KBUF.SV.W.0133.000000T0000Z-080807T1700Z/
CAYUGA NY-
1232 PM EDT THU AUG 7 2008

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 100 PM EDT
FOR NORTH CENTRAL CAYUGA COUNTY...

AT 1228 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING NICKEL SIZE HAIL.
 THIS STORM WAS LOCATED 6 MILES SOUTHEAST OF CATO...OR 11 MILES 
SOUTHWEST OF BALDWINSVILLE...MOVING EAST AT 15 MPH.  THIS STRONGEST 
PORTION OF THIS STORM IS PRIMARILY EAST OF ROUTE 34 AND NORTH OF 
I-90.  ANOTHER STORM IS ALSO DEVELOPING OVER EASTERN WAYNE COUNTY 
AND WILL BE MOVING INTO NORTH CENTRAL CAYUGA COUNTY OVER THE NEXT 
HALF HOUR.  THIS SECOND STORM ALSO HAS THE CAPABILITY OF PRODUCING 
HAIL AS IT MOVES INTO THE TOWN OF CONQUEST.  

LAT...LON 4311 7649 4303 7648 4309 7670 4315 7670
      4316 7671 4319 7671 4315 7648 4312 7647
TIME...MOT...LOC 1632Z 288DEG 13KT 4309 7651

$$

ZAFF
000 
WWUS51 KBUF 071654
SVSBUF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BUFFALO NY
1254 PM EDT THU AUG 7 2008

NYC011-071704-
/O.EXP.KBUF.SV.W.0133.000000T0000Z-080807T1700Z/
CAYUGA NY-
1254 PM EDT THU AUG 7 2008

...THE SEVERE THUNDERSTORM WARNING FOR NORTH CENTRAL CAYUGA COUNTY
HAS EXPIRED...

AT 1254 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 ALLOWED TO EXPIRE.

LAT...LON 4311 7649 4303 7648 4309 7670 4315 7670
      4316 7671 4319 7671 4315 7648 4312 7647
TIME...MOT...LOC 1654Z 288DEG 13KT 4307 7641

$$

ZAFF

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 7, 9:55 AM EDTSpecial Marine WarningBUF2 hr
Aug 7, 12:43 PM EDTSevere Thunderstorm WarningBUFOswego62 min
Aug 7, 12:47 PM EDTSpecial Marine WarningBUF58 min
Aug 7, 1:28 PM EDTAreal Flood AdvisoryBUFOswego3 hr
Aug 7, 3:45 PM EDTSevere Thunderstorm WarningBUFLewis, Oswego60 min
Aug 7, 4:28 PM EDTAreal Flood AdvisoryBUFOswego3 hr
Aug 7, 6:48 PM EDTSpecial Marine WarningBUF57 min
Aug 7, 6:59 PM EDTSevere Thunderstorm WarningBUFErie61 min
Aug 7, 7:54 PM EDTSpecial Marine WarningBUF38 min

Nearby

Severe Thunderstorm Warnings in New York, 2008Every severe thunderstorm warning in 2008

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.