Alert archive / Massachusetts / Wind Advisories in 2009

Wind Advisory 49, NWS Boston/Norton, MA

March 9, 2009Nantucket County, Massachusetts

NWS Boston/Norton, MA issued this wind advisory at Mar 9, 2009, 4:19 AM EDT for Nantucket County, Massachusetts. It took effect at Mar 9, 2009, 9:00 AM EDT. It was in force for 9 hr.

The area

The counties it named.

The facts

Issued
Mar 9, 2009, 4:19 AM EDT (08:19 UTC)
In effect from
Mar 9, 2009, 9:00 AM EDT
Expired
Mar 9, 2009, 6:15 PM EDT
In force
9 hr
Issued by
NWS Boston/Norton, MA

County Nantucket County, MA

The radar

The Boston radar (KBOX), 120 km from the middle of the area, began a volume at 08:19 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, 8.3 hours before the alert went out and 45 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 2009-03-09Temperature 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°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Chatham, MA at 00:00Z on 2009-03-09The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 61 square meters per square second.1939587897Sfc1 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
1382 m above ground
0-6 km bulk shear
49 kt
0-1 km storm-relative helicity
61 m²/s²
0-3 km storm-relative helicity
105 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 090819
NPWBOX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE TAUNTON MA
419 AM EDT MON MAR 9 2009


MAZ024-091630-
/O.NEW.KBOX.WI.Y.0049.090309T1300Z-090310T0100Z/
NANTUCKET MA-
INCLUDING THE CITY OF...NANTUCKET
419 AM EDT MON MAR 9 2009

...WIND ADVISORY IN EFFECT FROM 9 AM THIS MORNING TO 9 PM EDT
THIS EVENING...

THE NATIONAL WEATHER SERVICE IN TAUNTON HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT FROM 9 AM THIS MORNING TO 9 PM EDT
THIS EVENING. 

THIS ADVISORY IS FOR NANTUCKET.

EAST TO NORTHEAST WINDS WILL INCREASE TO BETWEEN 25 AND 35 MPH WITH
GUSTS BETWEEN 40 AND 45 MPH LATER THIS MORNING AND INTO THE
AFTERNOON. THESE WINDS SHOULD DIMINISH BY EARLY EVENING.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY IS ISSUED WHEN SUSTAINED WINDS ARE FORECAST TO BE
31 TO 39 MPH OR GUSTS WILL RANGE BETWEEN 46 AND 57 MPH. WINDS
THIS STRONG ARE CAPABLE OF DOWNING SMALL TREE LIMBS AND
BRANCHES...POSSIBLY CAUSING ISOLATED POWER OUTAGES.  DRIVING CAN
ALSO BE DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES.

&&

$$

FRANK
3 follow-up statements
000 
WWUS71 KBOX 091532
NPWBOX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE TAUNTON MA
1132 AM EDT MON MAR 9 2009

MAZ024-092345-
/O.CON.KBOX.WI.Y.0049.000000T0000Z-090310T0100Z/
NANTUCKET MA-
INCLUDING THE CITY OF...NANTUCKET
1132 AM EDT MON MAR 9 2009

...WIND ADVISORY REMAINS IN EFFECT UNTIL 9 PM EDT THIS EVENING...

A WIND ADVISORY REMAINS IN EFFECT UNTIL 9 PM EDT THIS EVENING. 

THIS ADVISORY IS FOR NANTUCKET ISLAND.

EAST TO NORTHEAST WINDS WILL INCREASE TO BETWEEN 25 AND 35 MPH
WITH GUSTS BETWEEN 40 AND 45 MPH THIS AFTERNOON. THESE WINDS
SHOULD DIMINISH BY EARLY EVENING.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY IS ISSUED WHEN SUSTAINED WINDS ARE FORECAST TO BE
31 TO 39 MPH OR GUSTS WILL RANGE BETWEEN 46 AND 57 MPH. WINDS
THIS STRONG ARE CAPABLE OF DOWNING SMALL TREE LIMBS AND
BRANCHES...POSSIBLY CAUSING ISOLATED POWER OUTAGES.  DRIVING CAN
ALSO BE DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES.

&&

$$
000 
WWUS71 KBOX 091943
NPWBOX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE TAUNTON MA
343 PM EDT MON MAR 9 2009

MAZ024-100100-
/O.CON.KBOX.WI.Y.0049.000000T0000Z-090310T0100Z/
NANTUCKET MA-
INCLUDING THE CITY OF...NANTUCKET
343 PM EDT MON MAR 9 2009

...WIND ADVISORY REMAINS IN EFFECT UNTIL 9 PM EDT THIS EVENING...

A WIND ADVISORY REMAINS IN EFFECT UNTIL 9 PM EDT THIS EVENING. 

THIS ADVISORY IS FOR NANTUCKET ISLAND.

NORTHEAST WINDS WILL AVERAGE 25 AND 35 MPH WITH GUSTS UP TO 45 MPH
THIS EVENING. WINDS SHOULD DIMINISH LATER THIS EVENING AS LOW
PRESSURE DEPARTS THE REGION.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY IS ISSUED WHEN SUSTAINED WINDS ARE FORECAST TO BE
31 TO 39 MPH OR GUSTS WILL RANGE BETWEEN 46 AND 57 MPH. WINDS
THIS STRONG ARE CAPABLE OF DOWNING SMALL TREE LIMBS AND
BRANCHES...POSSIBLY CAUSING ISOLATED POWER OUTAGES.  DRIVING CAN
ALSO BE DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES.

&&

$$
000 
WWUS71 KBOX 092215
NPWBOX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE TAUNTON MA
615 PM EDT MON MAR 9 2009

MAZ024-092315-
/O.CAN.KBOX.WI.Y.0049.000000T0000Z-090310T0100Z/
NANTUCKET MA-
INCLUDING THE CITY OF...NANTUCKET
615 PM EDT MON MAR 9 2009

...WIND ADVISORY IS CANCELLED...

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

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 9, 4:14 AM EDTWinter Storm WarningBOXEssex, Middlesex14 hr
Mar 9, 4:45 AM EDTGale WarningBOX18 hr

Nearby

Wind Advisories in Massachusetts, 2009Every wind advisory 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.