Alert archive / New Jersey / Coastal Flood Statements in 2022

Coastal Flood Statement 5, NWS Philadelphia/Mount Holly

May 10, 2022Ocean County, New Jersey; Sussex County, Delaware

NWS Philadelphia/Mount Holly issued this coastal flood statement at May 10, 2022, 8:06 AM EDT for Ocean County, New Jersey; Sussex County, Delaware. It took effect at May 10, 2022, 3:00 PM EDT. It was in force for 18 hr.

The area

The counties it named.

The facts

Issued
May 10, 2022, 8:06 AM EDT (12:06 UTC)
In effect from
May 10, 2022, 3:00 PM EDT
Expired
May 11, 2022, 9:00 AM EDT
In force
18 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 12:11 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, 0.1 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.

Skew-T log-pSkew-T log-p diagram, Wallops Is Stn, VA at 12:00Z on 2022-05-10Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Wallops Is Stn, VA at 12:00Z on 2022-05-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 90 square meters per square second.19395878Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1041 m above ground
0-6 km bulk shear
52 kt
0-1 km storm-relative helicity
90 m²/s²
0-3 km storm-relative helicity
136 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

969 
WHUS41 KPHI 101206
CFWPHI

Coastal Hazard Message
National Weather Service Mount Holly NJ
806 AM EDT Tue May 10 2022

NJZ020-026-110100-
/O.EXP.KPHI.CF.Y.0035.000000T0000Z-220510T1200Z/
/O.NEW.KPHI.CF.S.0005.220510T1900Z-220511T0100Z/
Ocean-Coastal Ocean-
806 AM EDT Tue May 10 2022

...COASTAL FLOOD STATEMENT IN EFFECT FROM 3 PM EDT THIS AFTERNOON
THROUGH THIS EVENING...
...COASTAL FLOOD ADVISORY HAS EXPIRED...

* WHAT...Up to one half foot of inundation above ground level 
  expected in low-lying areas near shorelines and tidal 
  waterways.

* WHERE...Barnegat Bay and the tidal waterways that flow into it.

* WHEN...From 3 PM EDT this afternoon through this evening.

* IMPACTS...At this level, flooding begins on the most vulnerable
  roads in coastal and bayside communities, and along inland tidal
  waterways. Some partial or full road closures are possible.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Do not drive through flooded roadways.

&&

$$

DEZ003-004-110100-
/O.EXP.KPHI.CF.Y.0035.000000T0000Z-220510T1200Z/
/O.NEW.KPHI.CF.S.0005.220510T1900Z-220511T0100Z/
Inland Sussex-Delaware Beaches-
806 AM EDT Tue May 10 2022

...COASTAL FLOOD STATEMENT IN EFFECT FROM 3 PM EDT THIS AFTERNOON
THROUGH THIS EVENING...
...COASTAL FLOOD ADVISORY HAS EXPIRED...

* WHAT...Up to one half foot of inundation above ground level 
  expected in low-lying areas near shorelines and tidal 
  waterways.

* WHERE...Little Assawoman Bay and the tidal waterways that flow 
  into it.

* WHEN...From 3 PM EDT this afternoon through this evening.

* IMPACTS...At this level, flooding begins on the most 
  vulnerable roads in coastal and bayside communities, and along 
  inland tidal waterways. Some partial or full road closures are 
  possible.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Do not drive through flooded roadways.

&&

$$

NJZ027-101315-
/O.EXP.KPHI.CF.Y.0035.000000T0000Z-220510T1200Z/
Southeastern Burlington-
806 AM EDT Tue May 10 2022

...COASTAL FLOOD ADVISORY HAS EXPIRED...

Water continues to drain through the morning, though residual
water will remain in the backbays of New Jersey and southern
Delaware. There could be localized coastal flooding in portions of
Ocean and Sussex Counties with the afternoon high tide. 

$$
3 follow-up statements
297 
WHUS41 KPHI 102319
CFWPHI

Coastal Hazard Message
National Weather Service Mount Holly NJ
719 PM EDT Tue May 10 2022

DEZ003-004-111230-
/O.EXT.KPHI.CF.S.0005.000000T0000Z-220511T1300Z/
Inland Sussex-Delaware Beaches-
719 PM EDT Tue May 10 2022

...COASTAL FLOOD STATEMENT NOW IN EFFECT THROUGH WEDNESDAY
MORNING...

* WHAT...Up to one half foot of inundation above ground level 
  expected in low-lying areas near shorelines and tidal 
  waterways.

* WHERE...Little Assawoman Bay and the tidal waterways that flow 
  into it.

* WHEN...Through Wednesday morning.

* IMPACTS...At this level, flooding begins on the most 
  vulnerable roads in coastal and bayside communities, and along 
  inland tidal waterways. Some partial or full road closures are 
  possible.

* ADDITIONAL DETAILS...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Do not drive through flooded roadways.

&&

Time of high total tides are approximate to the nearest hour.

Delaware Bay at Lewes
MLLW Categories - Minor 6.0 ft, Moderate 7.0 ft, Major 8.0 ft
MHHW Categories - Minor 1.3 ft, Moderate 2.3 ft, Major 3.3 ft

             Total      Total    Departure          
 Day/Time    Tide       Tide     from Norm   Flood  
            ft MLLW    ft MHHW       ft      Impact 
 --------  ---------  ---------  ---------  --------
 10/05 PM     5.5        0.8        1.9       None    
 11/05 AM     6.0        1.3        1.9      Minor    
 11/06 PM     5.7        1.0        1.7       None    
 12/06 AM     5.4        0.8        1.3       None    
 12/07 PM     5.3        0.7        0.9       None    
 13/07 AM     4.9        0.2        0.7       None

&&

$$

NJZ020-026-111230-
/O.EXT.KPHI.CF.S.0005.000000T0000Z-220511T1300Z/
Ocean-Coastal Ocean-
719 PM EDT Tue May 10 2022

...COASTAL FLOOD STATEMENT NOW IN EFFECT THROUGH WEDNESDAY
MORNING...

* WHAT...Up to one half foot of inundation above ground level 
  expected in low-lying areas near shorelines and tidal 
  waterways.

* WHERE...Barnegat Bay and the tidal waterways that flow into it.

* WHEN...Through Wednesday morning.

* IMPACTS...At this level, flooding begins on the most 
  vulnerable roads in coastal and bayside communities, and along 
  inland tidal waterways. Some partial or full road closures are 
  possible.

* ADDITIONAL DETAILS...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Do not drive through flooded roadways.

&&

Time of high total tides are approximate to the nearest hour.

Barnegat Bay at Barnegat Light
MLLW Categories - Minor 3.5 ft, Moderate 4.5 ft, Major 5.5 ft
MHHW Categories - Minor 1.0 ft, Moderate 2.0 ft, Major 3.0 ft

             Total      Total    Departure          
 Day/Time    Tide       Tide     from Norm   Flood  
            ft MLLW    ft MHHW       ft      Impact 
 --------  ---------  ---------  ---------  --------
 10/04 PM     3.3        0.8        1.3       None    
 11/04 AM     3.5        1.0        1.3      Minor    
 11/05 PM     3.3        0.8        1.1       None    
 12/05 AM     2.9        0.4        0.7       None    
 12/06 PM     2.8        0.3        0.4       None    
 13/06 AM     2.5       -0.0        0.3       None

&&

$$

Fitzsimmons
620 
WHUS41 KPHI 110841
CFWPHI

Coastal Hazard Message
National Weather Service Mount Holly NJ
441 AM EDT Wed May 11 2022

DEZ003-004-111300-
/O.CON.KPHI.CF.S.0005.000000T0000Z-220511T1300Z/
Inland Sussex-Delaware Beaches-
441 AM EDT Wed May 11 2022

...COASTAL FLOOD STATEMENT REMAINS IN EFFECT UNTIL 9 AM EDT THIS
MORNING...

* WHAT...Up to one half foot of inundation above ground level 
  expected in low-lying areas near shorelines and tidal waterways.

* WHERE...Little Assawoman Bay and the tidal waterways that flow 
  into it.

* WHEN...Until 9 AM EDT this morning.

* IMPACTS...Minor roadway flooding is possible.

* ADDITIONAL DETAILS...At this level, flooding begins on the most
  vulnerable roads in coastal and bayside communities, and along
  inland tidal waterways. Some partial or full road closures are
  possible.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Do not drive through flooded roadways.

&&

Time of high total tides are approximate to the nearest hour.

Delaware Bay at Lewes
MLLW Categories - Minor 6.0 ft, Moderate 7.0 ft, Major 8.0 ft
MHHW Categories - Minor 1.3 ft, Moderate 2.3 ft, Major 3.3 ft

             Total      Total    Departure          
 Day/Time    Tide       Tide     from Norm   Flood  
            ft MLLW    ft MHHW       ft      Impact 
 --------  ---------  ---------  ---------  --------
 11/05 AM     5.8        1.2        1.7       None    
 11/06 PM     5.7        1.0        1.7       None    
 12/06 AM     5.3        0.7        1.2       None    
 12/07 PM     5.2        0.5        0.8       None    
 13/07 AM     4.8        0.2        0.6       None    
 13/07 PM     5.3        0.7        0.5       None

&&

$$

NJZ020-026-111300-
/O.CON.KPHI.CF.S.0005.000000T0000Z-220511T1300Z/
Ocean-Coastal Ocean-
441 AM EDT Wed May 11 2022

...COASTAL FLOOD STATEMENT REMAINS IN EFFECT UNTIL 9 AM EDT THIS
MORNING...

* WHAT...Up to one half foot of inundation above ground level 
  expected in low-lying areas near shorelines and tidal waterways.

* WHERE...Barnegat Bay and the tidal waterways that flow into it.

* WHEN...Until 9 AM EDT this morning.

* IMPACTS...Minor roadway flooding is possible.

* ADDITIONAL DETAILS...At this level, flooding begins on the most
  vulnerable roads in coastal and bayside communities, and along 
  inland tidal waterways. Some partial or full road closures are 
  possible.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Do not drive through flooded roadways.

&&

Time of high total tides are approximate to the nearest hour.

Barnegat Bay at Barnegat Light
MLLW Categories - Minor 3.5 ft, Moderate 4.5 ft, Major 5.5 ft
MHHW Categories - Minor 1.0 ft, Moderate 2.0 ft, Major 3.0 ft

             Total      Total    Departure          
 Day/Time    Tide       Tide     from Norm   Flood  
            ft MLLW    ft MHHW       ft      Impact 
 --------  ---------  ---------  ---------  --------
 11/04 AM     3.3        0.8        1.1       None    
 11/05 PM     3.5        1.0        1.3      Minor    
 12/05 AM     2.9        0.4        0.7       None    
 12/06 PM     2.8        0.3        0.4       None    
 13/06 AM     2.5       -0.0        0.3       None    
 13/06 PM     2.8        0.3        0.1       None

&&

$$

MPS
854 
WHUS41 KPHI 111307
CFWPHI

Coastal Hazard Message
National Weather Service Mount Holly NJ
907 AM EDT Wed May 11 2022

NJZ020-026-120000-
/O.EXP.KPHI.CF.S.0005.000000T0000Z-220511T1300Z/
/O.NEW.KPHI.CF.S.0006.220511T1307Z-220512T0000Z/
Ocean-Coastal Ocean-
907 AM EDT Wed May 11 2022

...COASTAL FLOOD STATEMENT IN EFFECT UNTIL 8 PM EDT THIS
EVENING...

* WHAT...Up to 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 8 PM EDT this evening.

* IMPACTS...At this level, flooding begins on the most  
  vulnerable roads in coastal and bayside communities, and along 
  inland tidal waterways. Some partial or full road closures are 
  possible.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Do not drive through flooded roadways.

&&

$$

DEZ003-004-120000-
/O.EXP.KPHI.CF.S.0005.000000T0000Z-220511T1300Z/
/O.NEW.KPHI.CF.S.0006.220511T1307Z-220512T0000Z/
Inland Sussex-Delaware Beaches-
907 AM EDT Wed May 11 2022

...COASTAL FLOOD STATEMENT IN EFFECT UNTIL 8 PM EDT THIS
EVENING...

* WHAT...Up to one half foot of inundation above ground level in 
  low-lying areas near shorelines and tidal waterways.

* WHERE...Little Assawoman Bay and the tidal waterways that flow 
  into it.

* WHEN...Until 8 PM EDT this evening.

* IMPACTS...At this level, flooding begins on the most
  vulnerable roads in coastal and bayside communities, and along
  inland tidal waterways. Some partial or full road closures are
  possible.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Do not drive through flooded roadways.

$$

The office that day

Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 10, 3:24 AM EDTWind AdvisoryPHIAtlantic, Cape May, Ocean17 hr
May 10, 7:51 PM EDTSmall Craft AdvisoryPHI35 hr

Nearby

Coastal Flood Statements in New Jersey, 2022Coastal Flood Statements in Delaware, 2022Every coastal flood statement in 2022

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.