Thunderstorms developed during the afternoon in advance of a slow moving cold front crossing the region. An isolated severe thunderstorm produced damaging winds in southeast Aroostook county.
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Deaths and injuries are direct and indirect together, as the offices filed them. Damage is property and crops in the dollars of the year, not adjusted for inflation, and only where an office estimated it.
The episode as NWS CAR wrote it up.
Thunderstorms developed during the afternoon in advance of a slow moving cold front crossing the region. An isolated severe thunderstorm produced damaging winds in southeast Aroostook county.
The local office's own words before the first event, 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 the first event at Jun 22, 2:04 PM EST, 1 hour 1 minute earlier.
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE CARIBOU ME 304 PM EDT FRI JUN 22 2012 .SYNOPSIS... A COLD FRONT CARRYING A LINE OF THUNDERSTORMS EASTWARD WILL PUSH ACROSS EASTERN MAINE THIS EVENING. LOW PRESSURE WILL FORM IN THE GULF OF MAINE ON SATURDAY AND TRACK NORTHEAST INTO NEW BRUNSWICK SATURDAY NIGHT. HIGH PRESSURE WILL BRIEFLY RETURN LATE SUNDAY BEFORE A LARGER AREA OF LOW PRESSURE APPROACHES ON MONDAY. && .NEAR TERM /THROUGH SATURDAY/... THE COLD FRONT CROSSING THE AREA WILL CONTINUE TO PRODUCE SHOWERS AND THUNDERSTORMS...MAINLY IN EASTERN AREAS THIS EVENING. HEAVY DOWNPOURS...GUSTY WIND AND SMALL HAIL WILL CONTINUE TO BE POSSIBLE WITH THESE STORMS. THE STORMS ARE EXPECTED TO MOVE EAST OF THE REGION AND DECREASE IN INTENSITY LATER THIS EVENING. A TROUGH OF LOW PRESSURE MOVING INTO THE NORTHEAST LATER TONIGHT INTO SATURDAY MORNING WILL FORM SECONDARY LOW PRESSURE IN THE GULF OF MAINE ON SATURDAY. THE TROUGH IN COMBINATION WITH LOW PRESSURE LIFTING NORTHEAST THROUGH THE GULF OF MAINE WILL SUPPORT SHOWERS AND SOME EMBEDDED THUNDERSTORMS MAINLY OVER CENTRAL AND DOWNEAST AREAS DURING THE AFTERNOON ON SATURDAY. CAPES ARE GENERALLY AROUND 300-500 J/KG SATURDAY. CLOUDS WILL LIKELY PREVENT MUCH HEATING DURING THE DAY BUT CONVECTION MAY BE DYNAMICALLY SUPPORTED BY THE TROUGH WHICH WILL BE MOVING INTO WESTERN MAINE BY EVENING. && .SHORT TERM /SATURDAY NIGHT THROUGH MONDAY/... UPPER TROUGH AND ASSOCIATED SURFACE LOW WILL MOVE EAST OF THE REGION SATURDAY NIGHT. SHOWERS SHOULD DIMINISH FROM WEST TO EAST SATURDAY NIGHT BUT STILL LINGER ACROSS EASTERN AREAS THROUGH EARLY SUNDAY MORNING UNTIL THE TROUGH MOVES EAST. SOME IMPROVEMENT IS EXPECTED BY SUNDAY AFTERNOON AS SOME WEAK MID LEVEL RIDGING DEVELOP. ANOTHER TROUGH APPROACHING FROM THE WEST WILL BRING INCREASING CLOUDS ONCE AGAIN AND MORE SHOWERS BY LATE SUNDAY NIGHT. THE TROUGH WILL SWING ACROSS THE REGION MONDAY WITH ANOTHER ROUND OF SHOWERS EXPECTED. && .LONG TERM /MONDAY NIGHT THROUGH FRIDAY/... THE LONG TERM PERIOD WILL REMAIN GENERALLY UNSETTLED AS 500 MB LOW REMAINS ACROSS THE REGION THROUGH MUCH OF THIS PERIOD. THIS WILL KEEP THE CHANCE FOR SHOWER ACROSS THE REGION THROUGH MUCH OF THE LONG TERM PERIOD. && .AVIATION /18Z FRIDAY THROUGH WEDNESDAY/... NEAR TERM: GENERALLY IFR TO MVFR CONDITIONS ARE EXPECTED ACROSS THE NORTH TONIGHT. CONDITIONS SHOULD IMPROVE TO MVFR TO VFR ON SATURDAY. DOWNEAST...VFR CONDITIONS THIS EVENING MAY LOWER TO IFR IN SHOWERS AND THUNDERSTORMS THIS EVENING. IFR TO MVFR CONDITIONS ARE EXPECTED IN SHOWERS AND SOME EMBEDDED THUNDERSTORMS ON SATURDAY. SHORT TERM: MVFR CONDITIONS ARE EXPECTED SATURDAY NIGHT. VFR CONDITIONS WILL BRIEFLY RETURN SUNDAY. VFR/MVFR CONDITIONS ARE THEN EXPECTED SUNDAY NIGHT THROUGH MID WEEK.&& .MARINE... NEAR TERM: WINDS AND SEAS ARE EXPECTED TO BE BELOW SCA TONIGHT AND SATURDAY WITH THE EXCEPTION OF ANY GUSTY THUNDERSTORMS EARLY TONIGHT. HUMID AIR OVER THE WATERS WILL LIKELY RESULT IN FOG OVER THE WATERS ESPECIALLY LATE TONIGHT AND SATURDAY. SHORT TERM: WINDS/SEAS ARE EXPECTED TO BE BELOW SCA LEVELS THROUGH THE PERIOD. && .CAR WATCHES/WARNINGS/ADVISORIES... ME...NONE. MARINE...NONE. && NEAR TERM...BLOOMER SHORT TERM...DUDA LONG TERM...DUDA AVIATION...BLOOMER MARINE...BLOOMER/DUDA
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE CARIBOU ME 316 AM EDT FRI JUN 22 2012 MEZ001>006-010-011-015>017-029>032-231100- 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- 316 AM EDT FRI JUN 22 2012 THIS HAZARDOUS WEATHER OUTLOOK IS FOR EAST CENTRAL MAINE...NORTH CENTRAL MAINE...NORTHERN MAINE...SOUTHEAST MAINE AND WEST CENTRAL MAINE. .DAY ONE...TODAY AND TONIGHT. THUNDERSTORMS CAPABLE OF HEAVY DOWNPOURS...GUSTY WINDS AND SMALL HAIL WILL REFORM THIS AFTERNOON AHEAD OF A COLD FRONT MAKING VERY SLOW EASTWARD PROGRESS FROM QUEBEC. THUNDERSTORMS WILL CONTINUE TO BE CAPABLE OF PRODUCING THESE ELEMENTS INTO THE EVENING...AFTER WHICH WITH THE LOSS OF INSTABILITY FROM AFTERNOON MAXIMUM HEATING SHOULD MOSTLY DIMINISH TO SHOWERS LATE TONIGHT. THE POTENTIAL OF ANY STORM BECOMING SEVERE IS LOW...BUT SLOWING STORM MOTION AND POSSIBLE BACK BUILDING THUNDERSTORMS COULD CAUSE LOCALIZED FLOODING THIS AFTERNOON INTO EARLY EVENING. PLEASE MONITOR FOR POSSIBLE STATEMENTS AND PERHAPS WARNINGS WITH THESE STORMS LATER TODAY. .DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY. NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME. ANZ050>052-231100- COASTAL WATERS FROM EASTPORT ME TO SCHOODIC POINT ME OUT 25 NM- COASTAL WATERS FROM SCHOODIC POINT ME TO STONINGTON ME OUT 25 NM- INTRACOASTAL WATERS FROM SCHOODIC POINT ME TO STONINGTON ME- 316 AM EDT FRI JUN 22 2012 THIS HAZARDOUS WEATHER OUTLOOK IS FOR ATLANTIC COASTAL WATERS. .DAY ONE...TODAY AND TONIGHT. NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY. NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME. VJN
The Caribou radar (KCBW), 15 km away, was scanning. The volume nearest the first event began at 20:04 UTC.
1 thunderstorm wind. Local standard time, as filed.
Numerous trees were toppled on Drews Mill Road by wind gusts estimated at 65 mph.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Maine in 2012Every state in 2012This day in weather historyWarnings in Maine, June 2012
NOAA National Centers for Environmental Information, Storm Events Database, compiled from the National Weather Service’s monthly Storm Data. Complete through 2026-06; NCEI adds each month about 75 days after it ends and revises past years a few times a year. Rebuilt 2026-09-24. Each event’s entry at NCEI: 388457.