Alert archive / New York / Severe Thunderstorm Warnings in 2008

Severe Thunderstorm Warning 80, NWS Buffalo, NY

June 29, 2008Monroe County, New York

NWS Buffalo, NY issued this severe thunderstorm warning at Jun 29, 2008, 2:33 PM EDT for Monroe County, New York. It was in force for 27 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: Jun 29, 2008, 2:33 PM EDT (18:33 UTC)
Expired: Jun 29, 2008, 3:00 PM EDT
In force: 27 min
Issued by: NWS Buffalo, NY
Area: Storm-based polygon

County Monroe County, NY

The radar

The Buffalo radar (KBUF), 81 km from the middle of the area, began a volume at 18:33 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
Jun 29, 2:46 PM EDT	TSTM WND DMG	Hamlin, NY	TREES DOWN FROM THUNDERSTORM WINDS AT GOLF COURSE

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The watch it was issued in

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

Issued	Product	Office	Lasted
Jun 29, 12:11 PM EDT	Severe Thunderstorm Watch	SPC	8 hr

The nearest sounding before it

Buffalo Intl Airport, NY (KBUF), launched 12:00Z, 6.6 hours before the alert went out and 79 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: 25 J/kg
Mixed-layer CIN: -97 J/kg
Mixed-layer LCL: 1174 m above ground
0-6 km bulk shear: 48 kt
0-1 km storm-relative helicity: 93 m²/s²
0-3 km storm-relative helicity: 115 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 291834
SVRBUF
NYC055-291900-
/O.NEW.KBUF.SV.W.0080.080629T1833Z-080629T1900Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE BUFFALO NY
233 PM EDT SUN JUN 29 2008

THE NATIONAL WEATHER SERVICE IN BUFFALO HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  EXTREME NORTHWESTERN MONROE COUNTY IN WESTERN NEW YORK

* UNTIL 300 PM EDT

* AT 233 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL...AND
  DAMAGING WINDS IN EXCESS OF 60 MPH.  THIS STORM WAS LOCATED 8 MILES
  SOUTHWEST OF HAMLIN BEACH...OR 8 MILES NORTHWEST OF BROCKPORT...AND
  MOVING NORTHEAST AT 40 MPH.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
  HAMLIN BEACH STATE PARK BY 245 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 4337 7794 4335 7785 4336 7784 4334 7781
      4335 7776 4334 7775 4320 7798 4320 7799
      4336 7799 4338 7797
TIME...MOT...LOC 1833Z 238DEG 36KT 4330 7805

$$

HITCHCOCK

1 follow-up statement

000 
WWUS51 KBUF 291856 RRA
SVSBUF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BUFFALO NY
257 PM EDT SUN JUN 29 2008

NYC055-291907-
/O.EXP.KBUF.SV.W.0080.000000T0000Z-080629T1900Z/
MONROE NY-
257 PM EDT SUN JUN 29 2008

...THE SEVERE THUNDERSTORM WARNING FOR NORTHWESTERN MONROE COUNTY
WILL EXPIRE AT 300 PM EDT...

AT 257 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.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 800 PM EDT SUNDAY
EVENING FOR WESTERN NEW YORK.

LAT...LON 4337 7794 4335 7785 4336 7784 4334 7781
      4335 7776 4334 7775 4320 7798 4320 7799
      4336 7799 4338 7797
TIME...MOT...LOC 1857Z 238DEG 36KT 4343 7777

$$

ZAFF

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 28, 8:35 PM EDT	Areal Flood Advisory	BUF	Allegany, Cattaraugus	84 min
Jun 29, 1:00 PM EDT	Special Marine Warning	BUF		112 min
Jun 29, 1:03 PM EDT	Severe Thunderstorm Warning	BUF	Chautauqua	57 min
Jun 29, 1:07 PM EDT	Special Marine Warning	BUF		103 min
Jun 29, 1:13 PM EDT	Severe Thunderstorm Warning	BUF	Niagara	77 min
Jun 29, 1:46 PM EDT	Severe Thunderstorm Warning	BUF	Erie, Niagara	74 min
Jun 29, 2:07 PM EDT	Severe Thunderstorm Warning	BUF	Orleans	53 min
Jun 29, 2:23 PM EDT	Special Marine Warning	BUF		97 min
Jun 29, 2:25 PM EDT	Severe Thunderstorm Warning	BUF	Erie	35 min
Jun 29, 2:55 PM EDT	Severe Thunderstorm Warning	BUF	Allegany, Cattaraugus, Erie, Wyoming	65 min
Jun 29, 3:34 PM EDT	Severe Thunderstorm Warning	BUF	Allegany, Livingston, Wyoming	56 min
Jun 29, 3:51 PM EDT	Special Marine Warning	BUF		54 min
Jun 29, 4:01 PM EDT	Special Marine Warning	BUF		89 min
Jun 29, 4:11 PM EDT	Severe Thunderstorm Warning	BUF	Livingston, Ontario	79 min
Jun 29, 4:24 PM EDT	Severe Thunderstorm Warning	BUF	Wayne	21 min
Jun 29, 4:31 PM EDT	Severe Thunderstorm Warning	BUF	Jefferson	74 min
Jun 29, 4:43 PM EDT	Special Marine Warning	BUF		32 min
Jun 29, 4:49 PM EDT	Special Marine Warning	BUF		116 min
Jun 29, 4:54 PM EDT	Severe Thunderstorm Warning	BUF	Wayne	63 min
Jun 29, 5:01 PM EDT	Special Marine Warning	BUF		89 min
Jun 29, 5:10 PM EDT	Severe Thunderstorm Warning	BUF	Oswego	48 min
Jun 29, 5:18 PM EDT	Severe Thunderstorm Warning	BUF	Chautauqua	47 min
Jun 29, 5:18 PM EDT	Severe Thunderstorm Warning	BUF	Jefferson, Lewis	72 min
Jun 29, 5:39 PM EDT	Tornado Warning	BUF	Cattaraugus, Chautauqua	41 min
Jun 29, 5:43 PM EDT	Severe Thunderstorm Warning	BUF	Jefferson	22 min
Jun 29, 6:44 PM EDT	Special Marine Warning	BUF		41 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.