Alert archive / Maine / Severe Thunderstorm Warnings in 2006

Severe Thunderstorm Warning 40, NWS Caribou, ME

July 11, 2006Aroostook County, Maine

NWS Caribou, ME issued this severe thunderstorm warning at Jul 11, 2006, 2:25 PM EDT for Aroostook County, Maine. It was in force for 65 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: Jul 11, 2006, 2:25 PM EDT (18:25 UTC)
Expired: Jul 11, 2006, 3:30 PM EDT
In force: 65 min
Issued by: NWS Caribou, ME
Area: Counties, with a storm outline in the text

County Aroostook County, ME

The radar

The Caribou radar (KCBW), 92 km from the middle of the area, began a volume at 18:25 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, 6.4 hours before the alert went out and 51 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 992 m above ground
0-6 km bulk shear: 20 kt
0-1 km storm-relative helicity: 59 m²/s²
0-3 km storm-relative helicity: 87 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

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 Caribou, ME wrote its last area forecast discussion before this severe thunderstorm warning went out at Jul 11, 10:44 AM EDT, 3 hours 41 minutes earlier.

Area forecast discussion, Jul 11, 10:44 AM EDT, 3 hours 41 minutes before

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Hazardous weather outlook, Jul 11, 9:36 AM EDT, 4 hours 49 minutes before

HAZARDOUS WEATHER OUTLOOK...UPDATED
NATIONAL WEATHER SERVICE CARIBOU ME
936 AM EDT TUE JUL 11 2006

ANZ050-MEZ001>006-010-011-015>017-029>032-121345-
COASTAL WATERS FROM EASTPORT ME TO STONINGTON ME OUT 25 NM-
NORTHWEST AROOSTOOK-NORTHEAST AROOSTOOK-NORTHERN SOMERSET-
NORTHERN PISCATAQUIS-NORTHERN PENOBSCOT-SOUTHEAST AROOSTOOK-
CENTRAL PISCATAQUIS-CENTRAL PENOBSCOT-SOUTHERN PENOBSCOT-
INTERIOR HANCOCK-CENTRAL WASHINGTON-COASTAL HANCOCK-
COASTAL WASHINGTON-SOUTHERN PISCATAQUIS-NORTHERN WASHINGTON-
936 AM EDT TUE JUL 11 2006

THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTHERN AND EASTERN MAINE.

.DAY ONE...THIS AFTERNOON AND TONIGHT

ANOTHER ROUND OF THUNDERSTORMS CAN BE EXPECTED TO DEVELOP LATER
THIS MORNING AND CONTINUE RIGHT THROUGH THE EVENING HOURS. STORMS
WILL DEVELOP OVER WESTERN AND CENTRAL AREAS BY AROUND NOONTIME AND
THEN DEVELOP ACROSS NORTHERN AREAS THIS AFTERNOON. THUNDERSTORMS
COULD BECOME SEVERE IN SOME LOCATIONS WITH THE MAIN SEVERE WEATHER
THREAT BEING LARGE HAIL. STRONG WIND GUSTS ARE POSSIBLE AS WELL.

IN ADDITION TO THE POTENTIAL FOR SEVERE WEATHER WILL BE THE THREAT
FOR FLASH FLOODING AS THUNDERSTORMS WILL REDEVELOP WITH SLOW
FORWARD MOVEMENT.

.DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY

NO HAZARDOUS WEATHER IS ANTICIPATED AT THIS TIME.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION WILL BE NEEDED THIS AFTERNOON INTO THE EVENING.
AREA WEATHER SPOTTERS AND AMATEUR RADIO OPERATORS ARE ENCOURAGED
TO RELAY ANY SEVERE REPORTS OR FLOODING TO THE NATIONAL WEATHER
SERVICE IN CARIBOU.

HEWITT

In the hours before

Special weather statement, Jul 11, 11:55 AM EDT, 2 hours 30 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE CARIBOU ME
1155 AM EDT TUE JUL 11 2006

MEZ001-003-004-010-111730-
AROOSTOOK...SOMERSET AND PISCATAQUIS COUNTIES...
1155 AM EDT TUE JUL 11 2006

...THE NATIONAL WEATHER SERVICE OFFICE IN CARIBOU HAS ISSUED SPECIAL
WEATHER INFORMATION FOR PERSONS IN...AROOSTOOK...SOMERSET AND
PISCATAQUIS COUNTIES...

AT 1150 AM EDT...DOPPLER WEATHER RADAR INDICATED THUNDERSTORMS WITH
GUSTY WINDS AND SMALL HAIL DEVELOPING ACROSS NORTHWESTER AROOSTOOK
AND SOMERSET COUNTIES. THESE STORMS WERE MOVING SLOWLY NORTHEASTWARD.
OTHER THUNDERSTORMS ARE EXPECTED TO DEVELOP OVER THE REGION THROUGH
130 PM EDT AND MOVE SLOWLY NORTHEAST THROUGH NORTHERN PISCATAQUIS
COUNTY.

LOCATIONS LIKELY TO BE AFFECTED THROUGH 130 PM EDT INCLUDE...

IN NORTHWESTERN PISCATAQUIS COUNTY...

CHURCHILL DAM...   CHAMBERLAIN LAKE...

IN NORTHERN SOMERSET COUNTY...

BILLY JACK DEPOT...

IN NORTHWESTERN AROOSTOOK COUNTY...

DAQUAAM...    SAINT PAMPHILE...  NINE MILE BRIDGE...

ESTCOURT STATION...

THESE STORMS HAVE THE POTENTIAL TO PRODUCE...
    HAIL...THE SIZE OF PEAS...
    STRONG AND GUSTY WINDS...UP TO 50 MILES AN HOUR...
    HEAVY RAINFALL...WITH SOME PONDING IN LOW LYING AREAS...
    DEADLY CLOUD-TO-GROUND LIGHTNING...UP TO 4 STRIKES PER MINUTE...

IF THREATENING SKIES APPROACH YOUR AREA...TAKE COVER IN A SHELTER OR
BUILDING. STRONG THUNDERSTORMS CAN QUICKLY BECOME SEVERE...PRODUCING
DESTRUCTIVE HAIL...DAMAGING WINDS...DEADLY LIGHTNING...AND VERY HEAVY
RAIN.

REPORT WEATHER RELATED DAMAGE TO THE NEAREST LAW ENFORCEMENT AGENCY
OR YOUR COUNTY EMERGENCY MANAGEMENT. THEY WILL RELAY YOUR REPORT TO
THE NATIONAL WEATHER SERVICE FORECAST OFFICE IN CARIBOU.

LAT...LON 4606 7041 4571 6959 4721 6843 4745 6922

HEWITT

Special weather statement, Jul 11, 12:43 PM EDT, 1 hour 42 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE CARIBOU ME
1243 PM EDT TUE JUL 11 2006

MEZ001-002-111800-

AROOSTOOK COUNTY...

1243 PM EDT TUE JUL 11 2006

...THE NATIONAL WEATHER SERVICE OFFICE IN CARIBOU HAS ISSUED SPECIAL
WEATHER INFORMATION FOR PERSONS IN...AROOSTOOK COUNTY...

AT 1237 PM EDT...DOPPLER WEATHER RADAR INDICATED THUNDERSTORMS WITH
GUSTY WINDS NEAR WALLAGRASS AND ABOUT 3 MILES EAST OF WINTERVILLE. THESE STORMS
WERE MOVING NORTHEAST AT 10 MPH.

LOCATIONS LIKELY TO BE AFFECTED THROUGH 200 PM EDT INCLUDE...
    EAGLE LAKE...         FRENCHVILLE...        VAN BUREN...

THIS STORM HAS THE POTENTIAL TO PRODUCE...
    HAIL...THE SIZE OF PEAS...
    STRONG AND GUSTY WINDS...UP TO 50 MILES AN HOUR...
    HEAVY RAINFALL...WITH SOME PONDING IN LOW LYING AREAS...
    DEADLY CLOUD-TO-GROUND LIGHTNING...UP TO 4 STRIKES PER MINUTE...

IF THREATENING SKIES APPROACH YOUR AREA...TAKE COVER IN A SHELTER OR
BUILDING. STRONG THUNDERSTORMS CAN QUICKLY BECOME SEVERE...PRODUCING
DESTRUCTIVE HAIL...DAMAGING WINDS...DEADLY LIGHTNING...AND VERY HEAVY
RAIN.

REPORT WEATHER RELATED DAMAGE TO THE NEAREST LAW ENFORCEMENT AGENCY
OR YOUR COUNTY EMERGENCY MANAGEMENT. THEY WILL RELAY YOUR REPORT TO
THE NATIONAL WEATHER SERVICE FORECAST OFFICE IN CARIBOU.

LAT...LON 4715 6888 4665 6873 4705 6778 4738 6825

WEITLICH

Special weather statement, Jul 11, 1:42 PM EDT, 43 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE CARIBOU ME
142 PM EDT TUE JUL 11 2006

MEZ001-111845-

AROOSTOOK COUNTY...

142 PM EDT TUE JUL 11 2006

...THE NATIONAL WEATHER SERVICE OFFICE IN CARIBOU HAS ISSUED SPECIAL
WEATHER INFORMATION FOR PERSONS IN...AROOSTOOK COUNTY...

AT 136 PM EDT...DOPPLER WEATHER RADAR INDICATED THUNDERSTORMS WITH
GUSTY WINDS 10 MILES NORTH OF NINE-MILE BRIDGE. THESE STORMS WERE MOVING
NORTHEAST AT 15 MPH.

LOCATIONS LIKELY TO BE AFFECTED THROUGH 245 PM EDT INCLUDE...
  REMOTE AREAS OF NORTHWESTERN AROOSTOOK COUNTY

THESE STORMS HAVE THE POTENTIAL TO PRODUCE...
    HAIL...THE SIZE OF PEAS...
    STRONG AND GUSTY WINDS...UP TO 50 MILES AN HOUR...
    HEAVY RAINFALL...WITH SOME PONDING IN LOW LYING AREAS...
    DEADLY CLOUD-TO-GROUND LIGHTNING...UP TO 4 STRIKES PER MINUTE...

IF THREATENING SKIES APPROACH YOUR AREA...TAKE COVER IN A SHELTER OR
BUILDING. STRONG THUNDERSTORMS CAN QUICKLY BECOME SEVERE...PRODUCING
DESTRUCTIVE HAIL...DAMAGING WINDS...DEADLY LIGHTNING...AND VERY HEAVY
RAIN.

REPORT WEATHER RELATED DAMAGE TO THE NEAREST LAW ENFORCEMENT AGENCY
OR YOUR COUNTY EMERGENCY MANAGEMENT. THEY WILL RELAY YOUR REPORT TO
THE NATIONAL WEATHER SERVICE FORECAST OFFICE IN CARIBOU.

LAT...LON 4660 7000 4658 6934 4711 6880 4740 6924

WEITLICH

Special weather statement, Jul 11, 2:02 PM EDT, 23 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE CARIBOU ME
202 PM EDT TUE JUL 11 2006

MEZ005-010-011-015-031-111915-
PISCATAQUIS AND PENOBSCOT COUNTIES...
202 PM EDT TUE JUL 11 2006

...THE NATIONAL WEATHER SERVICE OFFICE IN CARIBOU HAS ISSUED SPECIAL
WEATHER INFORMATION FOR PERSONS IN...PISCATAQUIS AND PENOBSCOT
COUNTIES...

AT 158 PM EDT...DOPPLER WEATHER RADAR INDICATED THUNDERSTORMS WITH
GUSTY WINDS. THESE STORMS WERE MOVING NORTHEAST AT 15 MPH.

LOCATIONS LIKELY TO BE AFFECTED THROUGH 315 PM EDT INCLUDE...
    BROWNVILLE JUNCTION...   MILLINOCKET...
    MILO...   LAGRANGE...   SEBOEIS...

THESE STORMS HAVE THE POTENTIAL TO PRODUCE...
    HAIL...THE SIZE OF PEAS...
    STRONG AND GUSTY WINDS...UP TO 50 MILES AN HOUR...
    HEAVY RAINFALL...WITH SOME PONDING IN LOW LYING AREAS...
    DEADLY CLOUD-TO-GROUND LIGHTNING...UP TO 4 STRIKES PER MINUTE...

IF THREATENING SKIES APPROACH YOUR AREA...TAKE COVER IN A SHELTER OR
BUILDING. STRONG THUNDERSTORMS CAN QUICKLY BECOME SEVERE...PRODUCING
DESTRUCTIVE HAIL...DAMAGING WINDS...DEADLY LIGHTNING...AND VERY HEAVY
RAIN.

REPORT WEATHER RELATED DAMAGE TO THE NEAREST LAW ENFORCEMENT AGENCY
OR YOUR COUNTY EMERGENCY MANAGEMENT. THEY WILL RELAY YOUR REPORT TO
THE NATIONAL WEATHER SERVICE FORECAST OFFICE IN CARIBOU.

LAT...LON 4526 6957 4490 6887 4579 6858

WEITLICH

The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 11, 11:55 AM EDT	Special Weather Statement	CAR		95 min
Jul 11, 12:43 PM EDT	Special Weather Statement	CAR	Aroostook	77 min
Jul 11, 1:42 PM EDT	Special Weather Statement	CAR		63 min
Jul 11, 2:02 PM EDT	Special Weather Statement	CAR	Penobscot	73 min
Jul 11, 3:13 PM EDT	Special Weather Statement	CAR	Penobscot	62 min
Jul 11, 3:50 PM EDT	Special Weather Statement	CAR	Aroostook	55 min
Jul 11, 3:58 PM EDT	Flash Flood Warning	CAR	Aroostook	3 hr
Jul 11, 4:00 PM EDT	Special Weather Statement	CAR	Piscataquis	60 min
Jul 11, 4:34 PM EDT	Severe Thunderstorm Warning	CAR	Aroostook	56 min
Jul 11, 4:57 PM EDT	Special Weather Statement	CAR	Piscataquis	78 min
Jul 11, 5:05 PM EDT	Special Weather Statement	CAR	Aroostook	55 min
Jul 11, 5:38 PM EDT	Special Weather Statement	CAR	Hancock	67 min
Jul 11, 5:43 PM EDT	Severe Thunderstorm Warning	CAR	Aroostook	62 min
Jul 11, 5:53 PM EDT	Severe Thunderstorm Warning	CAR	Aroostook	37 min
Jul 11, 6:18 PM EDT	Special Marine Warning	CAR		57 min
Jul 11, 6:46 PM EDT	Special Weather Statement	CAR	Washington	59 min
Jul 11, 6:58 PM EDT	Special Weather Statement	CAR	Aroostook	62 min
Jul 11, 7:07 PM EDT	Severe Thunderstorm Warning	CAR	Aroostook	38 min
Jul 11, 7:45 PM EDT	Special Weather Statement	CAR	Washington	60 min

Nearby

Severe Thunderstorm Warnings in Maine, 2006 Every 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.