Alert archive / New York / Severe Thunderstorm Warnings in 2002

Severe Thunderstorm Warning 2, NWS Buffalo, NY

March 9, 2002Livingston County, New York

NWS Buffalo, NY issued this severe thunderstorm warning at Mar 9, 2002, 8:27 PM EST for Livingston County, New York. It was in force for 33 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
Mar 9, 2002, 8:27 PM EST (01:27 UTC)
Expired
Mar 9, 2002, 9:00 PM EST
In force
33 min
Issued by
NWS Buffalo, NY
Area
Counties, with a storm outline in the text

County Livingston County, NY

The radar

The Buffalo radar (KBUF), 79 km from the middle of the area, began a volume at 01:27 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 watch it was issued in

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

IssuedProductOfficeLasted
Mar 9, 5:15 PM ESTSevere Thunderstorm WatchSPC5 hr

The nearest sounding before it

Buffalo Intl Airport, NY (KBUF), launched 00:00Z, 1.5 hours before the alert went out and 76 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 00:00Z on 2002-03-10Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 30 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, Buffalo Intl Airport, NY at 00:00Z on 2002-03-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 266 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
30 J/kg
Mixed-layer CIN
-26 J/kg
Mixed-layer LCL
1467 m above ground
0-6 km bulk shear
63 kt
0-1 km storm-relative helicity
266 m²/s²
0-3 km storm-relative helicity
488 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.

000 
WUUS51 KBUF 100127
SVRBUF
NYC051-100200-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE BUFFALO NY
825 PM EST SAT MAR 9 2002

THE NATIONAL WEATHER SERVICE IN BUFFALO HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  LIVINGSTON COUNTY IN WESTERN NEW YORK
  THIS INCLUDES THE CITY OF GENESEO

* UNTIL 900 PM EST

* AT 815 PM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM 9 MILES WEST OF MOUNT MORRIS...OR ABOUT 14
  MILES SOUTHWEST OF GENESEO...MOVING EAST AT 40 MPH.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
  OVER MOUNT MORRIS AT 830 PM EST
  NEAR GENESEO AT 840 PM EST
  NEAR CONESUS AT 850 PM EST
  OVER HEMLOCK AT 855 PM EST

WIND GUSTS OVER 60 MPH HAVE BEEN REPORTED WITH THE LINE OF 
CONVECTION ASSOCIATED WITH THIS THUNDERSTORM.

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

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 1000 PM EST
SATURDAY EVENING FOR WESTERN NEW YORK.

LAT...LON 4288 7792 4258 7794 4262 7760 4290 7760

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 9, 8:01 PM ESTSevere Thunderstorm WarningBUFMonroe29 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.