Alert archive / New York / Severe Thunderstorm Warnings in 2014

Severe Thunderstorm Warning 14, NWS Buffalo, NY

June 8, 2014Allegany County, New York

NWS Buffalo, NY issued this severe thunderstorm warning at Jun 8, 2014, 7:09 PM EDT for Allegany County, New York. It was in force for 51 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, 2014, 7:09 PM EDT (23:09 UTC)
Expired
Jun 8, 2014, 8:00 PM EDT
In force
51 min
Issued by
NWS Buffalo, NY
Area
Storm-based polygon

County Allegany County, NY

The radar

The Buffalo radar (KBUF), 91 km from the middle of the area, began a volume at 23:08 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, 11.2 hours before the alert went out and 87 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 2014-06-08Temperature 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°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 2014-06-08The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 28 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1780 m above ground
0-6 km bulk shear
22 kt
0-1 km storm-relative helicity
28 m²/s²
0-3 km storm-relative helicity
30 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.

163 
WUUS51 KBUF 082309
SVRBUF
NYC003-090000-
/O.NEW.KBUF.SV.W.0014.140608T2309Z-140609T0000Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE BUFFALO NY
709 PM EDT SUN JUN 8 2014

THE NATIONAL WEATHER SERVICE IN BUFFALO HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  CENTRAL ALLEGANY COUNTY IN WESTERN NEW YORK

* UNTIL 800 PM EDT

* AT 703 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 8 MILES SOUTHWEST OF BELFAST...
  OR 17 MILES NORTHWEST OF WELLSVILLE...AND MOVING EAST AT 20 MPH.

* SOME LOCATIONS IN THE WARNING INCLUDE...
  BELFAST...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

IN ADDITION TO LARGE HAIL AND DAMAGING WINDS...CONTINUOUS CLOUD TO
GROUND LIGHTNING IS OCCURRING WITH THIS STORM. MOVE INDOORS
IMMEDIATELY! LIGHTNING IS ONE OF NATURES NUMBER ONE KILLERS.
REMEMBER...IF YOU CAN HEAR THUNDER...YOU ARE CLOSE ENOUGH TO BE
STRUCK BY LIGHTNING.

&&

LAT...LON 4245 7789 4218 7783 4214 7825 4239 7825
TIME...MOT...LOC 2309Z 251DEG 16KT 4227 7818

$$

APFFEL
3 follow-up statements
159 
WWUS51 KBUF 082328
SVSBUF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BUFFALO NY
728 PM EDT SUN JUN 8 2014

NYC003-090000-
/O.CON.KBUF.SV.W.0014.000000T0000Z-140609T0000Z/
ALLEGANY NY-
728 PM EDT SUN JUN 8 2014

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 800 PM EDT
FOR CENTRAL ALLEGANY COUNTY...

AT 723 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING DAMAGING WINDS IN
EXCESS OF 60 MPH.  THIS STORM WAS LOCATED NEAR BELFAST...OR 14 MILES
NORTHWEST OF WELLSVILLE...MOVING EAST AT 20 MPH.

SOME LOCATIONS IN THE WARNING INCLUDE...
  ANGELICA...
  BIRDSALL...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 4239 7816 4245 7789 4218 7783 4215 7814
TIME...MOT...LOC 2326Z 251DEG 16KT 4229 7808

$$

APFFEL
573 
WWUS51 KBUF 082344
SVSBUF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BUFFALO NY
744 PM EDT SUN JUN 8 2014

NYC003-090000-
/O.CON.KBUF.SV.W.0014.000000T0000Z-140609T0000Z/
ALLEGANY NY-
744 PM EDT SUN JUN 8 2014

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 800 PM EDT
FOR CENTRAL ALLEGANY COUNTY...

AT 739 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING DAMAGING WINDS IN
EXCESS OF 60 MPH.  THIS STORM WAS LOCATED NEAR BELMONT...OR 10 MILES
NORTH OF WELLSVILLE...MOVING EAST AT 20 MPH.

SOME LOCATIONS IN THE WARNING INCLUDE...
  BELMONT

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 4216 7810 4231 7805 4236 7787 4218 7783
TIME...MOT...LOC 2343Z 271DEG 16KT 4225 7797

$$

APFFEL
454 
WWUS51 KBUF 082354
SVSBUF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BUFFALO NY
754 PM EDT SUN JUN 8 2014

NYC003-090004-
/O.EXP.KBUF.SV.W.0014.000000T0000Z-140609T0000Z/
ALLEGANY NY-
754 PM EDT SUN JUN 8 2014

...THE SEVERE THUNDERSTORM WARNING FOR CENTRAL ALLEGANY COUNTY WILL
EXPIRE AT 800 PM EDT...

AT 754 PM EDT NATIONAL WEATHER SERVICE RADAR SHOWED THAT THE SEVERE
THUNDERSTORM THAT PROMPTED THE WARNING HAD WEAKENED AND WAS NO LONGER
SEVERE...THUS THE WARNING HAS BEEN ALLOWED TO EXPIRE.

LAT...LON 4216 7810 4231 7805 4236 7787 4218 7783
TIME...MOT...LOC 2354Z 271DEG 16KT 4225 7790

$$

APFFEL

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 8, 3:14 PM EDTSpecial Weather StatementBUFChautauqua46 min
Jun 8, 5:44 PM EDTAreal Flood AdvisoryBUFCattaraugus, Chautauqua3 hr
Jun 8, 6:44 PM EDTSpecial Weather StatementBUFAllegany46 min
Jun 8, 7:17 PM EDTFlash Flood WarningBUFAllegany3 hr

Nearby

Severe Thunderstorm Warnings in New York, 2014Every severe thunderstorm warning in 2014

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.