Alert archive / Pennsylvania / Severe Thunderstorm Warnings in 2003

Severe Thunderstorm Warning 265, NWS Cleveland, OH

November 12, 2003Crawford County, Pennsylvania; Ashtabula County, Ohio

NWS Cleveland, OH issued this severe thunderstorm warning at Nov 12, 2003, 7:56 PM EST for Crawford County, Pennsylvania; Ashtabula County, Ohio. It was in force for 64 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: Nov 12, 2003, 7:56 PM EST (00:56 UTC)
Expired: Nov 12, 2003, 9:00 PM EST
In force: 64 min
Issued by: NWS Cleveland, OH
Area: Counties, with a storm outline in the text

Counties Ashtabula County, OH, Crawford County, PA

The watch it was issued in

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

Issued	Product	Office	Lasted
Nov 12, 7:20 PM EST	Severe Thunderstorm Watch	SPC	4 hr
Nov 12, 4:40 PM EST	Tornado Watch	SPC	5 hr

The nearest sounding before it

Pittsburgh, PA (KPIT), launched 00:00Z, 0.9 hours before the alert went out and 148 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: 15 J/kg
Mixed-layer CIN: -83 J/kg
Mixed-layer LCL: 711 m above ground
0-6 km bulk shear: 101 kt
0-1 km storm-relative helicity: 303 m²/s²
0-3 km storm-relative helicity: 323 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 KCLE 130056
SVRCLE
OHC007-PAC039-130200-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE CLEVELAND OH
756 PM EST WED NOV 12 2003

THE NATIONAL WEATHER SERVICE IN CLEVELAND HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  ASHTABULA COUNTY IN NORTHEAST OHIO...
  CRAWFORD COUNTY IN NORTHWEST PENNSYLVANIA...

* UNTIL 900 PM EST

* AT 756 PM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM 6 MILES SOUTH OF JEFFERSON...MOVING EAST AT 55
  MPH.

* SOME LOCATIONS NEAR THE PATH OF THIS STORM INCLUDE...
  ANDOVER
  JEFFERSON
  CAMBRIDGE SPRINGS
  CONNEAUTVILLE
  LINESVILLE
  SPARTANSBURG

LARGE HAIL...DAMAGING WINDS...AND HEAVY RAINFALL ARE LIKELY WITH THIS
STORM. TAKE COVER IN A STURDY BUILDING UNTIL THE STORM HAS PASSED.

A TORNADO WATCH IS ALSO IN EFFECT FOR THE WARNED AREA. REMEMBER...
SEVERE THUNDERSTORMS CAN PRODUCE TORNADOES WITH LITTLE OR NO ADVANCE
WARNING.

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

LAT...LON 4170 8008 4158 8076 4174 8081 4185 8036
          4185 7966 4177 7964

$$

The office that day

Everything else NWS Cleveland, OH issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Nov 12, 7:16 PM EST	Tornado Warning	CLE	Stark	44 min
Nov 12, 7:23 PM EST	Severe Thunderstorm Warning	CLE	Holmes	37 min
Nov 12, 7:36 PM EST	Special Marine Warning	CLE		84 min
Nov 12, 7:46 PM EST	Severe Thunderstorm Warning	CLE	Mahoning, Portage	59 min

Nearby

Severe Thunderstorm Warnings in Pennsylvania, 2003 Severe Thunderstorm Warnings in Ohio, 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.