Alert archive / Maine / Severe Thunderstorm Watches in 2002

Severe Thunderstorm Watch 361

May 31, 20028 counties in Maine

The Storm Prediction Center issued this severe thunderstorm watch at May 31, 2002, 4:15 PM EDT for 8 counties in Maine. It was in force for 6 hr.

The area

The outline as issued.

The facts

Issued
May 31, 2002, 4:15 PM EDT (20:15 UTC)
Expired
May 31, 2002, 10:00 PM EDT
In force
6 hr
Issued by
the Storm Prediction Center

Counties Androscoggin County, ME, Aroostook County, ME, Hancock County, ME, Kennebec County, ME, Penobscot County, ME, Piscataquis County, ME, Somerset County, ME, Waldo County, ME

Warnings issued inside it

3 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.

IssuedProductOfficeCountiesLasted
May 31, 4:40 PM EDTSevere Thunderstorm WarningGYXAndroscoggin, Cumberland, Franklin, Kennebec, Oxford, Somerset and 1 more65 min
May 31, 4:56 PM EDTSevere Thunderstorm WarningCARPiscataquis49 min
May 31, 5:46 PM EDTSevere Thunderstorm WarningCARPiscataquis29 min

The nearest sounding before it

Caribou, ME (KCAR), launched 12:00Z, 8.3 hours before the alert went out and 187 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, Caribou, ME at 12:00Z on 2002-05-31Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 13 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, Caribou, ME at 12:00Z on 2002-05-31The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 80 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
13 J/kg
Mixed-layer CIN
-78 J/kg
Mixed-layer LCL
665 m above ground
0-6 km bulk shear
30 kt
0-1 km storm-relative helicity
80 m²/s²
0-3 km storm-relative helicity
140 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

SPC that day

Everything else SPC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 31, 2:15 PM EDTSevere Thunderstorm WatchSPCOxford, York6 hr

Nearby

Severe Thunderstorm Watches in Maine, 2002Every severe thunderstorm watch in 2002

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.