Alert archive / Pennsylvania / Severe Thunderstorm Warnings in 2000

Severe Thunderstorm Warning 5, NWS State College, PA

March 25, 2000Cumberland County, Pennsylvania

NWS State College, PA issued this severe thunderstorm warning at Mar 25, 2000, 4:53 PM EST for Cumberland County, Pennsylvania. It was in force for 37 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline the Iowa Environmental Mesonet reconstructed for it; the warning itself named whole counties.

The facts

Issued
Mar 25, 2000, 4:53 PM EST (21:53 UTC)
Expired
Mar 25, 2000, 5:30 PM EST
In force
37 min
Issued by
NWS State College, PA
Area
Whole counties; the outline is the Mesonet’s reconstruction

County Cumberland County, PA

The nearest sounding before it

Washington/Dulle, VA (KIAD), launched 12:00Z, 9.9 hours before the alert went out and 142 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, Washington/Dulle, VA at 12:00Z on 2000-03-25Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Washington/Dulle, VA at 12:00Z on 2000-03-25The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 157 square meters per square second.193958Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1348 m above ground
0-6 km bulk shear
23 kt
0-1 km storm-relative helicity
157 m²/s²
0-3 km storm-relative helicity
160 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.

190 
WUUS51 KCTP 252153
SVRCTP
PAC041-252230-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE STATE COLLEGE PA
453 PM EST SAT MAR 25 2000

THE NATIONAL WEATHER SERVICE IN STATE COLLEGE PA HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  NORTHERN CUMBERLAND COUNTY.

* UNTIL 530 PM EST.

* AT 448 PM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM 10 MILES NORTHEAST OF SHIPPENSBURG...OR ABOUT
  OVER NEWVILLE...MOVING EAST AT 40 MPH.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
  CARLISLE...SCHLUSSER AT 505 PM EST.
  BOILING SPRINGS AT 510 PM EST.
  MECHANICSBURG AT 520 PM EST.
  ENOLA...SHIREMANSTOWN AT 525 PM EST.

THIS IS A DANGEROUS STORM. STAY INDOORS AWAY FROM WINDOWS.

.END/ ONDREJIK

LAT...LON 4027 7749 4009 7749 4016 7692 4031 7694

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 25, 2:53 PM ESTSevere Thunderstorm WarningCTPSomerset37 min
Mar 25, 3:09 PM ESTSevere Thunderstorm WarningCTPCentre51 min
Mar 25, 4:18 PM ESTSevere Thunderstorm WarningCTPClearfield27 min
Mar 25, 4:34 PM ESTSevere Thunderstorm WarningCTPLycoming41 min
Mar 25, 4:55 PM ESTSevere Thunderstorm WarningCTPJuniata, Snyder35 min
Mar 25, 5:10 PM ESTSevere Thunderstorm WarningCTPLycoming50 min
Mar 25, 5:18 PM ESTSevere Thunderstorm WarningCTPDauphin, Lebanon42 min

Nearby

Severe Thunderstorm Warnings in Pennsylvania, 2000Every severe thunderstorm warning in 2000

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.