Frost Advisory 3, NWS Boston/Norton, MA

000 
WWUS71 KBOX 251527
NPWBOX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE TAUNTON MA
1127 AM EDT MON MAY 25 2009

MAZ002-003-008-NHZ011-015-252330-
/O.CON.KBOX.FR.Y.0003.090526T0700Z-090526T1100Z/
WESTERN FRANKLIN MA-EASTERN FRANKLIN MA-WESTERN HAMPSHIRE MA-
CHESHIRE NH-WESTERN AND CENTRAL HILLSBOROUGH NH-
INCLUDING THE CITIES OF...CHARLEMONT...GREENFIELD...ORANGE...
CHESTERFIELD...JAFFREY...KEENE...PETERBOROUGH...WEARE
1127 AM EDT MON MAY 25 2009

...FROST ADVISORY REMAINS IN EFFECT FROM 3 AM TO 7 AM EDT
TUESDAY...

A FROST ADVISORY REMAINS IN EFFECT FROM 3 AM TO 7 AM EDT TUESDAY.

THIS ADVISORY INCLUDES CHESHIRE AND WESTERN HILLSBOROUGH COUNTIES
IN NEW HAMPSHIRE AS WELL AS FRANKLIN AND WESTERN HAMPSHIRE
COUNTIES IN MASSACHUSETTS.

STRONG HIGH PRESSURE WILL GRADUALLY BUILD SOUTHWARD OUT OF QUEBEC
TODAY AND BEGIN TO SETTLE OVER SOUTHERN NEW ENGLAND TONIGHT. THE
COMBINATION OF LIGHT WINDS...CLEAR SKIES...AND DRY AIR WILL ALLOW
FOR THE FORMATION OF WIDESPREAD FROST LATE TONIGHT UNTIL JUST
AFTER SUNRISE TUESDAY. TEMPERATURES WILL FALL INTO THE 33 TO
36 DEGREE RANGE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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.

&&

$$

RLG

000 
WWUS71 KBOX 251956
NPWBOX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE TAUNTON MA
356 PM EDT MON MAY 25 2009

MAZ002-003-008-NHZ011-015-260400-
/O.EXT.KBOX.FR.Y.0003.090526T0700Z-090526T1200Z/
WESTERN FRANKLIN MA-EASTERN FRANKLIN MA-WESTERN HAMPSHIRE MA-
CHESHIRE NH-WESTERN AND CENTRAL HILLSBOROUGH NH-
INCLUDING THE CITIES OF...CHARLEMONT...GREENFIELD...ORANGE...
CHESTERFIELD...JAFFREY...KEENE...PETERBOROUGH...WEARE
356 PM EDT MON MAY 25 2009

...FROST ADVISORY NOW IN EFFECT FROM 3 AM TO 8 AM EDT TUESDAY...

THE FROST ADVISORY IS NOW IN EFFECT FROM 3 AM TO 8 AM EDT
TUESDAY. 

THIS ADVISORY INCLUDES CHESHIRE AND WESTERN HILLSBOROUGH COUNTIES
IN NEW HAMPSHIRE AS WELL AS FRANKLIN AND WESTERN HAMPSHIRE
COUNTIES IN MASSACHUSETTS.

STRONG HIGH PRESSURE WILL GRADUALLY BUILD SOUTHWARD OUT OF QUEBEC
THIS AFTERNOON AND BEGIN TO SETTLE OVER SOUTHERN NEW ENGLAND TONIGHT. THE
COMBINATION OF LIGHT WINDS...CLEAR SKIES...AND DRY AIR WILL ALLOW
FOR THE FORMATION OF WIDESPREAD FROST LATE TONIGHT UNTIL JUST
AFTER SUNRISE TUESDAY. TEMPERATURES WILL FALL INTO THE 33 TO
36 DEGREE RANGE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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.

&&

$$

RLG

000 
WWUS71 KBOX 260356
NPWBOX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE TAUNTON MA
1156 PM EDT MON MAY 25 2009

MAZ002-003-008-NHZ011-015-261200-
/O.CON.KBOX.FR.Y.0003.090526T0700Z-090526T1200Z/
WESTERN FRANKLIN MA-EASTERN FRANKLIN MA-WESTERN HAMPSHIRE MA-
CHESHIRE NH-WESTERN AND CENTRAL HILLSBOROUGH NH-
INCLUDING THE CITIES OF...CHARLEMONT...GREENFIELD...ORANGE...
CHESTERFIELD...JAFFREY...KEENE...PETERBOROUGH...WEARE
1156 PM EDT MON MAY 25 2009

...FROST ADVISORY REMAINS IN EFFECT FROM 3 AM TO 8 AM EDT
TUESDAY...

A FROST ADVISORY REMAINS IN EFFECT FROM 3 AM TO 8 AM EDT TUESDAY.

THIS ADVISORY INCLUDES CHESHIRE AND WESTERN HILLSBOROUGH COUNTIES
IN NEW HAMPSHIRE AS WELL AS FRANKLIN AND WESTERN HAMPSHIRE
COUNTIES IN MASSACHUSETTS.

HIGH PRESSURE BUILDING OVER SOUTHERN NEW ENGLAND WILL KEEP SKIES
CLEAR OVERNIGHT. THE HIGH WILL ALSO CAUSE WINDS TO DIMINISH OVER
WESTERN AND CENTRAL SECTIONS OVERNIGHT. THE HIGH IS ALSO BRINGING A
VERY DRY AIRMASS TO NEW ENGLAND WITH DEW POINTS IN THE 20S AND LOWER
30S.  

THE COMBINATION OF LIGHT WINDS...CLEAR SKIES...AND DRY AIR WILL
ALLOW FOR THE FORMATION OF WIDESPREAD FROST LATE TONIGHT UNTIL JUST
AFTER SUNRISE IN SOUTHWEST NEW HAMPSHIRE AND NORTHWEST MASSACHUSETTS.
TEMPERATURES IN THIS AREA WILL FALL INTO THE LOW TO MID 30S. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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.

&&

$$

WTB

000 
WWUS71 KBOX 261104
NPWBOX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE TAUNTON MA
704 AM EDT TUE MAY 26 2009

MAZ002-003-008-NHZ011-015-261215-
/O.CAN.KBOX.FR.Y.0003.000000T0000Z-090526T1200Z/
WESTERN FRANKLIN MA-EASTERN FRANKLIN MA-WESTERN HAMPSHIRE MA-
CHESHIRE NH-WESTERN AND CENTRAL HILLSBOROUGH NH-
INCLUDING THE CITIES OF...CHARLEMONT...GREENFIELD...ORANGE...
CHESTERFIELD...JAFFREY...KEENE...PETERBOROUGH...WEARE
704 AM EDT TUE MAY 26 2009

...FROST ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN TAUNTON HAS CANCELLED THE FROST
ADVISORY. 

TEMPERATURES BOTTOMED OUT IN THE MID 30S AT 5 AM ACROSS THE ADVISORY
AREA...BUT WERE RISING FAIRLY QUICKLY INTO THE UPPER 30S TO LOWER 40S
AT 7AM ACROSS NORTHWESTERN MASSACHUSETTS AND SOUTHWESTERN NEW HAMPSHIRE.
THEREFORE THE FROST ADVISORY HAS BEEN CANCELLED.

$$

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE TAUNTON MA
317 AM EDT MON MAY 25 2009

.SYNOPSIS...
HIGH PRESSURE WILL BUILD ACROSS NEW ENGLAND TODAY INTO TUESDAY. A
COMPLEX FRONTAL SYSTEM WILL LIKELY BRING A PERIOD OF UNSETTLED
WEATHER FROM TUESDAY NIGHT INTO FRIDAY. HIGH PRESSURE MAY BUILD INTO
THE REGION BY LATE IN THE WEEKEND.

&&

.NEAR TERM /UNTIL 6 PM THIS EVENING/...
COLD FRONT CONTINUES TO PROGRESS SOUTHWARD ACROSS SOUTHERNMOST NEW
ENGLAND EARLY THIS MORNING. MOST OF THE SHOWER/TSTM ACTIVITY IN
ADVANCE OF THE FRONT IS OFFSHORE...WITH A COUPLE OF STRAGGLERS ACROSS
THE LOWER HUDSON VALLEY THAT COULD CLIP A PORTION OF CT VERY EARLY
ON.

OTHERWISE...HIGH PRESSURE BUILDS INTO THE REGION TODAY BEHIND A
SECONDARY FRONT THIS AFTERNOON...BRINGING DRIER CONDITIONS ALONG
WITH NORTHERLY BREEZE GUSTING 25-30 MPH AT TIMES ACROSS THE FAR
NORTHERN TIER OF ZONES. STAYED CLOSE TO MAVMOS GUIDANCE FOR
MAXES...WHICH SHOULD YIELD HIGHS UP TO AROUND 5 DEGREES ABOVE
NORMAL.

&&

.SHORT TERM /6 PM THIS EVENING THROUGH 6 PM TUESDAY/...
HIGH PRESSURE FROM CANADA WILL CONTINUE TO BUILD SOUTHWARD
TONIGHT...USHERING IN UNSEASONABLY CHILLY AIR. IT LOOKS AS THOUGH A
GOOD PORTION OF THE FAR NORTHWEST INTERIOR WILL SEE TEMPERATURES DROP
TO BETWEEN 32 AND 36 DEGREES DUE TO RADIATION. HAVE THEREFORE ISSUED
A FROST ADVISORY FOR THOSE ZONES. OTHERWISE...CLEAR.

STRONG CANADIAN HIGH PRESSURE WILL BE CENTERED NEARBY ON TUESDAY.
THIS SHOULD RESULT IN MOSTLY SUNNY SKIES WITH MAXES A GOOD 5 TO 10
DEGREES BELOW NORMAL. WE SHOULD SEE SOME INCREASING HIGH AND MID
CLOUDS LATE IN THE DAY. HOWEVER...IT LOOKS AS THOUGH ANY SHOWER
ACTIVITY WILL HOLD OFF UNTIL AFTER 00Z.

&&

.LONG TERM /TUESDAY NIGHT THROUGH SUNDAY/...
TUESDAY NIGHT...WILL SEE AN INCREASE IN ISENTROPIC LIFT AHEAD OF A
WARM FRONT MOVING NORTH SLOWLY INTO SOUTHERN NEW ENGLAND. THIS WILL
RESULT IN SHOWERS ACROSS MUCH OF THE AREA. THIS FRONT WILL MEANDER
THROUGH NEW ENGLAND THROUGH FRIDAY MORNING RESULTING IN A CHANCE OF
SHOWERS EACH DAY THROUGH THURSDAY NIGHT. AN AREA OF ABNORMALLY HIGH
DEEP LAYER MOISTURE WILL BE OVER SOUTHERN NEW ENGLAND DURING THIS
TIME. WHERE THE FRONT AND THIS AREA OF DEEP LAYER MOISTURE
INTERSECT...THERE IS THE POTENTIAL FOR LOCALLY HEAVY RAINFALL.
TEMPERATURES WILL DEPEND ON THE LOCATION OF THE FRONT EACH DAY WITH
COOLER TEMPS NORTH OF THE FRONT AND WARMER...MORE HUMID CONDITIONS
SOUTH OF THE FRONT.

FRIDAY...DEPENDING ON THE MODEL...COULD SEE A COLD FRONT PUSH EAST
THROUGH THE CWA FRIDAY BRINGING AN END TO THE SHOWERS /GFS/ OR
SHOWERS COULD CONTINUE WITH A FRONT JUST APPROACHING THE AREA
/ECMWF/.  SATURDAY...THESE DIFFERENCES CONTINUE WITH THE GFS ALREADY
MOVING HIGH PRESSURE INTO THE AREA AND THE ECMWF BRINGING THE FRONT
THROUGH.

GIVEN THE DIFFERENCES IN COLD FRONT TIMING AND THE LOCATION AND
MOVEMENT OF THE WARM FRONT EARLIER IN THE WEEK...WILL HAVE
WIDESPREAD CHANCE POPS IN FOR MOST OF THE WEEK.

&&

.AVIATION /07Z MONDAY THROUGH FRIDAY/...
TODAY...ANY PATCHY STRATUS OR FOG WILL DISSIPATE EARLY THIS MORNING
YIELDING VFR CONDITIONS FOR THE DAY. NORTHERLY WINDS WILL GUST AROUND
25 KT THIS AFTERNOON AND KMHT AND POSSIBLY UP TO 25 KT FOR A TIME AT
KBOS AND KORH.

TONIGHT THROUGH TUESDAY...VFR WITH HIGH PRESSURE FIRMLY IN CONTROL.

OUTLOOK / TUESDAY NIGHT THROUGH FRIDAY/...

TUESDAY NIGHT AND WEDNESDAY...CONDITIONS LOWERING TO MVFR/IFR IN LOW
CLOUDS/SHOWERS AND FOG PATCHES.

THURSDAY...AREAS MVFR/IFR CONDITIONS LIKELY TO CONTINUE.

&&

.MARINE...
COLD FRONT TO MOVE OFFSHORE TO THE SOUTH OF NANTUCKET EARLY THIS
MORNING. SHOWERS AND THUNDERSTORMS TO THE SOUTH OF NANTUCKET SHOULD
PUSH OUT OF THE AREA BETWEEN 09-11Z. OTHERWISE...WINDS CONTINUE TO
SHIFT TO THE NORTH. LOOKS AS THOUGH GUSTS SHOULD REMAIN BELOW SCA
THRESHOLDS...BUT COULD APPROACH 25 KT FOR A TIME THIS AFTERNOON NEAR
THE ESSEX COUNTY COASTLINE. SEAS LOOK TO REMAIN BLO 5 FT.

MARGINAL SCA CONDS ARE POSSIBLE VERY LATE TONIGHT INTO TUESDAY AS
HIGH PRESSURE BUILDS ACROSS THE WATERS AND GRADIENT TIGHTENS. HELD
OFF ON SCA ISSUANCE FOR NOW...BUT ONE MAY HAVE TO BE ISSUED LATER
TODAY OR TONIGHT.

OUTLOOK /TUESDAY NIGHT THROUGH FRIDAY/...

INCREASING SOUTHEAST WINDS MAY BRING CONDITIONS CLOSE TO SMALL CRAFT
ADVISORY THRESHOLDS LATE TUE NIGHT. SMALL CRAFT ADVISORY CONDITIONS
MORE LIKELY TO DEVELOP ACROSS THE SOUTHERN COASTAL WATERS SOMETIME
WED INTO THU AS WINDS SHIFT SOUTH AND CONTINUE TO INCREASE. THE
TIMING IS UNCERTAIN AS IT WILL DEPEND UPON THE LOCATION OF A COLD
FRONT APPROACHING THE WATERS.

UNDERCUT WNAWAVE GUIDANCE DUE TO ITS TYPICAL HIGH BIAS WITH SOUTHERLY
FLOW...BUT MAY EVENTUALLY SEE 5+ FOOT SEAS LATE WED/THU ACROSS THE
OUTER SOUTHERN WATERS.

&&

.FIRE WEATHER...
TODAY...MINIMUM RELATIVE HUMIDITIES WILL LOWER TO 20 TO 30 PERCENT
ACROSS MUCH OF THE REGION TODAY. THIS COMBINED WITH FREQUENT
NORTHERLY WIND GUSTS AROUND 25 MPH ACROSS SOUTHERN NH HAS PROMPTED
THE ISSUANCE OF A RED FLAG WARNING FOR CHESHIRE AND HILLSBOROUGH
COUNTIES. RECENT RAINFALL FROM TSTMS AS WELL AS LIGHTER WINDS ACROSS
THE REST OF THE CWA HAS PRECLUDED THE ISSUANCE OF A RFW THERE.

&&

.BOX WATCHES/WARNINGS/ADVISORIES...
CT...NONE.
MA...FROST ADVISORY FROM 3 AM TO 7 AM EDT TUESDAY FOR MAZ002-003-
     008.
NH...FROST ADVISORY FROM 3 AM TO 7 AM EDT TUESDAY FOR NHZ011-015.
     RED FLAG WARNING FROM NOON TODAY TO 7 PM EDT THIS EVENING FOR
     NHZ011-012-015.
RI...NONE.
MARINE...NONE.

&&

SYNOPSIS...EKSTER
NEAR TERM...EKSTER
SHORT TERM...EKSTER
LONG TERM...RLG
AVIATION...EKSTER/RLG
MARINE...EKSTER/RLG
FIRE WEATHER...MLE

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE TAUNTON MA
855 PM EDT SUN MAY 24 2009

CTZ002>004-MAZ002>024-026-NHZ011-012-015-RIZ001>008-260100-
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 BRISTOL MA-
SOUTHERN PLYMOUTH MA-BARNSTABLE MA-DUKES MA-NANTUCKET 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-
WASHINGTON RI-NEWPORT RI-BLOCK ISLAND RI-
855 PM EDT SUN MAY 24 2009

THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTHERN
CONNECTICUT...CENTRAL MASSACHUSETTS...EASTERN
MASSACHUSETTS...NORTHEASTERN MASSACHUSETTS...SOUTHEASTERN
MASSACHUSETTS...WESTERN MASSACHUSETTS...SOUTHERN NEW
HAMPSHIRE...NORTHERN RHODE ISLAND AND SOUTHERN RHODE ISLAND.

.DAY ONE...TONIGHT.

A BRIEF THUNDERSTORM POSSIBLE ACROSS SOUTHERN RHODE ISLAND AND SOUTH
COASTAL MASSACHUSETTS THROUGH THIS EVENING...OTHERWISE...NO
HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY.

LOW RELATIVE HUMIDITY AND GUSTY NORTHERLY WINDS WILL COMBINE TO
PRODUCE NEAR RED FLAG CONDITIONS MONDAY AFTERNOON ACROSS PORTIONS OF
NORTHERN MASSACHUSETTS AND SOUTHERN NEW HAMPSHIRE.

THERE IS A LOW PROBABILITY OF LOCALLY HEAVY RAINFALL SOMETIME DURING
THE PERIOD FROM TUESDAY NIGHT TO THURSDAY NIGHT.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.

ANZ230>237-250-254-255-260100-
BOSTON HARBOR-CAPE COD BAY-NANTUCKET SOUND-VINEYARD SOUND-
BUZZARDS BAY-RHODE ISLAND SOUND-NARRAGANSETT BAY-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-
855 PM EDT SUN MAY 24 2009

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

.DAY ONE...TONIGHT.

A BRIEF THUNDERSTORMS IS POSSIBLE THIS EVENING...NO HAZARDOUS
WEATHER IS EXPECTED AT THIS TIME.

.DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY.

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.