Alert archive / New Jersey / Coastal Flood Statements in 2021
Coastal Flood Statement 13, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this coastal flood statement at Nov 12, 2021, 5:09 PM EST for Ocean County, New Jersey. It was in force for 4 hr.
The area
The counties it named.
The facts
- Issued
- Nov 12, 2021, 5:09 PM EST (22:09 UTC)
- Expired
- Nov 12, 2021, 9:18 PM EST
- In force
- 4 hr
- Issued by
- NWS Philadelphia/Mount Holly
County Ocean County, NJ
The radar
The Philadelphia radar (KDIX), 16 km from the middle of the area, began a volume at 22:09 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 12:00Z, 10.2 hours before the alert went out and 162 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
- 191 J/kg
- Mixed-layer CIN
- -19 J/kg
- Mixed-layer LCL
- 601 m above ground
- 0-6 km bulk shear
- 50 kt
- 0-1 km storm-relative helicity
- 262 m²/s²
- 0-3 km storm-relative helicity
- 370 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 1.9
The text
As transmitted.
312 WHUS41 KPHI 122209 CFWPHI Coastal Hazard Message National Weather Service Mount Holly NJ 509 PM EST Fri Nov 12 2021 NJZ020-026-130500- /O.NEW.KPHI.CF.S.0013.211112T2209Z-211113T0500Z/ Ocean-Coastal Ocean- 509 PM EST Fri Nov 12 2021 * WHAT...Around one half foot of inundation above ground level in low- lying areas near shorelines and tidal waterways. * WHERE...Barnegat Bay and the tidal waterways that flow into it. * WHEN...Until midnight EST tonight. * IMPACTS...Minor roadway flooding is possible. PRECAUTIONARY/PREPAREDNESS ACTIONS... Do not drive through flooded roadways. && $$ Johnson
1 follow-up statement
748 WHUS41 KPHI 130218 CFWPHI Coastal Hazard Message National Weather Service Mount Holly NJ 918 PM EST Fri Nov 12 2021 NJZ020-026-130330- /O.CAN.KPHI.CF.S.0013.000000T0000Z-211113T0500Z/ Ocean-Coastal Ocean- 918 PM EST Fri Nov 12 2021 The coastal flood statement for Barnegat Bay has been cancelled. Tide levels on the northern portions of Barnegat Bay have fallen below flood thresholds. Tidal flood concerns are not anticipated with subsequent high tides. $$
The office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Nov 12, 9:16 AM EST | Special Weather Statement | PHI | Hunterdon | 44 min |
| Nov 12, 9:35 AM EST | Special Weather Statement | PHI | Morris, Sussex | 55 min |
| Nov 12, 2:49 PM EST | Gale Warning | PHI | 31 hr |
Nearby
Coastal Flood Statements in New Jersey, 2021Every coastal flood statement 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.