Alert archive / New Jersey / Wind Advisories in 2020

Wind Advisory 2, NWS Philadelphia/Mount Holly

January 7, 20204 states

NWS Philadelphia/Mount Holly issued this wind advisory at Jan 7, 2020, 2:27 PM EST for 4 states. It took effect at Jan 8, 2020, 10:00 AM EST. It was in force for 8 hr.

The area

The counties it named.

The facts

Issued
Jan 7, 2020, 2:27 PM EST (19:27 UTC)
In effect from
Jan 8, 2020, 10:00 AM EST
Expired
Jan 8, 2020, 6:13 PM EST
In force
8 hr
Issued by
NWS Philadelphia/Mount Holly
All 28 counties

Kent County, DE, New Castle County, DE, Sussex County, DE, Caroline County, MD, Cecil County, MD, Kent County, MD, Queen Anne's County, MD, Talbot County, MD, Atlantic County, NJ, Burlington County, NJ, Camden County, NJ, Cape May County, NJ, Cumberland County, NJ, Gloucester County, NJ, Hunterdon County, NJ, Mercer County, NJ, Middlesex County, NJ, Monmouth County, NJ, Ocean County, NJ, Salem County, NJ, Somerset County, NJ, Berks County, PA, Bucks County, PA, Chester County, PA, Delaware County, PA, Lehigh County, PA, Montgomery County, PA, Philadelphia County, PA

The radar

The Philadelphia radar (KDIX), 74 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, 7.5 hours before the alert went out and 203 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 2020-01-07Temperature 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 2020-01-07The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 6 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
2596 m above ground
0-6 km bulk shear
88 kt
0-1 km storm-relative helicity
6 m²/s²
0-3 km storm-relative helicity
175 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

563 
WWUS71 KPHI 071927
NPWPHI

URGENT - WEATHER MESSAGE
National Weather Service Mount Holly NJ
227 PM EST Tue Jan 7 2020

DEZ001>004-MDZ008-012-015-019-020-NJZ009-010-012>027-PAZ060-061-
070-071-101>106-080830-
/O.NEW.KPHI.WI.Y.0002.200108T1500Z-200109T0100Z/
New Castle-Kent-Inland Sussex-Delaware Beaches-Cecil-Kent MD-
Queen Annes-Talbot-Caroline-Hunterdon-Somerset-Middlesex-
Western Monmouth-Eastern Monmouth-Mercer-Salem-Gloucester-Camden-
Northwestern Burlington-Ocean-Cumberland-Atlantic-Cape May-
Atlantic Coastal Cape May-Coastal Atlantic-Coastal Ocean-
Southeastern Burlington-Berks-Lehigh-Delaware-Philadelphia-
Western Chester-Eastern Chester-Western Montgomery-
Eastern Montgomery-Upper Bucks-Lower Bucks-
Including the cities of Wilmington, Dover, Georgetown, 
Rehoboth Beach, Elkton, Chestertown, Centreville, Easton, Denton,
Flemington, Somerville, New Brunswick, Freehold, Sandy Hook, 
Trenton, Pennsville, Glassboro, Camden, Cherry Hill, Moorestown, 
Mount Holly, Jackson, Millville, Hammonton, Cape May Court House,
Ocean City, Atlantic City, Long Beach Island, 
Wharton State Forest, Reading, Allentown, Media, Philadelphia, 
Honey Brook, Oxford, West Chester, Kennett Square, Collegeville, 
Pottstown, Norristown, Lansdale, Chalfont, Perkasie, Morrisville,
and Doylestown
227 PM EST Tue Jan 7 2020

...WIND ADVISORY IN EFFECT FROM 10 AM TO 8 PM EST WEDNESDAY...

* WHAT...West winds 20 to 30 mph with gusts up to 50 mph 
  expected.

* WHERE...Portions of central, northern, northwest, and southern
  New Jersey, east central and southeast Pennsylvania, northeast
  Maryland and central, northern and southern Delaware. This is 
  for locations generally along and south of the Interstate 78 
  corridor.

* WHEN...From 10 AM to 8 PM EST Wednesday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use extra caution when driving, especially if operating a high
profile vehicle. Secure outdoor objects.

&&

$$

Staarmann
4 follow-up statements
518 
WWUS71 KPHI 080815
NPWPHI

URGENT - WEATHER MESSAGE
National Weather Service Mount Holly NJ
315 AM EST Wed Jan 8 2020

DEZ001>004-MDZ008-012-015-019-020-NJZ009-010-012>027-PAZ060-061-
070-071-101>106-082115-
/O.CON.KPHI.WI.Y.0002.200108T1500Z-200109T0100Z/
New Castle-Kent-Inland Sussex-Delaware Beaches-Cecil-Kent MD-
Queen Annes-Talbot-Caroline-Hunterdon-Somerset-Middlesex-
Western Monmouth-Eastern Monmouth-Mercer-Salem-Gloucester-Camden-
Northwestern Burlington-Ocean-Cumberland-Atlantic-Cape May-
Atlantic Coastal Cape May-Coastal Atlantic-Coastal Ocean-
Southeastern Burlington-Berks-Lehigh-Delaware-Philadelphia-
Western Chester-Eastern Chester-Western Montgomery-
Eastern Montgomery-Upper Bucks-Lower Bucks-
Including the cities of Wilmington, Dover, Georgetown, 
Rehoboth Beach, Elkton, Chestertown, Centreville, Easton, Denton,
Flemington, Somerville, New Brunswick, Freehold, Sandy Hook, 
Trenton, Pennsville, Glassboro, Camden, Cherry Hill, Moorestown, 
Mount Holly, Jackson, Millville, Hammonton, Cape May Court House,
Ocean City, Atlantic City, Long Beach Island, 
Wharton State Forest, Reading, Allentown, Media, Philadelphia, 
Honey Brook, Oxford, West Chester, Kennett Square, Collegeville, 
Pottstown, Norristown, Lansdale, Chalfont, Perkasie, Morrisville,
and Doylestown
315 AM EST Wed Jan 8 2020

...WIND ADVISORY REMAINS IN EFFECT FROM 10 AM THIS MORNING TO
8 PM EST THIS EVENING...

* WHAT...West winds 20 to 30 mph with gusts up to 50 mph 
  expected.

* WHERE...Portions of central, northern, northwest and southern 
  New Jersey, east central and southeast Pennsylvania, northeast 
  Maryland and central, northern and southern Delaware.

* WHEN...From 10 AM this morning to 8 PM EST this evening.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use extra caution when driving, especially if operating a high
profile vehicle. Secure outdoor objects.

&&

$$

Fitzsimmons
807 
WWUS71 KPHI 081525
NPWPHI

URGENT - WEATHER MESSAGE
National Weather Service Mount Holly NJ
1025 AM EST Wed Jan 8 2020

DEZ001>004-MDZ008-012-015-019-020-NJZ009-010-012>027-PAZ060-061-
070-071-101>106-090100-
/O.CON.KPHI.WI.Y.0002.000000T0000Z-200109T0100Z/
New Castle-Kent-Inland Sussex-Delaware Beaches-Cecil-Kent MD-
Queen Annes-Talbot-Caroline-Hunterdon-Somerset-Middlesex-
Western Monmouth-Eastern Monmouth-Mercer-Salem-Gloucester-Camden-
Northwestern Burlington-Ocean-Cumberland-Atlantic-Cape May-
Atlantic Coastal Cape May-Coastal Atlantic-Coastal Ocean-
Southeastern Burlington-Berks-Lehigh-Delaware-Philadelphia-
Western Chester-Eastern Chester-Western Montgomery-
Eastern Montgomery-Upper Bucks-Lower Bucks-
Including the cities of Wilmington, Dover, Georgetown, 
Rehoboth Beach, Elkton, Chestertown, Centreville, Easton, Denton,
Flemington, Somerville, New Brunswick, Freehold, Sandy Hook, 
Trenton, Pennsville, Glassboro, Camden, Cherry Hill, Moorestown, 
Mount Holly, Jackson, Millville, Hammonton, Cape May Court House,
Ocean City, Atlantic City, Long Beach Island, 
Wharton State Forest, Reading, Allentown, Media, Philadelphia, 
Honey Brook, Oxford, West Chester, Kennett Square, Collegeville, 
Pottstown, Norristown, Lansdale, Chalfont, Perkasie, Morrisville,
and Doylestown
1025 AM EST Wed Jan 8 2020

...WIND ADVISORY REMAINS IN EFFECT UNTIL 8 PM EST THIS EVENING...

* WHAT...West to northwest winds 20 to 30 MPH with gusts up to 45
  or 50 MPH.

* WHERE...The Lehigh Valley and southeastern Pennsylvania, 
  central and southern New Jersey, Delaware and northeastern 
  Maryland.

* WHEN...Until 8:00 PM this evening.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use extra caution when driving, especially if operating a high 
profile vehicle. Secure outdoor objects.

&&

$$

Iovino
945 
WWUS71 KPHI 081955
NPWPHI

URGENT - WEATHER MESSAGE
National Weather Service Mount Holly NJ
255 PM EST Wed Jan 8 2020

DEZ001>004-MDZ008-012-015-019-020-NJZ009-010-012>027-PAZ060-061-
070-071-101>106-090100-
/O.CON.KPHI.WI.Y.0002.000000T0000Z-200109T0100Z/
New Castle-Kent-Inland Sussex-Delaware Beaches-Cecil-Kent MD-
Queen Annes-Talbot-Caroline-Hunterdon-Somerset-Middlesex-
Western Monmouth-Eastern Monmouth-Mercer-Salem-Gloucester-Camden-
Northwestern Burlington-Ocean-Cumberland-Atlantic-Cape May-
Atlantic Coastal Cape May-Coastal Atlantic-Coastal Ocean-
Southeastern Burlington-Berks-Lehigh-Delaware-Philadelphia-
Western Chester-Eastern Chester-Western Montgomery-
Eastern Montgomery-Upper Bucks-Lower Bucks-
Including the cities of Wilmington, Dover, Georgetown, 
Rehoboth Beach, Elkton, Chestertown, Centreville, Easton, Denton,
Flemington, Somerville, New Brunswick, Freehold, Sandy Hook, 
Trenton, Pennsville, Glassboro, Camden, Cherry Hill, Moorestown, 
Mount Holly, Jackson, Millville, Hammonton, Cape May Court House,
Ocean City, Atlantic City, Long Beach Island, 
Wharton State Forest, Reading, Allentown, Media, Philadelphia, 
Honey Brook, Oxford, West Chester, Kennett Square, Collegeville, 
Pottstown, Norristown, Lansdale, Chalfont, Perkasie, Morrisville,
and Doylestown
255 PM EST Wed Jan 8 2020

...WIND ADVISORY REMAINS IN EFFECT UNTIL 8 PM EST THIS EVENING...

* WHAT...Northwest winds 20 to 30 MPH with gusts up to 40 or 45 
  MPH.

* WHERE...The Lehigh Valley and southeastern Pennsylvania, 
  central and southern New Jersey, Delaware and northeastern 
  Maryland.

* WHEN...Until 8:00 PM this evening.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use extra caution when driving, especially if operating a high 
profile vehicle. Secure outdoor objects.

&&

$$

Iovino
187 
WWUS71 KPHI 082313
NPWPHI

URGENT - WEATHER MESSAGE
National Weather Service Mount Holly NJ
613 PM EST Wed Jan 8 2020

DEZ001>004-MDZ008-012-015-019-020-NJZ009-010-012>027-PAZ060-061-
070-071-101>106-090015-
/O.CAN.KPHI.WI.Y.0002.000000T0000Z-200109T0100Z/
New Castle-Kent-Inland Sussex-Delaware Beaches-Cecil-Kent MD-
Queen Annes-Talbot-Caroline-Hunterdon-Somerset-Middlesex-
Western Monmouth-Eastern Monmouth-Mercer-Salem-Gloucester-Camden-
Northwestern Burlington-Ocean-Cumberland-Atlantic-Cape May-
Atlantic Coastal Cape May-Coastal Atlantic-Coastal Ocean-
Southeastern Burlington-Berks-Lehigh-Delaware-Philadelphia-
Western Chester-Eastern Chester-Western Montgomery-
Eastern Montgomery-Upper Bucks-Lower Bucks-
Including the cities of Wilmington, Dover, Georgetown, 
Rehoboth Beach, Elkton, Chestertown, Centreville, Easton, Denton,
Flemington, Somerville, New Brunswick, Freehold, Sandy Hook, 
Trenton, Pennsville, Glassboro, Camden, Cherry Hill, Moorestown, 
Mount Holly, Jackson, Millville, Hammonton, Cape May Court House,
Ocean City, Atlantic City, Long Beach Island, 
Wharton State Forest, Reading, Allentown, Media, Philadelphia, 
Honey Brook, Oxford, West Chester, Kennett Square, Collegeville, 
Pottstown, Norristown, Lansdale, Chalfont, Perkasie, Morrisville,
and Doylestown
613 PM EST Wed Jan 8 2020

...WIND ADVISORY IS CANCELLED...

Wind Gusts have diminished below advisory criteria over the area
and therefore the wind advisory has been cancelled.

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Jan 7, 6:19 AM ESTWinter Weather AdvisoryPHICecil14 hr
Jan 7, 3:30 AM ESTGale WarningPHI46 hr
Jan 7, 12:36 PM ESTSmall Craft AdvisoryPHI17 hr

Nearby

Wind Advisories in New Jersey, 2020Wind Advisories in Pennsylvania, 2020Wind Advisories in Maryland, 2020Every wind advisory in 2020

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.