Alert archive / Massachusetts / Frost Advisories in 2007

Frost Advisory 5, NWS Boston/Norton, MA

May 13, 200710 counties in Massachusetts; Kent County, Providence County, Washington County, Rhode Island; Capitol Planning Region, Northeastern Connecticut Planning Region, Connecticut

NWS Boston/Norton, MA issued this frost advisory at May 13, 2007, 3:59 AM EDT for 10 counties in Massachusetts; Kent County, Providence County, Washington County, Rhode Island; Capitol Planning Region, Northeastern Connecticut Planning Region, Connecticut. It took effect at May 14, 2007, 1:00 AM EDT. It was in force for 5 hr.

The area

The counties it named.

The facts

Issued
May 13, 2007, 3:59 AM EDT (07:59 UTC)
In effect from
May 14, 2007, 1:00 AM EDT
Expired
May 14, 2007, 6:00 AM EDT
In force
5 hr
Issued by
NWS Boston/Norton, MA

Counties Capitol Planning Region, CT, Northeastern Connecticut Planning Region, CT, Barnstable County, MA, Bristol County, MA, Dukes County, MA, Essex County, MA, Hampden County, MA, Hampshire County, MA, Middlesex County, MA, Norfolk County, MA, Plymouth County, MA, Worcester County, MA, Kent County, RI, Providence County, RI, Washington County, RI

The radar

The Boston radar (KBOX), 32 km from the middle of the area, began a volume at 07:58 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, 8.0 hours before the alert went out and 133 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.

Skew-T log-pSkew-T log-p diagram, Chatham, MA at 00:00Z on 2007-05-13Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Chatham, MA at 00:00Z on 2007-05-13The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -105 square meters per square second.19395878Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1650 m above ground
0-6 km bulk shear
45 kt
0-1 km storm-relative helicity
-105 m²/s²
0-3 km storm-relative helicity
-51 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
WWUS71 KBOX 130759
NPWBOX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE TAUNTON MA
359 AM EDT SUN MAY 13 2007


CTZ002>004-MAZ005>007-009>013-017>023-026-RIZ001-003-006-131600-
/O.NEW.KBOX.FR.Y.0005.070514T0500Z-070514T1000Z/
HARTFORD CT-TOLLAND CT-WINDHAM CT-CENTRAL MIDDLESEX MA-
WESTERN ESSEX MA-EASTERN ESSEX MA-WESTERN HAMPDEN MA-
EASTERN HAMPSHIRE MA-EASTERN HAMPDEN MA-SOUTHERN WORCESTER MA-
WESTERN NORFOLK MA-NORTHERN BRISTOL MA-WESTERN PLYMOUTH MA-
EASTERN PLYMOUTH MA-SOUTHERN BRISTOL MA-SOUTHERN PLYMOUTH MA-
BARNSTABLE MA-DUKES MA-NORTHERN MIDDLESEX MA-
NORTHWEST PROVIDENCE RI-WESTERN KENT RI-WASHINGTON RI-
INCLUDING THE CITIES OF...HARTFORD...WINDSOR LOCKS...UNION...
VERNON...PUTNAM...WILLIMANTIC...FRAMINGHAM...LOWELL...LAWRENCE...
GLOUCESTER...BLANDFORD...AMHERST...NORTHAMPTON...SPRINGFIELD...
MILFORD...WORCESTER...FOXBORO...NORWOOD...TAUNTON...BROCKTON...
PLYMOUTH...FALL RIVER...NEW BEDFORD...MATTAPOISETT...CHATHAM...
FALMOUTH...PROVINCETOWN...VINEYARD HAVEN...AYER...FOSTER...
SMITHFIELD...WEST GREENWICH...NARRAGANSETT...WESTERLY
359 AM EDT SUN MAY 13 2007

...FROST ADVISORY IN EFFECT FROM 1 AM TO 6 AM EDT MONDAY...

THE NATIONAL WEATHER SERVICE IN TAUNTON HAS ISSUED A FROST
ADVISORY...WHICH IS IN EFFECT FROM 1 AM TO 6 AM EDT MONDAY. 

CONDITIONS ARE FAVORABLE FOR 1 TO POSSIBLY AS MUCH AS 4 HOURS OF
FROSTY CONDITIONS IN THE COUNTRYSIDE OF NORTHERN CONNECTICUT...WESTERN
AND FAR NORTHERN RHODE ISLAND AS WELL AS THE PARTS OF EASTERN AND
SOUTHERN MASSACHUSETTS OUT TO THE UPPER PART OF CAPE COD AND MARTHAS
VINEYARD.

THE EXTENT OF THE FROST IS SOMEWHAT UNCERTAIN BUT THE FORECAST IS FOR 
A POTENTIALLY DAMAGING FROST FOR VULNERABLE VEGETATION. TEMPERATURES
IN A FEW SPOTS MAY DROP TO 32 DEGREES BETWEEN 4 AM AND 530 AM...ESPECIALLY
NEAR WILLIMANTIC...TAUNTON...NORWOOD AND MARTHAS VINEYARD.

A FROST ADVISORY IS ISSUED WHEN FROST IS EXPECTED TO DEVELOP DURING
THE GROWING SEASON. THOSE WITH AGRICULTURAL INTERESTS ARE ADVISED TO
HARVEST OR PROTECT TENDER VEGETATION. ALSO...POTTED PLANTS NORMALLY
LEFT OUTDOORS SHOULD BE COVERED OR BROUGHT INSIDE AWAY FROM THE COLD.

$$
DRAG
6 follow-up statements
000 
WWUS71 KBOX 131315
NPWBOX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE TAUNTON MA
915 AM EDT SUN MAY 13 2007

CTZ002>004-MAZ005>007-009>013-017>023-026-RIZ001-003-006-132115-
/O.CON.KBOX.FR.Y.0005.070514T0500Z-070514T1000Z/
HARTFORD CT-TOLLAND CT-WINDHAM CT-CENTRAL MIDDLESEX MA-
WESTERN ESSEX MA-EASTERN ESSEX MA-WESTERN HAMPDEN MA-
EASTERN HAMPSHIRE MA-EASTERN HAMPDEN MA-SOUTHERN WORCESTER MA-
WESTERN NORFOLK MA-NORTHERN BRISTOL MA-WESTERN PLYMOUTH MA-
EASTERN PLYMOUTH MA-SOUTHERN BRISTOL MA-SOUTHERN PLYMOUTH MA-
BARNSTABLE MA-DUKES MA-NORTHERN MIDDLESEX MA-
NORTHWEST PROVIDENCE RI-WESTERN KENT RI-WASHINGTON RI-
INCLUDING THE CITIES OF...HARTFORD...WINDSOR LOCKS...UNION...
VERNON...PUTNAM...WILLIMANTIC...FRAMINGHAM...LOWELL...LAWRENCE...
GLOUCESTER...BLANDFORD...AMHERST...NORTHAMPTON...SPRINGFIELD...
MILFORD...WORCESTER...FOXBORO...NORWOOD...TAUNTON...BROCKTON...
PLYMOUTH...FALL RIVER...NEW BEDFORD...MATTAPOISETT...CHATHAM...
FALMOUTH...PROVINCETOWN...VINEYARD HAVEN...AYER...FOSTER...
SMITHFIELD...WEST GREENWICH...NARRAGANSETT...WESTERLY
915 AM EDT SUN MAY 13 2007

...FROST ADVISORY REMAINS IN EFFECT FROM 1 AM TO 6 AM EDT
MONDAY...

A FROST ADVISORY REMAINS IN EFFECT FROM 1 AM TO 6 AM EDT MONDAY. 
CONDITIONS ARE FAVORABLE FOR 1 TO POSSIBLY AS MUCH AS 4 HOURS OF
FROSTY CONDITIONS IN THE COUNTRYSIDE OF NORTHERN CONNECTICUT...
WESTERN AND FAR NORTHERN RHODE ISLAND AS WELL AS THE PARTS OF EASTERN
AND SOUTHERN MASSACHUSETTS OUT TO THE UPPER PART OF CAPE COD AND
MARTHAS VINEYARD.

THE EXTENT OF THE FROST IS SOMEWHAT UNCERTAIN BUT THE FORECAST IS
FOR A POTENTIALLY DAMAGING FROST FOR VULNERABLE VEGETATION.
TEMPERATURES IN A FEW SPOTS MAY DROP TO 32 DEGREES BETWEEN 4 AM
AND 530 AM...ESPECIALLY NEAR WILLIMANTIC...TAUNTON...NORWOOD AND
MARTHAS VINEYARD.

A FROST ADVISORY IS ISSUED WHEN FROST IS EXPECTED TO DEVELOP
DURING THE GROWING SEASON. THOSE WITH AGRICULTURAL INTERESTS ARE
ADVISED TO HARVEST OR PROTECT TENDER VEGETATION. ALSO...POTTED
PLANTS NORMALLY LEFT OUTDOORS SHOULD BE COVERED OR BROUGHT INSIDE
AWAY FROM THE COLD.

$$

DRAG
000 
WWUS71 KBOX 131957
NPWBOX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE TAUNTON MA
357 PM EDT SUN MAY 13 2007

MAZ009>011-140400-
/O.UPG.KBOX.FR.Y.0005.070514T0500Z-070514T1000Z/
/O.NEW.KBOX.FZ.W.0003.070514T0500Z-070514T1000Z/
WESTERN HAMPDEN MA-EASTERN HAMPSHIRE MA-EASTERN HAMPDEN MA-
INCLUDING THE CITIES OF...BLANDFORD...AMHERST...NORTHAMPTON...
SPRINGFIELD
357 PM EDT SUN MAY 13 2007

...FREEZE WARNING IN EFFECT FROM 1 AM TO 6 AM EDT MONDAY...

THE NATIONAL WEATHER SERVICE IN TAUNTON HAS ISSUED A FREEZE
WARNING...WHICH IS IN EFFECT FROM 1 AM TO 6 AM EDT MONDAY. THE
FROST ADVISORY IS NO LONGER IN EFFECT. THE FREEZE WARNING INCLUDES
HAMPDEN AND EASTERN HAMPSHIRE COUNTIES IN WESTERN MASSACHUSETTS. 
THE GROWING SEASON RECENTLY BEGAN ACROSS THESE LOCATIONS MAY 10TH.

WIDESPREAD FROST IS EXPECTED TO DEVELOP UNDER MOSTLY CLEAR SKIES AND
DIMINISHING WINDS ACROSS THE PIONEER VALLEY AFTER 1 AM WITH FREEZING
TEMPERATURES EXPECTED FOR A COUPLE OF HOURS PRIOR TO DAYBREAK. LOW
TEMPERATURES TONIGHT WILL RANGE FROM THE UPPER 20S TO LOWER 30S WITH
THE COLDEST READINGS ACROSS THE NORMALLY COLDER LOW LYING SECTIONS.
EXPECT TEMPERATURES TO HOVER BETWEEN 29 AND 32 DEGREES BETWEEN 330AM
AND 530AM.

A FREEZE WARNING IS ISSUED WHEN FREEZING TEMPERATURES ARE
FORECAST TO THREATEN OUTDOOR PLANTS.  THOSE WITH AGRICULTURAL
INTERESTS IN THE WARNING AREA ARE ADVISED TO HARVEST OR PROTECT
TENDER VEGETATION.  ALSO...POTTED PLANTS NORMALLY LEFT OUTDOORS
SHOULD BE COVERED OR BROUGHT INSIDE AWAY FROM THE COLD.

$$

CTZ002>004-MAZ005>007-012-013-017>023-026-RIZ001-003-006-140400-
/O.CON.KBOX.FR.Y.0005.070514T0500Z-070514T1000Z/
HARTFORD CT-TOLLAND CT-WINDHAM CT-CENTRAL MIDDLESEX MA-
WESTERN ESSEX MA-EASTERN ESSEX MA-SOUTHERN WORCESTER MA-
WESTERN NORFOLK MA-NORTHERN BRISTOL MA-WESTERN PLYMOUTH MA-
EASTERN PLYMOUTH MA-SOUTHERN BRISTOL MA-SOUTHERN PLYMOUTH MA-
BARNSTABLE MA-DUKES MA-NORTHERN MIDDLESEX MA-
NORTHWEST PROVIDENCE RI-WESTERN KENT RI-WASHINGTON RI-
INCLUDING THE CITIES OF...HARTFORD...WINDSOR LOCKS...UNION...
VERNON...PUTNAM...WILLIMANTIC...FRAMINGHAM...LOWELL...LAWRENCE...
GLOUCESTER...MILFORD...WORCESTER...FOXBORO...NORWOOD...TAUNTON...
BROCKTON...PLYMOUTH...FALL RIVER...NEW BEDFORD...MATTAPOISETT...
CHATHAM...FALMOUTH...PROVINCETOWN...VINEYARD HAVEN...AYER...
FOSTER...SMITHFIELD...WEST GREENWICH...NARRAGANSETT...WESTERLY
357 PM EDT SUN MAY 13 2007

...FROST ADVISORY REMAINS IN EFFECT FROM 1 AM TO 6 AM EDT
MONDAY...

A FROST ADVISORY REMAINS IN EFFECT FROM 1 AM TO 6 AM EDT MONDAY
MORNING ACROSS ALL OF EASTERN MASSACHUSETTS...SOUTHERN WORCESTER
COUNTY...RHODE ISLAND AND NORTHERN CONNECTICUT. THE EXCEPTIONS
INCLUDE THE IMMEDIATE BOSTON AREA...NANTUCKET AND BLOCK ISLANDS.

AREAS OF FROST WILL OCCUR TONIGHT UNDER MOSTLY CLEAR SKIES AND 
DIMINISHING WIND. THE FORECAST IS FOR A POTENTIALLY DAMAGING FROST
FOR VULNERABLE VEGETATION. TEMPERATURES IN A FEW SPOTS MAY DROP TO 32
DEGREES BETWEEN 4 AM AND 530 AM...ESPECIALLY NEAR WILLIMANTIC...
TAUNTON...NORWOOD AND MARTHAS VINEYARD.

A FROST ADVISORY IS ISSUED WHEN FROST IS EXPECTED TO DEVELOP
DURING THE GROWING SEASON. THOSE WITH AGRICULTURAL INTERESTS ARE
ADVISED TO HARVEST OR PROTECT TENDER VEGETATION. ALSO...POTTED
PLANTS NORMALLY LEFT OUTDOORS SHOULD BE COVERED OR BROUGHT INSIDE
AWAY FROM THE COLD.

$$

STRAUSS
000 
WWUS71 KBOX 131958
NPWBOX

URGENT - WEATHER MESSAGE...RESENT
NATIONAL WEATHER SERVICE TAUNTON MA
358 PM EDT SUN MAY 13 2007

MAZ009>011-140415-
/O.UPG.KBOX.FR.Y.0005.070514T0500Z-070514T1000Z/
/O.NEW.KBOX.FZ.W.0003.070514T0500Z-070514T1000Z/
WESTERN HAMPDEN MA-EASTERN HAMPSHIRE MA-EASTERN HAMPDEN MA-
INCLUDING THE CITIES OF...BLANDFORD...AMHERST...NORTHAMPTON...
SPRINGFIELD
358 PM EDT SUN MAY 13 2007

...FREEZE WARNING IN EFFECT FROM 1 AM TO 6 AM EDT MONDAY...

THE NATIONAL WEATHER SERVICE IN TAUNTON HAS ISSUED A FREEZE
WARNING...WHICH IS IN EFFECT FROM 1 AM TO 6 AM EDT MONDAY. THE
FROST ADVISORY IS NO LONGER IN EFFECT. THE FREEZE WARNING INCLUDES
HAMPDEN AND EASTERN HAMPSHIRE COUNTIES IN WESTERN MASSACHUSETTS. 
THE GROWING SEASON RECENTLY BEGAN ACROSS THESE LOCATIONS MAY 10TH.

WIDESPREAD FROST IS EXPECTED TO DEVELOP UNDER MOSTLY CLEAR SKIES AND
DIMINISHING WINDS ACROSS THE PIONEER VALLEY AFTER 1 AM WITH FREEZING
TEMPERATURES EXPECTED FOR A COUPLE OF HOURS PRIOR TO DAYBREAK. LOW
TEMPERATURES TONIGHT WILL RANGE FROM THE UPPER 20S TO LOWER 30S WITH
THE COLDEST READINGS ACROSS THE NORMALLY COLDER LOW LYING SECTIONS.
EXPECT TEMPERATURES TO HOVER BETWEEN 29 AND 32 DEGREES BETWEEN 330AM
AND 530AM.

A FREEZE WARNING IS ISSUED WHEN FREEZING TEMPERATURES ARE
FORECAST TO THREATEN OUTDOOR PLANTS.  THOSE WITH AGRICULTURAL
INTERESTS IN THE WARNING AREA ARE ADVISED TO HARVEST OR PROTECT
TENDER VEGETATION.  ALSO...POTTED PLANTS NORMALLY LEFT OUTDOORS
SHOULD BE COVERED OR BROUGHT INSIDE AWAY FROM THE COLD.

$$

CTZ002>004-MAZ005>007-012-013-017>023-026-RIZ001-003-006-140415-
/O.CON.KBOX.FR.Y.0005.070514T0500Z-070514T1000Z/
HARTFORD CT-TOLLAND CT-WINDHAM CT-CENTRAL MIDDLESEX MA-
WESTERN ESSEX MA-EASTERN ESSEX MA-SOUTHERN WORCESTER MA-
WESTERN NORFOLK MA-NORTHERN BRISTOL MA-WESTERN PLYMOUTH MA-
EASTERN PLYMOUTH MA-SOUTHERN BRISTOL MA-SOUTHERN PLYMOUTH MA-
BARNSTABLE MA-DUKES MA-NORTHERN MIDDLESEX MA-
NORTHWEST PROVIDENCE RI-WESTERN KENT RI-WASHINGTON RI-
INCLUDING THE CITIES OF...HARTFORD...WINDSOR LOCKS...UNION...
VERNON...PUTNAM...WILLIMANTIC...FRAMINGHAM...LOWELL...LAWRENCE...
GLOUCESTER...MILFORD...WORCESTER...FOXBORO...NORWOOD...TAUNTON...
BROCKTON...PLYMOUTH...FALL RIVER...NEW BEDFORD...MATTAPOISETT...
CHATHAM...FALMOUTH...PROVINCETOWN...VINEYARD HAVEN...AYER...
FOSTER...SMITHFIELD...WEST GREENWICH...NARRAGANSETT...WESTERLY
358 PM EDT SUN MAY 13 2007

...FROST ADVISORY REMAINS IN EFFECT FROM 1 AM TO 6 AM EDT
MONDAY...

A FROST ADVISORY REMAINS IN EFFECT FROM 1 AM TO 6 AM EDT MONDAY
MORNING ACROSS ALL OF EASTERN MASSACHUSETTS...SOUTHERN WORCESTER
COUNTY...RHODE ISLAND AND NORTHERN CONNECTICUT. THE EXCEPTIONS
INCLUDE THE IMMEDIATE BOSTON AREA...NANTUCKET AND BLOCK ISLANDS.

AREAS OF FROST WILL OCCUR TONIGHT UNDER MOSTLY CLEAR SKIES AND 
DIMINISHING WIND. THE FORECAST IS FOR A POTENTIALLY DAMAGING FROST
FOR VULNERABLE VEGETATION. TEMPERATURES IN A FEW SPOTS MAY DROP TO 32
DEGREES BETWEEN 4 AM AND 530 AM...ESPECIALLY NEAR WILLIMANTIC...
TAUNTON...NORWOOD AND MARTHAS VINEYARD.

A FROST ADVISORY IS ISSUED WHEN FROST IS EXPECTED TO DEVELOP
DURING THE GROWING SEASON. THOSE WITH AGRICULTURAL INTERESTS ARE
ADVISED TO HARVEST OR PROTECT TENDER VEGETATION. ALSO...POTTED
PLANTS NORMALLY LEFT OUTDOORS SHOULD BE COVERED OR BROUGHT INSIDE
AWAY FROM THE COLD.

$$

STRAUSS
000 
WWUS71 KBOX 140220
NPWBOX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE TAUNTON MA
1020 PM EDT SUN MAY 13 2007

MAZ009>011-141000-
/O.CON.KBOX.FZ.W.0003.070514T0500Z-070514T1000Z/
WESTERN HAMPDEN MA-EASTERN HAMPSHIRE MA-EASTERN HAMPDEN MA-
INCLUDING THE CITIES OF...BLANDFORD...AMHERST...NORTHAMPTON...
SPRINGFIELD
1020 PM EDT SUN MAY 13 2007

...FREEZE WARNING REMAINS IN EFFECT UNTIL 6 AM EDT MONDAY...

A FREEZE WARNING REMAINS IN EFFECT UNTIL 6 AM EDT MONDAY FOR THE
SPRINGFIELD NORTHAMPTON AREA OF SOUTHWEST MASSACHUSETTS.

WIDESPREAD FROST IS EXPECTED TO DEVELOP UNDER MOSTLY CLEAR SKIES
AND DIMINISHING WINDS ACROSS THE PIONEER VALLEY AFTER 2 AM WITH
FREEZING TEMPERATURES EXPECTED FOR AN HOUR OR TWO PRIOR TO DAYBREAK.
LOW TEMPERATURES TONIGHT WILL RANGE FROM THE UPPER 20S TO LOWER 30S
WITH THE COLDEST READINGS ACROSS THE NORMALLY COLDER LOW LYING
SECTIONS. EXPECT TEMPERATURES TO HOVER BETWEEN 29 AND 32 DEGREES
BETWEEN APPROXIMATELY 4 AM AND 530 AM.

A FREEZE WARNING IS ISSUED WHEN FREEZING TEMPERATURES ARE
FORECAST TO THREATEN OUTDOOR PLANTS.  THOSE WITH AGRICULTURAL
INTERESTS IN THE WARNING AREA ARE ADVISED TO HARVEST OR PROTECT
TENDER VEGETATION.  ALSO...POTTED PLANTS NORMALLY LEFT OUTDOORS
SHOULD BE COVERED OR BROUGHT INSIDE AWAY FROM THE COLD.

$$

CTZ002>004-MAZ005>007-012-013-017>023-026-RIZ001-003-006-141000-
/O.CON.KBOX.FR.Y.0005.070514T0500Z-070514T1000Z/
HARTFORD CT-TOLLAND CT-WINDHAM CT-CENTRAL MIDDLESEX MA-
WESTERN ESSEX MA-EASTERN ESSEX MA-SOUTHERN WORCESTER MA-
WESTERN NORFOLK MA-NORTHERN BRISTOL MA-WESTERN PLYMOUTH MA-
EASTERN PLYMOUTH MA-SOUTHERN BRISTOL MA-SOUTHERN PLYMOUTH MA-
BARNSTABLE MA-DUKES MA-NORTHERN MIDDLESEX MA-
NORTHWEST PROVIDENCE RI-WESTERN KENT RI-WASHINGTON RI-
INCLUDING THE CITIES OF...HARTFORD...WINDSOR LOCKS...UNION...
VERNON...PUTNAM...WILLIMANTIC...FRAMINGHAM...LOWELL...LAWRENCE...
GLOUCESTER...MILFORD...WORCESTER...FOXBORO...NORWOOD...TAUNTON...
BROCKTON...PLYMOUTH...FALL RIVER...NEW BEDFORD...MATTAPOISETT...
CHATHAM...FALMOUTH...PROVINCETOWN...VINEYARD HAVEN...AYER...
FOSTER...SMITHFIELD...WEST GREENWICH...NARRAGANSETT...WESTERLY
1020 PM EDT SUN MAY 13 2007

...FROST ADVISORY REMAINS IN EFFECT UNTIL 6 AM EDT MONDAY...

A FROST ADVISORY REMAINS IN EFFECT UNTIL 6 AM EDT MONDAY FOR MUCH OF
NORTHERN CONNECTICUT...THE COUNTRYSIDE OF WESTERN AND NORTHERN RHODE
ISLAND AND MUCH OF THE EASTERN MASSACHUSETTS SUBURBAN REGION INCLUDING
THE UPPER PART OF CAPE COD AND MARTHAS VINEYARD.

AREAS OF FROST WILL OCCUR LATE TONIGHT UNDER MOSTLY CLEAR SKIES AND
DIMINISHING WIND. THE FORECAST IS FOR A POTENTIALLY DAMAGING FROST
FOR VULNERABLE VEGETATION. TEMPERATURES IN A FEW SPOTS WILL DROP TO
32 DEGREES BETWEEN 4 AM AND 530 AM...ESPECIALLY NEAR WILLIMANTIC...
TAUNTON...NORWOOD AND MARTHAS VINEYARD.

TEMPERATURES HAVE BEEN PLUNGING WITH READINGS IN SOME OF THE COUNTRYSIDE
DROPPING 7 DEGREES AN HOUR LATE THIS EVENING...ALREADY DOWN 20 TO 25 DEGREES
FROM THE MID AFTERNOON HIGH IN THE 60S.

MOUNT WASHINGTONS TEMPERATURE AT 9 PM WAS 23 DEGREES...AN INDICATOR OF
HOW COLD IT CAN GET IN THE WELL KNOWN BOGGY TYPE REGIONS EARLY MONDAY
MORNING...PROVIDED WINDS REMAIN CALM.

A FROST ADVISORY IS ISSUED WHEN FROST IS EXPECTED TO DEVELOP DURING
THE GROWING SEASON. THOSE WITH AGRICULTURAL INTERESTS ARE ADVISED TO
HARVEST OR PROTECT TENDER VEGETATION. ALSO...POTTED PLANTS NORMALLY
LEFT OUTDOORS SHOULD BE COVERED OR BROUGHT INSIDE AWAY FROM THE COLD.

$$
DRAG
000 
WWUS71 KBOX 140758
NPWBOX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE TAUNTON MA
358 AM EDT MON MAY 14 2007

MAZ009>011-141000-
/O.CON.KBOX.FZ.W.0003.000000T0000Z-070514T1000Z/
WESTERN HAMPDEN MA-EASTERN HAMPSHIRE MA-EASTERN HAMPDEN MA-
INCLUDING THE CITIES OF...BLANDFORD...AMHERST...NORTHAMPTON...
SPRINGFIELD
358 AM EDT MON MAY 14 2007

...FREEZE WARNING REMAINS IN EFFECT UNTIL 6 AM EDT EARLY THIS
MORNING...

A FREEZE WARNING REMAINS IN EFFECT UNTIL 6 AM EDT EARLY THIS MORNING
FOR THE SPRINGFIELD NORTHAMPTON AREA OF SOUTHWEST MASSACHUSETTS.

WIDESPREAD FROST IS DEVELOPING UNDER MOSTLY CLEAR SKIES WITH NEARLY
CALM WINDS. TEMPERATURES ARE NEAR FREEZING AND WILL BOTTOM OUT BETWEEN
28 AND 32 DEGREES IN MUCH OF THIS AREA BY 530 AM. 

THEREAFTER...TEMPERATURES WILL THEN RISE RAPIDLY...AS THE SUN STARTS
THE MERCURY MOVING TOWARD THE MID SUMMER HEAT EXPECTED HERE TUESDAY
AFTERNOON.

A FREEZE WARNING IS ISSUED WHEN FREEZING TEMPERATURES ARE FORECAST
TO THREATEN OUTDOOR PLANTS. THOSE WITH AGRICULTURAL INTERESTS IN THE
WARNING AREA ARE ADVISED TO CONTINUE PROTECTING TENDER VEGETATION
THROUGH 6 AM. ALSO...POTTED PLANTS NORMALLY LEFT OUTDOORS SHOULD
ALREADY BE COVERED OR INSIDE FROM THE COLD.

$$

CTZ002>004-MAZ005>007-012-013-017>023-026-RIZ001-003-006-141000-
/O.CON.KBOX.FR.Y.0005.000000T0000Z-070514T1000Z/
HARTFORD CT-TOLLAND CT-WINDHAM CT-CENTRAL MIDDLESEX MA-
WESTERN ESSEX MA-EASTERN ESSEX MA-SOUTHERN WORCESTER MA-
WESTERN NORFOLK MA-NORTHERN BRISTOL MA-WESTERN PLYMOUTH MA-
EASTERN PLYMOUTH MA-SOUTHERN BRISTOL MA-SOUTHERN PLYMOUTH MA-
BARNSTABLE MA-DUKES MA-NORTHERN MIDDLESEX MA-
NORTHWEST PROVIDENCE RI-WESTERN KENT RI-WASHINGTON RI-
INCLUDING THE CITIES OF...HARTFORD...WINDSOR LOCKS...UNION...
VERNON...PUTNAM...WILLIMANTIC...FRAMINGHAM...LOWELL...LAWRENCE...
GLOUCESTER...MILFORD...WORCESTER...FOXBORO...NORWOOD...TAUNTON...
BROCKTON...PLYMOUTH...FALL RIVER...NEW BEDFORD...MATTAPOISETT...
CHATHAM...FALMOUTH...PROVINCETOWN...VINEYARD HAVEN...AYER...
FOSTER...SMITHFIELD...WEST GREENWICH...NARRAGANSETT...WESTERLY
358 AM EDT MON MAY 14 2007

...FROST ADVISORY REMAINS IN EFFECT UNTIL 6 AM EDT EARLY THIS
MORNING...

A FROST ADVISORY REMAINS IN EFFECT UNTIL 6 AM EDT EARLY THIS MORNING
OVER THE COUNTRYSIDE OF NORTHERN CONNECTICUT...WESTERN AND NORTHERN
RHODE ISLAND... MUCH OF EASTERN MASSACHUSETTS INCLUDING MARTHAS VINEYARD
AND THE UPPER PART OF CAPE COD.

THE URBAN CENTERS ARE GENERALLY SAFE FROM FROST WHERE TEMPERATURES
SHOULD ONLY BOTTOM OUT IN THE UPPER 30S TO LOWER 40S. .

MEANWHILE...FOR THE SUBURBS...AREAS OF FROST ARE DEVELOPING UNDER 
MOSTLY CLEAR SKIES AND DIMINISHING WIND. TEMPERATURES IN A FEW SPOTS
WILL DROP TO BETWEEN 30 AND 32 DEGREES BETWEEN 430 AM AND 530 AM...ESPECIALLY
NEAR WILLIMANTIC... TAUNTON...NORWOOD AND MARTHAS VINEYARD.

READINGS IN SOME SPOTS HAVE DROPPED 6 TO 12 HOURS IN AN HOURS TIME JUST
BEFORE DAWN AS THE WIND FINALLY LET UP. 

CONDITIONS IN THE COUNTRYSIDE THROUGH 3 AM HAVE BEEN HIGHLY VARIABLE
WITH SOME PLACES NEAR FREEZING WHILE JUST 3 OR 4 MILES AWAY TEMPERATURES
WERE 10 DEGREES WARMER. THE NEAR FREEZING CONDITION WITH DEVELOPING
FROST IS EXPECTED TO OVERSPREAD LARGER SECTIONS OF SOUTHERN NEW
ENGLAND EARLY THIS MORNING.

A FROST ADVISORY IS ISSUED WHEN FROST IS EXPECTED TO DEVELOP DURING
THE GROWING SEASON. THOSE WITH AGRICULTURAL INTERESTS ARE ADVISED TO
CONTINUE PROTECTING TENDER VEGETATION EARLY TODAY. ALSO...POTTED PLANTS
NORMALLY LEFT OUTDOORS SHOULD BE COVERED OR BROUGHT INSIDE AWAY FROM
THE COLD.

$$

DRAG
000 
WWUS71 KBOX 140842 AAA
NPWBOX

URGENT - WEATHER MESSAGE...UPDATED
NATIONAL WEATHER SERVICE TAUNTON MA
442 AM EDT MON MAY 14 2007

MAZ009>011-141000-
/O.CON.KBOX.FZ.W.0003.000000T0000Z-070514T1000Z/
WESTERN HAMPDEN MA-EASTERN HAMPSHIRE MA-EASTERN HAMPDEN MA-
INCLUDING THE CITIES OF...BLANDFORD...AMHERST...NORTHAMPTON...
SPRINGFIELD
442 AM EDT MON MAY 14 2007

...FREEZE WARNING REMAINS IN EFFECT UNTIL 6 AM EDT EARLY THIS
MORNING...

A FREEZE WARNING REMAINS IN EFFECT UNTIL 6 AM EDT EARLY THIS MORNING
FOR THE SPRINGFIELD NORTHAMPTON AREA OF SOUTHWEST MASSACHUSETTS.

WIDESPREAD FROST IS DEVELOPING UNDER MOSTLY CLEAR SKIES WITH NEARLY
CALM WINDS. TEMPERATURES ARE NEAR FREEZING AND WILL BOTTOM OUT
BETWEEN 28 AND 32 DEGREES IN MUCH OF THIS AREA BY 530 AM.

THEREAFTER...TEMPERATURES WILL THEN RISE RAPIDLY...AS THE SUN
STARTS THE MERCURY MOVING TOWARD THE MID SUMMER HEAT EXPECTED
HERE TUESDAY AFTERNOON.

A FREEZE WARNING IS ISSUED WHEN FREEZING TEMPERATURES ARE
FORECAST TO THREATEN OUTDOOR PLANTS. THOSE WITH AGRICULTURAL
INTERESTS IN THE WARNING AREA ARE ADVISED TO CONTINUE PROTECTING
TENDER VEGETATION THROUGH 6 AM. ALSO...POTTED PLANTS NORMALLY
LEFT OUTDOORS SHOULD ALREADY BE COVERED OR INSIDE FROM THE COLD.

$$

CTZ002>004-MAZ005>007-012-013-017>023-026-RIZ001-003-006-141000-
/O.CON.KBOX.FR.Y.0005.000000T0000Z-070514T1000Z/
HARTFORD CT-TOLLAND CT-WINDHAM CT-CENTRAL MIDDLESEX MA-
WESTERN ESSEX MA-EASTERN ESSEX MA-SOUTHERN WORCESTER MA-
WESTERN NORFOLK MA-NORTHERN BRISTOL MA-WESTERN PLYMOUTH MA-
EASTERN PLYMOUTH MA-SOUTHERN BRISTOL MA-SOUTHERN PLYMOUTH MA-
BARNSTABLE MA-DUKES MA-NORTHERN MIDDLESEX MA-
NORTHWEST PROVIDENCE RI-WESTERN KENT RI-WASHINGTON RI-
INCLUDING THE CITIES OF...HARTFORD...WINDSOR LOCKS...UNION...
VERNON...PUTNAM...WILLIMANTIC...FRAMINGHAM...LOWELL...LAWRENCE...
GLOUCESTER...MILFORD...WORCESTER...FOXBORO...NORWOOD...TAUNTON...
BROCKTON...PLYMOUTH...FALL RIVER...NEW BEDFORD...MATTAPOISETT...
CHATHAM...FALMOUTH...PROVINCETOWN...VINEYARD HAVEN...AYER...
FOSTER...SMITHFIELD...WEST GREENWICH...NARRAGANSETT...WESTERLY
442 AM EDT MON MAY 14 2007

...FROST ADVISORY REMAINS IN EFFECT UNTIL 6 AM EDT EARLY THIS
MORNING...


A FROST ADVISORY REMAINS IN EFFECT UNTIL 6 AM EDT EARLY THIS MORNING
OVER THE COUNTRYSIDE OF NORTHERN CONNECTICUT...WESTERN AND NORTHERN
RHODE ISLAND... MUCH OF EASTERN MASSACHUSETTS INCLUDING MARTHAS VINEYARD
AND THE UPPER PART OF CAPE COD.

THE URBAN CENTERS ARE GENERALLY SAFE FROM FROST WHERE TEMPERATURES
SHOULD ONLY BOTTOM OUT IN THE UPPER 30S TO LOWER 40S. .

MEANWHILE...FOR THE SUBURBS...AREAS OF FROST ARE DEVELOPING UNDER
MOSTLY CLEAR SKIES AND DIMINISHING WIND. TEMPERATURES IN A FEW
SPOTS WILL DROP TO BETWEEN 30 AND 32 DEGREES BETWEEN 430 AM AND
530 AM...ESPECIALLY NEAR WILLIMANTIC... TAUNTON...NORWOOD AND
MARTHAS VINEYARD.

READINGS IN SOME SPOTS HAVE DROPPED 6 TO 12 DEGREES IN AN HOURS 
TIME JUST BEFORE DAWN AS THE WIND FINALLY LET UP.

CONDITIONS IN THE COUNTRYSIDE THROUGH 3 AM HAVE BEEN HIGHLY
VARIABLE WITH SOME PLACES NEAR FREEZING WHILE JUST 3 OR 4 MILES
AWAY TEMPERATURES WERE 10 DEGREES WARMER. THE NEAR FREEZING
CONDITION WITH DEVELOPING FROST IS EXPECTED TO OVERSPREAD LARGER
SECTIONS OF SOUTHERN NEW ENGLAND EARLY THIS MORNING.

A FROST ADVISORY IS ISSUED WHEN FROST IS EXPECTED TO DEVELOP
DURING THE GROWING SEASON. THOSE WITH AGRICULTURAL INTERESTS ARE
ADVISED TO CONTINUE PROTECTING TENDER VEGETATION EARLY TODAY.
ALSO...POTTED PLANTS NORMALLY LEFT OUTDOORS SHOULD BE COVERED OR
BROUGHT INSIDE AWAY FROM THE COLD.

$$

DRAG ..CORRECTED TYPO PGH 4 FROST ADVY SECTION..

What forecasters said that day

The local office's own words before this frost advisory 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 frost advisory went out at May 12, 8:21 PM EDT, 7 hours 38 minutes earlier.

Area forecast discussion, May 12, 8:21 PM EDT, 7 hours 38 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE TAUNTON MA
821 PM EDT SAT MAY 12 2007

.SYNOPSIS...
CANADIAN HIGH PRESSURE WILL BRING BEAUTIFUL SPRINGLIKE WEATHER
THROUGH MONDAY...ALTHOUGH FROST/FREEZE CONDITIONS ARE EXPECTED
ACROSS THE OUTLYING AREAS SUNDAY NIGHT.  COMPRESSIONAL WARMING OUT
AHEAD OF A COLD FRONT WILL LIKELY BRING UNSEASONABLY WARM WEATHER TO
THE REGION ON TUESDAY.  MUCH COOLER WEATHER WILL ARRIVE WEDNESDAY
AND CONTINUE INTO NEXT WEEKEND...ALONG WITH A PERIOD OF SHOWERS
TUESDAY NIGHT INTO WEDNESDAY NIGHT.

&&

.NEAR TERM /UNTIL 6 AM SUNDAY MORNING/...
IN MY OPINION...THE 18Z GFS/12Z UKMET ARE VERIFYING DECENTLY
REGARDING 6 RFALL AND IMPROVED UPON THE NAM AT 00Z THIS EVENING.

AM PRETTY SURE OF AT LEAST SPRINKLES MA IKE SWD IN A 1-4 HR WINDOW
03Z-09Z.

CONVERGENT WET SFC EQUIV POT TEMP AND INSTABILITY AXIS AT 00Z VCNTY
CON-AFN-BDL-ABE WITH THUNDER TO VCNTY ABE AND GENERAL ECHO GROWTH
WITH EXPANDING AC AND ACCAS CATCSKILLS TO TAUNTON.

SFC TDS MID 40S CEF-PVD SOUTH.

SHOWERS AND SPRINKLES WILL CROSS THE REGION AND FALL FROM A MID TO
HIGH LEVEL ALTOCUMULUS DECK. MUCH OF THIS ACTIVITY WILL EVAPORATE AS
IT FALLS INTO THE DRIER LOW LEVELS. GENERALLY FOLLOWED THE GFS AS
MODEL OF CHOICE SINCE THE NAM VERTICAL PROFILES APPEAR TOO MOIST. THE
SHORT WAVE WILL DEPART BY DAYBREAK BRINGING CLEARING SKIES AND SOME
FOG PATCHES ACROSS A FEW LOW LYING SECTIONS.

&&

.SHORT TERM /6 AM SUNDAY MORNING THROUGH SUNDAY NIGHT/...
THE TROUGH AXIS HEADS EAST LEAVING THE REGION IN DEVELOPING
ANTICYCLONIC FLOW. A NORTHWEST FLOW INCREASES BEHIND THE
DEPARTING SHORT WAVE. LOWERED DEWPOINT TEMPERATURES ABOUT
10 TO 15 DEGREES FROM MODEL GUIDANCE IN ANTICIPATION OF
DOWNSLOPING FLOW WITH SUPERADIABATIC LAPSE RATES. 800 TO 850
MILLIBAR DEWPOINT READINGS OF -10 TO -12 CELSIUS SUPPORTS
DEWPOINTS IN THE TEENS WITH PERHAPS SINGLE DIGITS IN SOUTHERN
NEW HAMPSHIRE.  AN ELEVATED FIRE HAZARD WILL PREVAIL. HAVE
COORDINATED WITH ALL FOUR STATE FIRE WEATHER OFFICIALS.
PLEASE REFER TO THE LATEST RFWBOX AND FIRE WEATHER DISCUSSION
WHICH WILL BE ISSUED SHORTLY.

MOSTLY CLEAR SKIES AND DIMINISHING WINDS WILL ALLOW FOR SHARP
RADIATIONAL COOLING SUNDAY NIGHT...AS HIGH PRESSURE BUILDS FROM
THE WEST. WIDESPREAD FROST APPEARS A GOOD POSSIBILITY OVER INTERIOR
SECTIONS SUNDAY NIGHT GIVEN LOW DEWPOINT AIR. HAVE COORDINATED WITH
SURROUNDING WFOS AND FOR NOW WILL HOLD OFF ON THE FROST ADVISORY
SUNDAY NIGHT BUT WILL HIGHLIGHT THIS CONCERN IN THE HAZARDOUS
WEATHER OUTLOOK.

&&

.LONG TERM /MONDAY THROUGH SATURDAY/...
DESPITE A COOL START EARLY MONDAY MORNING...A RATHER DRY ATMOSPHERE
ALONG WITH THE STRONG MAY SUNSHINE WILL ALLOW TEMPERATURES TO
QUICKLY RECOVER.  WITH SUNNY SKIES WILL FOLLOW MAV GUIDANCE HIGHS IN
THE LOW TO MID 70S.

FOR MONDAY NIGHT WILL CONTINUE TO KEEP THE FORECAST DRY.  NAM
APPEARS TO FAST WITH THE NEXT COLD FRONT WHEN COMPARING IT TO THE
GFS/UKMET/CANADIAN.  INCREASING LOW LEVEL JET FROM THE WEST
SOUTHWEST SHOULD KEEP THE ATMOSPHERE FROM DECOUPLING...HOLDING LOWS
IN THE 40S TO LOWER 50S.

A VERY WARM AND WINDY DAY APPEARS TO BE ON TAP FOR TUESDAY.  850 MB
TEMPERATURES WARMING TO BETWEEN +12 AND +15C SUPPORT HIGHS WELL INTO
THE 80S AWAY FROM THE SOUTH COAST.  WILL BE TACKING ON A FEW DEGREES
TO THE GUIDANCE NUMBERS WITH COMPRESSIONAL WARMING AHEAD OF A COLD
FRONT.  IN ADDITION...MODELS PROGGING WESTERLY WINDS OF 50 KNOTS AT
850 MB AND THE ATMOSPHERE SHOULD BE WELL MIXED.  THIS SHOULD YIELD
WIND GUSTS BETWEEN 35 AND 40 MPH.  A COLD FRONT DROPPING DOWN INTO
THE NORTHWEST SECTIONS OF THE REGION MAY TRIGGER ISOLATED TO
SCATTERED SHOWERS LATE IN THE AFTERNOON OR TOWARD EVENING.  WILL
CARRY 20 TO 30 POPS LATE IN THE DAY NORTHWEST OF I-95 TO COVER THIS
POTENTIAL.  THUNDER IS POSSIBLE...BUT HAVE KEPT IT OUT OF THE
FORECAST FOR NOW AS WE ARE NOT SURE HOW MUCH CAPE WILL BE PRESENT
WITH VEERING WINDS AHEAD OF THE FRONT.

FOR TUESDAY NIGHT WILL GO WITH HIGH CHANCE POPS FOR SHOWERS AS THE
COLD FRONT MOVES INTO THE REGION.  THE GFS BLASTS THE COLD FRONT
THROUGH OUR REGION FAIRLY QUICKLY.  HOWEVER...THE
UKMET/CANADIAN/ECMWF ARE MUCH SLOWER AND STALL THE FRONT OUT OVER
OUR REGION WITH A WAVE RIDING ALONG THE FRONT.  THESE SOLUTIONS SEEM
TO MAKE MORE SENSE THAN THE GFS.  THEREFORE...WILL CONTINUE HIGH
CHANCE POPS WEDNESDAY INTO WEDNESDAY NIGHT AND LATER SHIFTS MAY
CONSIDER UPGRADING TO LIKELY FOR A TIME.  PLENTY OF UNCERTAINTY
IN THIS PART OF FORECAST SO STAY TUNED.  NONETHELESS...WE DO THINK
IT WILL TURN COOLER  FOR THE 2ND PART OF THE WEEK.  HAVE GENERALLY
FOLLOWED THE MEX GUIDANCE HIGH TEMPERATURES FROM WEDNESDAY AND
THURSDAY...WITH HIGHS MAINLY IN THE 60S.  WE DID LOWER MEX GUIDANCE
ON THURSDAY ALONG THE COAST AS HIGHS MAY REMAIN IN THE MID TO UPPER
50S WITH NORTHEASTERLY COMPONENT TO THE WIND BEHIND THE WAVE OF LOW
PRESSURE.

THE FRIDAY AND SATURDAY PORTION OF THE FORECAST ARE UNCERTAIN SINCE
THEY ARE A LONG WAY OFF...BUT MODELS CURRENTLY INDICATE THAT WE WILL
DRY OUT.  MEX GUIDANCE SEEMS REASONABLE WITH HIGHS MAINLY IN THE 60S
ON FRIDAY...RECOVERING INTO THE UPPER 60S AND LOWER 70S FOR SATURDAY.

&&

.AVIATION /00Z SUNDAY THROUGH THURSDAY/...
IN THE SHORT TERM...VFR CONDITIONS WILL PREVAIL. SEABREEZE AT KBOS
SHOULD SWITCH TO NW ARD 03Z. AREAS CEILINGS 7-8 K FT APPEARS LIKELY
TONIGHT MAINLY SOUTHERN TERMINALS SOUTH OF THE MASS PIKE FROM 05Z TO
09Z. SCT P6SM -SHRA EXPECTED DURING THAT TIME AND ACROSS THOSE
LOCATIONS. LCL VSBYS 2SM BR ACROSS THE VALLEYS FROM 08Z TO 12Z
TONIGHT SUCH AS KEEN AND KTAN.

IN THE LONG TERM...EXPECT VFR CONDITIONS MONDAY AND TUESDAY
AFTERNOON.  WE DO EXPECT 35 TO 40 MPH WIND GUSTS TO AFFECT THE
TERMINALS ON TUESDAY.  MVFR CONDITIONS WILL PROBABLY DEVELOP TUESDAY
NIGHT AND CONTINUE AT TIMES THROUGH AT LEAST PART OF THURSDAY.  WILL
ALSO PROBABLY SOME IFR CONDITIONS BUT ITS WAY TOO EARLY TO SAY
ANYMORE AT THIS POINT.

&&

.MARINE...
IN THE SHORT TERM...WINDS HAVE SUBSIDED AND SEAS REMAIN BELOW SMALL
CRAFT ADVISORY CRITERIA THROUGH SUNDAY. HOWEVER A FEW NW WIND GUSTS
TO 20 TO 25 KT WILL BE POSSIBLE NEAR SHORE FROM KBOS-MERRMACK RIVER
SUNDAY AFTERNOON.

IN THE LONG TERM...NO HEADLINES WILL BE REQUIRED ON MONDAY ALTHOUGH
AFTERNOON WIND GUSTS OVER 20 MPH ARE EXPECTED NEAR SHORE WITH
EXCELLENT MIXING.

OTHERWISE...MODELS SHOWING A 40 TO 50 KNOT LOW LEVEL JET DEVELOPING
OVER THE REGION ON TUESDAY.  THERE WILL BE AN INVERSION OVER THE
COLD OCEAN...BUT STILL EXPECT 30 KNOT WIND GUSTS.  WE ALSO WILL SEE
MARGINAL GALE FORCE WIND GUSTS NEAR SHORE...WHERE MIXING WILL BE
EXCELLENT AHEAD OF AN APPROACHING COLD FRONT.  EXPECT TO SEE 7 TO 8
FOOT SEAS DEVELOP ACROSS OUR SOUTHERN WATERS ON TUESDAY...BUT DID
NOT GO QUITE AS HIGH AS THE WNA MODEL WITH THE INVERSION OVER THE
COLD OCEAN.

&&

.FIRE WEATHER...
IN THE SHORT TERM...A FIRE WEATHER WATCH HAS BEEN ISSUED ACROSS
SOUTHEASTERN MASSACHUSETTS...RHODE ISLAND AND SOUTHWESTERN NEW
HAMPSHIRE BETWEEN 16Z SUNDAY AND 00Z MONDAY. WIND GUSTS TO 25 KT
CAN BE EXPECTED GIVEN SUFFICENT MIXING UP TO THE 800 MB LEVEL AND
INCREASING NORTHWEST FLOW BEHIND THE DEPARTING SHORT WAVE AND
APPROACHING HIGH. IN ADDITION NORTHWEST FLOW WILL ALLOW RELATIVE
HUMIDITY LEVELS TO DROP TO 10 TO 20 PERCENT ACROSS THE INTERIOR AND
20 TO 30 PERCENT ACROSS CAPE COD AND THE ISLANDS. RELATIVE HUMDITY
LEVELS RANGE FROM 65 TO 90 PERCENT TONIGHT AND 50 TO 85 PERCENT
SUNDAY NIGHT. RAINFALL TOTALS WERE VARIABLE ACROSS THE REGION
FRIDAY...UNDER THE ONE QUARTER INCH CRITERIA IN RHODE ISLAND AND
SOUTHEASTERN MASSACHUSETTS...CHESHIRE COUNTY NEW HAMPSHIRE AND
SOUTHERN PORTIONS OF HARTFORD...WINDHAM AND TOLLAND COUNTIES IN
CONNECTICUT. MOST LOCATIONS ARE NOW IN THE GREENUP STAGE EXCEPT
NORTHERN SECTIONS OF CHESHIRE AND HILLSBOROUGH COUNTIES OF NEW
HAMPSHIRE. PORTIONS OF RHODE ISLAND AND EASTERN MASSACHUSETTS HAVE
GONE SEVERAL DAYS WITHOUT SIGNIFICANT PRECIPITATION AND THESE ARE
THE LOCATIONS OF GREATEST CONCERN. THE FIRE WEATHER WATCH HAS BEEN
COORDINATED VIA COLLABORATION WITH SURROUNDING WFOS AND PHONE CALLS
TO FIRE OFFICIALS.

IN THE LONG TERM...HAVE LOWED MOS DEWPOINTS ON MONDAY WITH VERY DRY
MID LEVEL AIR AGAIN EXPECTED TO MIX DOWN.  MINIMUM AFTERNOON
RELATIVE HUMIDITIES OF 10 TO 20 PERCENT ARE EXPECTED ACROSS THE
REGION. WIND GUSTS LOOK TO BE A BIT LESS THAN ON SUNDAY...BUT STILL
MAY SEE THEM GUST INTO THE LOW 20 MPH RANGE.

ON TUESDAY...WE EXPECT A WARM...DRY AND WINDY DAY.  HAVE LOWED MOS
DEWPOINTS SEVERAL DEGREES...ESPECIALLY DURING THE FIRST PART OF THE
DAY WITH VEERING WINDS AHEAD OF AN APPROACHING COLD FRONT.  MINIMUM
AFTERNOON RELATIVE HUMIDITY VALUES OF 20 TO 30 PERCENT ARE EXPECTED
AWAY FROM THE SOUTH COAST...WITH SOUTHWEST WIND GUSTS OF BETWEEN 35
AND 40 MPH.

&&

.BOX WATCHES/WARNINGS/ADVISORIES...
CT...NONE.
MA...FIRE WEATHER WATCH FROM SUNDAY AFTERNOON THROUGH SUNDAY
     EVENING FOR MAZ013-015>023.
NH...FIRE WEATHER WATCH FROM SUNDAY AFTERNOON THROUGH SUNDAY
     EVENING FOR NHZ011-012-015.
RI...FIRE WEATHER WATCH FROM SUNDAY AFTERNOON THROUGH SUNDAY
     EVENING FOR RIZ001>007.
MARINE...NONE.

&&

SYNOPSIS...FRANK
NEAR TERM...DRAG 820 PM
SHORT TERM...STRAUSS
LONG TERM...FRANK
AVIATION...STRAUSS/DRAG 820 PM
MARINE...FRANK/STRAUSS
FIRE WEATHER...FRANK/STRAUSS
Hazardous weather outlook, May 12, 5:23 PM EDT, 10 hours 36 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE TAUNTON MA
523 PM EDT SAT MAY 12 2007

MAZ013-015>023-NHZ011-012-015-RIZ001>007-132130-
WESTERN NORFOLK MA-SUFFOLK MA-EASTERN NORFOLK MA-NORTHERN BRISTOL MA-
WESTERN PLYMOUTH MA-EASTERN PLYMOUTH MA-SOUTHERN BRISTOL MA-
SOUTHERN PLYMOUTH MA-BARNSTABLE MA-DUKES 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-WASHINGTON RI-NEWPORT RI-
523 PM EDT SAT MAY 12 2007

...FIRE WEATHER WATCH IN EFFECT FROM SUNDAY AFTERNOON THROUGH SUNDAY
EVENING...

THIS HAZARDOUS WEATHER OUTLOOK IS FOR MASSACHUSETTS...EASTERN
MASSACHUSETTS...SOUTHEAST MASSACHUSETTS...SOUTHERN NEW
HAMPSHIRE...NORTHERN RHODE ISLAND AND SOUTHERN RHODE ISLAND.

.DAY ONE...TONIGHT

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY

PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE
INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS.

   FIRE WEATHER WATCH.

A FROST ADVISORY WILL LIKELY BE NEEDED SUNDAY NIGHT ACROSS INTERIOR
OUTLYING SECTIONS AND THE TYPICAL RADIATORS WITHIN THE GROWING SEASON.
THERE IS A 30 PERCENT CHANCE A FREEZE WARNING MAY BE NECESSARY.
PORTIONS OF WESTERN NEW ENGLAND APPEAR MOST VULNERABLE AT THIS TIME.

NEAR GALE FORCE GUSTS FROM THE W TO SW WILL BE POSSIBLE NEAR SHORE
TUE.

THE FIRE WEATHER WATCH MAY BE UPGRADED TO A RED FLAG WARNING SUNDAY.
RED FLAG CONDITIONS MAY OCCUR TUESDAY.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.

ANZ236-CTZ002>004-MAZ002>012-014-024-026-RIZ008-132130-
NARRAGANSETT BAY-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-SOUTHEAST MIDDLESEX MA-
NANTUCKET MA-NORTHERN MIDDLESEX MA-BLOCK ISLAND RI-
523 PM EDT SAT MAY 12 2007

THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTHERN
CONNECTICUT...CENTRAL MASSACHUSETTS...EASTERN
MASSACHUSETTS...NORTHEAST MASSACHUSETTS...SOUTHEAST
MASSACHUSETTS...WESTERN MASSACHUSETTS...SOUTHERN RHODE ISLAND AND
RHODE ISLAND COASTAL WATERS.

.DAY ONE...TONIGHT

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY
A FROST ADVISORY WILL LIKELY BE NEEDED SUNDAY NIGHT ACROSS INTERIOR
OUTLYING SECTIONS AND THE TYPICAL RADIATORS WITHIN THE GROWING SEASON.
THERE IS A 30 PERCENT CHANCE A FREEZE WARNING MAY BE NECESSARY.
PORTIONS OF WESTERN NEW ENGLAND APPEAR MOST VULNERABLE AT THIS TIME.

NEAR GALE FORCE GUSTS FROM THE W TO SW WILL BE POSSIBLE NEAR SHORE
TUE.

RED FLAG CONDITIONS MAY OCCUR TUESDAY.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.

ANZ230>235-237-250-254-255-132130-
BOSTON HARBOR-CAPE COD BAY-NANTUCKET SOUND-VINEYARD SOUND-
BUZZARDS BAY-RHODE ISLAND SOUND-BLOCK ISLAND SOUND-
COASTAL WATERS FROM MERRIMACK RIVER MA OUT 25 NM TO PLYMOUTH MA OUT
40 NM...INCLUDING THE STELLWAGEN BANK NATIONAL MARINE SANCTUARY-
COASTAL WATERS FROM PROVINCETOWN MA TO CHATHAM MA TO NANTUCKET MA
OUT 20 NM-
COASTAL WATERS FROM MONTAUK NY TO BLOCK ISLAND RI TO MARTHAS
VINEYARD MA TO NANTUCKET MA SOUTHEAST TO 20 NM-
523 PM EDT SAT MAY 12 2007

THIS HAZARDOUS WEATHER OUTLOOK IS FOR MASSACHUSETTS COASTAL WATERS
AND RHODE ISLAND COASTAL WATERS.

.DAY ONE...TONIGHT

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY

NEAR GALE FORCE WINDS FROM THE W TO SW MAY OCCUR NEAR SHORE TUE.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.

STRAUSS

The office that day

Everything else NWS Boston/Norton, MA issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 13, 3:50 AM EDTRed Flag WarningBOXNorfolk14 hr
May 13, 3:57 PM EDTFreeze WarningBOXHampden, Hampshire14 hr

Nearby

Frost Advisories in Massachusetts, 2007Frost Advisories in Rhode Island, 2007Frost Advisories in Connecticut, 2007Every frost advisory in 2007

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.