Alert archive / Massachusetts / Flood Watches in 2009
Flood Watch 3, NWS Boston/Norton, MA
NWS Boston/Norton, MA issued this flood watch at Jul 23, 2009, 2:54 PM EDT for 4 states. It took effect at Jul 23, 2009, 6:00 PM EDT. It was in force for 16 hr.
The area
The counties it named.
The facts
- Issued
- Jul 23, 2009, 2:54 PM EDT (18:54 UTC)
- In effect from
- Jul 23, 2009, 6:00 PM EDT
- Expired
- Jul 24, 2009, 10:00 AM EDT
- In force
- 16 hr
- Issued by
- NWS Boston/Norton, MA
- Flood severity
- None
Counties Capitol Planning Region, CT, Northeastern Connecticut Planning Region, CT, Bristol County, MA, Essex County, MA, Franklin County, MA, Hampden County, MA, Hampshire County, MA, Middlesex County, MA, Norfolk County, MA, Plymouth County, MA, Suffolk County, MA, Worcester County, MA, Cheshire County, NH, Hillsborough County, NH, Bristol County, RI, Kent County, RI, Newport County, RI, Providence County, RI, Washington County, RI
The radar
The Boston radar (KBOX), 49 km from the middle of the area, began a volume at 18:57 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 12:00Z, 6.9 hours before the alert went out and 151 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
- 6 J/kg
- Mixed-layer CIN
- -74 J/kg
- Mixed-layer LCL
- 852 m above ground
- 0-6 km bulk shear
- 25 kt
- 0-1 km storm-relative helicity
- -1 m²/s²
- 0-3 km storm-relative helicity
- 36 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 WGUS61 KBOX 231854 FFABOX URGENT - IMMEDIATE BROADCAST REQUESTED FLOOD WATCH NATIONAL WEATHER SERVICE TAUNTON MA 254 PM EDT THU JUL 23 2009 ...PERIODS OF HEAVY RAIN EXPECTED THIS EVENING INTO FRIDAY MORNING... .A LOW PRESSURE SYSTEM WITH ABUNDANT TROPICAL MOISTURE IS EXPECTED TO BRING WIDESPREAD RAINFALL TO THE WATCH AREA. RAIN WILL BE HEAVY AT TIMES THIS EVENING AND OVERNIGHT...PROMPTING THE POTENTIAL FOR FLOODING. CTZ002>004-MAZ017>021-RIZ001>007-240300- /O.NEW.KBOX.FA.A.0003.090723T2200Z-090724T1200Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ HARTFORD CT-TOLLAND CT-WINDHAM CT-NORTHERN BRISTOL MA- WESTERN PLYMOUTH MA-EASTERN PLYMOUTH MA-SOUTHERN BRISTOL MA- SOUTHERN PLYMOUTH MA-NORTHWEST PROVIDENCE RI- SOUTHEAST PROVIDENCE RI-WESTERN KENT RI-EASTERN KENT RI- BRISTOL RI-WASHINGTON RI-NEWPORT RI- INCLUDING THE CITIES OF...HARTFORD...WINDSOR LOCKS...UNION... VERNON...PUTNAM...WILLIMANTIC...TAUNTON...BROCKTON...PLYMOUTH... FALL RIVER...NEW BEDFORD...MATTAPOISETT...FOSTER...SMITHFIELD... PROVIDENCE...WEST GREENWICH...WARWICK...BRISTOL...NARRAGANSETT... WESTERLY...NEWPORT 254 PM EDT THU JUL 23 2009 ...FLOOD WATCH IN EFFECT FROM 6 PM EDT THIS EVENING THROUGH FRIDAY MORNING... THE NATIONAL WEATHER SERVICE IN TAUNTON HAS ISSUED A * FLOOD WATCH FOR PORTIONS OF NORTHERN CONNECTICUT... SOUTHEASTERN MASSACHUSETTS AND RHODE ISLAND...INCLUDING THE FOLLOWING AREAS...IN NORTHERN CONNECTICUT...HARTFORD CT... TOLLAND CT AND WINDHAM CT. IN SOUTHEASTERN MASSACHUSETTS... EASTERN PLYMOUTH MA...NORTHERN BRISTOL MA...SOUTHERN BRISTOL MA...SOUTHERN PLYMOUTH MA AND WESTERN PLYMOUTH MA. IN RHODE ISLAND...BRISTOL RI...EASTERN KENT RI...NEWPORT RI...NORTHWEST PROVIDENCE RI...SOUTHEAST PROVIDENCE RI...WASHINGTON RI AND WESTERN KENT RI. * FROM 6 PM EDT THIS EVENING THROUGH FRIDAY MORNING * RAIN AND ISOLATED THUNDERSTORMS ARE EXPECTED TO PUSH INTO THE WATCH AREA AS THE AFTERNOON PROGRESSES. WIDESPREAD RAINFALL IS EXPECTED OVERNIGHT...WITH SCATTERED THUNDERSTORMS AS WELL. RAIN WILL BE HEAVY AT TIMES WITH TOTALS OF 2 TO 4 INCHES POSSIBLE. THIS BRINGS THE POTENTIAL FOR FLOODING ON SMALL STREAMS AS WELL AS IN URBAN AREAS. * IN ADDITION...IN RHODE ISLAND...THE POTENTIAL EXISTS FOR MINOR FLOODING ALONG THE PAWTUXET RIVER AT CRANSTON TOWARDS DAYBREAK FRIDAY. STRONG RISES ARE EXPECTED ON MANY LARGER TRIBUTARIES... THERE IS THE POSSIBILITY THAT A FEW MAY COME CLOSE TO FLOOD STAGE. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FLOOD WATCH MEANS THERE IS A POTENTIAL FOR FLOODING BASED ON CURRENT FORECASTS. YOU SHOULD MONITOR LATER FORECASTS AND BE ALERT FOR POSSIBLE FLOOD WARNINGS. THOSE LIVING IN AREAS PRONE TO FLOODING SHOULD BE PREPARED TO TAKE ACTION SHOULD FLOODING DEVELOP. && $$ MAZ002>016-026-NHZ011-012-015-240300- /O.NEW.KBOX.FA.A.0003.090724T0100Z-090724T1400Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ 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 MIDDLESEX MA-CHESHIRE NH-EASTERN HILLSBOROUGH NH- WESTERN AND CENTRAL HILLSBOROUGH NH- INCLUDING THE CITIES OF...CHARLEMONT...GREENFIELD...ORANGE... BARRE...FITCHBURG...FRAMINGHAM...LOWELL...LAWRENCE...GLOUCESTER... CHESTERFIELD...BLANDFORD...AMHERST...NORTHAMPTON...SPRINGFIELD... MILFORD...WORCESTER...FOXBORO...NORWOOD...CAMBRIDGE...BOSTON... QUINCY...AYER...JAFFREY...KEENE...MANCHESTER...NASHUA... PETERBOROUGH...WEARE 254 PM EDT THU JUL 23 2009 ...FLOOD WATCH IN EFFECT FROM 9 PM EDT THIS EVENING THROUGH FRIDAY MORNING... THE NATIONAL WEATHER SERVICE IN TAUNTON HAS ISSUED A * FLOOD WATCH FOR PORTIONS OF MASSACHUSETTS AND SOUTHERN NEW HAMPSHIRE...INCLUDING THE FOLLOWING AREAS...IN MASSACHUSETTS... CENTRAL MIDDLESEX MA...EASTERN ESSEX MA...EASTERN FRANKLIN MA...EASTERN HAMPDEN MA...EASTERN HAMPSHIRE MA...EASTERN NORFOLK MA...NORTHERN MIDDLESEX MA...NORTHERN WORCESTER MA... SOUTHEAST MIDDLESEX MA...SOUTHERN WORCESTER MA...SUFFOLK MA... WESTERN ESSEX MA...WESTERN FRANKLIN MA...WESTERN HAMPDEN MA... WESTERN HAMPSHIRE MA AND WESTERN NORFOLK MA. IN SOUTHERN NEW HAMPSHIRE...CHESHIRE NH...EASTERN HILLSBOROUGH NH AND WESTERN AND CENTRAL HILLSBOROUGH NH. * FROM 9 PM EDT THIS EVENING THROUGH FRIDAY MORNING * A WIDESPREAD AREA OF RAIN IS EXPECTED TO MOVE INTO THE WATCH AREA DURING LATE THIS AFTERNOON AND EARLY THIS EVENING. WIDESPREAD RAIN AND SCATTERED THUNDERSTORMS ARE EXPECTED TONIGHT INTO FRIDAY MORNING. RAIN WILL BE HEAVY AT TIMES...WITH THE POTENTIAL FOR TOTALS OF 2 TO 4 INCHES. ISOLATED HIGHER TOTALS ARE POSSIBLE IN NORTHEAST INTO CENTRAL MASSACHUSETTS. * THE POTENTIAL EXISTS FOR FLOODING ON SMALL STREAMS AS WELL AS IN URBAN AREAS. STRONG RISES ARE EXPECTED ON MANY LARGER TRIBUTARIES. THERE IS THE POSSIBILITY THAT A FEW MAY COME CLOSE TO FLOOD STAGE. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FLOOD WATCH MEANS THERE IS A POTENTIAL FOR FLOODING BASED ON CURRENT FORECASTS. YOU SHOULD MONITOR LATER FORECASTS AND BE ALERT FOR POSSIBLE FLOOD WARNINGS. THOSE LIVING IN AREAS PRONE TO FLOODING SHOULD BE PREPARED TO TAKE ACTION SHOULD FLOODING DEVELOP. && $$ NMB
4 follow-up statements
000 WGUS61 KBOX 240248 FFABOX FLOOD WATCH NATIONAL WEATHER SERVICE TAUNTON MA 1048 PM EDT THU JUL 23 2009 ...PERIODS OF HEAVY RAIN WILL PERSIST THROUGH THE OVERNIGHT HOURS BRINGING THE POTENTIAL FOR AREAS OF MINOR TO MODERATE FLOODING... CTZ002>004-MAZ017>021-RIZ001>007-241100- /O.CON.KBOX.FA.A.0003.000000T0000Z-090724T1200Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ HARTFORD CT-TOLLAND CT-WINDHAM CT-NORTHERN BRISTOL MA- WESTERN PLYMOUTH MA-EASTERN PLYMOUTH MA-SOUTHERN BRISTOL MA- SOUTHERN PLYMOUTH MA-NORTHWEST PROVIDENCE RI- SOUTHEAST PROVIDENCE RI-WESTERN KENT RI-EASTERN KENT RI- BRISTOL RI-WASHINGTON RI-NEWPORT RI- INCLUDING THE CITIES OF...HARTFORD...WINDSOR LOCKS...UNION... VERNON...PUTNAM...WILLIMANTIC...TAUNTON...BROCKTON...PLYMOUTH... FALL RIVER...NEW BEDFORD...MATTAPOISETT...FOSTER...SMITHFIELD... PROVIDENCE...WEST GREENWICH...WARWICK...BRISTOL...NARRAGANSETT... WESTERLY...NEWPORT 1048 PM EDT THU JUL 23 2009 ...FLOOD WATCH REMAINS IN EFFECT UNTIL 8 AM EDT FRIDAY... THE FLOOD WATCH CONTINUES FOR * PORTIONS OF NORTHERN CONNECTICUT...SOUTHEASTERN MASSACHUSETTS AND RHODE ISLAND...INCLUDING THE FOLLOWING AREAS...IN NORTHERN CONNECTICUT...HARTFORD CT...TOLLAND CT AND WINDHAM CT. IN SOUTHEASTERN MASSACHUSETTS...EASTERN PLYMOUTH MA...NORTHERN BRISTOL MA...SOUTHERN BRISTOL MA...SOUTHERN PLYMOUTH MA AND WESTERN PLYMOUTH MA. IN RHODE ISLAND...BRISTOL RI...EASTERN KENT RI...NEWPORT RI...NORTHWEST PROVIDENCE RI...SOUTHEAST PROVIDENCE RI...WASHINGTON RI AND WESTERN KENT RI. * UNTIL 8 AM EDT FRIDAY * MODERATE TO HEAVY RAIN WILL CONTINUE THROUGH THE OVERNIGHT HOURS. RAINFALL TOTALS SHOULD AVERAGE BETWEEN 2 AND 3 INCHES ACROSS MUCH OF THE REGION...WITH A FEW LOCALLY HIGHER AMOUNTS POSSIBLE. THE HEAVIEST RAIN LOOKS TO OCCUR JUST TO THE NORTHWEST OF A BOSTON TO PROVIDENCE LINE. THIS BRINGS THE POTENTIAL FOR SOME MINOR TO MODERATE FLOODING ON SMALL STREAMS AS WELL AS IN URBAN AREAS. * IN ADDITION...IN RHODE ISLAND...THE POTENTIAL EXISTS FOR MINOR FLOODING ALONG THE PAWTUXET RIVER AT CRANSTON TOWARDS DAYBREAK FRIDAY. STRONG RISES ARE EXPECTED ON MANY LARGER TRIBUTARIES...THERE IS THE POSSIBILITY THAT A FEW MAY COME CLOSE TO FLOOD STAGE. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FLOOD WATCH MEANS THERE IS A POTENTIAL FOR FLOODING BASED ON CURRENT FORECASTS. YOU SHOULD MONITOR LATER FORECASTS AND BE ALERT FOR POSSIBLE FLOOD WARNINGS. THOSE LIVING IN AREAS PRONE TO FLOODING SHOULD BE PREPARED TO TAKE ACTION SHOULD FLOODING DEVELOP. && $$ MAZ002>016-026-NHZ011-012-015-241100- /O.CON.KBOX.FA.A.0003.000000T0000Z-090724T1400Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ 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 MIDDLESEX MA-CHESHIRE NH-EASTERN HILLSBOROUGH NH- WESTERN AND CENTRAL HILLSBOROUGH NH- INCLUDING THE CITIES OF...CHARLEMONT...GREENFIELD...ORANGE... BARRE...FITCHBURG...FRAMINGHAM...LOWELL...LAWRENCE...GLOUCESTER... CHESTERFIELD...BLANDFORD...AMHERST...NORTHAMPTON...SPRINGFIELD... MILFORD...WORCESTER...FOXBORO...NORWOOD...CAMBRIDGE...BOSTON... QUINCY...AYER...JAFFREY...KEENE...MANCHESTER...NASHUA... PETERBOROUGH...WEARE 1048 PM EDT THU JUL 23 2009 ...FLOOD WATCH REMAINS IN EFFECT UNTIL 10 AM EDT FRIDAY... THE FLOOD WATCH CONTINUES FOR * PORTIONS OF MASSACHUSETTS AND SOUTHERN NEW HAMPSHIRE... INCLUDING THE FOLLOWING AREAS...IN MASSACHUSETTS...CENTRAL MIDDLESEX MA...EASTERN ESSEX MA...EASTERN FRANKLIN MA... EASTERN HAMPDEN MA...EASTERN HAMPSHIRE MA...EASTERN NORFOLK MA...NORTHERN MIDDLESEX MA...NORTHERN WORCESTER MA...SOUTHEAST MIDDLESEX MA...SOUTHERN WORCESTER MA...SUFFOLK MA...WESTERN ESSEX MA...WESTERN FRANKLIN MA...WESTERN HAMPDEN MA...WESTERN HAMPSHIRE MA AND WESTERN NORFOLK MA. IN SOUTHERN NEW HAMPSHIRE...CHESHIRE NH...EASTERN HILLSBOROUGH NH AND WESTERN AND CENTRAL HILLSBOROUGH NH. * UNTIL 10 AM EDT FRIDAY * MODERATE TO HEAVY RAIN WILL CONTINUE THROUGH THE OVERNIGHT HOURS. RAINFALL TOTALS SHOULD AVERAGE BETWEEN 2 AND 3 INCHES ACROSS THE REGION...WITH A FEW LOCALLY HIGHER AMOUNTS POSSIBLE. THE HEAVIEST RAIN LOOKS TO OCCUR JUST TO THE NORTHWEST OF A BOSTON TO PROVIDENCE LINE...ESPECIALLY ACROSS THE EAST SLOPES OF THE WORCESTER HILLS WHERE THERE MIGHT BE SOME LOCAL ENHANCEMENT. THIS BRINGS THE POTENTIAL FOR SOME MINOR TO MODERATE FLOODING ON SMALL STREAMS AS WELL AS IN URBAN AREAS. * THE POTENTIAL EXISTS FOR FLOODING ON SMALL STREAMS AS WELL AS IN URBAN AREAS. STRONG RISES ARE EXPECTED ON MANY LARGER TRIBUTARIES. THERE IS THE POSSIBILITY THAT A FEW MAY COME CLOSE TO FLOOD STAGE. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FLOOD WATCH MEANS THERE IS A POTENTIAL FOR FLOODING BASED ON CURRENT FORECASTS. YOU SHOULD MONITOR LATER FORECASTS AND BE ALERT FOR POSSIBLE FLOOD WARNINGS. THOSE LIVING IN AREAS PRONE TO FLOODING SHOULD BE PREPARED TO TAKE ACTION SHOULD FLOODING DEVELOP. && $$ FRANK
000 WGUS61 KBOX 240253 FFABOX FLOOD WATCH NATIONAL WEATHER SERVICE TAUNTON MA 1053 PM EDT THU JUL 23 2009 ...PERIODS OF HEAVY RAIN WILL PERSIST THROUGH THE OVERNIGHT HOURS BRINGING THE POTENTIAL FOR AREAS OF MINOR TO MODERATE FLOODING... CTZ002>004-MAZ017>021-RIZ001>007-241100- /O.CON.KBOX.FA.A.0003.000000T0000Z-090724T1200Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ HARTFORD CT-TOLLAND CT-WINDHAM CT-NORTHERN BRISTOL MA- WESTERN PLYMOUTH MA-EASTERN PLYMOUTH MA-SOUTHERN BRISTOL MA- SOUTHERN PLYMOUTH MA-NORTHWEST PROVIDENCE RI- SOUTHEAST PROVIDENCE RI-WESTERN KENT RI-EASTERN KENT RI- BRISTOL RI-WASHINGTON RI-NEWPORT RI- INCLUDING THE CITIES OF...HARTFORD...WINDSOR LOCKS...UNION... VERNON...PUTNAM...WILLIMANTIC...TAUNTON...BROCKTON...PLYMOUTH... FALL RIVER...NEW BEDFORD...MATTAPOISETT...FOSTER...SMITHFIELD... PROVIDENCE...WEST GREENWICH...WARWICK...BRISTOL...NARRAGANSETT... WESTERLY...NEWPORT 1053 PM EDT THU JUL 23 2009 ...FLOOD WATCH REMAINS IN EFFECT UNTIL 8 AM EDT FRIDAY... THE FLOOD WATCH CONTINUES FOR * PORTIONS OF NORTHERN CONNECTICUT...SOUTHEASTERN MASSACHUSETTS AND RHODE ISLAND...INCLUDING THE FOLLOWING AREAS...IN NORTHERN CONNECTICUT...HARTFORD CT...TOLLAND CT AND WINDHAM CT. IN SOUTHEASTERN MASSACHUSETTS...EASTERN PLYMOUTH MA...NORTHERN BRISTOL MA...SOUTHERN BRISTOL MA...SOUTHERN PLYMOUTH MA AND WESTERN PLYMOUTH MA. IN RHODE ISLAND...BRISTOL RI...EASTERN KENT RI...NEWPORT RI...NORTHWEST PROVIDENCE RI...SOUTHEAST PROVIDENCE RI...WASHINGTON RI AND WESTERN KENT RI. * UNTIL 8 AM EDT FRIDAY * MODERATE TO HEAVY RAIN WILL CONTINUE THROUGH THE OVERNIGHT HOURS. RAINFALL TOTALS SHOULD AVERAGE BETWEEN 2 AND 3 INCHES ACROSS MUCH OF THE REGION...WITH A FEW LOCALLY HIGHER AMOUNTS POSSIBLE. THE HEAVIEST RAIN LOOKS TO OCCUR JUST TO THE NORTHWEST OF A BOSTON TO PROVIDENCE LINE. THIS BRINGS THE POTENTIAL FOR SOME MINOR TO MODERATE FLOODING ON SMALL STREAMS AS WELL AS IN URBAN AREAS. THE RAIN SHOULD RAPIDLY COME TO AN END FROM SOUTH TO NORTH BY EARLY TO MID MORNING ON FRIDAY. * IN ADDITION...IN RHODE ISLAND...THE POTENTIAL EXISTS FOR MINOR FLOODING ALONG THE PAWTUXET RIVER AT CRANSTON TOWARDS DAYBREAK FRIDAY. STRONG RISES ARE EXPECTED ON MANY LARGER TRIBUTARIES... THERE IS THE POSSIBILITY THAT A FEW MAY COME CLOSE TO FLOOD STAGE. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FLOOD WATCH MEANS THERE IS A POTENTIAL FOR FLOODING BASED ON CURRENT FORECASTS. YOU SHOULD MONITOR LATER FORECASTS AND BE ALERT FOR POSSIBLE FLOOD WARNINGS. THOSE LIVING IN AREAS PRONE TO FLOODING SHOULD BE PREPARED TO TAKE ACTION SHOULD FLOODING DEVELOP. && $$ MAZ002>016-026-NHZ011-012-015-241100- /O.CON.KBOX.FA.A.0003.000000T0000Z-090724T1400Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ 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 MIDDLESEX MA-CHESHIRE NH-EASTERN HILLSBOROUGH NH- WESTERN AND CENTRAL HILLSBOROUGH NH- INCLUDING THE CITIES OF...CHARLEMONT...GREENFIELD...ORANGE... BARRE...FITCHBURG...FRAMINGHAM...LOWELL...LAWRENCE...GLOUCESTER... CHESTERFIELD...BLANDFORD...AMHERST...NORTHAMPTON...SPRINGFIELD... MILFORD...WORCESTER...FOXBORO...NORWOOD...CAMBRIDGE...BOSTON... QUINCY...AYER...JAFFREY...KEENE...MANCHESTER...NASHUA... PETERBOROUGH...WEARE 1053 PM EDT THU JUL 23 2009 ...FLOOD WATCH REMAINS IN EFFECT UNTIL 10 AM EDT FRIDAY... THE FLOOD WATCH CONTINUES FOR * PORTIONS OF MASSACHUSETTS AND SOUTHERN NEW HAMPSHIRE... INCLUDING THE FOLLOWING AREAS...IN MASSACHUSETTS...CENTRAL MIDDLESEX MA...EASTERN ESSEX MA...EASTERN FRANKLIN MA... EASTERN HAMPDEN MA...EASTERN HAMPSHIRE MA...EASTERN NORFOLK MA...NORTHERN MIDDLESEX MA...NORTHERN WORCESTER MA...SOUTHEAST MIDDLESEX MA...SOUTHERN WORCESTER MA...SUFFOLK MA...WESTERN ESSEX MA...WESTERN FRANKLIN MA...WESTERN HAMPDEN MA...WESTERN HAMPSHIRE MA AND WESTERN NORFOLK MA. IN SOUTHERN NEW HAMPSHIRE...CHESHIRE NH...EASTERN HILLSBOROUGH NH AND WESTERN AND CENTRAL HILLSBOROUGH NH. * UNTIL 10 AM EDT FRIDAY * MODERATE TO HEAVY RAIN WILL CONTINUE THROUGH THE OVERNIGHT HOURS. RAINFALL TOTALS SHOULD AVERAGE BETWEEN 2 AND 3 INCHES ACROSS THE REGION...WITH A FEW LOCALLY HIGHER AMOUNTS POSSIBLE. THE HEAVIEST RAIN LOOKS TO OCCUR JUST TO THE NORTHWEST OF A BOSTON TO PROVIDENCE LINE...ESPECIALLY ACROSS THE EAST SLOPES OF THE WORCESTER HILLS WHERE THERE MIGHT BE SOME LOCAL ENHANCEMENT. THIS BRINGS THE POTENTIAL FOR SOME MINOR TO MODERATE FLOODING ON SMALL STREAMS AS WELL AS IN URBAN AREAS. THE RAIN SHOULD RAPIDLY COME TO AN END FROM SOUTH TO NORTH BY EARLY TO MID MORNING ON FRIDAY. * THE POTENTIAL EXISTS FOR FLOODING ON SMALL STREAMS AS WELL AS IN URBAN AREAS. STRONG RISES ARE EXPECTED ON MANY LARGER TRIBUTARIES. THERE IS THE POSSIBILITY THAT A FEW MAY COME CLOSE TO FLOOD STAGE. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FLOOD WATCH MEANS THERE IS A POTENTIAL FOR FLOODING BASED ON CURRENT FORECASTS. YOU SHOULD MONITOR LATER FORECASTS AND BE ALERT FOR POSSIBLE FLOOD WARNINGS. THOSE LIVING IN AREAS PRONE TO FLOODING SHOULD BE PREPARED TO TAKE ACTION SHOULD FLOODING DEVELOP. && $$ FRANK
000 WGUS61 KBOX 240854 FFABOX FLOOD WATCH NATIONAL WEATHER SERVICE TAUNTON MA 454 AM EDT FRI JUL 24 2009 ...PERIODS OF HEAVY RAIN WILL PERSIST THIS MORNING BRINGING THE POTENTIAL FOR AREAS OF MINOR FLOODING... CTZ002>004-MAZ017>021-RIZ001>007-241200- /O.CON.KBOX.FA.A.0003.000000T0000Z-090724T1200Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ HARTFORD CT-TOLLAND CT-WINDHAM CT-NORTHERN BRISTOL MA- WESTERN PLYMOUTH MA-EASTERN PLYMOUTH MA-SOUTHERN BRISTOL MA- SOUTHERN PLYMOUTH MA-NORTHWEST PROVIDENCE RI- SOUTHEAST PROVIDENCE RI-WESTERN KENT RI-EASTERN KENT RI- BRISTOL RI-WASHINGTON RI-NEWPORT RI- INCLUDING THE CITIES OF...HARTFORD...WINDSOR LOCKS...UNION... VERNON...PUTNAM...WILLIMANTIC...TAUNTON...BROCKTON...PLYMOUTH... FALL RIVER...NEW BEDFORD...MATTAPOISETT...FOSTER...SMITHFIELD... PROVIDENCE...WEST GREENWICH...WARWICK...BRISTOL...NARRAGANSETT... WESTERLY...NEWPORT 454 AM EDT FRI JUL 24 2009 ...FLOOD WATCH REMAINS IN EFFECT UNTIL 8 AM EDT THIS MORNING... THE FLOOD WATCH CONTINUES FOR * PORTIONS OF NORTHERN CONNECTICUT...SOUTHEASTERN MASSACHUSETTS AND RHODE ISLAND...INCLUDING THE FOLLOWING AREAS...IN NORTHERN CONNECTICUT...HARTFORD CT...TOLLAND CT AND WINDHAM CT. IN SOUTHEASTERN MASSACHUSETTS...EASTERN PLYMOUTH MA...NORTHERN BRISTOL MA...SOUTHERN BRISTOL MA...SOUTHERN PLYMOUTH MA AND WESTERN PLYMOUTH MA. IN RHODE ISLAND...BRISTOL RI...EASTERN KENT RI...NEWPORT RI...NORTHWEST PROVIDENCE RI...SOUTHEAST PROVIDENCE RI...WASHINGTON RI AND WESTERN KENT RI. * UNTIL 8 AM EDT THIS MORNING * MODERATE TO HEAVY RAIN WILL CONTINUE THROUGH 8 AM. RAINFALL TOTALS SHOULD AVERAGE BETWEEN 1 AND 2 INCHES ACROSS MUCH OF SOUTHERN NEW ENGLAND...WITH A FEW LOCALLY HIGHER AMOUNTS POSSIBLE. THIS BRINGS THE POTENTIAL FOR SOME MINOR FLOODING ON SMALL STREAMS AS WELL AS IN URBAN AREAS. THE RAIN SHOULD RAPIDLY COME TO AN END FROM SOUTH TO NORTH BY EARLY TO MID MORNING. * IN RHODE ISLAND...MINOR FLOODING ALONG THE PAWTUXET RIVER AT CRANSTON IS EXPECTED TOWARDS DAYBREAK. STRONG RISES ARE EXPECTED ON MANY LARGER TRIBUTARIES...AND THERE IS THE POSSIBILITY THAT A FEW MAY COME CLOSE TO FLOOD STAGE LATER TODAY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FLOOD WATCH MEANS THERE IS A POTENTIAL FOR FLOODING BASED ON CURRENT FORECASTS. YOU SHOULD MONITOR LATER FORECASTS AND BE ALERT FOR POSSIBLE FLOOD WARNINGS. THOSE LIVING IN AREAS PRONE TO FLOODING SHOULD BE PREPARED TO TAKE ACTION SHOULD FLOODING DEVELOP. && $$ MAZ002>016-026-NHZ011-012-015-241400- /O.CON.KBOX.FA.A.0003.000000T0000Z-090724T1400Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ 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 MIDDLESEX MA-CHESHIRE NH-EASTERN HILLSBOROUGH NH- WESTERN AND CENTRAL HILLSBOROUGH NH- INCLUDING THE CITIES OF...CHARLEMONT...GREENFIELD...ORANGE... BARRE...FITCHBURG...FRAMINGHAM...LOWELL...LAWRENCE...GLOUCESTER... CHESTERFIELD...BLANDFORD...AMHERST...NORTHAMPTON...SPRINGFIELD... MILFORD...WORCESTER...FOXBORO...NORWOOD...CAMBRIDGE...BOSTON... QUINCY...AYER...JAFFREY...KEENE...MANCHESTER...NASHUA... PETERBOROUGH...WEARE 454 AM EDT FRI JUL 24 2009 ...FLOOD WATCH REMAINS IN EFFECT UNTIL 10 AM EDT THIS MORNING... THE FLOOD WATCH CONTINUES FOR * PORTIONS OF MASSACHUSETTS AND SOUTHERN NEW HAMPSHIRE... INCLUDING THE FOLLOWING AREAS...IN MASSACHUSETTS...CENTRAL MIDDLESEX MA...EASTERN ESSEX MA...EASTERN FRANKLIN MA... EASTERN HAMPDEN MA...EASTERN HAMPSHIRE MA...EASTERN NORFOLK MA...NORTHERN MIDDLESEX MA...NORTHERN WORCESTER MA...SOUTHEAST MIDDLESEX MA...SOUTHERN WORCESTER MA...SUFFOLK MA...WESTERN ESSEX MA...WESTERN FRANKLIN MA...WESTERN HAMPDEN MA...WESTERN HAMPSHIRE MA AND WESTERN NORFOLK MA. IN SOUTHERN NEW HAMPSHIRE...CHESHIRE NH...EASTERN HILLSBOROUGH NH AND WESTERN AND CENTRAL HILLSBOROUGH NH. * UNTIL 10 AM EDT THIS MORNING * MODERATE TO HEAVY RAIN WILL CONTINUE THROUGH 10 AM. RAINFALL TOTALS SHOULD AVERAGE BETWEEN 1 AND 2 INCHES ACROSS MUCH OF SOUTHERN NEW ENGLAND...WITH A FEW LOCALLY HIGHER AMOUNTS POSSIBLE. THIS BRINGS THE POTENTIAL FOR SOME MINOR FLOODING ON SMALL STREAMS AS WELL AS IN URBAN AREAS. THE RAIN SHOULD RAPIDLY COME TO AN END FROM SOUTH TO NORTH BY EARLY TO MID MORNING. * THE POTENTIAL EXISTS FOR FLOODING ON SMALL STREAMS AS WELL AS IN URBAN AREAS. STRONG RISES ARE EXPECTED ON MANY LARGER TRIBUTARIES. THERE IS THE POSSIBILITY THAT A FEW MAY COME CLOSE TO FLOOD STAGE LATER TODAY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FLOOD WATCH MEANS THERE IS A POTENTIAL FOR FLOODING BASED ON CURRENT FORECASTS. YOU SHOULD MONITOR LATER FORECASTS AND BE ALERT FOR POSSIBLE FLOOD WARNINGS. THOSE LIVING IN AREAS PRONE TO FLOODING SHOULD BE PREPARED TO TAKE ACTION SHOULD FLOODING DEVELOP. && $$ BELK
000 WGUS61 KBOX 241409 FFABOX FLOOD WATCH NATIONAL WEATHER SERVICE TAUNTON MA 1009 AM EDT FRI JUL 24 2009 ...FLOOD WATCH HAS EXPIRED... MAZ002>016-026-NHZ011-012-015-241515- /O.EXP.KBOX.FA.A.0003.000000T0000Z-090724T1400Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ 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 MIDDLESEX MA-CHESHIRE NH-EASTERN HILLSBOROUGH NH- WESTERN AND CENTRAL HILLSBOROUGH NH- INCLUDING THE CITIES OF...CHARLEMONT...GREENFIELD...ORANGE... BARRE...FITCHBURG...FRAMINGHAM...LOWELL...LAWRENCE...GLOUCESTER... CHESTERFIELD...BLANDFORD...AMHERST...NORTHAMPTON...SPRINGFIELD... MILFORD...WORCESTER...FOXBORO...NORWOOD...CAMBRIDGE...BOSTON... QUINCY...AYER...JAFFREY...KEENE...MANCHESTER...NASHUA... PETERBOROUGH...WEARE 1009 AM EDT FRI JUL 24 2009 ...FLOOD WATCH HAS EXPIRED... THE FLOOD WATCH FOR PORTIONS OF MASSACHUSETTS AND SOUTHERN NEW HAMPSHIRE HAS EXPIRED. THE LARGE SWATH OF RAIN ASSOCIATED WITH COASTAL LOW PRESSURE HAS PULLED NORTHEAST OF THE WATCH AREA. THIS RAIN PRODUCED A STRONG RISE ON MANY AREA STREAMS AND RIVERS. WITH THE WIDESPREAD RAIN AT AN END...QUICK RESPONDING STREAMS ARE EXPECTED TO CREST WITHIN THEIR BANKS AROUND THIS TIME...AND BEGIN TO FALL THIS AFTERNOON. HOWEVER...IT IS POSSIBLE THAT A FEW SLOWER RESPONDING STREAMS MAY SEEP OUT OF THEIR BANKS DURING THE NEXT SEVERAL HOURS. THIS MAY PROMPT FLOOD ADVISORIES FOR MINOR FLOODING. HOWEVER THE THREAT FOR SIGNIFICANT FLOODING HAS COME TO AN END...THEREFORE THE FLOOD WATCH IS BEING ALLOWED TO EXPIRE. SOME SCATTERED TO ISOLATED SHOWERS AND THUNDERSTORMS ASSOCIATED WITH AN UPPER LEVEL DISTURBANCE ARE ANTICIPATED THIS AFTERNOON. $$ NMB
What forecasters said that day
The local office's own words before this flood 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 flood watch went out at Jul 23, 10:31 AM EDT, 4 hours 23 minutes earlier.
Area forecast discussion, Jul 23, 10:31 AM EDT, 4 hours 23 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE TAUNTON MA
1031 AM EDT THU JUL 23 2009
.SYNOPSIS...
A BACK-DOOR COLD FRONT WILL MOVE SOUTH ACROSS SOUTHERN NEW ENGLAND
THIS MORNING. A LOW PRESSURE OF TROPICAL ORIGIN WILL TRACK UP THE
EASTERN SEABOARD TONIGHT AND EARLY FRIDAY...POSSIBLY BRINGING HEAVY
RAINFALL TO OUR REGION. WARMER AND MORE HUMID CONDITIONS CAN BE
EXPECTED THIS WEEKEND THROUGH MID-WEEK WITH SHOWERS AND THUNDERSTORMS
POSSIBLE EACH DAY.
&&
.NEAR TERM /UNTIL 6 PM THIS EVENING/...
MADE ADJUSTMENTS ON TIMING OF POPS BASED ON RADAR EXTRAPOLATION.
TIMING BRINGS PCPN TO SOUTH COAST NOON-1PM AND TO MASS PIKE AROUND 4
PM. USED THIS FOR THE PROGRESS OF LIKELY POPS WITH CHANCE POPS A
SHORT DISTANCE NORTH OF THERE. ALSO NOTE COLD TOPS ON THE CLOUDS
MOVING NORTH UP THE COAST AS WELL AS ISOLATED THUNDER...HAVE ADDED
CHANCE OF THUNDER WHICH REACHES THE SOUTH COAST THIS EVENING.
&&
.SHORT TERM /6 PM THIS EVENING THROUGH 6 PM FRIDAY/...
CONTINUED TO FOLLOW THE GFS/ECMWF CONSENSUS SOLUTION TONIGHT. THIS
WOULD PLACE THE HEAVIEST RAINFALL ACROSS EASTERN MA AND RI TONIGHT.
A SLOW DRYING TREND FRIDAY AS THIS LOW PRESSURE MOVES INTO THE GULF
OF MAINE. CATEGORICAL POPS FOR MOST AREAS TONIGHT...HIGHEST TOWARD
THE EAST COAST OF MA.
PRIMARILY USED THE MAV GUIDANCE TEMPERATURES TO TREND PREVIOUS
FORECAST. MET GUIDANCE IGNORED WITH DISCOUNTING OF THE NAM SOLUTION.
THAT SAID...MAV GUIDANCE LOOKS A BIT HIGH FRIDAY GIVEN THE AMOUNT OF
EXPECTED CLOUD COVER.
&&
.LONG TERM /FRIDAY NIGHT THROUGH WEDNESDAY/...
THE MODELS ARE IN BETTER AGREEMENT TONIGHT. THE GENERAL PATTERN
THROUGH THE WEEKEND AND INTO THE MIDDLE OF NEXT WEEK IS AN UPPER
LEVEL TROUGH OVER THE GREAT LAKES REGION AND A BROAD RIDGE OVER THE
NORTH ATLANTIC. THERE ARE A COUPLE OF SHORTWAVES THAT WILL MOVE
THROUGH...INCREASING THE CHANCE OF SHOWERS AND THUNDERSTORMS.
THERE REMAIN TO BE SOME DIFFERENCES IN THE DETAILS WHICH WILL AFFECT
THE TIMING OF THE AFOREMENTIONED SHORTWAVES AND THUS WHERE/WHEN THE
BEST CHANCES OF SHOWERS AND THUNDERSTORMS WILL BE. ONE EXCEPTION TO
THIS IS SATURDAY WHEN SHORTWAVE RIDGING AND ASSOCIATED SUBSIDENCE
WILL LIKELY PRECLUDE ANY SHOWER OR THUNDERSTORM DEVELOPMENT. BEYOND
SATURDAY...WILL GO WITH LOW END CHANCE POPS EACH DAY.
OTHERWISE TEMPERATURES WILL BE RIGHT AROUND TO SLIGHTLY ABOVE NORMAL
THROUGH WEDNESDAY. PATCHY FOG WILL BE POSSIBLE EACH NIGHT...
PARTICULARLY IN AREAS THAT RECEIVE RAIN IN THE AFTERNOON AND EVENING
HOURS.
&&
.AVIATION /15Z THURSDAY THROUGH MONDAY/...
THIS AFTERNOON...WIDESPREAD MVFR CIGS AND AREAS IFR DEVELOPING AS
LOW LEVEL MOISTURE INCREASES. SCT SHOWERS POSSIBLE THIS
AFTERNOON...ESPECIALLY SOUTH OF I-90.
TONIGHT...MVFR/IFR LIKELY IN SHOWERS AND FOG.
FRIDAY...IFR CONDITIONS PERSISTING WITH LOW CLOUDS AND FOG PATCHES
ALONG THE COAST.
OUTLOOK /FRIDAY NIGHT THROUGH MONDAY/...
FRIDAY NIGHT...IFR CONDITIONS IN LOW CLOUDS AND FOG PATCHES.
SATURDAY...VFR.
SUNDAY AND MONDAY...MAINLY VFR WITH MVFR POSSIBLE IN AFTERNOON
SHRA/TSRA. MVFR/IFR CONDITIONS POSSIBLE OVERNIGHT IN PATCHY FOG.
&&
.MARINE...
EAST WINDS WILL INCREASE AS COASTAL LOW MOVES UP DURING THE
AFTERNOON...BUT SPEED SHOULD HOLD AT OR BELOW 15 KNOTS.
TONIGHT...WINDS WILL DEPEND ON TRACK/INTENSITY OF A QUASI-TROPICAL
LOW PRES. BUT IT DOES APPEAR LIKELY THAT A PERIOD OF EASTERLY SMALL
CRAFT ADVISORY WIND GUSTS WILL AFFECT THE WATERS WITH BUILDING SEAS.
HAVE POSTED A SMALL CRAFT ADVISORY FOR TONIGHT WHERE CONFIDENCE IS
HIGHEST. THIS ADVISORY MAY NEED TO BE EXPANDED...BUT WILL LET NEXT
SHIFT DECIDE IF THAT IS THE CASE.
FRIDAY...A SMALL CRAFT ADVISORY FOR SEAS WILL LIKELY BE NEEDED DUE
TO SE SWELL FROM ANOTHER APPROACHING TROPICAL WAVE. SCATTERED NE WIND
GUSTS TO 25 KT POSSIBLE. UNDERCUT WAVE GUIDANCE SLIGHTLY AT THIS
TIME.
OUTLOOK /FRIDAY NIGHT THROUGH MONDAY/...
FRIDAY NIGHT...SEAS 5 TO 7 FEET ON THE OUTER WATERS GRADUALLY
DIMINISHING THROUGH THE NIGHT. SMALL CRAFT ADVISORY MAY NEED TO BE
CONTINUED INTO FRIDAY NIGHT FOR HAZARDOUS SEAS. SOUTHWESTERLY WINDS
10 TO 15 KTS. REDUCED VSBYS POSSIBLE IN FOG.
SATURDAY...SEAS CONTINUE TO DIMINISH THROUGH THE DAY FALLING BELOW 5
FEET...THEN START INCREASING OVERNIGHT WITH 5 FOOTERS REACHING THE
SOUTHWESTERN WATERS. SOUTHWESTERLY WINDS 10 TO 15 KTS SHIFT TO THE
SOUTH LATE SATURDAY NIGHT. REDUCED VSBYS POSSIBLE IN FOG OVERNIGHT.
SUNDAY...SMALL CRAFT FOR SEAS POSSIBLE WITH BUILDING SEAS.
SOUTHERLY WINDS 10 TO 15 KTS. REDUCED VSBYS POSSIBLE IN AFTERNOON
SHOWERS AND THUNDERSTORMS AND OVERNIGHT FOG.
MONDAY...SEAS DIMINISH GRADUALLY REMAINING AT 5 FEET ON THE OUTER
WATERS. SOUTHERLY WINDS 10 TO 15 KTS. REDUCED VSBYS POSSIBLE IN
AFTERNOON SHOWERS AND THUNDERSTORMS AND OVERNIGHT FOG.
&&
.HYDROLOGY...
NO FLOOD WATCH YET. PRELIMINARY RAINFALL ESTIMATE IS 1-3 INCHES...
WITH THE HEAVIEST ACROSS EASTERN NEW ENG. THESE AMOUNTS ARE LESS THAN
WHAT IS NEEDED FOR RIVER FLOODING. NERFC DID A CONTINGENCY FORECAST
FOR 3-4 INCHES IN A 12 HR PERIOD...WHICH PRODUCED MINOR TO MODERATE
FLOODING ON MANY OF THE TRIBUTARIES. SO IF LATER FORECASTS INDICATE A
GREATER POTENTIAL FOR 3-4 INCH RAINFALL...A FLOOD WATCH MAY BE
NEEDED.
&&
.TIDES/COASTAL FLOODING...
ASTRONOMICAL TIDES ARE HIGH FOR THE HIGH TIDE CYCLE JUST AFTER
MIDNIGHT TONIGHT. WHILE WINDS AND SEAS MAY NOT BE STRONG ENOUGH AT
THIS TIME TO PRODUCE COASTAL FLOODING. MINOR SPLASHOVER IS MORE
LIKELY ALONG THE EAST COAST OF MA.
&&
.BOX WATCHES/WARNINGS/ADVISORIES...
CT...NONE.
MA...NONE.
NH...NONE.
RI...NONE.
MARINE...SMALL CRAFT ADVISORY FROM 10 PM THIS EVENING TO 6 AM EDT
FRIDAY FOR ANZ232.
SMALL CRAFT ADVISORY FROM 10 PM THIS EVENING TO 6 PM EDT
FRIDAY FOR ANZ235-237-250-254.
SMALL CRAFT ADVISORY FROM 6 PM THIS EVENING TO 6 PM EDT FRIDAY
FOR ANZ255-256.
&&
SYNOPSIS...BELK/RLG
NEAR TERM...WTB
SHORT TERM...BELK
LONG TERM...RLG
AVIATION...BELK/RLG
MARINE...BELK/RLG
HYDROLOGY...
TIDES/COASTAL FLOODING...Hazardous weather outlook, Jul 23, 5:03 AM EDT, 9 hours 51 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE TAUNTON MA 503 AM EDT THU JUL 23 2009 MAZ007-015-016-019>024-RIZ006>008-240915- EASTERN ESSEX MA-SUFFOLK MA-EASTERN NORFOLK MA-EASTERN PLYMOUTH MA- SOUTHERN BRISTOL MA-SOUTHERN PLYMOUTH MA-BARNSTABLE MA-DUKES MA- NANTUCKET MA-WASHINGTON RI-NEWPORT RI-BLOCK ISLAND RI- 503 AM EDT THU JUL 23 2009 THIS HAZARDOUS WEATHER OUTLOOK IS FOR EASTERN MASSACHUSETTS...NORTHEASTERN MASSACHUSETTS...SOUTHEASTERN MASSACHUSETTS AND SOUTHERN RHODE ISLAND. .DAY ONE...TODAY AND TONIGHT. A PERIOD OF RAINFALL LATE TODAY INTO TONIGHT MAY RESULT IN LOCALLY HEAVY AMOUNTS. THIS IN TURN COULD LEAD TO SOME FLOODING...ESPECIALLY OF URBAN AND POOR DRAINAGE AREAS. CURRENT FORECAST INDICATES THE POTENTIAL FOR ONE TO THREE INCHES OF RAINFALL...BUT THE SCOPE AND PLACEMENT REMAINS SOMEWHAT UNCERTAIN. IF RAINFALL IS HEAVIER THAN THIS...SOME FLOODING OF SMALLER RIVERS AND STREAMS IS POSSIBLE. GIVEN THE COMBINATION OF A HIGH ASTRONOMICAL TIDE...AND POTENTIAL FOR HIGH SURF...THERE IS A LOW CHANCE OF MINOR SPLASHOVER DURING THE TIMES OF HIGH TIDE EARLY FRIDAY MORNING ALONG THE EAST COAST OF MASSACHUSETTS. .DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY. A HIGH SURF ADVISORY MAY BE NEEDED ALONG THE RHODE ISLAND AND MASSACHUSETTS COASTS WITH SEAS UP TO 7 FT POSSIBLE LATE THURSDAY NIGHT AND FRIDAY. SCATTERED THUNDERSTORMS ARE POSSIBLE EACH AFTERNOON FROM SUNDAY INTO WEDNESDAY...BUT CONFIDENCE IS CURRENTLY LOW REGARDING THE TIMING. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION MAY BE NEEDED TONIGHT INTO FRIDAY...MAINLY FOR RAINFALL AND FLOODING REPORTS. CTZ002>004-MAZ002>006-008>014-017-018-026-NHZ011-012-015-RIZ001>005- 240915- HARTFORD CT-TOLLAND CT-WINDHAM CT-WESTERN FRANKLIN MA- EASTERN FRANKLIN MA-NORTHERN WORCESTER MA-CENTRAL MIDDLESEX MA- WESTERN ESSEX MA-WESTERN HAMPSHIRE MA-WESTERN HAMPDEN MA- EASTERN HAMPSHIRE MA-EASTERN HAMPDEN MA-SOUTHERN WORCESTER MA- WESTERN NORFOLK MA-SOUTHEAST MIDDLESEX MA-NORTHERN BRISTOL MA- WESTERN 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- 503 AM EDT THU JUL 23 2009 THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTHERN CONNECTICUT... CENTRAL MASSACHUSETTS...INTERIOR MASSACHUSETTS...SOUTHERN NEW HAMPSHIRE AND NORTHERN RHODE ISLAND. .DAY ONE...TODAY AND TONIGHT. A PERIOD OF RAINFALL LATE TODAY INTO TONIGHT MAY RESULT IN LOCALLY HEAVY AMOUNTS. THIS IN TURN COULD LEAD TO SOME FLOODING...ESPECIALLY OF URBAN AND POOR DRAINAGE AREAS. CURRENT FORECAST INDICATES THE POTENTIAL FOR ONE TO THREE INCHES OF RAINFALL...BUT THE SCOPE AND PLACEMENT REMAINS SOMEWHAT UNCERTAIN. IF RAINFALL IS HEAVIER THAN THIS...SOME FLOODING OF SMALLER RIVERS AND STREAMS IS POSSIBLE. .DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY. SCATTERED THUNDERSTORMS ARE POSSIBLE EACH AFTERNOON FROM SUNDAY INTO WEDNESDAY...BUT CONFIDENCE IS CURRENTLY LOW REGARDING THE TIMING. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION MAY BE NEEDED TONIGHT INTO FRIDAY...MAINLY FOR RAINFALL AND FLOODING REPORTS. ANZ230>237-250-251-254>256-240915- 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- 503 AM EDT THU JUL 23 2009 THIS HAZARDOUS WEATHER OUTLOOK IS FOR MASSACHUSETTS AND RHODE ISLAND COASTAL WATERS. .DAY ONE...TODAY AND TONIGHT. A TROPICAL WAVE CURRENTLY LOCATED NEAR THE BAHAMAS WILL BRING SOME INCREASING SOUTHEASTERLY SWELL ACROSS THE COASTAL WATERS BY FRIDAY. EAST WINDS MAY GUST TO 30 KT OR MORE ACROSS PORTIONS OF THE COASTAL WATERS TONIGHT INTO FRIDAY MORNING. PLEASE READ THE LATEST DISCUSSIONS FROM THE TROPICAL PREDICTION CENTER. .DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY. NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME. BELK
The office that day
Everything else NWS Boston/Norton, MA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 23, 4:40 AM EDT | Small Craft Advisory | BOX | 48 hr | |
| Jul 23, 4:48 AM EDT | Coastal Flood Statement | BOX | Essex, Norfolk, Plymouth, Suffolk | 11 hr |
| Jul 23, 3:51 PM EDT | Gale Warning | BOX | 17 hr | |
| Jul 23, 4:16 PM EDT | Coastal Flood Advisory | BOX | Barnstable, Bristol, Dukes, Essex, Nantucket, Norfolk and 2 more | 11 hr |
| Jul 23, 4:16 PM EDT | High Surf Advisory | BOX | Barnstable, Bristol, Dukes, Nantucket | 28 hr |
Nearby
Flood Watches in Massachusetts, 2009Flood Watches in Rhode Island, 2009Flood Watches in New Hampshire, 2009Every flood watch in 2009
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.