Alert archive / Maine / Wind Advisories in 2021

Wind Advisory 10, NWS Gray, ME

October 30, 20214 counties in Maine

NWS Gray, ME issued this wind advisory at Oct 30, 2021, 3:01 PM EDT for 4 counties in Maine. It took effect at Oct 30, 2021, 11:00 PM EDT. It was in force for 9 hr.

The area

The counties it named.

The facts

Issued
Oct 30, 2021, 3:01 PM EDT (19:01 UTC)
In effect from
Oct 30, 2021, 11:00 PM EDT
Expired
Oct 31, 2021, 8:00 AM EDT
In force
9 hr
Issued by
NWS Gray, ME

Counties Knox County, ME, Lincoln County, ME, Sagadahoc County, ME, Waldo County, ME

The radar

The Portland,ME radar (KGYX), 73 km from the middle of the area, began a volume at 19:04 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 12:00Z, 7.0 hours before the alert went out and 73 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 12:00Z on 2021-10-30Temperature 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 12:00Z on 2021-10-30The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 179 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
430 m above ground
0-6 km bulk shear
52 kt
0-1 km storm-relative helicity
179 m²/s²
0-3 km storm-relative helicity
273 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

177 
WWUS71 KGYX 301901
NPWGYX

URGENT - WEATHER MESSAGE
National Weather Service Gray ME
301 PM EDT Sat Oct 30 2021

MEZ025>028-310315-
/O.NEW.KGYX.WI.Y.0010.211031T0300Z-211031T1200Z/
Sagadahoc-Lincoln-Knox-Coastal Waldo-
Including the cities of Arrowsic, Bath, Phippsburg, Bowdoinham, 
Topsham, Bowdoin, Whitefield, Dresden, Alna, Bremen, Bristol, 
Damariscotta, Newcastle, Boothbay Harbor, Wiscasset, Waldoboro, Owls 
Head, Rockland, Appleton, Camden, Hope, Rockport, Thomaston, 
Belfast, Northport, Searsmont, and Lincolnville
301 PM EDT Sat Oct 30 2021

...WIND ADVISORY IN EFFECT FROM 11 PM THIS EVENING TO 8 AM EDT 
SUNDAY...

* WHAT...East winds 15 to 25 mph with gusts up to 50 mph expected.

* WHERE...Coastal Waldo, Knox, Lincoln and Sagadahoc Counties.

* WHEN...From 11 PM this evening to 8 AM EDT Sunday.

* IMPACTS...Gusty winds will blow around unsecured objects. Tree 
  limbs could be blown down and a few power outages may result. Some 
  halloween decorations may be blown around.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Winds this strong can make driving difficult, especially for high 
profile vehicles. Use extra caution.

&&

$$

MLE
2 follow-up statements
224 
WWUS71 KGYX 310300
NPWGYX

URGENT - WEATHER MESSAGE
National Weather Service Gray ME
1100 PM EDT Sat Oct 30 2021

MEZ025>028-311200-
/O.CON.KGYX.WI.Y.0010.000000T0000Z-211031T1200Z/
Sagadahoc-Lincoln-Knox-Coastal Waldo-
Including the cities of Arrowsic, Bath, Phippsburg, Bowdoinham, 
Topsham, Bowdoin, Whitefield, Dresden, Alna, Bremen, Bristol, 
Damariscotta, Newcastle, Boothbay Harbor, Wiscasset, Waldoboro, Owls 
Head, Rockland, Appleton, Camden, Hope, Rockport, Thomaston, 
Belfast, Northport, Searsmont, and Lincolnville
1100 PM EDT Sat Oct 30 2021

...WIND ADVISORY REMAINS IN EFFECT UNTIL 8 AM EDT SUNDAY...

* WHAT...East winds 10 to 20 mph with gusts up to 45 mph.

* WHERE...Coastal Waldo, Knox, Lincoln and Sagadahoc Counties.

* WHEN...Until 8 AM EDT Sunday.

* IMPACTS...Gusty winds will blow around unsecured objects. Tree 
  limbs could be blown down and a few power outages may result. Some 
  halloween decorations may be blown around.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Winds this strong can make driving difficult, especially for high 
profile vehicles. Use extra caution.

&&

$$

MEC
922 
WWUS71 KGYX 311205
NPWGYX

URGENT - WEATHER MESSAGE
National Weather Service Gray ME
805 AM EDT Sun Oct 31 2021

MEZ025>028-311500-
/O.EXP.KGYX.WI.Y.0010.000000T0000Z-211031T1200Z/
/O.NEW.KGYX.WI.Y.0011.211031T1205Z-211031T1500Z/
Sagadahoc-Lincoln-Knox-Coastal Waldo-
Including the cities of Arrowsic, Bath, Phippsburg, Bowdoinham, 
Topsham, Bowdoin, Whitefield, Dresden, Alna, Bremen, Bristol, 
Damariscotta, Newcastle, Boothbay Harbor, Wiscasset, Waldoboro, Owls 
Head, Rockland, Appleton, Camden, Hope, Rockport, Thomaston, 
Belfast, Northport, Searsmont, and Lincolnville
805 AM EDT Sun Oct 31 2021

...WIND ADVISORY IN EFFECT UNTIL 11 AM EDT THIS MORNING...


* WHAT...Southeast winds 10 to 20 mph with gusts up to 46 mph.

* WHERE...Coastal Waldo, Knox, Lincoln and Sagadahoc Counties.

* WHEN...Until 11 AM EDT this morning.

* IMPACTS...Gusty winds will blow around unsecured objects. Tree 
  limbs could be blown down and a few power outages may result.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Winds this strong can make driving difficult, especially for high 
profile vehicles. Use extra caution.

&&

$$

mle

The office that day

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

IssuedProductOfficeCountiesLasted
Oct 30, 3:48 AM EDTGale WarningGYX28 hr

Nearby

Wind Advisories in Maine, 2021Every wind advisory in 2021

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.