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Areas of Severe Thunderstorms and Excessive Rainfall through This Weekend

Several rounds of severe thunderstorms are ongoing and expected from the central and southern High Plains to the Southeast U.S. through Sunday. Large hail, damaging winds, and a few tornadoes will be possible. Thunderstorms may also bring areas of excessive rainfall which could bring flooding to parts of the aforementioned areas through Sunday. Read More >

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Table C2

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Table C2

Geographical Designator A1 A2

For bulletins containing ship weather reports and oceanographic data
including reports from automatic marine stations

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