Alert archive / New Jersey / Wind Advisories in 2021
Wind Advisory 5, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this wind advisory at Mar 18, 2021, 3:31 AM EDT for 4 counties in New Jersey; Sussex County, Delaware. It took effect at Mar 19, 2021, 3:00 AM EDT. It was in force for 10 hr.
The area
The counties it named.
The facts
- Issued
- Mar 18, 2021, 3:31 AM EDT (07:31 UTC)
- In effect from
- Mar 19, 2021, 3:00 AM EDT
- Expired
- Mar 19, 2021, 1:00 PM EDT
- In force
- 10 hr
- 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 07:32 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, 7.5 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
- 618 m above ground
- 0-6 km bulk shear
- 42 kt
- 0-1 km storm-relative helicity
- 78 m²/s²
- 0-3 km storm-relative helicity
- 132 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
557 WWUS71 KPHI 180731 NPWPHI URGENT - WEATHER MESSAGE National Weather Service Mount Holly NJ 331 AM EDT Thu Mar 18 2021 DEZ004-NJZ014-024>026-182200- /O.NEW.KPHI.WI.Y.0005.210319T0700Z-210319T1700Z/ 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 331 AM EDT Thu Mar 18 2021 ...WIND ADVISORY IN EFFECT FROM 3 AM TO 1 PM EDT FRIDAY... * WHAT...North winds 25 to 30 mph with gusts up to 50 mph expected. * WHERE...In New Jersey, Eastern Monmouth, Atlantic Coastal Cape May, Coastal Atlantic and Coastal Ocean. In Delaware, Delaware Beaches. * WHEN...From 3 AM to 1 PM EDT Friday. * 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. && $$ MPS
3 follow-up statements
108 WWUS71 KPHI 181859 NPWPHI URGENT - WEATHER MESSAGE National Weather Service Mount Holly NJ 259 PM EDT Thu Mar 18 2021 DEZ004-NJZ014-024>026-190800- /O.CON.KPHI.WI.Y.0005.210319T0700Z-210319T1700Z/ Delaware Beaches-Eastern Monmouth-Atlantic Coastal Cape May- Coastal Atlantic-Coastal Ocean- Including the cities of Rehoboth Beach, Sandy Hook, Ocean City, Atlantic City, and Long Beach Island 259 PM EDT Thu Mar 18 2021 ...WIND ADVISORY REMAINS IN EFFECT FROM 3 AM TO 1 PM EDT FRIDAY... * WHAT...North winds 20 to 30 mph with gusts up to 50 mph expected. * WHERE...In New Jersey, Coastal Ocean, Atlantic Coastal Cape May, Eastern Monmouth and Coastal Atlantic. In Delaware, Delaware Beaches. * WHEN...From 3 AM to 1 PM EDT Friday. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ Johnson
572 WWUS71 KPHI 190720 NPWPHI URGENT - WEATHER MESSAGE National Weather Service Mount Holly NJ 320 AM EDT Fri Mar 19 2021 DEZ004-NJZ014-024>026-191700- /O.CON.KPHI.WI.Y.0005.000000T0000Z-210319T1700Z/ 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 320 AM EDT Fri Mar 19 2021 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 1 PM EDT THIS AFTERNOON... * WHAT...North winds 20 to 30 mph with gusts up to 50 mph. * WHERE...In New Jersey, Coastal Ocean, Atlantic Coastal Cape May, Eastern Monmouth and Coastal Atlantic. In Delaware, Delaware Beaches. * WHEN...Until 1 PM EDT this afternoon. * 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. && $$
496 WWUS71 KPHI 191654 NPWPHI URGENT - WEATHER MESSAGE National Weather Service Mount Holly NJ 1254 PM EDT Fri Mar 19 2021 DEZ004-NJZ014-024>026-191800- /O.EXP.KPHI.WI.Y.0005.000000T0000Z-210319T1700Z/ Delaware Beaches-Eastern Monmouth-Atlantic Coastal Cape May- Coastal Atlantic-Coastal Ocean- Including the cities of Rehoboth Beach, Sandy Hook, Ocean City, Atlantic City, and Long Beach Island 1254 PM EDT Fri Mar 19 2021 ...WIND ADVISORY WILL EXPIRE AT 1 PM EDT THIS AFTERNOON... Winds across the coast have peaked and will continue to slowly subside throughout the afternoon. $$ Staarmann
The office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 18, 3:30 AM EDT | Gale Warning | PHI | 39 hr |
Nearby
Wind Advisories in New Jersey, 2021Wind Advisories in Delaware, 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.