Proposed Future Coastal Hazard Message (CFW) -
Coastal Flood Warning Example
*** NOT FOR OPERATIONAL USE ***
Below you can compare the current operational version of the Coastal Hazard Message (CFW) with the proposed version.
The proposed future CFW for coastal flooding includes more detailed geographic information on the coastal flood hazard both in the “WHERE” statement and in the supplemental information below the “&&” which includes the latitude/longitude pairs and a map-based depiction of the alert area. More information on this project can be found at this NWS page.
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Prototype Future Coastal Flood Hazard
Coastal Hazard Message
National Weather Service WFO
335 PM XST Sun Jan 2 2022
XXZ002-031100-
/O.NEW.XWFO.CF.W.0001.220103T1000Z-220103T1800Z/
NWS Zone Name-
335 PM EST Sun Jan 2 2022
...COASTAL FLOOD WARNING IN EFFECT FROM 10 AM SATURDAY TO 6PM XST SUNDAY...
* WHAT...Coastal flooding which poses a serious threat to life and property of
3 to 5 feet above ground is possible.
* WHERE...Coastal areas of XX County, State, including the cities of
- City 1 {City within the coastal flood warning polygon}
- City 2 {City within the coastal flood warning polygon}
* WHEN...From 10 AM Saturday to 6 PM XST Sunday.
* IMPACTS…
- Life-threatening conditions are ongoing or likely within the warning area.
- Swift water could sweep you away.
- Damage to roads and structures near the coast is likely.
- Near-shore escape routes and secondary roads are likely to become impassable.
- Road closures may prevent emergency services from reaching you.
* ADDITIONAL DETAILS...Highest water levels are expected Saturday night and
Sunday.
PRECAUTIONARY/PREPAREDNESS ACTIONS…
- Move away from flood-prone areas.
- Leave immediately if evacuation orders are given for your area.
- Have at least 5 days of supplies packed in case you must leave your home.
- Prevent flood damage to loose items outside your home by bringing them inside.
- Be prepared for power and communication outages.
&&
$$
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Current Coastal Flood Hazard
Coastal Hazard Message
National Weather Service WFO
335 PM XST Sun Jan 2 2022
XXZ002-031100-
/O.NEW.XWFO.CF.W.0001.220103T1000Z-220103T1800Z/
NWS Zone Name-
335 PM EST Sun Jan 2 2022
...COASTAL FLOOD WARNING IN EFFECT FROM 10 AM SATURDAY TO 6 PM XST SUNDAY...
* WHAT...Significant coastal flooding expected.
* WHERE...General Location Described in the NWS Zone Name.
* WHEN...From 10 AM Saturday to 6 PM XST Sunday.
* IMPACTS...Low lying areas could flood. Some critical
infrastructure may be inundated. Some shoreline erosion may
occur.
* ADDITIONAL DETAILS...Water levels are expected 3 to 5 feet
above the normal high tide level. Highest water levels are
expected Saturday night and Sunday.
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.
&&
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