Coastal Flood Warnings/Watches/Statements
Issued by NWS Newport/Morehead, NC
Issued by NWS Newport/Morehead, NC
586
WHUS42 KMHX 200713
CFWMHX
Coastal Hazard Message
National Weather Service Newport/Morehead City NC
313 AM EDT Wed Aug 20 2025
NCZ195-201915-
/O.CON.KMHX.CF.W.0001.000000T0000Z-250822T0000Z/
/O.CON.KMHX.SU.Y.0006.000000T0000Z-250822T0000Z/
/O.CON.KMHX.BH.S.0053.000000T0000Z-250821T0000Z/
West Carteret-
313 AM EDT Wed Aug 20 2025
...COASTAL FLOOD WARNING REMAINS IN EFFECT UNTIL 8 PM EDT
THURSDAY...
...HIGH SURF ADVISORY REMAINS IN EFFECT UNTIL 8 PM EDT THURSDAY...
...BEACH HAZARDS STATEMENT REMAINS IN EFFECT THROUGH THIS
EVENING...
* WHAT...For the Coastal Flood Warning, 1 to 3 of inundation
above ground level in low-lying areas near shorelines and
tidal waterways. For the High Surf Advisory, large breaking
waves of 5 to 10 feet in the surf zone. For the Beach Hazards
Statement, dangerous rip currents.
* WHERE...West Carteret County.
* WHEN...For the Coastal Flood Warning, until 8 PM EDT Thursday.
For the Beach Hazards Statement, through this evening.
* IMPACTS...Up to 1 to 3 feet of inundation above ground level
is possible in low-lying areas near shorelines and tidal
waterways resulting in a low threat of property damage. Some
roads and low lying property including parking lots, parks,
lawns, and homes adjacent to the waterfront will experience
shallow flooding. Dangerous swimming and surfing conditions
with significant beach erosion expected.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Take the necessary actions to protect flood-prone property. If
travel is required, do not drive around barricades or through
water of unknown depth.
The surf will be extremely dangerous for everyone, and swimming
is absolutely discouraged.
&&
Time of high total tides are approximate to the nearest hour.
Beaufort Marine Lab NC
MLLW Categories - Minor 5.0 ft, Moderate 5.5 ft, Major 6.5 ft
MHHW Categories - Minor -0.8 ft, Moderate -0.3 ft, Major 0.7 ft
Total Total Departure
Day/Time Tide Tide from Norm Waves Flood
ft MLLW ft MHHW ft ft Impact
-------- --------- --------- --------- ------- --------
20/06 AM 3.9 -1.9 0.9 1-2 None
20/07 PM 5.2 -0.6 1.3 2 Minor
21/07 AM 4.5 -1.3 1.3 2 None
21/07 PM 5.4 -0.4 1.5 1 Minor
22/08 AM 4.9 -0.9 1.6 1 None
22/08 PM 5.0 -0.8 1.1 1 Minor
&&
$$
NCZ199-201915-
/O.CON.KMHX.CF.W.0001.000000T0000Z-250822T0000Z/
/O.CON.KMHX.SU.Y.0006.000000T0000Z-250822T0000Z/
/O.CON.KMHX.BH.S.0053.000000T0000Z-250821T0000Z/
Coastal Onslow-
313 AM EDT Wed Aug 20 2025
...COASTAL FLOOD WARNING REMAINS IN EFFECT UNTIL 8 PM EDT
THURSDAY...
...HIGH SURF ADVISORY REMAINS IN EFFECT UNTIL 8 PM EDT THURSDAY...
...BEACH HAZARDS STATEMENT REMAINS IN EFFECT THROUGH THIS
EVENING...
* WHAT...For the Coastal Flood Warning, 2 to 3 feet of
inundation above ground level expected in low-lying areas near
shorelines and tidal waterways. For the Beach Hazards
Statement, dangerous rip currents in the surf zone. For the
High Surf Advisory, large breaking waves of 6 to 12 feet
expected in the surf zone.
* WHERE...Coastal Onslow County.
* WHEN...For the Coastal Flood Warning, until 8 PM EDT Thursday.
For the Beach Hazards Statement, through this evening.
* IMPACTS...Numerous roads may be closed. Low lying property
including homes, businesses, and some critical infrastructure
will be inundated. Shoreline erosion will occur. Dangerous
swimming and surfing conditions with significant beach erosion.
* ADDITIONAL DETAILS...This is expected to be a prolonged
duration event, with the potential for roads along the
immediate coast to be impassable at times, especially around
times of high tide. The area of greatest concern for oceanside
impacts is North Topsail Beach.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Take the necessary actions to protect flood-prone property. If
travel is required, do not drive around barricades or through
water of unknown depth.
The surf will be extremely dangerous for everyone, and swimming
is absolutely discouraged.
&&
$$
NCZ196-201915-
/O.CON.KMHX.CF.W.0001.000000T0000Z-250822T0000Z/
/O.CON.KMHX.SU.Y.0006.000000T0000Z-250823T0400Z/
/O.CON.KMHX.BH.S.0053.000000T0000Z-250821T0000Z/
East Carteret-
313 AM EDT Wed Aug 20 2025
...COASTAL FLOOD WARNING REMAINS IN EFFECT UNTIL 8 PM EDT
THURSDAY...
...HIGH SURF ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT EDT FRIDAY
NIGHT...
...BEACH HAZARDS STATEMENT REMAINS IN EFFECT THROUGH THIS
EVENING...
* WHAT...For the Beach Hazards Statement, dangerous rip currents
in the surf zone. For the High Surf Advisory, large breaking
waves of 10 to 18 feet expected in the surf zone north of Cape
Lookout, and 5 to 8 feet on Shackleford Island. For the Coastal
Flood Warning, 2 to 4 feet of inundation above ground level
expected oceanside north of Cape Lookout. Minor to moderate
inundation of 1 to 3 feet above ground level expected for
soundside areas adjacent to the southern Pamlico Sound and Core
Sound.
* WHERE...East Carteret County.
* WHEN...For the Coastal Flood Warning, until 8 PM EDT Thursday.
For the High Surf Advisory, until midnight EDT Friday night.
For the Beach Hazards Statement, through this evening.
* IMPACTS...Moderate to major beach damage is likely along the
oceanside north of Cape Lookout, resulting in a significant
threat to life and property. Large dangerous waves will likely
inundate and destroy protective dune structures. Minor to
moderate soundside flooding expected for areas adjacent to the
southern Pamlico Sound.
* ADDITIONAL DETAILS...This is expected to be a prolonged
duration event for the oceanside, impacting several high tide
cycles.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Take the necessary actions to protect flood-prone property. If
travel is required, do not drive around barricades or through
water of unknown depth.
The surf will be extremely dangerous for everyone, and swimming
is absolutely discouraged.
&&
Time of high total tides are approximate to the nearest hour.
Beaufort Marine Lab NC
MLLW Categories - Minor 5.0 ft, Moderate 5.5 ft, Major 6.5 ft
MHHW Categories - Minor -0.8 ft, Moderate -0.3 ft, Major 0.7 ft
Total Total Departure
Day/Time Tide Tide from Norm Waves Flood
ft MLLW ft MHHW ft ft Impact
-------- --------- --------- --------- ------- --------
20/06 AM 3.9 -1.9 0.9 1-2 None
20/07 PM 5.2 -0.6 1.3 2 Minor
21/07 AM 4.5 -1.3 1.3 2 None
21/07 PM 5.4 -0.4 1.5 1 Minor
22/08 AM 4.9 -0.9 1.6 1 None
22/08 PM 5.0 -0.8 1.1 1 Minor
&&
$$
NCZ094-194-201915-
/O.CON.KMHX.CF.Y.0006.250820T2200Z-250821T2100Z/
Pamlico-Southern Craven-
313 AM EDT Wed Aug 20 2025
...COASTAL FLOOD ADVISORY REMAINS IN EFFECT FROM 6 PM THIS
EVENING TO 5 PM EDT THURSDAY...
* WHAT...Minor inundation 1 to 2 feet above ground level.
* WHERE...Areas along the Pamlico Sound, Trent, Bay and lower
Neuse Rivers, and adjacent tidal creeks.
* WHEN...From 6 PM Wednesday to 5 PM EDT Thursday.
* IMPACTS...Flooding of lots, parks, and roads with only
isolated road closures expected.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
If travel is required, allow extra time as some roads may be
closed. Do not drive around barricades or through water of
unknown depth. Take the necessary actions to protect flood-prone
property.
&&
$$
NCZ203>205-201915-
/O.CON.KMHX.SU.Y.0006.000000T0000Z-250823T0400Z/
/O.CON.KMHX.BH.S.0053.000000T0000Z-250821T0000Z/
Northern Outer Banks-Ocracoke Island-Hatteras Island-
313 AM EDT Wed Aug 20 2025
...HIGH SURF ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT EDT FRIDAY
NIGHT...
...BEACH HAZARDS STATEMENT REMAINS IN EFFECT THROUGH THIS
EVENING...
* WHAT...For the Beach Hazards Statement, dangerous rip currents
in the surf zone. For the High Surf Advisory, large breaking
waves of 8 to 20 feet in the surf zone.
* WHERE...The beaches from Duck to Hatteras Island.
* WHEN...For the Beach Hazards Statement, through Wednesday
evening. For the High Surf Advisory, until midnight EDT Friday
night.
* IMPACTS...Extreme beach and coastal damage is likely along the
oceanside, resulting in a significant threat to life and
property. Large dangerous waves will likely inundate and
destroy protective dune structures. Severe flooding will
likely extend inland from the waterfront causing flooding of
many homes and businesses with some structural damage
possible. Numerous roads will likely be impassable under
several feet of water and vehicles will likely be submerged.
Actions will need to be taken to protect life and property.
Extremely dangerous swimming and surfing conditions expected,
as well as the wave action resulting in significant beach
erosion.
* ADDITIONAL DETAILS...A Storm Surge Warning remains in effect
for the Outer Banks. This is expected to be a prolonged
duration event, with the potential for portions of NC-12 and
secondary roads along the Outer Banks, in particular on
Hatteras and Ocracoke Islands, to be impassable and/or
inaccessible through the end of the week due to significant
wave run up.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Take the necessary actions to protect flood-prone property. If
travel is required, do not drive around barricades or through
water of unknown depth.
The surf will be extremely dangerous for everyone, and swimming
is absolutely discouraged.
&&
Time of high total tides are approximate to the nearest hour.
Ocracoke Inlet NC
MLLW Categories - Minor 3.0 ft, Moderate 4.0 ft, Major 5.5 ft
MHHW Categories - Minor 1.9 ft, Moderate 2.9 ft, Major 4.4 ft
Total Total Departure
Day/Time Tide Tide from Norm Waves Flood
ft MLLW ft MHHW ft ft Impact
-------- --------- --------- --------- ------- --------
20/06 AM 1.3 0.2 0.4 1 None
20/08 PM 1.6 0.5 0.6 2 None
21/07 AM 2.8 1.7 1.8 2-3 None
21/07 PM 3.2 2.1 2.1 2 Minor
22/07 AM 2.7 1.6 1.7 2 None
22/07 PM 2.5 1.4 1.6 1 None
&&
Time of high total tides are approximate to the nearest hour.
Coast Guard Hatteras NC
MLLW Categories - Minor 2.5 ft, Moderate 3.5 ft, Major 4.5 ft
MHHW Categories - Minor 1.3 ft, Moderate 2.3 ft, Major 3.3 ft
Total Total Departure
Day/Time Tide Tide from Norm Waves Flood
ft MLLW ft MHHW ft ft Impact
-------- --------- --------- --------- ------- --------
20/05 AM 0.9 -0.3 0.4 0-1 None
20/08 PM 1.0 -0.2 0.4 1-2 None
21/07 PM 3.0 1.8 2.4 2 Minor
22/06 AM 2.5 1.3 2.0 2 Minor
22/06 PM 2.1 0.9 1.7 1 None
$$