Alert archive / Pennsylvania / Severe Thunderstorm Warnings in 1992

Severe Thunderstorm Warning 25, NWS State College, PA

July 15, 1992Monroe County, Pennsylvania

NWS State College, PA issued this severe thunderstorm warning at Jul 15, 1992, 4:02 PM EDT for Monroe County, Pennsylvania. It was in force for 28 min.

The area

The counties it named.

The facts

Issued
Jul 15, 1992, 4:02 PM EDT (20:02 UTC)
Expired
Jul 15, 1992, 4:30 PM EDT
In force
28 min
Issued by
NWS State College, PA
Area
Whole counties

County Monroe County, PA

The nearest sounding before it

Atlantic City In, NJ (KACY), launched 12:00Z, 8.0 hours before the alert went out and 192 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, Atlantic City In, NJ at 12:00Z on 1992-07-15Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1693 joules per kilogram.LCLLFCEL10008507005003002001001 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, Atlantic City In, NJ at 12:00Z on 1992-07-15The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -3 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
1693 J/kg
Mixed-layer CIN
-56 J/kg
Mixed-layer LCL
1217 m above ground
0-6 km bulk shear
34 kt
0-1 km storm-relative helicity
-3 m²/s²
0-3 km storm-relative helicity
78 m²/s²
Significant tornado parameter
0.2
Supercell composite
0.7

Open this sounding in Storm Lab

The text

The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 15, 3:22 PM EDTSevere Thunderstorm WarningCTPCarbon38 min
Jul 15, 3:37 PM EDTSevere Thunderstorm WarningCTPCarbon38 min
Jul 15, 3:49 PM EDTSevere Thunderstorm WarningCTPCarbon, Monroe26 min
Jul 15, 4:21 PM EDTSevere Thunderstorm WarningCTPMonroe39 min
Jul 15, 4:44 PM EDTSevere Thunderstorm WarningCTPDauphin61 min
Jul 15, 5:08 PM EDTSevere Thunderstorm WarningCTPLebanon67 min
Jul 15, 5:49 PM EDTSevere Thunderstorm WarningCTPBerks26 min
Jul 15, 5:58 PM EDTSevere Thunderstorm WarningCTPLancaster62 min
Jul 15, 5:59 PM EDTSevere Thunderstorm WarningCTPMonroe, Northampton31 min

Nearby

Severe Thunderstorm Warnings in Pennsylvania, 1992Every severe thunderstorm warning in 1992

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.