Alert archive / New Jersey / Wind Advisories in 2021
Wind Advisory 9, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this wind advisory at Nov 13, 2021, 2:55 AM EST for 11 counties in New Jersey; Bucks County, Philadelphia County, Pennsylvania. It took effect at Nov 13, 2021, 1:00 PM EST. It was in force for 4 hr.
The area
The counties it named.
The facts
- Issued
- Nov 13, 2021, 2:55 AM EST (07:55 UTC)
- In effect from
- Nov 13, 2021, 1:00 PM EST
- Expired
- Nov 13, 2021, 5:00 PM EST
- In force
- 4 hr
- Issued by
- NWS Philadelphia/Mount Holly
Counties 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, Bucks County, PA, Philadelphia County, PA
The radar
The Philadelphia radar (KDIX), 35 km from the middle of the area, began a volume at 08:00 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
Brookhaven, NY (KOKX), launched 00:00Z, 7.9 hours before the alert went out and 200 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
- 918 m above ground
- 0-6 km bulk shear
- 67 kt
- 0-1 km storm-relative helicity
- -24 m²/s²
- 0-3 km storm-relative helicity
- -26 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
830 WWUS71 KPHI 130755 NPWPHI URGENT - WEATHER MESSAGE National Weather Service Mount Holly NJ 255 AM EST Sat Nov 13 2021 NJZ014-023>026-132130- /O.NEW.KPHI.WI.Y.0009.211113T1800Z-211114T0000Z/ Eastern Monmouth-Cape May-Atlantic Coastal Cape May- Coastal Atlantic-Coastal Ocean- Including the cities of Sandy Hook, Cape May Court House, Ocean City, Atlantic City, and Long Beach Island 255 AM EST Sat Nov 13 2021 ...WIND ADVISORY IN EFFECT FROM 1 PM THIS AFTERNOON TO 7 PM EST THIS EVENING... * WHAT...West winds 20 to 30 mph with gusts up to 45 mph expected. * WHERE...Eastern Monmouth, Cape May, Atlantic Coastal Cape May, Coastal Atlantic and Coastal Ocean. * WHEN...From 1 PM this afternoon to 7 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. * ADDITIONAL DETAILS...Winds will increase sharply behind a cold front early this afternoon. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ NJZ012-013-020-022-027-132130- /O.NEW.KPHI.WI.Y.0009.211113T1800Z-211114T0000Z/ Middlesex-Western Monmouth-Ocean-Atlantic-Southeastern Burlington- Including the cities of New Brunswick, Freehold, Jackson, Hammonton, and Wharton State Forest 255 AM EST Sat Nov 13 2021 ...WIND ADVISORY IN EFFECT FROM 1 PM THIS AFTERNOON TO 7 PM EST THIS EVENING... * WHAT...West winds 15 to 25 mph with gusts up to 45 mph expected. * WHERE...Middlesex, Western Monmouth, Ocean, Atlantic and Southeastern Burlington. * WHEN...From 1 PM this afternoon to 7 PM EST this evening. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. * ADDITIONAL DETAILS...Winds will increase sharply behind a cold front early this afternoon. The strongest wind gusts will be near the coasts. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ Staarmann
2 follow-up statements
384 WWUS71 KPHI 131911 NPWPHI URGENT - WEATHER MESSAGE National Weather Service Mount Holly NJ 211 PM EST Sat Nov 13 2021 DEZ003-140815- /O.NEW.KPHI.FZ.W.0008.211114T0700Z-211114T1400Z/ Inland Sussex- Including the city of Georgetown 211 PM EST Sat Nov 13 2021 ...FREEZE WARNING IN EFFECT FROM 2 AM TO 9 AM EST SUNDAY... * WHAT...Sub-freezing temperatures as low as 31 expected. * WHERE...Inland Sussex. * WHEN...From 2 AM to 9 AM EST Sunday. * IMPACTS...Frost and freeze conditions will kill crops and other sensitive vegetation. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. && $$ NJZ015>019-021-PAZ071-106-140000- /O.EXA.KPHI.WI.Y.0009.000000T0000Z-211114T0000Z/ Mercer-Salem-Gloucester-Camden-Northwestern Burlington-Cumberland- Philadelphia-Lower Bucks- Including the cities of Trenton, Pennsville, Glassboro, Camden, Cherry Hill, Moorestown, Mount Holly, Millville, Philadelphia, Morrisville, and Doylestown 211 PM EST Sat Nov 13 2021 ...WIND ADVISORY IN EFFECT UNTIL 7 PM EST THIS EVENING... * WHAT...West winds 20 to 30 mph with gusts of 40 to 50 mph. * WHERE...In New Jersey, Mercer, Salem, Gloucester, Camden, Northwestern Burlington and Cumberland. In Pennsylvania, Philadelphia and Lower Bucks. * WHEN...Until 7 PM EST this evening. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ NJZ014-023>026-140000- /O.CON.KPHI.WI.Y.0009.000000T0000Z-211114T0000Z/ Eastern Monmouth-Cape May-Atlantic Coastal Cape May- Coastal Atlantic-Coastal Ocean- Including the cities of Sandy Hook, Cape May Court House, Ocean City, Atlantic City, and Long Beach Island 211 PM EST Sat Nov 13 2021 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 7 PM EST THIS EVENING... * WHAT...West winds 20 to 30 mph with gusts of 40 to 50 mph. * WHERE...Coastal Ocean, Atlantic Coastal Cape May, Coastal Atlantic, Cape May and Eastern Monmouth. * WHEN...Until 7 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. && $$ NJZ012-013-020-022-027-140000- /O.CON.KPHI.WI.Y.0009.000000T0000Z-211114T0000Z/ Middlesex-Western Monmouth-Ocean-Atlantic-Southeastern Burlington- Including the cities of New Brunswick, Freehold, Jackson, Hammonton, and Wharton State Forest 211 PM EST Sat Nov 13 2021 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 7 PM EST THIS EVENING... * WHAT...West winds 20 to 30 mph with gusts of 40 to 50 mph. * WHERE...Southeastern Burlington, Atlantic, Ocean, Western Monmouth and Middlesex. * WHEN...Until 7 PM EST this evening. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ Fitzsimmons
852 WWUS71 KPHI 132200 NPWPHI URGENT - WEATHER MESSAGE National Weather Service Mount Holly NJ 500 PM EST Sat Nov 13 2021 NJZ012>027-PAZ071-106-132300- /O.CAN.KPHI.WI.Y.0009.000000T0000Z-211114T0000Z/ 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-Philadelphia-Lower Bucks- Including the cities of 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, Philadelphia, Morrisville, and Doylestown 500 PM EST Sat Nov 13 2021 ...WIND ADVISORY IS CANCELLED... Winds have diminished and should continue to decrease through the evening. Therefore, the wind advisory has been cancelled. $$ DEZ003-141100- /O.CON.KPHI.FZ.W.0008.211114T0700Z-211114T1400Z/ Inland Sussex- Including the city of Georgetown 500 PM EST Sat Nov 13 2021 ...FREEZE WARNING REMAINS IN EFFECT FROM 2 AM TO 9 AM EST SUNDAY... * WHAT...Sub-freezing temperatures as low as 33 expected. * WHERE...Inland Sussex. * WHEN...From 2 AM to 9 AM EST Sunday. * IMPACTS...Frost and freeze conditions will kill crops and other sensitive vegetation. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. && $$ Johnson
The office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Nov 13, 12:22 PM EST | Severe Thunderstorm Warning | PHI | Hunterdon, Morris, Somerset, Sussex, Warren | 53 min |
| Nov 13, 1:15 PM EST | Severe Thunderstorm Warning | PHI | Mercer, Middlesex, Somerset | 13 min |
| Nov 13, 1:51 PM EST | Severe Thunderstorm Warning | PHI | Middlesex | 9 min |
| Nov 13, 2:04 PM EST | Severe Thunderstorm Warning | PHI | Monmouth, Ocean | 41 min |
| Nov 13, 2:06 PM EST | Special Marine Warning | PHI | 54 min | |
| Nov 13, 2:21 PM EST | Severe Thunderstorm Warning | PHI | Ocean | 24 min |
| Nov 13, 2:22 PM EST | Special Marine Warning | PHI | 53 min | |
| Nov 13, 2:57 PM EST | Special Marine Warning | PHI | 20 min | |
| Nov 13, 6:59 PM EST | Small Craft Advisory | PHI | 11 hr |
Nearby
Wind Advisories in New Jersey, 2021Wind Advisories in Pennsylvania, 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.