Overview of Coastal, Offshore and High Seas Marine Zones
Detailed view of the Marine Zones and access to forecasts.
Detailed view of the Offshore Zones and access to forecasts.
Shapefile Type: Polygon
Data source: Coastline derived from US Counties
Naming convention: mzddmmyy (coastal marine zones), ozddmmyy (offshore zones), hzddmmyy (high seas zones) where ddmmyy = day-month-year
NWS Specifications: NWSI 10-302
Description: The NWS issues marine forecasts, watches, warnings and advisories for a set of defined zone for offshore and coastal waters of the U.S.
| Description | Valid date | Data Download | # Records | MD5SUM | Documentation | |
|---|---|---|---|---|---|---|
| Coastal Marine Zones Including the Great Lakes |
30 March 2021 | mz30mr21.zip | 504 | 1BF83C667562A8B2989C37A7A2D9E17D Date last upload: 03-MAR-21 |
Change History | Metadata |
| 5 April 2022 (ppd from 22 March 2022) |
mz22mr22.zip | 507 | a63fc5953f751386c305fa7c9c7a98b8 Date last upload: 28-FEB-22 |
|||
| Offshore Marine Zones | 16 April 2019 | oz16ap19.zip | 97 | 4F0B0F3C241EAB5DE77ADCF57A0D9152 Date last upload: 19-APR-19 |
Change History | Metadata |
| 5 April 2022 (ppd from 22 March 2022) |
oz22mr22.zip | 125 | 45181ea8dedcd03caa905de5ab7b6f65 Date last upload: 16-MAR-22 |
|||
| High Seas Marine Zones | 30 June 2017 | hz30jn17.zip | 6 | B4702A2B77B16D2EF28C782A464B2DEE | Change History | Metadata |
Shapefile Attributes:
| Field Name | Type | width,dec | Description |
|---|---|---|---|
| ID | character | 6 | Marine Zone Identifier |
| WFO | character | 3 | Assigned WFO (Office Identifier) |
| GL_WFO | character | 3 | Great lakes WFO responsible for Open Lake Forecastts |
| NAME | character | 250 | Name of Marine Zone (In the offshore zone file, this attribute is "Name") |
| AJOIN0 | character | 5 | Not Used |
| AJOIN1 | character | 5 | Not Used |
| LON | numeric | 10,5 | Longitude of Centroid [decimal degrees] |
| LAT | numeric | 9,5 | Latitude of Centroid [decimal degrees] |
