Alert archive / Delaware / Coastal Flood Statements in 2019
Coastal Flood Statement 13, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this coastal flood statement at Nov 18, 2019, 4:01 PM EST for Sussex County, Delaware; Ocean County, New Jersey. It took effect at Nov 18, 2019, 4:07 PM EST. It was in force for 6 hr.
The area
The counties it named.
The facts
- Issued
- Nov 18, 2019, 4:01 PM EST (21:01 UTC)
- In effect from
- Nov 18, 2019, 4:07 PM EST
- Expired
- Nov 18, 2019, 10:00 PM EST
- In force
- 6 hr
- Issued by
- NWS Philadelphia/Mount Holly
Counties Sussex County, DE, Ocean County, NJ
The radar
The Dover AFB radar (KDOX), 75 km from the middle of the area, began a volume at 21:01 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, 9.0 hours before the alert went out and 158 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
- 2 J/kg
- Mixed-layer CIN
- 0 J/kg
- Mixed-layer LCL
- 429 m above ground
- 0-6 km bulk shear
- 28 kt
- 0-1 km storm-relative helicity
- 107 m²/s²
- 0-3 km storm-relative helicity
- 167 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
974 WHUS41 KPHI 182101 CFWPHI Coastal Hazard Message National Weather Service Mount Holly NJ 401 PM EST Mon Nov 18 2019 NJZ020-026-190300- /O.NEW.KPHI.CF.S.0013.191118T2101Z-191119T0300Z/ Ocean-Coastal Ocean- 401 PM EST Mon Nov 18 2019 ...MINOR FLOODING ALONG NORTHERN BARNEGAT BAY... * LOCATIONS...Barnegat Bay, to the north of Barnegat Inlet, and its tidal tributaries. * TIMING...A northeasterly wind has keep water trapped in the northern part of Barnegat Bay this afternoon into this evening. However, now that winds are shifting to offshore, they should allow water to push out of the bay later this evening and overnight. * COASTAL FLOOD IMPACTS...Up to a half foot of inundation above ground level is possible in low-lying areas near shorelines and tidal waterways. Minor flooding is expected with some road closures possible. && $$ DEZ003-004-190300- /O.NEW.KPHI.CF.S.0013.191118T2101Z-191119T0300Z/ Inland Sussex-Delaware Beaches- 401 PM EST Mon Nov 18 2019 ...MINOR FLOODING ALONG LITTLE ASSAWOMAN BAY... * LOCATIONS...Assawoman Bay and its tidal tributaries. * TIMING...A northeasterly wind has keep water trapped in the northern part of Barnegat Bay this afternoon into this evening. However, now that winds are shifting to offshore, they should allow water to push out of the bay later this evening and overnight. * COASTAL FLOOD IMPACTS...Up to a half foot of inundation above ground level is possible in low-lying areas near shorelines and tidal waterways. Minor flooding is expected with some road closures possible. && $$ Robertson
1 follow-up statement
900 WHUS41 KPHI 182107 CCA CFWPHI Coastal Hazard Message...CORRECTED National Weather Service Mount Holly NJ 407 PM EST Mon Nov 18 2019 NJZ020-026-190300- /O.NEW.KPHI.CF.S.0013.191118T2107Z-191119T0300Z/ Ocean-Coastal Ocean- 407 PM EST Mon Nov 18 2019 ...MINOR FLOODING ALONG NORTHERN BARNEGAT BAY... * LOCATIONS...Barnegat Bay, to the north of Barnegat Inlet, and its tidal tributaries. * TIMING...A northeasterly wind has keep water trapped in the northern part of Barnegat Bay this afternoon into this evening. However, now that winds are shifting to offshore, they should allow water to push out of the bay later this evening and overnight. * COASTAL FLOOD IMPACTS...Up to a half foot of inundation above ground level is possible in low-lying areas near shorelines and tidal waterways. Minor flooding is expected with some road closures possible. && $$ DEZ003-004-190300- /O.COR.KPHI.CF.S.0013.191118T2107Z-191119T0300Z/ Inland Sussex-Delaware Beaches- 407 PM EST Mon Nov 18 2019 ...MINOR FLOODING ALONG LITTLE ASSAWOMAN BAY... * LOCATIONS...Assawoman Bay and its tidal tributaries. * TIMING...A northeasterly wind has keep water trapped in the Little Assawoman Bay this afternoon into this evening. However, now that winds are shifting to offshore, they should allow water to push out of the bay later this evening and overnight. * COASTAL FLOOD IMPACTS...Up to a half foot of inundation above ground level is possible in low-lying areas near shorelines and tidal waterways. Minor flooding is expected with some road closures possible. && $$ Robertson
The office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Nov 17, 11:04 PM EST | Small Craft Advisory | PHI | 37 hr |
Nearby
Coastal Flood Statements in Delaware, 2019Coastal Flood Statements in New Jersey, 2019Every coastal flood statement in 2019
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.