Alert archive / New York / Severe Thunderstorm Warnings in 2002

Severe Thunderstorm Warning 14, NWS Buffalo, NY

May 31, 2002Jefferson County, New York

NWS Buffalo, NY issued this severe thunderstorm warning at May 31, 2002, 2:03 PM EDT for Jefferson County, New York. It was in force for 57 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
May 31, 2002, 2:03 PM EDT (18:03 UTC)
Expired
May 31, 2002, 3:00 PM EDT
In force
57 min
Issued by
NWS Buffalo, NY
Area
Counties, with a storm outline in the text

County Jefferson County, NY

What was reported inside it

TimeReportWhereRemark
May 31, 2:25 PM EDTThunderstorm Wind 50 EWatertown, NY

NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.

The nearest sounding before it

Albany, NY (KALY), launched 12:00Z, 6.1 hours before the alert went out and 241 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 2002-05-31Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 59 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 12:00Z on 2002-05-31The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 138 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
59 J/kg
Mixed-layer CIN
-161 J/kg
Mixed-layer LCL
835 m above ground
0-6 km bulk shear
30 kt
0-1 km storm-relative helicity
138 m²/s²
0-3 km storm-relative helicity
141 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.

537 
WUUS51 KBUF 311803
SVRBUF
NYC045-311900-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE BUFFALO NY
202 PM EDT FRI MAY 31 2002

THE NATIONAL WEATHER SERVICE IN BUFFALO HAS ISSUED A

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

* UNTIL 300 PM EDT

* AT 156 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM 26 MILES WEST OF WATERTOWN...MOVING EAST AT 45
  MPH.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
  WATERTOWN AND CALCIUM AT 230 PM EDT...
  FORT DRUM AT 235 PM EDT...

IF SEVERE WEATHER APPROACHES YOUR AREA...GO INSIDE A STURDY SHELTER
AWAY FROM FLOOD-PRONE AREAS. A SEVERE THUNDERSTORM CAN PRODUCE LARGE
DAMAGING HAIL...DAMAGING WINDS IN EXCESS OF 55 MPH...DEADLY
LIGHTNING...AND VERY HEAVY RAIN.

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 4417 7641 4400 7646 4388 7586 4410 7555

The office that day

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

IssuedProductOfficeCountiesLasted
May 31, 7:10 AM EDTSpecial Marine WarningBUF110 min
May 31, 7:10 AM EDTSpecial Marine WarningBUF110 min
May 31, 7:10 AM EDTSpecial Marine WarningBUF110 min
May 31, 7:30 AM EDTSpecial Marine WarningBUF2 hr
May 31, 8:15 AM EDTSpecial Marine WarningBUF2 hr
May 31, 9:39 AM EDTSpecial Marine WarningBUF21 min
May 31, 9:48 AM EDTSpecial Marine WarningBUF27 min
May 31, 11:34 AM EDTSevere Thunderstorm WarningBUFMonroe, Orleans26 min
May 31, 1:06 PM EDTSpecial Marine WarningBUF114 min
May 31, 1:06 PM EDTSpecial Marine WarningBUF114 min
May 31, 1:23 PM EDTSpecial Marine WarningBUF112 min
May 31, 1:23 PM EDTSpecial Marine WarningBUF112 min
May 31, 1:50 PM EDTSevere Thunderstorm WarningBUFNiagara, Orleans55 min
May 31, 2:55 PM EDTSevere Thunderstorm WarningBUFOrleans50 min

Nearby

Severe Thunderstorm Warnings in New York, 2002Every severe thunderstorm warning in 2002

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.