Alert archive / Maine / Severe Thunderstorm Warnings in 1992

Severe Thunderstorm Warning 28, NWS Gray, ME

July 19, 1992York County, Maine

NWS Gray, ME issued this severe thunderstorm warning at Jul 19, 1992, 5:57 PM EDT for York County, Maine. It was in force for 63 min.

The area

The counties it named.

The facts

Issued
Jul 19, 1992, 5:57 PM EDT (21:57 UTC)
Expired
Jul 19, 1992, 7:00 PM EDT
In force
63 min
Issued by
NWS Gray, ME
Area
Whole counties

County York County, ME

The nearest sounding before it

Albany, NY (KALB), launched 12:00Z, 10.0 hours before the alert went out and 270 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, Albany, NY at 12:00Z on 1992-07-19Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 363 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, Albany, NY at 12:00Z on 1992-07-19The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -12 square meters per square second.1939587897Sfc1 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
363 J/kg
Mixed-layer CIN
-53 J/kg
Mixed-layer LCL
887 m above ground
0-6 km bulk shear
45 kt
0-1 km storm-relative helicity
-12 m²/s²
0-3 km storm-relative helicity
28 m²/s²
Significant tornado parameter
-0.0
Supercell composite
-0.1

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 Gray, ME issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jul 19, 5:36 PM EDTSevere Thunderstorm WarningGYXWaldo69 min

Nearby

Severe Thunderstorm Warnings in Maine, 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.