Alert archive / New Jersey / High Wind Watches in 2020
High Wind Watch 2, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this high wind watch at Dec 15, 2020, 3:17 AM EST for 4 counties in New Jersey; Sussex County, Delaware. It took effect at Dec 16, 2020, 6:00 PM EST. It was in force for .
The area
The counties it named.
The facts
- Issued
- Dec 15, 2020, 3:17 AM EST (08:17 UTC)
- In effect from
- Dec 16, 2020, 6:00 PM EST
- Expired
- Dec 15, 2020, 7:03 PM EST
- In force
- Issued by
- NWS Philadelphia/Mount Holly
Counties Sussex County, DE, Atlantic County, NJ, Cape May County, NJ, Monmouth County, NJ, Ocean County, NJ
The radar
The Philadelphia radar (KDIX), 56 km from the middle of the area, began a volume at 08:16 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 00:00Z, 8.3 hours before the alert went out and 184 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
- 672 m above ground
- 0-6 km bulk shear
- 43 kt
- 0-1 km storm-relative helicity
- -111 m²/s²
- 0-3 km storm-relative helicity
- 26 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
738 WWUS71 KPHI 150817 NPWPHI URGENT - WEATHER MESSAGE National Weather Service Mount Holly NJ 317 AM EST Tue Dec 15 2020 DEZ004-NJZ014-024>026-152300- /O.NEW.KPHI.HW.A.0002.201216T2300Z-201217T1100Z/ Delaware Beaches-Eastern Monmouth-Atlantic Coastal Cape May- Coastal Atlantic-Coastal Ocean- Including the cities of Rehoboth Beach, Sandy Hook, Ocean City, Atlantic City, and Long Beach Island 317 AM EST Tue Dec 15 2020 ...HIGH WIND WATCH IN EFFECT FROM WEDNESDAY EVENING THROUGH LATE WEDNESDAY NIGHT... * WHAT...Northeast winds 25 to 35 mph with gusts up to 55 mph possible. * WHERE...In New Jersey, Eastern Monmouth, Atlantic Coastal Cape May, Coastal Atlantic and Coastal Ocean. In Delaware, Delaware Beaches. * WHEN...From Wednesday evening through late Wednesday night. * IMPACTS...Damaging winds could blow down trees and power lines. Widespread power outages are possible. Travel could be difficult, especially for high profile vehicles. PRECAUTIONARY/PREPAREDNESS ACTIONS... Monitor the latest forecasts and warnings for updates on this situation. Fasten loose objects or shelter objects in a safe location prior to the onset of winds. && $$ MPS
2 follow-up statements
805 WWUS71 KPHI 152017 NPWPHI URGENT - WEATHER MESSAGE National Weather Service Mount Holly NJ 317 PM EST Tue Dec 15 2020 DEZ004-NJZ014-024>026-161100- /O.CON.KPHI.HW.A.0002.201216T2300Z-201217T1100Z/ Delaware Beaches-Eastern Monmouth-Atlantic Coastal Cape May- Coastal Atlantic-Coastal Ocean- Including the cities of Rehoboth Beach, Sandy Hook, Ocean City, Atlantic City, and Long Beach Island 317 PM EST Tue Dec 15 2020 ...HIGH WIND WATCH REMAINS IN EFFECT FROM WEDNESDAY EVENING THROUGH LATE WEDNESDAY NIGHT... * WHAT...Northeast winds 30 to 40 mph with gusts up to 60 mph possible. * WHERE...In New Jersey, Coastal Ocean, Atlantic Coastal Cape May, Eastern Monmouth and Coastal Atlantic. In Delaware, Delaware Beaches. * WHEN...From Wednesday evening through late Wednesday night. * IMPACTS...Damaging winds could blow down trees and power lines. Widespread power outages are possible. Travel could be difficult, especially for high profile vehicles. PRECAUTIONARY/PREPAREDNESS ACTIONS... Monitor the latest forecasts and warnings for updates on this situation. Fasten loose objects or shelter objects in a safe location prior to the onset of winds. && $$ Meola
879 WWUS71 KPHI 160003 NPWPHI URGENT - WEATHER MESSAGE National Weather Service Mount Holly NJ 703 PM EST Tue Dec 15 2020 NJZ014-026-161315- /O.UPG.KPHI.HW.A.0002.201216T2300Z-201217T1100Z/ /O.NEW.KPHI.HW.W.0004.201216T2300Z-201217T1400Z/ Eastern Monmouth-Coastal Ocean- Including the cities of Sandy Hook and Long Beach Island 703 PM EST Tue Dec 15 2020 ...HIGH WIND WARNING IN EFFECT FROM 6 PM WEDNESDAY TO 9 AM EST THURSDAY... * WHAT...Northeast winds 30 to 40 mph with gusts up to 60 mph expected. * WHERE...Eastern Monmouth and Coastal Ocean. * WHEN...From 6 PM Wednesday to 9 AM EST Thursday. * 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. && $$ NJZ024-025-161315- /O.UPG.KPHI.HW.A.0002.201216T2300Z-201217T1100Z/ /O.NEW.KPHI.HW.W.0004.201216T2100Z-201217T0700Z/ Atlantic Coastal Cape May-Coastal Atlantic- Including the cities of Ocean City and Atlantic City 703 PM EST Tue Dec 15 2020 ...HIGH WIND WARNING IN EFFECT FROM 4 PM WEDNESDAY TO 2 AM EST THURSDAY... * WHAT...East winds 30 to 40 mph with gusts up to 60 mph expected. * WHERE...Atlantic Coastal Cape May and Coastal Atlantic. * WHEN...From 4 PM Wednesday to 2 AM EST Thursday. * IMPACTS...Damaging winds will blow down trees and power lines. Widespread power outages are expected. Travel will be difficult, especially for high profile vehicles. PRECAUTIONARY/PREPAREDNESS ACTIONS... People should avoid being outside in forested areas and around trees and branches. If possible, remain in the lower levels of your home during the windstorm, and avoid windows. Use caution if you must drive. && $$ NJZ023-161315- /O.NEW.KPHI.HW.W.0004.201216T2100Z-201217T0700Z/ Cape May- Including the city of Cape May Court House 703 PM EST Tue Dec 15 2020 ...HIGH WIND WARNING IN EFFECT FROM 4 PM WEDNESDAY TO 2 AM EST THURSDAY... * WHAT...East winds 25 to 35 mph with gusts up to 60 mph expected. * WHERE...Cape May. * WHEN...From 4 PM Wednesday to 2 AM EST Thursday. * 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. && $$ DEZ004-161315- /O.UPG.KPHI.HW.A.0002.201216T2300Z-201217T1100Z/ /O.NEW.KPHI.WI.Y.0017.201216T2100Z-201217T0500Z/ Delaware Beaches- Including the city of Rehoboth Beach 703 PM EST Tue Dec 15 2020 ...WIND ADVISORY IN EFFECT FROM 4 PM WEDNESDAY TO MIDNIGHT EST WEDNESDAY NIGHT... * WHAT...East winds 30 to 35 mph with gusts up to 55 mph expected. * WHERE...Delaware Beaches. * WHEN...From 4 PM Wednesday to midnight EST Wednesday night. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. * ADDITIONAL DETAILS...A brief period of winds gusting in excess of 55 mph is possible Wednesday evening. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ NJZ020-161315- /O.NEW.KPHI.WI.Y.0017.201216T2300Z-201217T1400Z/ Ocean- Including the city of Jackson 703 PM EST Tue Dec 15 2020 ...WIND ADVISORY IN EFFECT FROM 6 PM WEDNESDAY TO 9 AM EST THURSDAY... * WHAT...Northeast winds 25 to 35 mph with gusts up to 55 mph expected. * WHERE...Ocean. * WHEN...From 6 PM Wednesday to 9 AM EST 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. && $$ NJZ021-022-027-161315- /O.NEW.KPHI.WI.Y.0017.201216T2100Z-201217T0700Z/ Cumberland-Atlantic-Southeastern Burlington- Including the cities of Millville, Hammonton, and Wharton State Forest 703 PM EST Tue Dec 15 2020 ...WIND ADVISORY IN EFFECT FROM 4 PM WEDNESDAY TO 2 AM EST THURSDAY... * WHAT...Northeast winds 20 to 30 mph with gusts up to 55 mph expected. * WHERE...Cumberland, Atlantic and Southeastern Burlington. * WHEN...From 4 PM Wednesday to 2 AM EST Thursday. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ DEZ002-003-161315- /O.NEW.KPHI.WI.Y.0017.201216T2100Z-201217T0500Z/ Kent-Inland Sussex- Including the cities of Dover and Georgetown 703 PM EST Tue Dec 15 2020 ...WIND ADVISORY IN EFFECT FROM 4 PM WEDNESDAY TO MIDNIGHT EST WEDNESDAY NIGHT... * WHAT...East winds 25 to 35 mph with gusts up to 55 mph expected. * WHERE...Kent and Inland Sussex. * WHEN...From 4 PM Wednesday to midnight EST Wednesday night. * 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
The office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Dec 15, 3:18 AM EST | Winter Storm Warning | PHI | Hunterdon, Mercer, Middlesex, Monmouth, Morris, Somerset and 2 more | 51 hr |
| Dec 15, 3:19 PM EST | Gale Warning | PHI | 42 hr | |
| Dec 15, 3:19 PM EST | Storm Warning | PHI | 38 hr | |
| Dec 15, 3:27 PM EST | Coastal Flood Warning | PHI | Atlantic, Burlington, Cape May, Cumberland, Middlesex, Monmouth and 1 more | 45 hr |
| Dec 15, 3:29 PM EST | Winter Weather Advisory | PHI | Burlington, Camden, Gloucester, Salem | 43 hr |
Nearby
High Wind Watches in New Jersey, 2020High Wind Watches in Delaware, 2020Every high wind watch 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.