Alert archive / Maine / Severe Thunderstorm Warnings in 2006

Severe Thunderstorm Warning 21, NWS Caribou, ME

July 4, 2006Penobscot County, Maine

NWS Caribou, ME issued this severe thunderstorm warning at Jul 4, 2006, 10:36 AM EDT for Penobscot County, Maine. It was in force for 39 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Jul 4, 2006, 10:36 AM EDT (14:36 UTC)
Expired
Jul 4, 2006, 11:15 AM EDT
In force
39 min
Issued by
NWS Caribou, ME
Area
Counties, with a storm outline in the text

County Penobscot County, ME

The radar

The Caribou radar (KCBW), 98 km from the middle of the area, began a volume at 14:38 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The nearest sounding before it

Caribou, ME (KCAR), launched 12:00Z, 2.6 hours before the alert went out and 176 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 2006-07-04Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 16 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Caribou, ME at 12:00Z on 2006-07-04The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 49 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
16 J/kg
Mixed-layer CIN
-142 J/kg
Mixed-layer LCL
943 m above ground
0-6 km bulk shear
41 kt
0-1 km storm-relative helicity
49 m²/s²
0-3 km storm-relative helicity
141 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.1

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
WUUS51 KCAR 041436
SVRCAR
MEC019-041515-
/O.NEW.KCAR.SV.W.0021.060704T1436Z-060704T1515Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE CARIBOU ME
1036 AM EDT TUE JUL 4 2006

THE NATIONAL WEATHER SERVICE IN CARIBOU MAINE HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  CENTRAL PENOBSCOT COUNTY IN EAST CENTRAL MAINE...

* UNTIL 1115 AM EDT.

* AT 1033 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING PENNY SIZE...HAIL...AND
  DAMAGING WINDS IN EXCESS OF 60 MPH.  THIS STORM WAS LOCATED NEAR
  HOWLAND...AND MOVING NORTHEAST AT 35 MPH.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
  LINCOLN BY 1050 AM EDT...

LAT...LON 4531 6877 4520 6870 4533 6820 4550 6830

$$

BLOOMER
2 follow-up statements
000 
WWUS51 KCAR 041448
SVSCAR

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE CARIBOU ME
1048 AM EDT TUE JUL 4 2006

MEC019-041515-
/O.CON.KCAR.SV.W.0021.000000T0000Z-060704T1515Z/
PENOBSCOT ME-
1048 AM EDT TUE JUL 4 2006

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1115 AM EDT
FOR CENTRAL PENOBSCOT COUNTY...

AT 1042 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED 
TO INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING PENNY SIZE 
HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH.  THIS STORM WAS 
LOCATED NEAR LINCOLN...MOVING NORTHEAST AT 40 MPH.

THE SEVERE THUNDERSTORM WILL BE NEAR...
  LEE BY 1100 AM EDT

THIS IS A DANGEROUS STORM. IF YOU ARE IN ITS PATH...PREPARE
IMMEDIATELY FOR DAMAGING WINDS...DESTRUCTIVE HAIL...AND DEADLY CLOUD
TO GROUND LIGHTNING. PEOPLE OUTSIDE SHOULD MOVE TO A SHELTER...
PREFERABLY INSIDE A STRONG BUILDING BUT AWAY FROM WINDOWS.

LAT...LON 4533 6862 4525 6857 4533 6820 4550 6830

$$

BLOOMER
000 
WWUS51 KCAR 041519
SVSCAR

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE CARIBOU ME
1117 AM EDT TUE JUL 4 2006

MEC019-041527-
/O.EXP.KCAR.SV.W.0021.000000T0000Z-060704T1515Z/
PENOBSCOT ME-
1117 AM EDT TUE JUL 4 2006

...THE SEVERE THUNDERSTORM WARNING FOR CENTRAL PENOBSCOT COUNTY
EXPIRES AT 1115 AM EDT...

THE THUNDERSTORM WHICH PROMPTED THE WARNING HAS MOVED EAST AND 
WEAKENED THUS THE SEVERE THUNDERSTORM WARNING HAS BEEN ALLOWED 
TO EXPIRE. 

LAT...LON 4533 6862 4525 6857 4533 6820 4550 6830

$$

BLOOMER

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 4, 4:52 AM EDTSpecial Weather StatementCAR98 min
Jul 4, 7:51 AM EDTSpecial Weather StatementCAR54 min
Jul 4, 8:27 AM EDTSpecial Weather StatementCARPenobscot63 min
Jul 4, 9:10 AM EDTSpecial Weather StatementCAR65 min
Jul 4, 9:40 AM EDTSpecial Weather StatementCARWaldo65 min
Jul 4, 12:24 PM EDTSpecial Weather StatementCARWashington51 min
Jul 4, 1:30 PM EDTSpecial Weather StatementCARAroostook60 min
Jul 4, 2:21 PM EDTSevere Thunderstorm WarningCARAroostook, Piscataquis54 min
Jul 4, 3:03 PM EDTSpecial Weather StatementCAR57 min
Jul 4, 3:14 PM EDTSevere Thunderstorm WarningCARAroostook61 min
Jul 4, 3:41 PM EDTSpecial Weather StatementCARPiscataquis64 min
Jul 4, 4:16 PM EDTSevere Thunderstorm WarningCARAroostook44 min
Jul 4, 4:46 PM EDTSpecial Weather StatementCAR59 min
Jul 4, 5:46 PM EDTSpecial Weather StatementCARPiscataquis59 min
Jul 4, 5:51 PM EDTFlash Flood WatchCARAroostook, Penobscot, Piscataquis, Somerset5 hr
Jul 4, 6:30 PM EDTSpecial Weather StatementCARAroostook60 min
Jul 4, 7:33 PM EDTSpecial Weather StatementCARPiscataquis57 min
Jul 4, 7:47 PM EDTSpecial Weather StatementCAR58 min

Nearby

Severe Thunderstorm Warnings in Maine, 2006Every severe thunderstorm warning in 2006

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; radar from the NEXRAD Level II archive.