Alert archive / New York / Severe Thunderstorm Warnings in 2005

Severe Thunderstorm Warning 18, NWS Buffalo, NY

July 13, 2005Jefferson County, New York

NWS Buffalo, NY issued this severe thunderstorm warning at Jul 13, 2005, 4:08 AM EDT for Jefferson County, New York. It was in force for 39 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
Jul 13, 2005, 4:08 AM EDT (08:08 UTC)
Expired
Jul 13, 2005, 4:47 AM EDT
In force
39 min
Issued by
NWS Buffalo, NY
Area
Counties, with a storm outline in the text

County Jefferson County, NY

The radar

The Ft Drum radar (KTYX), 33 km from the middle of the area, began a volume at 08:08 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.

What was reported inside it

TimeReportWhereRemark
Jul 13, 4:25 AM EDTTSTM WND DMGAdams, NYTREES AND POWER LINES DOWN.

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

The nearest sounding before it

Albany, NY (KALY), launched 00:00Z, 8.1 hours before the alert went out and 223 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 00:00Z on 2005-07-13Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 936 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, Albany, NY at 00:00Z on 2005-07-13The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 94 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
936 J/kg
Mixed-layer CIN
-86 J/kg
Mixed-layer LCL
1238 m above ground
0-6 km bulk shear
27 kt
0-1 km storm-relative helicity
94 m²/s²
0-3 km storm-relative helicity
177 m²/s²
Significant tornado parameter
0.3
Supercell composite
3.2

Open this sounding in Storm Lab

The text

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

000 
WUUS51 KBUF 130808
SVRBUF
NYC045-130845-
/O.NEW.KBUF.SV.W.0018.050713T0808Z-050713T0845Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE BUFFALO NY
408 AM EDT WED JUL 13 2005

THE NATIONAL WEATHER SERVICE IN BUFFALO HAS ISSUED A

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

* UNTIL 445 AM EDT

* AT 403 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING NICKEL SIZE HAIL...AND
  DAMAGING WINDS IN EXCESS OF 60 MPH.  THIS STORM WAS LOCATED 6 MILES
  NORTHEAST OF HENDERSON HARBOR...OR ABOUT 12 MILES SOUTHWEST OF
  WATERTOWN...AND WAS MOVING SOUTHEAST AT 25 MPH.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
  ADAMS CENTER BY 415 AM EDT...
  ADAMS BY 420 AM 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.

REPORT SEVERE WEATHER TO THE NEAREST LAW ENFORCEMENT AGENCY. THEY
WILL RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE FORECAST
OFFICE IN BUFFALO.

LAT...LON 4397 7601 4393 7625 4369 7619 4372 7590

$$

LEVAN
2 follow-up statements
000 
WWUS51 KBUF 130833
SVSBUF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BUFFALO NY
431 AM EDT WED JUL 13 2005

NYC045-130845-
/O.CON.KBUF.SV.W.0018.000000T0000Z-050713T0845Z/
JEFFERSON NY-
431 AM EDT WED JUL 13 2005

...A SEVERE THUNDERSTORM WARNING CONTINUES UNTIL 445 AM EDT FOR
JEFFERSON COUNTY...

AT 429 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO 
INDICATE SEVERE THUNDERSTORMS CAPABLE OF PRODUCING NICKEL SIZE 
HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH.  THE STORMS WERE 
EXTENDED FROM SACKETTS HARBOR TO LORRAINE...MOVING SOUTHEAST AT 30 
MPH.

THE SEVERE THUNDERSTORMS WILL BE...
  IN SOUTHERN JEFFERSON COUNTY THROUGH 445 AM.

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 4397 7601 4393 7625 4369 7619 4372 7590

$$

LEVAN
000 
WWUS51 KBUF 130847
SVSBUF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BUFFALO NY
446 AM EDT WED JUL 13 2005

NYC045-130856-
/O.EXP.KBUF.SV.W.0018.000000T0000Z-050713T0845Z/
JEFFERSON NY-
446 AM EDT WED JUL 13 2005

...THE SEVERE THUNDERSTORM WARNING FOR JEFFERSON COUNTY EXPIRED AT
445 AM EDT...

WHILE THE SEVERE STORMS HAVE MOVED OUT OF JEFFERSON COUNTY, 
RADAR INDICATED THAT HEAVY RAIN...SMALL HAIL...AND GUSTY WINDS WERE 
STILL POSSIBLE FROM THE SCATTERED THUNDERSTORMS THROUGHOUT THE COUNTY.

LAT...LON 4397 7601 4393 7625 4369 7619 4372 7590

$$

LEVAN

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 13, 12:10 AM EDTSevere Thunderstorm WarningBUFLewis53 min
Jul 13, 1:37 AM EDTSpecial Marine WarningBUF53 min
Jul 13, 4:28 AM EDTSevere Thunderstorm WarningBUFOswego48 min
Jul 13, 9:07 AM EDTSpecial Marine WarningBUF53 min
Jul 13, 10:27 AM EDTSpecial Marine WarningBUF33 min

Nearby

Severe Thunderstorm Warnings in New York, 2005Every severe thunderstorm warning in 2005

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.