Alert archive / New Hampshire / Wind Advisories in 2008

Wind Advisory 13, NWS Gray, ME

December 30, 20085 counties in New Hampshire; York County, Maine

NWS Gray, ME issued this wind advisory at Dec 30, 2008, 1:38 AM EST for 5 counties in New Hampshire; York County, Maine. It took effect at Dec 30, 2008, 5:00 AM EST. It was in force for 10 hr.

The area

The counties it named.

The facts

Issued
Dec 30, 2008, 1:38 AM EST (06:38 UTC)
In effect from
Dec 30, 2008, 5:00 AM EST
Expired
Dec 30, 2008, 3:06 PM EST
In force
10 hr
Issued by
NWS Gray, ME

Counties York County, ME, Belknap County, NH, Merrimack County, NH, Rockingham County, NH, Strafford County, NH, Sullivan County, NH

The radar

The Portland,ME radar (KGYX), 109 km from the middle of the area, began a volume at 06:37 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

Gray, ME (KGYX), launched 00:00Z, 6.6 hours before the alert went out and 109 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, Gray, ME at 00:00Z on 2008-12-30Temperature 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, Gray, ME at 00:00Z on 2008-12-30The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 21 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
1709 m above ground
0-6 km bulk shear
45 kt
0-1 km storm-relative helicity
21 m²/s²
0-3 km storm-relative helicity
-54 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 KGYX 300638
NPWGYX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE GRAY ME
138 AM EST TUE DEC 30 2008

...VERY WINDY CONDITIONS EXPECTED TODAY...

STRONG WEST TO NORTHWEST WINDS CAN BE EXPECTED THIS MORNING INTO
THE AFTERNOON ACROSS SOUTHERN NEW HAMPSHIRE AND EXTREME SOUTHWEST
MAINE.

MEZ018-023-NHZ007>010-013-014-301630-
/O.NEW.KGYX.WI.Y.0013.081230T1000Z-081230T2100Z/
INTERIOR YORK-COASTAL YORK-SULLIVAN-MERRIMACK-BELKNAP-STRAFFORD-
INTERIOR ROCKINGHAM-COASTAL ROCKINGHAM-
INCLUDING THE CITIES OF...BIDDEFORD...SACO...OLD ORCHARD BEACH...
CLAREMONT...NEWPORT...CONCORD...LACONIA...TILTON-NORTHFIELD...
MEREDITH...ROCHESTER...DOVER...DURHAM...DERRY...LONDONDERRY...
EXETER...PORTSMOUTH...HAMPTON
138 AM EST TUE DEC 30 2008

...WIND ADVISORY IN EFFECT FROM 5 AM EARLY THIS MORNING TO 4 PM
EST THIS AFTERNOON...

THE NATIONAL WEATHER SERVICE IN GRAY HAS ISSUED A WIND ADVISORY...
WHICH IS IN EFFECT FROM 5 AM EARLY THIS MORNING TO 4 PM EST THIS
AFTERNOON. 

STRONG WEST TO NORTHWEST WINDS CAN BE EXPECTED THIS MORNING INTO
THE AFTERNOON ACROSS SOUTHERN NEW HAMPSHIRE AND YORK COUNTY
MAINE. WINDS WILL BEGIN TO STRENGTHEN DURING THE PRE-DAWN
HOURS...AND WILL BE STRONGEST FROM AFTER SUNRISE INTO EARLY
AFTERNOON...AND SHOULD DIMINISH BEFORE SUNSET. EXPECT SUSTAINED
WINDS OF 15 TO 25 MPH WITH GUSTS APPROACHING 50 MPH AT TIMES OVER
THE ADVISORY AREA. ACROSS THE HIGHER TERRAIN SUSTAINED WINDS OF 25
TO 35 MPH ARE POSSIBLE WITH GUSTS OF AROUND 50 MPH.

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 POWER OUTAGES. DRIVING CAN ALSO BE
DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES.


$$

MC
2 follow-up statements
000 
WWUS71 KGYX 301440
NPWGYX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE GRAY ME
940 AM EST TUE DEC 30 2008

...VERY WINDY CONDITIONS EXPECTED TODAY...

.LOW PRESSURE DEVELOPING OVER THE GULF OF MAINE THIS MORNING WILL
DEEPEN AND INTO THE MARITIMES THIS AFTERNOON. BEHIND THE DEPARTING
LOW...STRONG WEST TO NORTHWEST WINDS ARE EXPECTED THIS MORNING
INTO THE AFTERNOON ACROSS SOUTHERN NEW HAMPSHIRE AND EXTREME
SOUTHWEST MAINE.

MEZ018-023-NHZ007>010-013-014-302100-
/O.CON.KGYX.WI.Y.0013.000000T0000Z-081230T2100Z/
INTERIOR YORK-COASTAL YORK-SULLIVAN-MERRIMACK-BELKNAP-STRAFFORD-
INTERIOR ROCKINGHAM-COASTAL ROCKINGHAM-
INCLUDING THE CITIES OF...BIDDEFORD...SACO...OLD ORCHARD BEACH...
CLAREMONT...NEWPORT...CONCORD...LACONIA...TILTON-NORTHFIELD...
MEREDITH...ROCHESTER...DOVER...DURHAM...DERRY...LONDONDERRY...
EXETER...PORTSMOUTH...HAMPTON
940 AM EST TUE DEC 30 2008

...WIND ADVISORY REMAINS IN EFFECT UNTIL 4 PM EST THIS
AFTERNOON...

A WIND ADVISORY REMAINS IN EFFECT UNTIL 4 PM EST THIS AFTERNOON. 

STRONG WEST TO NORTHWEST WINDS CAN BE EXPECTED THIS MORNING INTO
THE AFTERNOON ACROSS SOUTHERN NEW HAMPSHIRE AND YORK COUNTY
MAINE. WINDS WILL BEGIN TO STRENGTHEN THROUGH THE LATE MORNING
HOURS...AND WILL BE STRONGEST THROUGH THE EARLY AFTERNOON. EXPECT
SUSTAINED WINDS OF 15 TO 25 MPH WITH GUSTS APPROACHING 45 MPH AT
TIMES OVER THE ADVISORY AREA.

WINDS WILL BEGIN TO DIMINISH LATE THIS AFTERNOON AS HIGH PRESSURE
BUILDS TOWARD THE AREA FROM THE OHIO VALLEY.

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 POWER OUTAGES. DRIVING CAN ALSO BE
DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES.

$$
000 
WWUS71 KGYX 302006
NPWGYX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE GRAY ME
306 PM EST TUE DEC 30 2008


MEZ018-023-NHZ007>010-013-014-302115-
/O.CAN.KGYX.WI.Y.0013.000000T0000Z-081230T2100Z/
INTERIOR YORK-COASTAL YORK-SULLIVAN-MERRIMACK-BELKNAP-STRAFFORD-
INTERIOR ROCKINGHAM-COASTAL ROCKINGHAM-
INCLUDING THE CITIES OF...BIDDEFORD...SACO...OLD ORCHARD BEACH...
CLAREMONT...NEWPORT...CONCORD...LACONIA...TILTON-NORTHFIELD...
MEREDITH...ROCHESTER...DOVER...DURHAM...DERRY...LONDONDERRY...
EXETER...PORTSMOUTH...HAMPTON
306 PM EST TUE DEC 30 2008

...WIND ADVISORY IS CANCELLED...

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

WINDS WILL GUST TO 35 MPH THROUGH THE REMAINDER OF THE AFTERNOON.
HOWEVER...SINCE WINDS ARE EXPECTED TO DIMINISH THROUGH THIS
EVENING...THE WIND ADVISORY IS CANCELLED.

$$

The office that day

Everything else NWS Gray, ME issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Dec 30, 3:11 PM ESTWinter Weather AdvisoryGYXBelknap, Carroll, Grafton, Merrimack, Rockingham, Strafford and 1 more24 hr

Nearby

Wind Advisories in New Hampshire, 2008Wind Advisories in Maine, 2008Every wind advisory in 2008

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.