Alert archive / New York / Severe Thunderstorm Warnings in 2008

Severe Thunderstorm Warning 159, NWS Buffalo, NY

September 14, 20085 counties in New York

NWS Buffalo, NY issued this severe thunderstorm warning at Sep 14, 2008, 8:50 PM EDT for 5 counties in New York. It was in force for 55 min. 1 report 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 14, 2008, 8:50 PM EDT (00:50 UTC)
Expired: Sep 14, 2008, 9:45 PM EDT
In force: 55 min
Issued by: NWS Buffalo, NY
Area: Storm-based polygon

Counties Erie County, NY, Genesee County, NY, Niagara County, NY, Orleans County, NY, Wyoming County, NY

The radar

The Buffalo radar (KBUF), 13 km from the middle of the area, began a volume at 00:50 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

Time	Report	Where	Remark
Sep 14, 9:24 PM EDT	TSTM WND GST 62	Buffalo, NY

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 00:00Z, 0.8 hours before the alert went out and 16 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 317 J/kg
Mixed-layer CIN: -51 J/kg
Mixed-layer LCL: 1431 m above ground
0-6 km bulk shear: 84 kt
0-1 km storm-relative helicity: 579 m²/s²
0-3 km storm-relative helicity: 846 m²/s²
Significant tornado parameter: 0.8
Supercell composite: 11.4

Open this sounding in Storm Lab

The text

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

000 
WUUS51 KBUF 150050
SVRBUF
NYC029-037-063-073-121-150145-
/O.NEW.KBUF.SV.W.0159.080915T0050Z-080915T0145Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE BUFFALO NY
850 PM EDT SUN SEP 14 2008

THE NATIONAL WEATHER SERVICE IN BUFFALO HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  ERIE COUNTY IN WESTERN NEW YORK
  GENESEE COUNTY IN WESTERN NEW YORK
  NIAGARA COUNTY IN WESTERN NEW YORK
  ORLEANS COUNTY IN WESTERN NEW YORK
  NORTHERN WYOMING COUNTY IN WESTERN NEW YORK

* UNTIL 945 PM EDT

* AT 845 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING DESTRUCTIVE WINDS
  IN EXCESS OF 70 MPH.  THESE STORMS WERE LOCATED ALONG A LINE
  EXTENDING FROM 10 MILES WEST OF YOUNGSTOWN TO 15 MILES SOUTHWEST OF
  NIAGARA FALLS TO 20 MILES WEST OF LAKE ERIE BEACH...AND MOVING 
  EAST AT 50 MPH.

* SEVERE THUNDERSTORMS WILL BE NEAR...
  YOUNGSTOWN...NIAGARA FALLS AND LEWISTON BY 855 PM EDT...
  GRAND ISLAND AND LAKE ERIE BEACH BY 900 PM EDT...
  SANBORN...ANGOLA ON THE LAKE AND ANGOLA BY 905 PM EDT...
  PENDLETON AND DERBY BY 910 PM EDT...

THIS IS A VERY DANGEROUS SITUATION. SEEK SHELTER NOW INSIDE A STURDY 
STRUCTURE AND STAY AWAY FROM WINDOWS

LAT...LON 4270 7906 4275 7892 4279 7887 4285 7887
      4295 7893 4297 7902 4301 7904 4307 7899
      4309 7908 4313 7908 4314 7905 4328 7906
      4337 7805 4264 7803 4259 7914
TIME...MOT...LOC 0049Z 253DEG 45KT 4332 7910 4302 7916
          4272 7932

$$

RSH

1 follow-up statement

000 
WWUS51 KBUF 150120
SVSBUF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BUFFALO NY
920 PM EDT SUN SEP 14 2008

NYC029-037-063-073-121-150145-
/O.CON.KBUF.SV.W.0159.000000T0000Z-080915T0145Z/
WYOMING NY-GENESEE NY-ORLEANS NY-NIAGARA NY-ERIE NY-
920 PM EDT SUN SEP 14 2008

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 945 PM EDT
FOR ERIE...NIAGARA...ORLEANS...GENESEE AND NORTHERN WYOMING
COUNTIES...

AT 920 PM 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 NEWFANE TO NORTH TONAWANDA TO STURGEON POINT...MOVING 
EAST AT 50 MPH.

* SEVERE THUNDERSTORMS WILL BE NEAR...
  BOSTON BY 925 PM EDT...
  COLDEN BY 930 PM EDT...
  ELMA BY 935 PM EDT...
  WALES CENTER BY 940 PM EDT...
  CORFU BY 945 PM EDT...

LAT...LON 4270 7906 4275 7892 4279 7887 4285 7887
      4295 7893 4297 7902 4301 7904 4307 7899
      4309 7908 4313 7908 4314 7905 4328 7906
      4337 7805 4264 7803 4259 7914
TIME...MOT...LOC 0120Z 253DEG 45KT 4338 7861 4307 7872
          4277 7889

$$

RSH

The office that day

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

Issued	Product	Office	Counties	Lasted
Sep 14, 8:29 PM EDT	High Wind Warning	BUF	Allegany, Cattaraugus, Chautauqua, Erie, Wyoming	8 hr
Sep 14, 9:43 PM EDT	Severe Thunderstorm Warning	BUF	Erie, Genesee, Livingston, Monroe, Niagara, Orleans and 1 more	49 min
Sep 14, 11:46 PM EDT	Severe Thunderstorm Warning	BUF	Jefferson, Oswego	59 min
Sep 15, 12:30 AM EDT	Special Marine Warning	BUF		60 min
Sep 15, 12:49 AM EDT	Severe Thunderstorm Warning	BUF	Jefferson, Lewis, Oswego	56 min
Sep 15, 1:39 AM EDT	Severe Thunderstorm Warning	BUF	Lewis	36 min

Nearby

Severe Thunderstorm Warnings in New York, 2008 Every 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.