Alert archive / Pennsylvania / Tornado Warnings in 2004

Tornado Warning 1, NWS State College, PA

May 25, 2004Elk County, Pennsylvania

NWS State College, PA issued this tornado warning at May 25, 2004, 7:07 PM EDT for Elk County, Pennsylvania. It was in force for 53 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: May 25, 2004, 7:07 PM EDT (23:07 UTC)
Expired: May 25, 2004, 8:00 PM EDT
In force: 53 min
Issued by: NWS State College, PA
Area: Counties, with a storm outline in the text

County Elk County, PA

The radar

The State College radar (KCCX), 77 km from the middle of the area, began a volume at 23:10 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

Pittsburgh, PA (KPIT), launched 12:00Z, 11.1 hours before the alert went out and 158 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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 1145 m above ground
0-6 km bulk shear: 24 kt
0-1 km storm-relative helicity: 139 m²/s²
0-3 km storm-relative helicity: 131 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.

092 
WFUS51 KCTP 252307
TORCTP
PAC047-260000-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE STATE COLLEGE PA
708 PM EDT TUE MAY 25 2004

THE NATIONAL WEATHER SERVICE IN STATE COLLEGE PA HAS ISSUED A

* TORNADO WARNING FOR...
  ELK COUNTY IN NORTH CENTRAL PENNSYLVANIA

* UNTIL 800 PM EDT

* AT 705 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM WITH STRONG ROTATION NEAR RIDGWAY...MOVING EAST
  AT 20 MPH. THIS DANGEROUS STORM COULD PRODUCE A TORNADO AT ANY
  TIME.

* THE TORNADO IS EXPECTED TO BE NEAR...
  WILCOX AROUND 710 PM EDT...
  RIDGWAY AND JOHNSONBURG AROUND 715 PM EDT...
  BRANDY CAMP AND EAST BRANCH DAM AND BROCKPORT AROUND 725 PM EDT...
  ST. MARYS AROUND 735 PM EDT...
  FORCE AROUND 755 PM EDT...
  MEDIX RUN AND BENEZETTE AROUND 800 PM EDT...

FOR YOUR PROTECTION FROM THE DAMAGING WINDS OF A TORNADO...GO TO A
BASEMENT OR A SMALL INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR HOME OR
BUSINESS.

IF YOU ARE IN A MOBILE HOME OR A VEHICLE...EVACUATE THEM AND GET
INSIDE A STURDY SHELTER. IF NO SHELTER IS AVAILABLE...LIE FLAT IN THE
NEAREST DITCH OR OTHER LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS.

IF YOU ARE CAUGHT OUTSIDE...SEEK SHELTER IN A NEARBY REINFORCED
BUILDING. AS A LAST RESORT...SEEK SHELTER IN A CULVERT...DITCH OR LOW
SPOT AND COVER YOUR HEAD WITH YOUR HANDS.

PLEASE REPORT HAIL...STRONG WINDS OR WIND DAMAGE TO THE NATIONAL
WEATHER SERVICE BY CALLING TOLL FREE...1-877-633-6772.

LAT...LON 4122 7875 4120 7866 4126 7866 4124 7824
          4139 7826 4141 7843 4163 7843 4163 7895
          4144 7895 4144 7910 4136 7909 4135 7897

LAMBERT

$$

The office that day

Everything else NWS State College, PA issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
May 25, 4:05 PM EDT	Severe Thunderstorm Warning	CTP	Bedford, Huntingdon	40 min
May 25, 4:05 PM EDT	Severe Thunderstorm Warning	CTP	Cambria	85 min
May 25, 4:13 PM EDT	Severe Thunderstorm Warning	CTP	Fulton	47 min
May 25, 4:23 PM EDT	Severe Thunderstorm Warning	CTP	Blair	52 min
May 25, 4:37 PM EDT	Severe Thunderstorm Warning	CTP	Cumberland	38 min
May 25, 4:52 PM EDT	Severe Thunderstorm Warning	CTP	Bedford	53 min
May 25, 5:21 PM EDT	Severe Thunderstorm Warning	CTP	Franklin	39 min
May 25, 7:02 PM EDT	Severe Thunderstorm Warning	CTP	Elk	58 min

Nearby

Tornado Warnings in Pennsylvania, 2004 Every tornado warning in 2004 Tornadoes in 2004

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.