Alert archive / New Jersey / High Wind Watches in 2017

High Wind Watch 3, NWS Philadelphia/Mount Holly

March 12, 20175 counties in New Jersey; Sussex County, Delaware

NWS Philadelphia/Mount Holly issued this high wind watch at Mar 12, 2017, 3:25 PM EDT for 5 counties in New Jersey; Sussex County, Delaware. It took effect at Mar 14, 2017, 2:00 AM EDT. It was in force for .

The area

The counties it named.

The facts

Issued
Mar 12, 2017, 3:25 PM EDT (19:25 UTC)
In effect from
Mar 14, 2017, 2:00 AM EDT
Expired
Mar 13, 2017, 4:06 AM EDT
In force
Issued by
NWS Philadelphia/Mount Holly

Counties Sussex County, DE, Atlantic County, NJ, Burlington County, NJ, Cape May County, NJ, Monmouth County, NJ, Ocean County, NJ

The radar

The Philadelphia radar (KDIX), 49 km from the middle of the area, began a volume at 19:30 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

Wallops Is Stn, VA (KWAL), launched 12:00Z, 7.4 hours before the alert went out and 191 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, Wallops Is Stn, VA at 12:00Z on 2017-03-12Temperature 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, Wallops Is Stn, VA at 12:00Z on 2017-03-12The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -159 square meters per square second.1939587897117136156Sfc1 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
1658 m above ground
0-6 km bulk shear
82 kt
0-1 km storm-relative helicity
-159 m²/s²
0-3 km storm-relative helicity
39 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

159 
WWUS71 KPHI 121925
NPWPHI

URGENT - WEATHER MESSAGE
National Weather Service Mount Holly NJ
325 PM EDT Sun Mar 12 2017

...A MAJOR COASTAL STORM WILL PRODUCE VERY STRONG WINDS IN
PORTIONS OF DELAWARE AND NEW JERSEY MONDAY NIGHT AND TUESDAY...

NJZ013-014-020-022>027-130900-
/O.NEW.KPHI.HW.A.0003.170314T1000Z-170314T2200Z/
Western Monmouth-Eastern Monmouth-Ocean-Atlantic-Cape May-
Atlantic Coastal Cape May-Coastal Atlantic-Coastal Ocean-
Southeastern Burlington-
Including the cities of Freehold, Sandy Hook, Jackson, Hammonton,
Cape May Court House, Ocean City, Atlantic City, 
Long Beach Island, and Wharton State Forest
325 PM EDT Sun Mar 12 2017

...HIGH WIND WATCH IN EFFECT FROM TUESDAY MORNING THROUGH TUESDAY
AFTERNOON...

The National Weather Service in Mount Holly has issued a High
Wind Watch, which is in effect from Tuesday morning through
Tuesday afternoon.

* LOCATIONS...Coastal New Jersey.

* WINDS...Northeast 20 to 30 mph with gusts up to near 60 mph.

* TIMING...Winds will increase early Tuesday morning and peak
  between mid morning and early afternoon, before diminishing 
  late Tuesday afternoon.

* IMPACTS...Strong winds may blow down limbs, trees, and power 
  lines. Scattered power outages are expected. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A High Wind Watch means there is the potential for a hazardous
high wind event. Sustained winds of at least 40 mph...or gusts of
58 mph or stronger may occur. Continue to monitor the latest
forecasts.

&&

$$

DEZ003-004-130900-
/O.NEW.KPHI.HW.A.0003.170314T0600Z-170314T1500Z/
Inland Sussex-Delaware Beaches-
Including the cities of Georgetown and Rehoboth Beach
325 PM EDT Sun Mar 12 2017

...HIGH WIND WATCH IN EFFECT FROM LATE MONDAY NIGHT THROUGH
TUESDAY MORNING...

The National Weather Service in Mount Holly has issued a High
Wind Watch, which is in effect from late Monday night through
Tuesday morning.

* LOCATIONS...Southern Delaware.

* WINDS...Northeast 20 to 30 mph with gusts 50 to 60 mph.

* TIMING...Winds will increase Monday night and peak early 
  Tuesday morning before diminishing around midday.

* IMPACTS...Strong winds may blow down limbs, trees, and power 
  lines. Scattered power outages are expected. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A High Wind Watch means there is the potential for a hazardous
high wind event. Sustained winds of at least 40 mph...or gusts of
58 mph or stronger may occur. Continue to monitor the latest
forecasts.

&&

$$

CMS
2 follow-up statements
556 
WWUS71 KPHI 130126
NPWPHI

URGENT - WEATHER MESSAGE
National Weather Service Mount Holly NJ
926 PM EDT Sun Mar 12 2017

...A MAJOR COASTAL STORM WILL PRODUCE VERY STRONG WINDS IN 
PORTIONS OF DELAWARE AND NEW JERSEY MONDAY NIGHT AND TUESDAY...

NJZ013-014-020-022>027-131400-
/O.CON.KPHI.HW.A.0003.170314T1000Z-170314T2200Z/
Western Monmouth-Eastern Monmouth-Ocean-Atlantic-Cape May-
Atlantic Coastal Cape May-Coastal Atlantic-Coastal Ocean-
Southeastern Burlington-
Including the cities of Freehold, Sandy Hook, Jackson, Hammonton,
Cape May Court House, Ocean City, Atlantic City, 
Long Beach Island, and Wharton State Forest
926 PM EDT Sun Mar 12 2017

...HIGH WIND WATCH REMAINS IN EFFECT FROM TUESDAY MORNING THROUGH
TUESDAY AFTERNOON...

* LOCATIONS...Coastal New Jersey.

* WINDS...Northeast 20 to 30 mph with gusts up to near 60 mph.

* TIMING...Winds will increase early Tuesday morning and peak 
  between mid morning and early afternoon, before diminishing 
  late Tuesday afternoon.

* IMPACTS...Strong winds may blow down limbs, trees, and power 
  lines. Scattered power outages are expected.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A High Wind Watch means there is the potential for a hazardous
high wind event. Sustained winds of at least 40 mph...or gusts of
58 mph or stronger may occur. Continue to monitor the latest
forecasts.

&&

$$

DEZ003-004-131400-
/O.CON.KPHI.HW.A.0003.170314T0600Z-170314T1500Z/
Inland Sussex-Delaware Beaches-
Including the cities of Georgetown and Rehoboth Beach
926 PM EDT Sun Mar 12 2017

...HIGH WIND WATCH REMAINS IN EFFECT FROM LATE MONDAY NIGHT
THROUGH TUESDAY MORNING...

* LOCATIONS...Southern Delaware.

* WINDS...Northeast 20 to 30 mph with gusts 50 to 60 mph.

* TIMING...Winds will increase Monday night and peak early 
  Tuesday morning before diminishing around midday.

* IMPACTS...Strong winds may blow down limbs, trees, and power 
  lines. Scattered power outages are expected.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A High Wind Watch means there is the potential for a hazardous
high wind event. Sustained winds of at least 40 mph...or gusts of
58 mph or stronger may occur. Continue to monitor the latest
forecasts.

&&

$$

CMS
848 
WWUS71 KPHI 130806
NPWPHI

URGENT - WEATHER MESSAGE
National Weather Service Mount Holly NJ
406 AM EDT Mon Mar 13 2017

...A MAJOR COASTAL STORM WILL PRODUCE VERY STRONG WINDS IN
PORTIONS OF DELAWARE AND NEW JERSEY MONDAY NIGHT AND TUESDAY...

NJZ013-014-020-026-130915-
/O.CAN.KPHI.HW.A.0003.170314T1000Z-170314T2200Z/
Western Monmouth-Eastern Monmouth-Ocean-Coastal Ocean-
Including the cities of Freehold, Sandy Hook, Jackson, 
and Long Beach Island
406 AM EDT Mon Mar 13 2017

...HIGH WIND WATCH IS CANCELLED...

The National Weather Service in Mount Holly has cancelled the
High Wind Watch.

Strong winds are still expected but this will be covered with a
blizzard warning.

$$

DEZ003-004-132015-
/O.UPG.KPHI.HW.A.0003.170314T0600Z-170314T1500Z/
/O.NEW.KPHI.HW.W.0004.170314T0600Z-170314T1500Z/
Inland Sussex-Delaware Beaches-
Including the cities of Georgetown and Rehoboth Beach
406 AM EDT Mon Mar 13 2017

...HIGH WIND WARNING IN EFFECT FROM 2 AM TO 11 AM EDT TUESDAY...

The National Weather Service in Mount Holly has issued a High
Wind Warning, which is in effect from 2 AM to 11 AM EDT Tuesday.
The High Wind Watch is no longer in effect.

* LOCATIONS...Southern Delaware.

* WINDS...Northeast 20 to 30 mph with gusts up to 50 mph.

* TIMING...Winds will increase tonight and peak early Tuesday 
  morning before diminishing around midday.

* IMPACTS...Strong winds may blow down limbs, trees, and power 
  lines. Scattered power outages are expected. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A High Wind Warning means a hazardous high wind event is expected
or occurring. Sustained wind speeds of at least 40 mph or gusts
of 58 mph or more can lead to property damage.

&&

$$

NJZ022>025-027-132015-
/O.UPG.KPHI.HW.A.0003.170314T1000Z-170314T2200Z/
/O.NEW.KPHI.HW.W.0004.170314T1000Z-170314T2200Z/
Atlantic-Cape May-Atlantic Coastal Cape May-Coastal Atlantic-
Southeastern Burlington-
Including the cities of Hammonton, Cape May Court House, 
Ocean City, Atlantic City, and Wharton State Forest
406 AM EDT Mon Mar 13 2017

...HIGH WIND WARNING IN EFFECT FROM 6 AM TO 6 PM EDT TUESDAY...

The National Weather Service in Mount Holly has issued a High
Wind Warning, which is in effect from 6 AM to 6 PM EDT Tuesday.
The High Wind Watch is no longer in effect.

* LOCATIONS...Coastal southern New Jersey.

* WINDS...North 20 to 30 mph with gusts up to 50 mph.

* TIMING...Winds will increase early Tuesday morning and peak 
  between mid morning and early afternoon, before diminishing 
  late Tuesday afternoon.

* IMPACTS...Strong winds may blow down limbs, trees, and power 
  lines. Scattered power outages are expected. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A High Wind Warning means a hazardous high wind event is expected
or occurring. Sustained wind speeds of at least 40 mph or gusts
of 58 mph or more can lead to property damage.

&&

$$

The office that day

Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Mar 12, 9:28 AM EDTStorm WatchPHI7 hr
Mar 12, 2:58 PM EDTCoastal Flood WatchPHIAtlantic, Burlington, Cape May, Cumberland, Middlesex, Monmouth and 1 more191 days
Mar 12, 3:08 PM EDTWinter Storm WarningPHIAtlantic, Burlington, Camden, Cumberland, Gloucester, Hunterdon and 9 more48 hr
Mar 12, 4:14 PM EDTGale WarningPHI4 days
Mar 12, 4:14 PM EDTStorm WarningPHI47 hr

Nearby

High Wind Watches in New Jersey, 2017High Wind Watches in Delaware, 2017Every high wind watch in 2017

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.