An isolated severe thunderstorm produced damaging winds in Northport.
Every event with a place to put it. Tap one for its entry below.
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 GYX wrote it up.
An isolated severe thunderstorm produced damaging winds in Northport.
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 Gray, ME wrote its last area forecast discussion before the first event at Aug 7, 8:58 AM EST, 3 hours 47 minutes earlier.
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE GRAY ME 958 AM EDT FRI AUG 7 2009 .SYNOPSIS... A WEAK TROUGH OF LOW PRESSURE WILL CROSS THE AREA THIS AFTERNOON AND MOVE OFFSHORE TONIGHT. HIGH PRESSURE WILL BUILD INTO THE REGION FROM THE WEST OVERNIGHT AND SATURDAY AND WILL SHIFT OFFSHORE SATURDAY EVENING. A WARM FRONT WILL APPROACH FROM THE SOUTHWEST SATURDAY NIGHT AND WILL STALL OVER SOUTHERN NEW ENGLAND ON SUNDAY. A WEAK AREA OF LOW PRESSURE WILL DEVELOP ON THE FRONT SUNDAY AFTERNOON AND WILL MOVE OFFSHORE SUNDAY NIGHT. A WEAK RIDGE OF HIGH PRESSURE WILL BUILD OVER THE AREA ON MONDAY AS THE WARM FRONT REMAINS STALLED TO THE SOUTHWEST OF THE REGION. THE WARM FRONT WILL LIFT INTO NORTHERN NEW ENGLAND MONDAY NIGHT AS LOW PRESSURE CROSSES SOUTHERN CANADA. A TRAILING COLD FRONT WILL CROSS THE AREA ON TUESDAY FOLLOWED BY HIGH PRESSURE ON WEDNESDAY. A WEAK COLD FRONT WILL APPROACH FROM THE NORTHWEST ON THURSDAY. && .NEAR TERM /UNTIL 8 PM THIS EVENING/... 955 AM UPDATE...UPDATED ZONES EARLIER TO ADDRESS CURRENT RADAR SHOWING SHOWERS WITH A FEW THUNDERSTORMS MOVING ACROSS NORTHERN NEW HAMPSHIRE AND THE WESTERN MOUNTAINS OF MAINE. STILL LOOKS LIKE ANOTHER SHOT OF ENERGY TO MOVE ACROSS NORTHERN AND EASTERN PORTION OF FORECAST AREA THIS AFTERNOON. LIMITING FACTORS FOR NORTHERN FORECAST AREA MAY BE CURRENT BATCH OF PRECIPITATION/CLOUDS WHICH WILL LIMIT ANY HEATING WHILE OVER SOUTHERN/COASTAL SECTIONS... LIMITING FACTORS WILL BE INSUFFICIENT MOISTURE. UPDATED GRIDDED DATABASE TO ACCOUNT FOR THE MINOR CHANGES. PREVIOUS DISCUSSION... RATHER VIGOROUS SHORTWAVE DROPPING SOUTHEAST FROM QUEBEC EARLY THIS MORNING WILL RESULT IN SHOWERS AND THUNDERSTORMS THIS AFTERNOON....ESPECIALLY IN NORTHERN AND EASTERN ZONES. SOME CONVECTION ASSOCIATED WITH THIS FEATURE CURRENTLY CROSSING SOUTHERN QUEBEC AND EASTERN NEW YORK AND EXPECT AN INCREASE IN COVERAGE AND INTENSITY WITH DAYTIME HEATING. FREEZING LEVELS DROP BELOW 10000 FT DURING THE MORNING SO STRONGER STORMS WILL LIKELY PRODUCE SOME LARGE HAIL. LIMITING FACTOR WILL BE MOISTURE...ESPECIALLY IN SOUTHWEST ZONES. HAVE NOT STRAY FAR FROM CURRENT GFS POPS WHICH LOOK REASONABLE GIVEN THE SITUATION. && .SHORT TERM /8 PM THIS EVENING THROUGH 6 AM SATURDAY/... CONVECTION DIES OFF QUICKLY THIS EVENING AS SHORTWAVE PASSES OFF TO THE EAST. LOOKING FOR CLEARING SKIES AS SURFACE HIGH BUILDS IN FROM THE WEST. CLEAR SKIES...LIGHT WINDS AND DEW POINTS IN THE 40S WILL ALLOW FOR GOOD RADIATIONAL COOLING OVERNIGHT WITH SOME COLDER MOUNTAIN VALLEYS DIPPING INTO THE UPPER 30S TO LOWER 40S. && .LONG TERM /SATURDAY THROUGH THURSDAY/... H5 AND SFC RIDGE BUILD OVER THE FCST AREA ON SATURDAY THEN SLIDE OFF TO THE E. UPPER LVL SHORT WAVE RIDES THRU THE RIDGE LATE SATURDAY AND SATURDAY NGT AS A WRM FNT PUSHES NE INTO NRN NEW ENGLAND. THE FNT STALLS OVER THE REGION SUNDAY INTO TUESDAY AS THE UPR LVL FLOW BECOMES NEARLY PARALLEL ALONG THE FRONTAL BOUNDARY. THIS WILL SET THE STAGE FOR SCATTERED SHRA AND PSBL TSRA OVER THIS PERIOD. FINALLY ON WEDNESDAY HIGH PRES BUILDS IN FROM THE W BRINGING DRY WX. THIS MAY PERSIST INTO THURSDAY AS THE HIGH MOVES OFF THE COAST. && .AVIATION /14Z FRIDAY THROUGH TUESDAY/... SHORT TERM...GENERALLY VFR WITH SOME MVFR CIGS/VSBY IN SCATTERED SHOWERS AND THUNDERSTORMS TODAY. VFR WITH PATCHY IFR/LIFR IN VALLEY FOG AFTER MIDNIGHT. LONG TERM /SATURDAY THROUGH TUESDAY/...WRM FNT WILL MOVE NE INTO THE REGION LATE SATURDAY AND SATURDAY NGT THEN STALL OVER THE REGION SUNDAY INTO TUESDAY RESULTING IN SCATTERED SHRA AND PSBL TSRA WITH MVFR TO POSSIBLY IFR CONDITIONS OCCURRING WITH ANY PRCP. && .MARINE... SHORT TERM...NO FLAGS. LONG TERM /SATURDAY THROUGH TUESDAY/...WINDS AND SEAS REMAIN BLO SCA LEVELS THRU THE LONG TERM AS HIGH PRES MOVES BY ON SATURDAY AND A WRM FNT STALLS OVER THE REGION SATURDAY NGT INTO TUESDAY. && .GYX WATCHES/WARNINGS/ADVISORIES... ME...NONE. NH...NONE. MARINE...NONE. && SYNOPSIS... NEAR TERM... SHORT TERM... LONG TERM... AVIATION... MARINE...
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE GRAY ME 311 AM EDT FRI AUG 7 2009 MEZ007>009-012>014-018>027-NHZ001>010-013-014-080715- NORTHERN OXFORD-NORTHERN FRANKLIN-CENTRAL SOMERSET-SOUTHERN OXFORD- SOUTHERN FRANKLIN-SOUTHERN SOMERSET-INTERIOR YORK- INTERIOR CUMBERLAND-ANDROSCOGGIN-KENNEBEC-INTERIOR WALDO- COASTAL YORK-COASTAL CUMBERLAND-SAGADAHOC-LINCOLN-KNOX-NORTHERN COOS- SOUTHERN COOS-NORTHERN GRAFTON-NORTHERN CARROLL-SOUTHERN GRAFTON- SOUTHERN CARROLL-SULLIVAN-MERRIMACK-BELKNAP-STRAFFORD- INTERIOR ROCKINGHAM-COASTAL ROCKINGHAM- 311 AM EDT FRI AUG 7 2009 THIS HAZARDOUS WEATHER OUTLOOK IS FOR WESTERN MAINE...CENTRAL NEW HAMPSHIRE...NORTHERN NEW HAMPSHIRE AND SOUTHEASTERN NEW HAMPSHIRE. .DAY ONE...TODAY AND TONIGHT A FEW STRONG TO POSSIBLY SEVERE THUNDERSTORMS MAY DEVELOP THIS AFTERNOON. SPOTTERS ARE ASKED TO CALL IN ANY REPORTS OF STRONG GUSTY WINDS...HAIL OR HEAVY RAIN. .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. ANZ150>154-080715- STONINGTON ME TO PORT CLYDE ME OUT TO 25 NM-PENOBSCOT BAY- PORT CLYDE ME TO CAPE ELIZABETH ME OUT TO 25 NM-CASCO BAY- CAPE ELIZABETH ME TO MERRIMACK RIVER MA OUT TO 25 NM- 311 AM EDT FRI AUG 7 2009 THIS HAZARDOUS WEATHER OUTLOOK IS FOR CASCO BAY...PENOBSCOT BAY...THE COASTAL WATERS FROM CAPE ELIZABETH ME TO MERRIMACK RIVER MA...THE COASTAL WATERS FROM PORT CLYDE ME TO CAPE ELIZABETH ME AND THE COASTAL WATERS FROM STONINGTON ME TO PORT CLYDE ME. .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. MEZ028-080715- COASTAL WALDO- 311 AM EDT FRI AUG 7 2009 THIS HAZARDOUS WEATHER OUTLOOK IS FOR WESTERN MAINE. .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.
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE GRAY ME 119 PM EDT FRI AUG 7 2009 MEZ019-020-024>026-071800- ANDROSCOGGIN-COASTAL CUMBERLAND-INTERIOR CUMBERLAND-LINCOLN-SAGADAHOC- 119 PM EDT FRI AUG 7 2009 ...STRONG THUNDERSTORMS WILL IMPACT ANDROSCOGGIN COUNTY...SAGADAHOC COUNTY...CUMBERLAND COUNTY AND LINCOLN COUNTY THROUGH 200 PM EDT... AT 119 PM EDT..NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A CLUSTER OF STRONG THUNDERSTORMS CENTERED 3 MILES SOUTHWEST OF PORTLAND...MOVING EAST AT 30 MPH. THIS CLUSTER OF STRONG THUNDERSTORMS WILL AFFECT AREAS IN AND AROUND WESTBROOK... SCARBOROUGH...NORTH YARMOUTH...FALMOUTH...CUMBERLAND...YARMOUTH... PORTLAND...SOUTH PORTLAND...WOLFES NECK WOODS STATE PARK AND PEAKS ISLAND THROUGH 200 PM EDT. HAIL UP TO ONE HALF INCH IN DIAMETER...HEAVY DOWNPOURS... CLOUD-TO-GROUND LIGHTNING AND GUSTY WINDS OF 35 TO 45 MPH CAN BE EXPECTED.
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE GRAY ME 132 PM EDT FRI AUG 7 2009 MEZ024-071800- COASTAL CUMBERLAND- 132 PM EDT FRI AUG 7 2009 ...STRONG THUNDERSTORMS WILL IMPACT CUMBERLAND COUNTY THROUGH 200 PM EDT... AT 132 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A STRONG THUNDERSTORM CENTERED 3 MILES NORTHWEST OF CAPE ELIZABETH...OR ABOUT 3 MILES SOUTH OF SOUTH PORTLAND...MOVING SOUTHEAST AT 30 MPH. THIS STRONG THUNDERSTORM WILL AFFECT AREAS IN AND AROUND SOUTH PORTLAND...SCARBOROUGH...PORTLAND...PEAKS ISLAND AND CAPE ELIZABETH THROUGH 200 PM EDT. HAIL UP TO ONE HALF INCH IN DIAMETER...HEAVY DOWNPOURS... CLOUD-TO-GROUND LIGHTNING AND GUSTY WINDS OF 35 TO 45 MPH CAN BE EXPECTED.
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE GRAY ME 133 PM EDT FRI AUG 7 2009 MEZ025-071800- SAGADAHOC- 133 PM EDT FRI AUG 7 2009 ...STRONG THUNDERSTORMS WILL IMPACT SAGADAHOC COUNTY THROUGH 200 PM EDT... AT 134 PM EDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A STRONG THUNDERSTORM CENTERED 3 MILES WEST OF PHIPPSBURG...OR ABOUT 7 MILES SOUTH OF BATH...MOVING SOUTHEAST AT 30 MPH. THIS STRONG THUNDERSTORM WILL AFFECT AREAS IN AND AROUND PHIPPSBURG...POPHAM BEACH STATE PARK...ARROWSIC AND GEORGETOWN THROUGH 200 PM EDT. HAIL UP TO ONE HALF INCH IN DIAMETER...HEAVY DOWNPOURS... CLOUD-TO-GROUND LIGHTNING AND GUSTY WINDS OF 35 TO 45 MPH CAN BE EXPECTED.
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE GRAY ME 137 PM EDT FRI AUG 7 2009 MEZ007-012-NHZ002-071815- NORTHERN OXFORD-SOUTHERN COOS-SOUTHERN OXFORD- 137 PM EDT FRI AUG 7 2009 ...STRONG THUNDERSTORMS WILL IMPACT OXFORD COUNTY AND COOS COUNTY THROUGH 215 PM EDT... AT 137 PM EDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A STRONG THUNDERSTORM CENTERED 3 MILES NORTHEAST OF SHELBURNE...OR ABOUT 3 MILES SOUTHEAST OF BERLIN...MOVING SOUTHEAST AT 25 MPH. THIS STRONG THUNDERSTORM WILL AFFECT AREAS IN AND AROUND SHELBURNE... GORHAM...GILEAD...STONEHAM...LOCKE MILLS...GREENWOOD...BRYANT POND AND BETHEL THROUGH 215 PM EDT. HAIL UP TO ONE HALF INCH IN DIAMETER...HEAVY DOWNPOURS...EXCESSIVE CLOUD-TO-GROUND LIGHTNING AND GUSTY WINDS OF 45 TO 55 MPH CAN BE EXPECTED. IF YOU ARE OUTDOORS AND STORMS APPROACH YOUR LOCATION...MOVE INDOORS OR INSIDE A VEHICLE. REMEMBER...LIGHTNING CAN STRIKE MORE THAN 5 MILES AWAY FROM THE PARENT THUNDERSTORM. DAG
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE GRAY ME 139 PM EDT FRI AUG 7 2009 MEZ020-021-025-026-071830- ANDROSCOGGIN-KENNEBEC-LINCOLN-SAGADAHOC- 139 PM EDT FRI AUG 7 2009 ...STRONG THUNDERSTORMS WILL IMPACT ANDROSCOGGIN COUNTY...KENNEBEC COUNTY...SAGADAHOC COUNTY AND LINCOLN COUNTY THROUGH 230 PM EDT... AT 138 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A STRONG THUNDERSTORM CENTERED 2 MILES NORTHEAST OF SABATTUS...OR ABOUT 7 MILES EAST OF LEWISTON...MOVING EAST AT 30 MPH. THIS STRONG THUNDERSTORM WILL AFFECT AREAS IN AND AROUND WALES...SABATTUS... BOWDOIN...LITCHFIELD...PEACOCK BEACH STATE PARK...BOWDOINHAM... RICHMOND...DRESDEN...ALNA AND NOBLEBORO THROUGH 230 PM EDT. HAIL UP TO ONE HALF INCH IN DIAMETER...CLOUD-TO-GROUND LIGHTNING AND GUSTY WINDS OF 35 TO 45 MPH CAN BE EXPECTED. IN ADDITION...AS MUCH AS ONE INCH OF RAIN MAY FALL IN LESS THAN 45 MINUTES. THIS MUCH RAIN COULD RESULT IN LOCALIZED STREET FLOODING.
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE GRAY ME 140 PM EDT FRI AUG 7 2009 MEZ007-NHZ001-002-071830- NORTHERN COOS-NORTHERN OXFORD-SOUTHERN COOS- 140 PM EDT FRI AUG 7 2009 ...STRONG THUNDERSTORMS WILL IMPACT OXFORD COUNTY AND COOS COUNTY THROUGH 230 PM EDT... AT 140 PM EDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A STRONG THUNDERSTORM CENTERED 4 MILES WEST OF COLEMAN STATE PARK...OR ABOUT 5 MILES EAST OF COLEBROOK...MOVING SOUTHEAST AT 25 MPH. THIS STRONG THUNDERSTORM WILL AFFECT AREAS IN AND AROUND COLEMAN STATE PARK...STEWARTSTOWN...PITTSBURG...COLEBROOK...CLARKSVILLE... LEMINGTON...DIXVILLE NOTCH...DIXVILLE NOTCH STATE PARK...MILLSFIELD AND ERROL THROUGH 230 PM EDT. HAIL UP TO ONE HALF INCH IN DIAMETER...HEAVY DOWNPOURS...EXCESSIVE CLOUD-TO-GROUND LIGHTNING AND GUSTY WINDS OF 45 TO 55 MPH CAN BE EXPECTED. IF YOU ARE OUTDOORS AND STORMS APPROACH YOUR LOCATION...MOVE INDOORS OR INSIDE A VEHICLE. REMEMBER...LIGHTNING CAN STRIKE MORE THAN 5 MILES AWAY FROM THE PARENT THUNDERSTORM. DAG
The Portland,ME radar (KGYX), 115 km away, was scanning. The volume nearest the first event began at 17:44 UTC.
2 thunderstorm wind. Local standard time, as filed.
A severe thunderstorm downed trees and branches on power lines causing several small fires in Northport.
A severe thunderstorm produced estimated wind gusts of 60 mph over the waters 2 miles east of Lincolnville.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Maine in 2009Every state in 2009This day in weather historyWarnings in Maine, August 2009
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: 194251, 194446.