Alert archive / Maine / Severe Thunderstorm Warnings in 2006

Severe Thunderstorm Warning 79, NWS Caribou, ME

July 28, 2006Hancock County, Maine

NWS Caribou, ME issued this severe thunderstorm warning at Jul 28, 2006, 6:59 PM EDT for Hancock County, Maine. It was in force for 46 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 28, 2006, 6:59 PM EDT (22:59 UTC)
Expired: Jul 28, 2006, 7:45 PM EDT
In force: 46 min
Issued by: NWS Caribou, ME
Area: Counties, with a storm outline in the text

County Hancock County, ME

The radar

The Portland,ME radar (KGYX), 168 km from the middle of the area, began a volume at 23:02 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

Gray, ME (KGYX), launched 12:00Z, 11.0 hours before the alert went out and 168 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: 209 J/kg
Mixed-layer CIN: -112 J/kg
Mixed-layer LCL: 1284 m above ground
0-6 km bulk shear: 29 kt
0-1 km storm-relative helicity: 32 m²/s²
0-3 km storm-relative helicity: 41 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.1

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 28, 4:18 PM EDT, 2 hours 41 minutes earlier.

Area forecast discussion, Jul 28, 4:18 PM EDT, 2 hours 41 minutes before

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Hazardous weather outlook, Jul 28, 4:40 PM EDT, 2 hours 19 minutes before

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In the hours before

Special weather statement, Jul 28, 1:55 PM EDT, 5 hours 4 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE CARIBOU ME
155 PM EDT FRI JUL 28 2006

MEZ004>006-010-011-015>017-029>032-281900-

AROOSTOOK...PISCATAQUIS...PENOBSCOT...WASHINGTON AND HANCOCK
COUNTIES...

155 PM EDT FRI JUL 28 2006

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

AT 155 PM EDT...DOPPLER RADAR INDICATED AN INCREASING AREA OF
SHOWERS AND THUNDERSTORMS MOVING FROM SOUTHWESTERN MAINE INTO
DOWNEAST MAINE. SHOWERS AND THUNDERSTORMS ARE EXPECTED TO BECOME
MORE WIDESPREAD DURING THE COURSE OF THE AFTERNOON AND CONTINUE INTO
THIS EVENING. VERY HEAVY DOWNPOURS...WITH SOME PONDING IN LOW LYING
AREAS...AND FREQUENT CLOUD TO GROUND LIGHTNING CAN ACCOMPANY THESE
STORMS.

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 4563 6997 4420 6921 4486 6697 4610 6768

BLOOMER

Special weather statement, Jul 28, 2:48 PM EDT, 4 hours 11 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE CARIBOU ME
248 PM EDT FRI JUL 28 2006

MEZ015-016-281945-

HANCOCK AND PENOBSCOT COUNTIES...

248 PM EDT FRI JUL 28 2006

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

AT 246 PM EDT...DOPPLER WEATHER RADAR INDICATED A THUNDERSTORM WITH
GUSTY WINDS OVER CLIFTON. THE STORM WAS MOVING EAST AT 20
MPH.

LOCATIONS LIKELY TO BE AFFECTED THROUGH 345 PM EDT INCLUDE...
    SOUTHERN PENOBSCOT AND CENTRAL HANCOCK COUNTIES

THIS STORM HAS THE POTENTIAL TO PRODUCE...
    STRONG AND GUSTY WINDS...UP TO 50 MILES AN HOUR...
    VERY HEAVY RAINFALL...WITH LOCALIZED FLOODING POSSIBLE...
    DEADLY CLOUD-TO-GROUND LIGHTNING...5 TO 10 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.

HEAVY RAINS MAY FLOOD LOW LYING AREAS SUCH AS DITCHES AND
UNDERPASSES. AVOID THESE AREAS AND DO NOT CROSS FLOODED ROADS AS THEY
MAY BE WASHED OUT.

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 4489 6882 4469 6882 4468 6821 4494 6830

LERICOS

Special weather statement, Jul 28, 3:52 PM EDT, 3 hours 7 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE CARIBOU ME
352 PM EDT FRI JUL 28 2006

MEZ010-015-031-282200-
CENTRAL PISCATAQUIS-SOUTHERN PENOBSCOT-SOUTHERN PISCATAQUIS-
INCLUDING THE CITIES OF...GREENVILLE...MONSON...BLANCHARD...
BANGOR...BREWER...ORONO...OLD TOWN...DOVER-FOXCROFT...MILO...
GUILFORD
352 PM EDT FRI JUL 28 2006

...HEAVY TO TORRENTIAL DOWPOURS CAN BE EXPECTED WITH SCATTERED
THUNDERSTORMS LATE THIS AFTERNOON ACROSS PORTIONS OF THE CENTRAL
HIGHLANDS AND WESTERN DOWNEAST MAINE...

DOPPLER RADAR CONTINUES TO INDICATE SCATTERED THUNDERSTORMS LATE
THIS AFTERNOON ACROSS SOUHWEST PISCATAQUIS AND SOUTHWEST PENOBSCOT
COUNTIES CAPABLE OF PRODUCING UP TO 1.0 TO 1.5 INCHES OF RAIN PER
HOUR. MOTORISTS SHOULD BE ALERT FOR REDUCED VISIBILITIES IN THESE
STORMS AS WELL AS PONDING OF WATER ON SOME ROADWAYS. IN ADDITION
TO INTENSE RAINFALL...A FEW STORMS MAY BE ACCOMPANIED BY FREQUENT
CLOUD TO GROUND LIGHTNING.

IF YOU ENCOUNTER FLOODED ROADWAYS...TURN AROUND DONT DROWN
REPORT ANY FLOODING TO LAW ENFORCEMENT AGENCIES WHO WILL RELAY
YOUR REPORT TO THE NATIONAL WEATHER SERVICE OFFICE IN CARIBOU.

VJN

Special weather statement, Jul 28, 6:00 PM EDT, 59 minutes before

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Special weather statement, Jul 28, 6:44 PM EDT, 15 minutes before

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The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 27, 8:13 PM EDT	Flash Flood Warning	CAR	Aroostook	107 min
Jul 27, 8:18 PM EDT	Special Weather Statement	CAR	Aroostook	57 min
Jul 27, 8:47 PM EDT	Special Weather Statement	CAR		58 min
Jul 27, 9:22 PM EDT	Special Weather Statement	CAR	Aroostook	58 min
Jul 27, 10:12 PM EDT	Special Weather Statement	CAR		63 min
Jul 28, 12:02 AM EDT	Special Weather Statement	CAR	Aroostook	58 min
Jul 28, 1:14 PM EDT	Flash Flood Watch	CAR	Aroostook, Hancock, Penobscot, Piscataquis, Somerset, Washington	14 hr
Jul 28, 1:55 PM EDT	Special Weather Statement	CAR	Hancock, Penobscot, Waldo, Washington	65 min
Jul 28, 2:06 PM EDT	Severe Thunderstorm Warning	CAR	Hancock, Penobscot	39 min
Jul 28, 2:48 PM EDT	Special Weather Statement	CAR	Hancock	57 min
Jul 28, 2:51 PM EDT	Flash Flood Warning	CAR	Hancock, Penobscot	4 hr
Jul 28, 6:44 PM EDT	Special Weather Statement	CAR	Hancock	61 min
Jul 28, 7:24 PM EDT	Special Marine Warning	CAR		66 min
Jul 28, 7:50 PM EDT	Special Weather Statement	CAR	Hancock	55 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.