
A Nor'easter will create hazardous marine and coastal conditions along the Mid-Atlantic coast through mid-week, with significant coastal flooding and beach erosion possible. Meanwhile, another strong storm system is forecast to bring high winds and heavy precipitation to portions of southern Alaska. Elsewhere, relatively benign weather is expected through the first half of the work week. Read More >
NWS Telecommunications Gateway
National Program
Instructions for the proper application of the data type designator
1. The first letter A1 will denote the nature of the ship or automatic marine station:
For ocean weather stations: W
For mobile ships and other marine stations: V
2. The second letter A2 will denote the area from which the reports contained in the bulletin originate:
| Designator | Data Area |
| A | Area between 30° N - 60° S, 035° W - 070° E |
| B | Area between 90° N - 05° N, 070° E - 180° E |
| C | Area between 05° N - 60° S, 120° W - 035° W |
| D | Area between 90° N - 05° N, 180° W - 035° W |
| E | Area between 05° N - 60° S, 070° E - 120° W |
| F | Area between 90° N - 30° N, 035° W - 070° E |
| J | Area between 60° S |
| X | More than one area |
US Dept of Commerce
National Oceanic and Atmospheric Administration
National Weather Service
NWS Telecommunications Gateway
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