Alert archive / New York / Severe Thunderstorm Warnings in 2003

Severe Thunderstorm Warning 28, NWS Buffalo, NY

July 24, 2003Chautauqua County, New York

NWS Buffalo, NY issued this severe thunderstorm warning at Jul 24, 2003, 5:40 PM EDT for Chautauqua County, New York. It was in force for 50 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 24, 2003, 5:40 PM EDT (21:40 UTC)
Expired: Jul 24, 2003, 6:30 PM EDT
In force: 50 min
Issued by: NWS Buffalo, NY
Area: Counties, with a storm outline in the text

County Chautauqua County, NY

The radar

The Buffalo radar (KBUF), 100 km from the middle of the area, began a volume at 21:39 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

Buffalo Intl Airport, NY (KBUF), launched 12:00Z, 9.7 hours before the alert went out and 100 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: 103 J/kg
Mixed-layer CIN: -30 J/kg
Mixed-layer LCL: 699 m above ground
0-6 km bulk shear: 9 kt
0-1 km storm-relative helicity: -26 m²/s²
0-3 km storm-relative helicity: 68 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 242140
SVRBUF
NYC013-242230-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE BUFFALO NY
539 PM EDT THU JUL 24 2003

THE NATIONAL WEATHER SERVICE IN BUFFALO HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  CHAUTAUQUA COUNTY IN WESTERN NEW YORK

* UNTIL 630 PM EDT

* AT 534 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
  A SEVERE THUNDERSTORM OVER MAYVILLE...MOVING SOUTHEAST AT 15 MPH.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
  CHAUTAUQUA INSTITUTE AT 550 PM EDT
  LAKEWOOD AT 625 PM EDT

LARGE HAIL IS POSSIBLE WITH THIS SEVERE THUNDERSTORM. IF YOU ARE IN 
THE PATH OF THE STORM...PUT YOUR CAR IN A GARAGE AND MOVE TO A 
SUBSTANTIAL SHELTER.

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 4238 7943 4230 7965 4191 7944 4202 7914

$$

The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 24, 8:01 AM EDT	Special Marine Warning	BUF		29 min
Jul 24, 10:33 AM EDT	Severe Thunderstorm Warning	BUF	Oswego	27 min
Jul 24, 11:00 AM EDT	Severe Thunderstorm Warning	BUF	Jefferson	60 min
Jul 24, 11:05 AM EDT	Special Marine Warning	BUF		115 min
Jul 24, 12:24 PM EDT	Severe Thunderstorm Warning	BUF	Jefferson	51 min
Jul 24, 2:30 PM EDT	Special Marine Warning	BUF		75 min
Jul 24, 3:40 PM EDT	Special Marine Warning	BUF		50 min
Jul 24, 4:30 PM EDT	Special Marine Warning	BUF		60 min
Jul 24, 5:04 PM EDT	Severe Thunderstorm Warning	BUF	Erie	56 min
Jul 24, 5:45 PM EDT	Severe Thunderstorm Warning	BUF	Niagara	45 min
Jul 24, 6:31 PM EDT	Severe Thunderstorm Warning	BUF	Chautauqua	29 min
Jul 24, 6:54 PM EDT	Severe Thunderstorm Warning	BUF	Orleans	51 min

Nearby

Severe Thunderstorm Warnings in New York, 2003 Every severe thunderstorm warning in 2003

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.