Alert archive / Maine / Severe Thunderstorm Warnings in 2001

Severe Thunderstorm Warning 42, NWS Gray, ME

August 8, 2001Kennebec County, Somerset County, Maine

NWS Gray, ME issued this severe thunderstorm warning at Aug 8, 2001, 11:30 PM EDT for Kennebec County, Somerset County, Maine. It was in force for 45 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Aug 8, 2001, 11:30 PM EDT (03:30 UTC)
Expired
Aug 9, 2001, 12:15 AM EDT
In force
45 min
Issued by
NWS Gray, ME
Area
Whole counties

Counties Kennebec County, ME, Somerset County, ME

The nearest sounding before it

Gray, ME (KGYX), launched 00:00Z, 3.5 hours before the alert went out and 123 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, Gray, ME at 00:00Z on 2001-08-09Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 738 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, Gray, ME at 00:00Z on 2001-08-09The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 184 square meters per square second.19395878Sfc1 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
738 J/kg
Mixed-layer CIN
-139 J/kg
Mixed-layer LCL
1478 m above ground
0-6 km bulk shear
34 kt
0-1 km storm-relative helicity
184 m²/s²
0-3 km storm-relative helicity
270 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.3

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.

What forecasters said that day

The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Gray, ME wrote its last area forecast discussion before this severe thunderstorm warning went out at Aug 8, 8:30 PM EDT, 3 hours earlier.

Area forecast discussion, Aug 8, 8:30 PM EDT, 3 hours before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE GRAY ME
830 PM EDT WED AUG 8 2001

ISSUED A QUICK UPDATE TO ADD SCATTERED THUNDERSTORMS TO THE
OVERNIGHT FORECAST.  ALSO INCREASED SKY COVER TO MOSTLY CLOUDY AND
REMOVED MENTION OF PATCHY FOG.

FCSTID = 7

.GYX...
ME...NONE.
NH...NONE.

WHEELER

The office that day

Everything else NWS Gray, ME issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Aug 8, 8:15 PM EDTSevere Thunderstorm WarningGYXFranklin, Somerset30 min
Aug 8, 9:20 PM EDTSevere Thunderstorm WarningGYXKennebec, Somerset, Waldo25 min

Nearby

Severe Thunderstorm Warnings in Maine, 2001Every severe thunderstorm warning in 2001

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.