Alert archive / New York / Severe Thunderstorm Warnings in 2012

Severe Thunderstorm Warning 88, NWS Buffalo, NY

September 22, 2012Jefferson County, Lewis County, New York

NWS Buffalo, NY issued this severe thunderstorm warning at Sep 22, 2012, 9:45 AM EDT for Jefferson County, Lewis County, New York. It was in force for 60 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 22, 2012, 9:45 AM EDT (13:45 UTC)
Expired
Sep 22, 2012, 10:45 AM EDT
In force
60 min
Issued by
NWS Buffalo, NY
Area
Storm-based polygon

Counties Jefferson County, NY, Lewis County, NY

The radar

The Ft Drum radar (KTYX), 19 km from the middle of the area, began a volume at 13:48 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

Albany, NY (KALY), launched 12:00Z, 1.8 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, Albany, NY at 12:00Z on 2012-09-22Temperature 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°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Albany, NY at 12:00Z on 2012-09-22The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 215 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
601 m above ground
0-6 km bulk shear
50 kt
0-1 km storm-relative helicity
215 m²/s²
0-3 km storm-relative helicity
256 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.

620 
WUUS51 KBUF 221345
SVRBUF
NYC045-049-221445-
/O.NEW.KBUF.SV.W.0088.120922T1345Z-120922T1445Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE BUFFALO NY
945 AM EDT SAT SEP 22 2012

THE NATIONAL WEATHER SERVICE IN BUFFALO HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  EXTREME NORTHEASTERN JEFFERSON COUNTY IN CENTRAL NEW YORK
  LEWIS COUNTY IN CENTRAL NEW YORK

* UNTIL 1045 AM EDT

* AT 938 AM EDT...LAW ENFORCEMENT REPORTED A LINE OF SEVERE
  THUNDERSTORMS CAPABLE OF PRODUCING DAMAGING WINDS IN EXCESS OF     
  60 MPH.  THESE STORMS WERE LOCATED ALONG A LINE EXTENDING FROM 17  
  MILES NORTHEAST OF FORT DRUM TO 8 MILES NORTHWEST OF CAMDEN...AND  
  MOVING EAST AT 25 MPH.

* SOME LOCATIONS IN THE WARNING INCLUDE...
  LOWVILLE...
  INDIAN RIVER...
  HIGHMARKET...
  CROGHAN...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

WIND DAMAGE WITH THESE STORMS WILL OCCUR WELL AHEAD OF ANY RAIN. 
SEEK SHELTER IMMEDIATELY INSIDE A STURDY STRUCTURE AND STAY AWAY 
FROM WINDOWS.

&&

LAT...LON 4342 7552 4342 7557 4346 7576 4357 7577
      4423 7548 4410 7516 4362 7510
TIME...MOT...LOC 1342Z 280DEG 21KT 4422 7548 4339 7586

$$

SMITH
1 follow-up statement
164 
WWUS51 KBUF 221437
SVSBUF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BUFFALO NY
1037 AM EDT SAT SEP 22 2012

NYC045-221446-
/O.CAN.KBUF.SV.W.0088.000000T0000Z-120922T1445Z/
JEFFERSON NY-
1037 AM EDT SAT SEP 22 2012

...THE SEVERE THUNDERSTORM WARNING FOR EAST CENTRAL JEFFERSON COUNTY
IS CANCELLED...

LAT...LON 4342 7552 4342 7557 4343 7563 4417 7532
      4410 7516 4362 7510
TIME...MOT...LOC 1436Z 280DEG 21KT 4414 7516 4342 7548

$$

NYC049-221445-
/O.CON.KBUF.SV.W.0088.000000T0000Z-120922T1445Z/
LEWIS NY-
1037 AM EDT SAT SEP 22 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1045 AM EDT
FOR EASTERN LEWIS COUNTY...

AT 1034 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 ALONG A LINE
EXTENDING FROM 7 MILES EAST OF HARRISVILLE TO 10 MILES SOUTH OF 
CONSTABLEVILLE...MOVING EAST AT 25 MPH.

SOME LOCATIONS IN THE WARNING INCLUDE...
  RURAL LEWIS COUNTY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

WIND DAMAGE WITH THESE STORMS WILL OCCUR WELL AHEAD OF ANY RAIN.
SEEK SHELTER IMMEDIATELY INSIDE A STURDY STRUCTURE AND STAY AWAY 
FROM WINDOWS.

&&

LAT...LON 4342 7552 4342 7557 4343 7563 4417 7532
      4410 7516 4362 7510
TIME...MOT...LOC 1436Z 280DEG 21KT 4414 7516 4342 7548

$$

SMITH

The office that day

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

IssuedProductOfficeCountiesLasted
Sep 21, 9:45 PM EDTSmall Craft AdvisoryBUF54 hr
Sep 22, 6:31 AM EDTSpecial Marine WarningBUF44 min
Sep 22, 6:31 AM EDTSpecial Weather StatementBUFWayne29 min
Sep 22, 7:13 AM EDTSpecial Marine WarningBUF62 min
Sep 22, 7:43 AM EDTSpecial Weather StatementBUFJefferson, Lewis, Oswego92 min
Sep 22, 8:18 AM EDTSpecial Marine WarningBUF27 min
Sep 22, 8:42 AM EDTSevere Thunderstorm WarningBUFJefferson, Lewis, Oswego63 min
Sep 22, 9:20 AM EDTSpecial Weather StatementBUFLewis55 min

Nearby

Severe Thunderstorm Warnings in New York, 2012Every severe thunderstorm warning in 2012

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.