sigwx-interpretation-guide-v2.01.pdf
AREA B1 WAFC Washington Mercator AREA_C EURAFI WAFC London Mercator AREA_D ASIA WAFC London Mercator AREA_E INDOC WAFC London Mercator AREA_F S PACIFIC WAFC Washington Mercator AREA_G MID WAFC London Polar Stereographic AREA_H NAT WAFC London and Polar Stereographic WAFC Washington AREA_I N PACIFIC