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Tropical Cyclone Hazards Graphics > Tropical Cyclone Impact |
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Note: This is a summary graphic depicting the impacts expected over the full duration of the storm from this hazard. Detailed forecast products providing times, durations, and numerical forecasts associated with this hazard are provided at this WFO's web page:
Mobile/Pensacola, Alabama/Florida
Coastal Flooding Impact
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Coastal Flooding Impacts Definitions
Read this office's detailed Hurricane Local Statement
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| None |
Threat -
No discernable threat to life and property; no surge waters expected.
Minimum Action - Evaluate personal and community disaster
plans and ensure seasonal preparedness activities are complete.
Potential Impact - Coastal flooding is not expected;
impact should be negligible. Surf conditions may still be rough with
minor beach erosion. |
| Low |
Threat -
An elevated threat to life and property; the likelihood for storm surge
and storm tide waters of 2.8 to 4 feet.
Minimum Action - Prepare for the likelihood of minor
storm surge damage.
Potential Impact - A low impact to communities in the
specified area. Coastal flood waters capable of causing moderate to locally
major beach erosion. Very heavy surf breaching dunes in isolated locations,
mainly in historically vulnerable spots. |
| Moderate |
Threat -
A significant threat to life and property; the likelihood for storm surge
and storm tide waters of 4 to 6 feet.
Minimum Action - Prepare for the likelihood of moderate
storm surge damage.
Potential Impact - A moderate impact to communities
in the specified area. Coastal flood waters capable of causing major
beach erosion. A few sections of near-shore escape roads weakened or
washed out, especially in historically vulnerable low spots. Surge waters
and wind waves breaching dunes and seawalls in scattered locations to
result in structural damage to a few shoreline buildings, mainly in historically
vulnerable spots. Minor damage to marinas, docks, and piers. A few small
craft broken away from moorings, especially in unprotected anchorages. |
| High |
Threat -
A critical threat to life and property; the likelihood for storm surge
and storm tide waters of 6 to 8 feet.
Minimum Action - Prepare for the likelihood of major
storm surge damage.
Potential Impact - A high impact to communities in
the specified area. Coastal flood waters capable of causing partial inundation
of the surge zone by sea water, especially for low-lying areas. Severe
beach erosion. Several sections of near-shore roads washed out and/or
low-lying escape roads flooded. Scouring surge waters and battering wind
waves breaching dunes and seawalls in scattered locations to result in
structural damage to several shoreline buildings, with a few washing
into the sea. Damage accentuated by floating debris. Damage to marinas,
docks, and piers. Several small craft broken away from moorings, especially
in unprotected anchorages. |
| Extreme |
Threat -
An extreme threat to life and property; the likelihood for storm surge
and storm tide waters greater than 8 feet.
Minimum Action - Prepare for the likelihood of extreme
to catastrophic coastal flood damage.
Potential Impact - An extreme impact to communities
in the specified area. Coastal flooding capable of causing widespread
inundation of the surge zone by sea water, possibly reaching several
miles inland for low-lying areas. Extreme beach erosion with several
new inland cuts likely created. Many large sections of near-shore roads
washed out and/or low-lying escape routes roads flooded. Powerful scouring
surge waters and intense battering wind waves breaching dunes and seawalls
in widespread locations to result in structural damage to numerous shoreline
buildings, with several washing into the sea. Damage accentuated from
considerable floating debris. Extensive damage to marinas, docks, and
piers. Numerous small craft broken away from moorings. |
Note: In all cases, listen to local authorities and obey
any evacuation orders for your coastal area. Remember, increasing wind and
rising waters can cut off escape routes well in advance of landfall.
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