Alert archive / New York / Severe Thunderstorm Warnings in 2001

Severe Thunderstorm Warning 29, NWS Buffalo, NY

August 19, 2001Oswego County, New York

NWS Buffalo, NY issued this severe thunderstorm warning at Aug 19, 2001, 2:15 PM EDT for Oswego County, New York. It was in force for 60 min. 2 reports came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued: Aug 19, 2001, 2:15 PM EDT (18:15 UTC)
Expired: Aug 19, 2001, 3:15 PM EDT
In force: 60 min
Issued by: NWS Buffalo, NY
Area: Whole counties

County Oswego County, NY

What was reported inside it

Time	Report	Where	Remark
Aug 19, 2:30 PM EDT	Thunderstorm Wind 52 E	Granby Center, NY
Aug 19, 2:50 PM EDT	Thunderstorm Wind 52 E	Volney, 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

Buffalo Intl Airport, NY (KBUF), launched 12:00Z, 6.3 hours before the alert went out and 210 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 37 J/kg
Mixed-layer CIN: -57 J/kg
Mixed-layer LCL: 1236 m above ground
0-6 km bulk shear: 38 kt
0-1 km storm-relative helicity: 59 m²/s²
0-3 km storm-relative helicity: 104 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.

027 
WUUS51 KBUF 191816
SVRBUF
NYC075-191915-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE BUFFALO NY
215 PM EDT SUN AUG 19 2001

THE NATIONAL WEATHER SERVICE IN BUFFALO HAS ISSUED A

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

* UNTIL 315 PM EDT

* AT 212 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  LINE OF SEVERE THUNDERSTORMS FROM 10 MILES SOUTHWEST OF OSWEGO TO
  13 MILES SOUTHWEST OF FULTON...MOVING NORTHEAST AT 20 MPH.

* SEVERE THUNDERSTORMS WILL BE NEAR...
  OVER OSWEGO AT 240 PM EDT
  OVER FULTON AT 245 PM EDT
  OVER NINE MILE POINT AT 300 PM EDT
  5 MILES WEST OF SELKIRK BEACH...9 MILES WEST OF PULASKI AT 315 PM
  EDT

THIS IS A DANGEROUS STORM WITH DAMAGING WINDS AND LARGE HAIL. STAY
INDOORS AWAY FROM WINDOWS.

The office that day

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

Issued	Product	Office	Counties	Lasted
Aug 19, 3:05 PM EDT	Severe Thunderstorm Warning	BUF	Oswego	40 min
Aug 19, 3:40 PM EDT	Severe Thunderstorm Warning	BUF	Lewis	65 min
Aug 19, 4:44 PM EDT	Severe Thunderstorm Warning	BUF	Livingston	61 min

Nearby

Severe Thunderstorm Warnings in New York, 2001 Every severe thunderstorm warning in 2001

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.