Alert archive / New York / Severe Thunderstorm Warnings in 2016

Severe Thunderstorm Warning 36, NWS Buffalo, NY

July 23, 2016Lewis County, New York

NWS Buffalo, NY issued this severe thunderstorm warning at Jul 23, 2016, 6:42 PM EDT for Lewis County, New York. It was in force for 44 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
Jul 23, 2016, 6:42 PM EDT (22:42 UTC)
Expired
Jul 23, 2016, 7:26 PM EDT
In force
44 min
Issued by
NWS Buffalo, NY
Area
Storm-based polygon
Hail
1.0 in
Wind
60.0 mph

County Lewis County, NY

The radar

The Ft Drum radar (KTYX), 15 km from the middle of the area, began a volume at 22:44 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, 10.7 hours before the alert went out and 177 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 2016-07-23Temperature 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 2016-07-23The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 73 square meters per square second.1939587897Sfc1 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
1488 m above ground
0-6 km bulk shear
44 kt
0-1 km storm-relative helicity
73 m²/s²
0-3 km storm-relative helicity
75 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.1

Open this sounding in Storm Lab

The text

As transmitted.

898 
WUUS51 KBUF 232242
SVRBUF
NYC049-232345-
/O.NEW.KBUF.SV.W.0036.160723T2242Z-160723T2345Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE BUFFALO NY
642 PM EDT SAT JUL 23 2016

THE NATIONAL WEATHER SERVICE IN BUFFALO HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  SOUTHWESTERN LEWIS COUNTY IN CENTRAL NEW YORK...

* UNTIL 745 PM EDT

* AT 641 PM EDT...A SEVERE THUNDERSTORM WAS LOCATED NEAR WEST
  CARTHAGE...OR 14 MILES SOUTHEAST OF FORT DRUM...MOVING SOUTH AT 25
  MPH.

  HAZARD...60 MPH WIND GUSTS AND QUARTER SIZE HAIL. 

  SOURCE...RADAR INDICATED. 

  IMPACT...HAIL DAMAGE TO VEHICLES IS EXPECTED. EXPECT WIND DAMAGE 
           TO ROOFS...SIDING...AND TREES. 

* LOCATIONS IMPACTED INCLUDE...
  LOWVILLE...HIGHMARKET...WHETSTONE GULF STATE PARK...DENMARK...
  WATSON...MARTINSBURG...COPENHAGEN AND PORT LEYDEN.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.

&&

LAT...LON 4342 7554 4344 7563 4389 7574 4393 7567
      4396 7551 4353 7529
TIME...MOT...LOC 2241Z 344DEG 20KT 4388 7561 

HAIL...1.00IN
WIND...60MPH
 
$$

JJR
2 follow-up statements
360 
WWUS51 KBUF 232312
SVSBUF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BUFFALO NY
712 PM EDT SAT JUL 23 2016

NYC049-232345-
/O.CON.KBUF.SV.W.0036.000000T0000Z-160723T2345Z/
LEWIS NY-
712 PM EDT SAT JUL 23 2016

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 745 PM EDT
FOR SOUTHWESTERN LEWIS COUNTY...

AT 711 PM EDT...A SEVERE THUNDERSTORM WAS LOCATED 3 MILES WEST OF
LOWVILLE...OR 22 MILES SOUTHEAST OF WATERTOWN...MOVING SOUTH AT 20
MPH.

HAZARD...60 MPH WIND GUSTS AND QUARTER SIZE HAIL. 

SOURCE...RADAR INDICATED. 

IMPACT...HAIL DAMAGE TO VEHICLES IS EXPECTED. EXPECT WIND DAMAGE TO 
         ROOFS...SIDING...AND TREES. 

LOCATIONS IMPACTED INCLUDE...
WEST LOWVILLE...HIGHMARKET...WHETSTONE GULF STATE PARK...
MARTINSBURG...PORT LEYDEN...LYONS FALLS...CONSTABLEVILLE AND TURIN.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.

&&

LAT...LON 4342 7554 4344 7563 4380 7572 4387 7552
      4353 7529
TIME...MOT...LOC 2311Z 344DEG 18KT 4376 7557 

HAIL...1.00IN
WIND...60MPH
 
$$

HITCHCOCK
797 
WWUS51 KBUF 232326
SVSBUF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BUFFALO NY
726 PM EDT SAT JUL 23 2016

NYC049-232336-
/O.CAN.KBUF.SV.W.0036.000000T0000Z-160723T2345Z/
LEWIS NY-
726 PM EDT SAT JUL 23 2016

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHWESTERN LEWIS COUNTY IS
CANCELLED...
                
THE STORM WHICH PROMPTED THE WARNING HAS WEAKENED BELOW SEVERE
LIMITS...AND NO LONGER POSE AN IMMEDIATE THREAT TO LIFE OR PROPERTY.
THEREFORE...THE WARNING HAS BEEN CANCELLED.

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

LAT...LON 4342 7554 4344 7563 4380 7572 4387 7552
      4353 7529
TIME...MOT...LOC 2325Z 344DEG 20KT 4368 7554 

$$

HITCHCOCK

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 23, 3:56 PM EDTSpecial Weather StatementBUFLewis34 min
Jul 23, 4:59 PM EDTSevere Thunderstorm WarningBUFJefferson, Lewis21 min
Jul 23, 5:31 PM EDTSpecial Weather StatementBUFLewis44 min
Jul 23, 6:38 PM EDTSpecial Weather StatementBUFLewis22 min

Nearby

Severe Thunderstorm Warnings in New York, 2016Every severe thunderstorm warning in 2016

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.