#BOX #MAwx 872
FXUS61 KBOX 131149
AFDBOX

Area Forecast Discussion
National Weather Service Boston/Norton MA
749 AM EDT Wed May 13 2026

.WHAT HAS CHANGED...
Increased probability for 1-2" of rainfall possible Thu into
Fri.

&&

.KEY MESSAGES...

- Widespread rainfall Thu into Fri, with 1-2" possible in spots.

- Cool weather Friday, gives way to a pattern change this
weekend into next week, accompanied by unseasonable warmth.

&&

.DISCUSSION...
KEY MESSAGE 1...Appr https://mesonet.agron.iastate.edu/p.php?pid=202605131149-KBOX-FXUS61-AFDBOX

#BOX #MAwx 117
FXUS61 KBOX 130600
AFDBOX

Area Forecast Discussion
National Weather Service Boston/Norton MA
200 AM EDT Wed May 13 2026

.WHAT HAS CHANGED...
Increased probability for 1-2" of rainfall possible Thu into
Fri.

&&

.KEY MESSAGES...

- Widespread rainfall Thu into Fri, with 1-2" possible in spots.

- Cool weather Friday, gives way to a pattern change this
weekend into next week, accompanied by unseasonable warmth.

&&

.DISCUSSION...
KEY MESSAGE 1...Appr https://mesonet.agron.iastate.edu/p.php?pid=202605130600-KBOX-FXUS61-AFDBOX

#BOX #MAwx 486
CDUS41 KBOX 130533
CLIPVD

CLIMATE REPORT
NATIONAL WEATHER SERVICE BOSTON/NORTON MA
133 AM EDT WED MAY 13 2026

...................................

...THE PROVIDENCE RI CLIMATE SUMMARY FOR MAY 12 2026...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1904 TO 2026

WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
https://mesonet.agron.iastate.edu/p.php?pid=202605130533-KBOX-CDUS41-CLIPVD

#BOX #MAwx 487
CDUS41 KBOX 130533
CLIBDL

CLIMATE REPORT
NATIONAL WEATHER SERVICE BOSTON/NORTON MA
133 AM EDT WED MAY 13 2026

...................................

...THE HARTFORD CT CLIMATE SUMMARY FOR MAY 12 2026...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1904 TO 2026

WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
https://mesonet.agron.iastate.edu/p.php?pid=202605130533-KBOX-CDUS41-CLIBDL

#BOX #MAwx 489
CDUS41 KBOX 130533
CLIBOS

CLIMATE REPORT
NATIONAL WEATHER SERVICE BOSTON/NORTON MA
133 AM EDT WED MAY 13 2026

...................................

...THE BOSTON MA CLIMATE SUMMARY FOR MAY 12 2026...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1872 TO 2026

WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
https://mesonet.agron.iastate.edu/p.php?pid=202605130533-KBOX-CDUS41-CLIBOS

#BOX #MAwx 488
CDUS41 KBOX 130533
CLIORH

CLIMATE REPORT
NATIONAL WEATHER SERVICE BOSTON/NORTON MA
133 AM EDT WED MAY 13 2026

...................................

...THE WORCESTER MA CLIMATE SUMMARY FOR MAY 12 2026...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1892 TO 2026

WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
https://mesonet.agron.iastate.edu/p.php?pid=202605130533-KBOX-CDUS41-CLIORH

#BOX #MAwx 089
FXUS61 KBOX 122303
AFDBOX

Area Forecast Discussion
National Weather Service Boston/Norton MA
703 PM EDT Tue May 12 2026

.WHAT HAS CHANGED...
Wind gust forecast has increased slightly for Wednesday and
Small Craft Advisories have been issued for nearshore waters.

&&

.KEY MESSAGES...

- Unsettled pattern mid to late week brining wind and rain.

- Unseasonable warmth expected this weekend into early next
week.

&&

.DISCUSSION...
KEY MESSAGE 1...Uns https://mesonet.agron.iastate.edu/p.php?pid=202605122303-KBOX-FXUS61-AFDBOX

#BOX #MAwx 135
CDUS41 KBOX 122129
CLIBDL

CLIMATE REPORT
NATIONAL WEATHER SERVICE BOSTON/NORTON MA
529 PM EDT TUE MAY 12 2026

...................................

...THE HARTFORD CT CLIMATE SUMMARY FOR MAY 12 2026...
VALID TODAY AS OF 0500 PM LOCAL TIME.

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1904 TO 2026

WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
https://mesonet.agron.iastate.edu/p.php?pid=202605122129-KBOX-CDUS41-CLIBDL

#BOX #MAwx 137
CDUS41 KBOX 122129
CLIBOS

CLIMATE REPORT
NATIONAL WEATHER SERVICE BOSTON/NORTON MA
529 PM EDT TUE MAY 12 2026

...................................

...THE BOSTON MA CLIMATE SUMMARY FOR MAY 12 2026...
VALID TODAY AS OF 0500 PM LOCAL TIME.

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1872 TO 2026

WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
https://mesonet.agron.iastate.edu/p.php?pid=202605122129-KBOX-CDUS41-CLIBOS

#BOX #MAwx 136
CDUS41 KBOX 122129
CLIORH

CLIMATE REPORT
NATIONAL WEATHER SERVICE BOSTON/NORTON MA
529 PM EDT TUE MAY 12 2026

...................................

...THE WORCESTER MA CLIMATE SUMMARY FOR MAY 12 2026...
VALID TODAY AS OF 0500 PM LOCAL TIME.

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1892 TO 2026

WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
https://mesonet.agron.iastate.edu/p.php?pid=202605122129-KBOX-CDUS41-CLIORH