Alert archive / Massachusetts / Hurricane Watches in 2011
Hurricane Watch 1009, NWS Boston/Norton, MA
NWS Boston/Norton, MA issued this hurricane watch at Aug 26, 2011, 5:10 AM EDT for 8 counties in Massachusetts; 5 counties in Rhode Island. It was in force for 12 hr.
The area
The counties it named.
The facts
- Issued
- Aug 26, 2011, 5:10 AM EDT (09:10 UTC)
- Expired
- Aug 26, 2011, 5:33 PM EDT
- In force
- 12 hr
- Issued by
- NWS Boston/Norton, MA
Counties Barnstable County, MA, Bristol County, MA, Dukes County, MA, Essex County, MA, Nantucket County, MA, Norfolk County, MA, Plymouth County, MA, Suffolk County, MA, Bristol County, RI, Kent County, RI, Newport County, RI, Providence County, RI, Washington County, RI
The radar
The Boston radar (KBOX), 20 km from the middle of the area, began a volume at 09:10 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
Chatham, MA (KCHH), launched 00:00Z, 9.2 hours before the alert went out and 88 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.
- Mixed-layer CAPE
- 1351 J/kg
- Mixed-layer CIN
- -24 J/kg
- Mixed-layer LCL
- 578 m above ground
- 0-6 km bulk shear
- 20 kt
- 0-1 km storm-relative helicity
- 91 m²/s²
- 0-3 km storm-relative helicity
- 115 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 2.1
What forecasters said that day
The local office's own words before this hurricane watch went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Boston/Norton, MA wrote its last area forecast discussion before this hurricane watch went out at Aug 26, 3:55 AM EDT, 1 hour 15 minutes earlier.
Area forecast discussion, Aug 26, 3:55 AM EDT, 1 hour 15 minutes before
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</html>Hazardous weather outlook, Aug 25, 11:51 PM EDT, 5 hours 19 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE TAUNTON MA 1151 PM EDT THU AUG 25 2011 CTZ002>004-MAZ002>019-021-026-NHZ011-012-015-RIZ001>005-270400- HARTFORD CT-TOLLAND CT-WINDHAM CT-WESTERN FRANKLIN MA- EASTERN FRANKLIN MA-NORTHERN WORCESTER MA-CENTRAL MIDDLESEX MA- WESTERN ESSEX MA-EASTERN ESSEX MA-WESTERN HAMPSHIRE MA- WESTERN HAMPDEN MA-EASTERN HAMPSHIRE MA-EASTERN HAMPDEN MA- SOUTHERN WORCESTER MA-WESTERN NORFOLK MA-SOUTHEAST MIDDLESEX MA- SUFFOLK MA-EASTERN NORFOLK MA-NORTHERN BRISTOL MA- WESTERN PLYMOUTH MA-EASTERN PLYMOUTH MA-SOUTHERN PLYMOUTH MA- NORTHERN MIDDLESEX MA-CHESHIRE NH-EASTERN HILLSBOROUGH NH- WESTERN AND CENTRAL HILLSBOROUGH NH-NORTHWEST PROVIDENCE RI- SOUTHEAST PROVIDENCE RI-WESTERN KENT RI-EASTERN KENT RI-BRISTOL RI- 1151 PM EDT THU AUG 25 2011 THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTHERN CONNECTICUT...CENTRAL MASSACHUSETTS...EASTERN MASSACHUSETTS...NORTHEASTERN MASSACHUSETTS...SOUTHEASTERN MASSACHUSETTS...WESTERN MASSACHUSETTS...SOUTHERN NEW HAMPSHIRE AND NORTHERN RHODE ISLAND. .DAY ONE...TONIGHT. HAZARDOUS WEATHER IS NOT EXPECTED AT THIS TIME. .DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY. HURRICANE IRENE WILL HAVE A SIGNIFICANT IMPACT ACROSS SOUTHERN NEW ENGLAND THIS WEEKEND...BUT THE TRACK...INTENSITY...AND POTENTIAL IMPACTS REMAIN UNCERTAIN. POTENTIAL IMPACTS INCLUDE...HEAVY RAIN AND INLAND FLOODING WEST OF THE IRENE...WITH STRONG DAMAGING WIND GUSTS...STORM SURGE AND COASTAL FLOODING...AND CONSEQUENTIAL BEACH EROSION EAST OF THE IRENE... AND THE POSSIBILITY OF AN ISOLATED WEAK TORNADO OR TWO ON THE NORTH AND EAST SIDE OF IRENE. ALTHOUGH A MAJORITY OF THE POTENTIAL IMPACTS WILL BEGIN AS EARLY AS SATURDAY NIGHT...SEAS WILL BUILD AS EARLY AS FRIDAY... ESPECIALLY ALONG THE SOUTH SHORELINE...WHICH COULD LEAD TO SOME BEACH EROSION. IN ADDITION...ANTICIPATE HIGH SURF AND DANGEROUS RIP CURRENTS. NOW IS THE TIME TO REVIEW YOUR DISASTER PREPAREDNESS PLAN...AND CONSIDER IMPLEMENTING THIS PLAN WITHIN THE NEXT COUPLE OF DAYS. PREPAREDNESS GUIDES...ALONG WITH THE LATEST FORECAST INFORMATION ON HURRICANE IRENE...ARE AVAILABLE ON OUR WEBSITE AT HTTP://WWW.WEATHER.GOV/BOSTON /ALL IN LOWERCASE/ .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME. MAZ020-022>024-RIZ006>008-270400- SOUTHERN BRISTOL MA-BARNSTABLE MA-DUKES MA-NANTUCKET MA- WASHINGTON RI-NEWPORT RI-BLOCK ISLAND RI- 1151 PM EDT THU AUG 25 2011 ...RIP CURRENT RISK IN EFFECT UNTIL 6 AM EDT FRIDAY... THIS HAZARDOUS WEATHER OUTLOOK IS FOR SOUTHEASTERN MASSACHUSETTS AND SOUTHERN RHODE ISLAND. .DAY ONE...TONIGHT. PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS. RIP CURRENT RISK. .DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY. HURRICANE IRENE WILL HAVE A SIGNIFICANT IMPACT ACROSS SOUTHERN NEW ENGLAND THIS WEEKEND...BUT THE TRACK...INTENSITY...AND POTENTIAL IMPACTS REMAIN UNCERTAIN. POTENTIAL IMPACTS INCLUDE...HEAVY RAIN AND INLAND FLOODING WEST OF THE IRENE...WITH STRONG DAMAGING WIND GUSTS...STORM SURGE AND COASTAL FLOODING...AND CONSEQUENTIAL BEACH EROSION EAST OF THE IRENE... AND THE POSSIBILITY OF AN ISOLATED WEAK TORNADO OR TWO ON THE NORTH AND EAST SIDE OF IRENE. ALTHOUGH A MAJORITY OF THE POTENTIAL IMPACTS WILL BEGIN AS EARLY AS SATURDAY NIGHT...SEAS WILL BUILD AS EARLY AS FRIDAY... ESPECIALLY ALONG THE SOUTH SHORELINE...WHICH COULD LEAD TO SOME BEACH EROSION. IN ADDITION...ANTICIPATE HIGH SURF AND DANGEROUS RIP CURRENTS. NOW IS THE TIME TO REVIEW YOUR DISASTER PREPAREDNESS PLAN...AND CONSIDER IMPLEMENTING THIS PLAN WITHIN THE NEXT COUPLE OF DAYS. PREPAREDNESS GUIDES...ALONG WITH THE LATEST FORECAST INFORMATION ON HURRICANE IRENE...ARE AVAILABLE ON OUR WEBSITE AT HTTP://WWW.WEATHER.GOV/BOSTON /ALL IN LOWERCASE/ .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME. ANZ230>237-250-251-254>256-270400- BOSTON HARBOR-CAPE COD BAY-NANTUCKET SOUND-VINEYARD SOUND- BUZZARDS BAY-RHODE ISLAND SOUND-NARRAGANSETT BAY-BLOCK ISLAND SOUND- COASTAL WATERS EAST OF IPSWICH BAY AND THE STELLWAGEN BANK NATIONAL MARINE SANCTUARY-MASSACHUSETTS BAY AND IPSWICH BAY- COASTAL WATERS FROM PROVINCETOWN MA TO CHATHAM MA TO NANTUCKET MA OUT 20 NM- COASTAL WATERS EXTENDING OUT TO 25 NM SOUTH OF MARTHAS VINEYARD AND NANTUCKET- COASTAL WATERS FROM MONTAUK NY TO MARTHAS VINEYARD EXTENDING OUT TO 20 NM SOUTH OF BLOCK ISLAND- 1151 PM EDT THU AUG 25 2011 THIS HAZARDOUS WEATHER OUTLOOK IS FOR MASSACHUSETTS COASTAL WATERS AND RHODE ISLAND COASTAL WATERS. .DAY ONE...TONIGHT. HAZARDOUS WEATHER IS NOT EXPECTED AT THIS TIME. .DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY. HURRICANE IRENE WILL HAVE A VERY SIGNIFICANT AND POTENTIALLY LIFE THREATENING SITUATION TO THE MARINE COMMUNITY. VERY STRONG WINDS ARE EXPECTED TO DEVELOP ON SUNDAY WITH THE POTENTIAL FOR SEAS TO BUILD TO 30 FEET ACROSS PORTIONS OF OUR WATERS. MARINERS SHOULD BE SECURING OR MOVING THEIR BOATS OUT OF THE WATER...AND TO REVIEW THEIR DISASTER PREPAREDNESS PLANS. IF MAKING OFFSHORE TRIPS...BE SURE TO MONITOR THE FORECAST CLOSELY. PREPAREDNESS GUIDES...ALONG WITH THE LATEST FORECAST INFORMATION ON HURRICANE IRENE...ARE AVAILABLE ON OUR WEBSITE AT HTTP://WWW.WEATHER.GOV/BOSTON /ALL IN LOWERCASE/ .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME. DUNTEN
The office that day
Everything else NWS Boston/Norton, MA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 25, 9:00 PM EDT | Special Weather Statement | BOX | Hampden | 60 min |
| Aug 25, 9:16 PM EDT | Areal Flood Advisory | BOX | Franklin, Hampden, Hampshire | 93 min |
| Aug 25, 9:36 PM EDT | Special Weather Statement | BOX | Hampden | 54 min |
| Aug 26, 12:58 AM EDT | Special Marine Warning | BOX | 62 min | |
| Aug 26, 3:10 AM EDT | Flood Watch | BOX | Bristol, Essex, Franklin, Hampden, Hampshire, Middlesex and 4 more | 63 hr |
| Aug 26, 5:10 AM EDT | Tropical Storm Watch | BOX | Bristol, Essex, Franklin, Hampden, Hampshire, Middlesex and 3 more | 30 hr |
| Aug 26, 5:33 PM EDT | Hurricane Warning | BOX | Barnstable, Bristol, Dukes, Nantucket, Plymouth | 42 hr |
| Aug 26, 5:33 PM EDT | Tropical Storm Warning | BOX | Barnstable, Bristol, Dukes, Essex, Franklin, Hampden and 7 more | 54 hr |
| Aug 25, 10:25 PM EDT | Special Weather Statement | BOX | Kent, Providence | 35 min |
Nearby
Hurricane Watches in Massachusetts, 2011Hurricane Watches in Rhode Island, 2011Every hurricane watch in 2011
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.