Alert archive / New Jersey / Wind Advisories in 2020
Wind Advisory 10, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this wind advisory at Apr 29, 2020, 3:15 PM EDT for 4 states. It took effect at Apr 30, 2020, 10:00 AM EDT. It was in force for 10 hr.
The area
The counties it named.
The facts
- Issued
- Apr 29, 2020, 3:15 PM EDT (19:15 UTC)
- In effect from
- Apr 30, 2020, 10:00 AM EDT
- Expired
- Apr 30, 2020, 8:00 PM EDT
- In force
- 10 hr
- Issued by
- NWS Philadelphia/Mount Holly
All 25 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, Mercer County, NJ, Middlesex County, NJ, Monmouth County, NJ, Ocean County, NJ, Salem County, NJ, Berks County, PA, Bucks County, PA, Chester County, PA, Delaware County, PA, Montgomery County, PA, Philadelphia County, PA
The radar
The Philadelphia radar (KDIX), 80 km from the middle of the area, began a volume at 19:15 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, 7.3 hours before the alert went out and 192 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.
- Mixed-layer CAPE
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1809 m above ground
- 0-6 km bulk shear
- 35 kt
- 0-1 km storm-relative helicity
- 21 m²/s²
- 0-3 km storm-relative helicity
- 116 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
481 WWUS71 KPHI 291915 NPWPHI URGENT - WEATHER MESSAGE National Weather Service Mount Holly NJ 315 PM EDT Wed Apr 29 2020 DEZ002>004-MDZ015-019-020-NJZ013-014-020>027-300815- /O.NEW.KPHI.WI.Y.0010.200430T1400Z-200501T0000Z/ Kent-Inland Sussex-Delaware Beaches-Queen Annes-Talbot-Caroline- Western Monmouth-Eastern Monmouth-Ocean-Cumberland-Atlantic- Cape May-Atlantic Coastal Cape May-Coastal Atlantic-Coastal Ocean- Southeastern Burlington- Including the cities of Dover, Georgetown, Rehoboth Beach, Centreville, Easton, Denton, Freehold, Sandy Hook, Jackson, Millville, Hammonton, Cape May Court House, Ocean City, Atlantic City, Long Beach Island, and Wharton State Forest 315 PM EDT Wed Apr 29 2020 ...WIND ADVISORY IN EFFECT FROM 10 AM TO 8 PM EDT THURSDAY... * WHAT...Southeast winds 20 to 30 mph with gusts up to 50 mph expected. * WHERE...Portions of central and southern New Jersey, northeast Maryland and central and southern Delaware. * WHEN...From 10 AM to 8 PM EDT Thursday. * 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. && $$ DEZ001-MDZ008-012-NJZ012-015>019-PAZ070-071-104-106-300815- /O.NEW.KPHI.WI.Y.0010.200430T1400Z-200501T0000Z/ New Castle-Cecil-Kent MD-Middlesex-Mercer-Salem-Gloucester-Camden- Northwestern Burlington-Delaware-Philadelphia-Eastern Montgomery- Lower Bucks- Including the cities of Wilmington, Elkton, Chestertown, New Brunswick, Trenton, Pennsville, Glassboro, Camden, Cherry Hill, Moorestown, Mount Holly, Media, Philadelphia, Norristown, Lansdale, Morrisville, and Doylestown 315 PM EDT Wed Apr 29 2020 ...WIND ADVISORY IN EFFECT FROM 10 AM TO 8 PM EDT THURSDAY... * WHAT...Southeast winds 15 to 25 mph with gusts of 40 to 50 mph expected. * WHERE...Portions of central, northern and southern New Jersey, southeast Pennsylvania, northeast Maryland and northern Delaware. * WHEN...From 10 AM to 8 PM EDT Thursday. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ Fitzsimmons
4 follow-up statements
178 WWUS71 KPHI 300800 NPWPHI URGENT - WEATHER MESSAGE National Weather Service Mount Holly NJ 400 AM EDT Thu Apr 30 2020 DEZ004-NJZ023>025-302100- /O.UPG.KPHI.WI.Y.0010.200430T1400Z-200501T0000Z/ /O.NEW.KPHI.HW.W.0003.200430T1400Z-200501T0000Z/ Delaware Beaches-Cape May-Atlantic Coastal Cape May- Coastal Atlantic- Including the cities of Rehoboth Beach, Cape May Court House, Ocean City, and Atlantic City 400 AM EDT Thu Apr 30 2020 ...HIGH WIND WARNING IN EFFECT FROM 10 AM THIS MORNING TO 8 PM EDT THIS EVENING... * WHAT...Southeast winds 20 to 30 mph with gusts up to 60 mph expected. * WHERE...In New Jersey, Cape May, Atlantic Coastal Cape May and Coastal Atlantic. In Delaware, Delaware Beaches. * WHEN...From 10 AM this morning to 8 PM EDT this evening. * IMPACTS...Damaging winds will blow down trees and power lines. Widespread power outages are expected. Travel will be difficult, especially for high profile vehicles. PRECAUTIONARY/PREPAREDNESS ACTIONS... People should avoid being outside in forested areas and around trees and branches. If possible, remain in the lower levels of your home during the windstorm, and avoid windows. Use caution if you must drive. && $$ DEZ002-003-MDZ015-019-020-NJZ013-014-020>022-026-027-302100- /O.CON.KPHI.WI.Y.0010.200430T1400Z-200501T0000Z/ Kent-Inland Sussex-Queen Annes-Talbot-Caroline-Western Monmouth- Eastern Monmouth-Ocean-Cumberland-Atlantic-Coastal Ocean- Southeastern Burlington- Including the cities of Dover, Georgetown, Centreville, Easton, Denton, Freehold, Sandy Hook, Jackson, Millville, Hammonton, Long Beach Island, and Wharton State Forest 400 AM EDT Thu Apr 30 2020 ...WIND ADVISORY REMAINS IN EFFECT FROM 10 AM THIS MORNING TO 8 PM EDT THIS EVENING... * WHAT...Southeast winds 15 to 25 mph with gusts up to 50 mph expected. * WHERE...Portions of central and southern New Jersey, northeast Maryland and central and southern Delaware. * WHEN...From 10 AM this morning to 8 PM EDT this evening. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ DEZ001-MDZ008-012-NJZ012-015>019-PAZ070-071-104-106-302100- /O.CON.KPHI.WI.Y.0010.200430T1400Z-200501T0000Z/ New Castle-Cecil-Kent MD-Middlesex-Mercer-Salem-Gloucester-Camden- Northwestern Burlington-Delaware-Philadelphia-Eastern Montgomery- Lower Bucks- Including the cities of Wilmington, Elkton, Chestertown, New Brunswick, Trenton, Pennsville, Glassboro, Camden, Cherry Hill, Moorestown, Mount Holly, Media, Philadelphia, Norristown, Lansdale, Morrisville, and Doylestown 400 AM EDT Thu Apr 30 2020 ...WIND ADVISORY REMAINS IN EFFECT FROM 10 AM THIS MORNING TO 8 PM EDT THIS EVENING... * WHAT...Southeast winds 15 to 25 mph with gusts up to 50 mph expected. * WHERE...Portions of central, northern and southern New Jersey, southeast Pennsylvania, northeast Maryland and northern Delaware. * WHEN...From 10 AM this morning to 8 PM EDT 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. && $$ Deal
076 WWUS71 KPHI 301320 NPWPHI URGENT - WEATHER MESSAGE National Weather Service Mount Holly NJ 920 AM EDT Thu Apr 30 2020 DEZ001>003-NJZ013-014-016>022-026-027-PAZ070-071-010000- /O.UPG.KPHI.WI.Y.0010.200430T1400Z-200501T0000Z/ /O.EXA.KPHI.HW.W.0003.200430T1400Z-200501T0000Z/ New Castle-Kent-Inland Sussex-Western Monmouth-Eastern Monmouth- Salem-Gloucester-Camden-Northwestern Burlington-Ocean-Cumberland- Atlantic-Coastal Ocean-Southeastern Burlington-Delaware- Philadelphia- Including the cities of Wilmington, Dover, Georgetown, Freehold, Sandy Hook, Pennsville, Glassboro, Camden, Cherry Hill, Moorestown, Mount Holly, Jackson, Millville, Hammonton, Long Beach Island, Wharton State Forest, Media, and Philadelphia 920 AM EDT Thu Apr 30 2020 ...HIGH WIND WARNING IN EFFECT UNTIL 8 PM EDT THIS EVENING... * WHAT...Southeast winds 20 to 30 mph with gusts of 50 to 60 mph expected. * WHERE...Portions of central and southern New Jersey, southeast Pennsylvania and central, northern and southern Delaware. * WHEN...Until 8 PM EDT this evening. * IMPACTS...Damaging winds will blow down trees and power lines. Widespread power outages will be possible. Travel will be difficult, especially for high profile vehicles. PRECAUTIONARY/PREPAREDNESS ACTIONS... People should avoid being outside in forested areas and around trees and branches. If possible, remain in the lower levels of your home during the windstorm, and avoid windows. Use caution if you must drive. && $$ DEZ004-NJZ023>025-010000- /O.CON.KPHI.HW.W.0003.200430T1400Z-200501T0000Z/ Delaware Beaches-Cape May-Atlantic Coastal Cape May- Coastal Atlantic- Including the cities of Rehoboth Beach, Cape May Court House, Ocean City, and Atlantic City 920 AM EDT Thu Apr 30 2020 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 8 PM EDT THIS EVENING... * WHAT...Southeast winds 20 to 30 mph with gusts up of 50 to 60 mph expected. * WHERE...In New Jersey, Atlantic Coastal Cape May, Coastal Atlantic and Cape May. In Delaware, Delaware Beaches. * WHEN...Until 8 PM EDT this evening. * IMPACTS...Damaging winds will blow down trees and power lines. Widespread power outages are possible. Travel will be difficult, especially for high profile vehicles. PRECAUTIONARY/PREPAREDNESS ACTIONS... People should avoid being outside in forested areas and around trees and branches. If possible, remain in the lower levels of your home during the windstorm, and avoid windows. Use caution if you must drive. && $$ PAZ060-101>103-105-010000- /O.EXA.KPHI.WI.Y.0010.200430T1400Z-200501T0000Z/ Berks-Western Chester-Eastern Chester-Western Montgomery- Upper Bucks- Including the cities of Reading, Honey Brook, Oxford, West Chester, Kennett Square, Collegeville, Pottstown, Chalfont, and Perkasie 920 AM EDT Thu Apr 30 2020 ...WIND ADVISORY IN EFFECT UNTIL 8 PM EDT THIS EVENING... * WHAT...Southeast winds 15 to 25 mph with gusts up to 50 mph expected. * WHERE...Berks, Western Chester, Eastern Chester, Western Montgomery and Upper Bucks. * WHEN...Until 8 PM EDT this evening. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ MDZ008-012-015-019-020-NJZ012-015-PAZ104-106-010000- /O.CON.KPHI.WI.Y.0010.200430T1400Z-200501T0000Z/ Cecil-Kent MD-Queen Annes-Talbot-Caroline-Middlesex-Mercer- Eastern Montgomery-Lower Bucks- Including the cities of Elkton, Chestertown, Centreville, Easton, Denton, New Brunswick, Trenton, Norristown, Lansdale, Morrisville, and Doylestown 920 AM EDT Thu Apr 30 2020 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 8 PM EDT THIS EVENING... * WHAT...Southeast winds 15 to 25 mph with gusts up to 50 mph expected. * WHERE...In Pennsylvania, Eastern Montgomery and Lower Bucks. In New Jersey, Mercer and Middlesex. In Maryland, Cecil, Caroline, Talbot, Kent MD and Queen Annes. * WHEN...Until 8 PM EDT 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. && $$ Fitzsimmons
020 WWUS71 KPHI 301946 NPWPHI URGENT - WEATHER MESSAGE National Weather Service Mount Holly NJ 346 PM EDT Thu Apr 30 2020 DEZ004-NJZ023>025-010000- /O.CON.KPHI.HW.W.0003.000000T0000Z-200501T0000Z/ Delaware Beaches-Cape May-Atlantic Coastal Cape May- Coastal Atlantic- Including the cities of Rehoboth Beach, Cape May Court House, Ocean City, and Atlantic City 346 PM EDT Thu Apr 30 2020 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 8 PM EDT THIS EVENING... * WHAT...Southeast winds 20 to 30 mph with peak wind gusts of 50 to 60 mph. * WHERE...In New Jersey, Atlantic Coastal Cape May, Coastal Atlantic and Cape May. In Delaware, Delaware Beaches. * WHEN...Until 8 PM EDT this evening. * IMPACTS...Damaging winds will blow down trees and power lines. Widespread power outages are expected. Travel will be difficult, especially for high profile vehicles. PRECAUTIONARY/PREPAREDNESS ACTIONS... People should avoid being outside in forested areas and around trees and branches. If possible, remain in the lower levels of your home during the windstorm, and avoid windows. Use caution if you must drive. && $$ DEZ001>003-NJZ013-014-016>022-026-027-PAZ070-071-010000- /O.CON.KPHI.HW.W.0003.000000T0000Z-200501T0000Z/ New Castle-Kent-Inland Sussex-Western Monmouth-Eastern Monmouth- Salem-Gloucester-Camden-Northwestern Burlington-Ocean-Cumberland- Atlantic-Coastal Ocean-Southeastern Burlington-Delaware- Philadelphia- Including the cities of Wilmington, Dover, Georgetown, Freehold, Sandy Hook, Pennsville, Glassboro, Camden, Cherry Hill, Moorestown, Mount Holly, Jackson, Millville, Hammonton, Long Beach Island, Wharton State Forest, Media, and Philadelphia 346 PM EDT Thu Apr 30 2020 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 8 PM EDT THIS EVENING... * WHAT...Southeast winds 15 to 25 mph with peak wind gusts of 50 to 60 mph. * WHERE...Portions of central and southern New Jersey, southeast Pennsylvania and central, northern and southern Delaware. * WHEN...Until 8 PM EDT this evening. * IMPACTS...Damaging winds will blow down trees and power lines. Widespread power outages are expected. Travel will be difficult, especially for high profile vehicles. PRECAUTIONARY/PREPAREDNESS ACTIONS... People should avoid being outside in forested areas and around trees and branches. If possible, remain in the lower levels of your home during the windstorm, and avoid windows. Use caution if you must drive. && $$ MDZ008-012-015-019-020-NJZ012-015-PAZ060-101>106-010000- /O.CON.KPHI.WI.Y.0010.000000T0000Z-200501T0000Z/ Cecil-Kent MD-Queen Annes-Talbot-Caroline-Middlesex-Mercer-Berks- Western Chester-Eastern Chester-Western Montgomery- Eastern Montgomery-Upper Bucks-Lower Bucks- Including the cities of Elkton, Chestertown, Centreville, Easton, Denton, New Brunswick, Trenton, Reading, Honey Brook, Oxford, West Chester, Kennett Square, Collegeville, Pottstown, Norristown, Lansdale, Chalfont, Perkasie, Morrisville, and Doylestown 346 PM EDT Thu Apr 30 2020 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 8 PM EDT THIS EVENING... * WHAT...Southeast winds 10 to 20 mph with gusts up to 50 mph. * WHERE...Portions of central and northern New Jersey, east central and southeast Pennsylvania and northeast Maryland. * WHEN...Until 8 PM EDT this evening. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ Fitzsimmons
123 WWUS71 KPHI 010000 NPWPHI URGENT - WEATHER MESSAGE National Weather Service Mount Holly NJ 800 PM EDT Thu Apr 30 2020 DEZ004-NJZ023>025-010100- /O.EXP.KPHI.HW.W.0003.000000T0000Z-200501T0000Z/ Delaware Beaches-Cape May-Atlantic Coastal Cape May- Coastal Atlantic- Including the cities of Rehoboth Beach, Cape May Court House, Ocean City, and Atlantic City 800 PM EDT Thu Apr 30 2020 ...HIGH WIND WARNING WILL EXPIRE AT 8 PM EDT THIS EVENING... Winds will continue to diminish. Therefore the high wind warning will expire at 8 PM. $$ DEZ001>003-NJZ013-014-016>022-026-027-PAZ070-071-010100- /O.EXP.KPHI.HW.W.0003.000000T0000Z-200501T0000Z/ New Castle-Kent-Inland Sussex-Western Monmouth-Eastern Monmouth- Salem-Gloucester-Camden-Northwestern Burlington-Ocean-Cumberland- Atlantic-Coastal Ocean-Southeastern Burlington-Delaware- Philadelphia- Including the cities of Wilmington, Dover, Georgetown, Freehold, Sandy Hook, Pennsville, Glassboro, Camden, Cherry Hill, Moorestown, Mount Holly, Jackson, Millville, Hammonton, Long Beach Island, Wharton State Forest, Media, and Philadelphia 800 PM EDT Thu Apr 30 2020 ...HIGH WIND WARNING WILL EXPIRE AT 8 PM EDT THIS EVENING... Winds will continue to diminish. Therefore the high wind warning will expire at 8 PM. $$ MDZ008-012-015-019-020-NJZ012-015-PAZ060-101>106-010100- /O.EXP.KPHI.WI.Y.0010.000000T0000Z-200501T0000Z/ Cecil-Kent MD-Queen Annes-Talbot-Caroline-Middlesex-Mercer-Berks- Western Chester-Eastern Chester-Western Montgomery- Eastern Montgomery-Upper Bucks-Lower Bucks- Including the cities of Elkton, Chestertown, Centreville, Easton, Denton, New Brunswick, Trenton, Reading, Honey Brook, Oxford, West Chester, Kennett Square, Collegeville, Pottstown, Norristown, Lansdale, Chalfont, Perkasie, Morrisville, and Doylestown 800 PM EDT Thu Apr 30 2020 ...WIND ADVISORY WILL EXPIRE AT 8 PM EDT THIS EVENING... Winds will continue to diminish. Therefore the wind advisory will expire at 8 PM. $$
The office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 29, 3:14 AM EDT | Flood Watch | PHI | Caroline, Cecil, Kent, Queen Anne's, Talbot | 48 hr |
| Apr 29, 3:13 PM EDT | Gale Warning | PHI | 33 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.