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SECURITE
WEATHER AND SEA BULLETIN ISSUED 28/FEB/2026 1200Z
DATE AND TIME UTC
PRESSURE HPA
WINDS BEAUFORT SCALE
WAVES HEIGHT METER
PART ONE WARNINGS
WARNING NR 057/2026
ROUGH SEA WARNING
ISSUED AT 1330 THU 26/FEB/2026
OCEANIC AREA BETWEEN 31S043W, 26S038W AND 23S042W
STARTING AT 271500.
WAVES FROM SW/SE 3.0/3.5.
VALID UNTIL 010000.
WARNING NR 064/2026
NEAR GALE WARNING
ISSUED AT 1300 FRI 27/FEB/2026
OCEANIC AREA BETWEEN 24S041W, 29S041W AND 26S038W
STARTING AT 280600.
WIND SW/S 7 WITH GUSTS.
VALID UNTIL 010600.
WARNING NR 065/2026
ROUGH SEA WARNING
ISSUED AT 1300 FRI 27/FEB/2026
OCEANIC AREA BETWEEN 23S041W, 26S038W AND 22S034W.
WAVES FROM NE/N BECOMING SW/S, 3.0/3.5.
VALID UNTIL 010900.
WARNING NR 069/2026
VERY ROUGH SEA WARNING
ISSUED AT 1300 FRI 27/FEB/2026
OCEANIC AREA BETWEEN 24S035W, 24S033W, 30S034W AND
30S030W STARTING AT 010300.
WAVES FROM NE/NW 4.0/5.0.
VALID UNTIL 020600.
WARNING NR 071/2026
SPECIAL WARNING
ISSUED AT 1200Z SAT 28/FEB/2026
SUBTROPICAL DEPRESSION WITH CENTRAL PRESSURE OF 1003 AT
27S037W, MOVING SOUTH, WITH ESTIMATED MAXIMUMS
MAINTAINED WINDS FORCE 7 AND GUSTS FORCE 8, ROUGH/VERY
ROUGH SEA ASSOCIATED, AFFECTINGS BRAVO, DELTA AND SOUTH
OCEANIC.
PROGNOSTIC:
281800Z: 27.5S 037.5W 1002 28/33 KT SUBTROPICAL
DEPRESSION
010000Z: 29.5S 035W 1002 28/33 KT SUBTROPICAL
DEPRESSION
010600Z: 30S 035W 1000 28/33 KT SUBTROPICAL
DEPRESSION
01200Z: 31S 034.5W 1000 33/40 KT SUBTROPICAL STORM
011800Z: 32S 034W 1000 33/40 KT SUBTROPICAL STORM
020000Z: 32.5S 032.5W 1002 33/40 KT SUBTROPICAL
STORM
VALID UNTIL 021200Z.
THIS WARNING REPLACES THE WARNING NR 063/2026.
WARNING NR 072/2026
NEAR GALE/GALE WARNING
ISSUED AT 1200 SAT 28/FEB/2026
OCEANIC AREA BETWEEN 23S042W, 26S038W, 21S033W AND
21S040W.
WIND NW/SW 7 WITH GUSTS 8.
VALID UNTIL 011200.
THIS WARNING REPLACES THE WARNING NR 059/2026.
WARNING NR 073/2026
GALE/SEVERE GALE WARNING
ISSUED AT 1200 SAT 28/FEB/2026
OCEANIC AREA BETWEEN 24S035W, 36S040W AND 20S030W. WIND
NE/N BACK TO NW/SW, 8 WITH GUSTS 9.
VALID UNTIL 031200.
THIS WARNING REPLACES THE WARNINGS NR 066 AND 067/2026.
WARNING NR 074/2026
VERY ROUGH SEA WARNING
ISSUED AT 1200 SAT 28/FEB/2026
OCEANIC AREA BETWEEN 36S032W, 36S025W, 30S025W AND
30S032W STARTING AT 020000.
WAVES FROM N/NW 4.0/5.0 .
VALID UNTIL 031200.
THIS WARNING REPLACES THE WARNING NR 070/2026.
PART TWO WEATHER ANALYSIS AT 281200
LOW 1003 27S037W. LOW 1002 34S035W. TROUGH 17S037W,
19S036W AND 22S037W. C-FRONT 28S038W, 30S036W AND
33S035W MOVING TO E/NE AT 10 KT. W-FRONT 35S035W AND
38S034W.
SOUTH ATLANTIC CONVERGENCE ZONE (SACZ) 14S038W AND
16S036W.
INTERTROPICAL CONVERGENCE ZONE (ITCZ) 02N020W, 00N030W,
01N040W AND 00N046W.
PART THREE WEATHER FCST VALID FM 290000 TO 020000
AREA ALFA (FM CHUI TO LAGUNA)
WIND SE/NE 3/4. WAVES SE/E 1.0/2.0. VIS GOOD.
AREA BRAVO (FM LAGUNA TO ARRAIAL DO CABO OCEANIC)
WIND SW/SE 3/4. WAVES S/SE 1.5/2.5. VIS GOOD.
AREA CHARLIE (FM LAGUNA TO ARRAIAL DO CABO SHORE)
ISOL SHWRS. WIND SW/SE 2/3. WAVES S/SE 1.0/2.0. VIS MOD
DURING SHWRS.
AREA DELTA (FM ARRAIAL DO CABO TO CARAVELAS)
OCNL HVY SHWRS AND ISOL THUNDERSTORMS E OF 039W. WIND
N/NW BACK S/SE, 4/5 WITH GUSTS 7/8. WAVES SW/S 1.5/2.5.
VIS MOD/POOR DURING SHWRS.
AREA ECHO (FM CARAVELAS TO SALVADOR)
OCNL HVY SHWRS AND ISOL THUNDERSTORMS. WIND NE/NW BACK
S/SE, 2/4. WAVES NE/NW BECMG SW, 1.5/2.0. VIS MOD/POOR
DURING SHWRS.
AREA FOXTROT (FM SALVADOR TO NATAL)
ISOL SHWRS. WIND SE/NE 2/3. WAVES NE/NW 1.0/2.0. VIS MOD
DURING SHWRS.
AREA GOLF (FM NATAL TO SAO LUIS)
OCNL HVY SHWRS AND ISOL THUNDERSTORMS. WIND NE/NW 2/4.
WAVES NE/NW 1.5/2.5. VIS MOD/POOR DURING SHWRS.
AREA HOTEL (FM SAO LUIS TO OIAPOQUE)
SHWRS S OF 02N. WIND NE 3/5 WITH GUSTS. WAVES NE,
0.5/1.5 NEAR THE COAST AND 1.5/2.5 ELSE. VIS MOD DURING
SHWRS.
SOUTH OCEANIC AREA
S OF 30S W OF 030W
WIND S/SE 4/5 WITH GUSTS 7/8. WAVES SW/SE 2.0/4.0. VIS
GOOD.
S OF 30S E OF 030W
OCNL HVY SHWRS AND ISOL THUNDERSTORMS W OF 025W. WIND
NE/NW 4/5 WITH GUSTS 7/9. WAVES NW/SW 2.0/3.5. VIS
MOD/POOR DURING SHWRS.
BETWEEN 30S AND 25S
OCNL HVY SHWRS AND ISOL THUNDERSTORMS BETWEEN 026W AND
036W. WIND NE/N E OF 035W AND SW/S W OF 035W, 4/5 WITH
GUSTS 7/9. WAVES S/SE W OF 035W AND NE/NW W OF 035W,
2.5/5.0. VIS MOD/POOR DURING SHWRS.
N OF 25S
OCNL HVY SHWRS AND ISOL THUNDERSTORMS S OF 20S. WIND
NE/N 3/5 WITH GUSTS S OF 20S. WAVES NE/NW BECMG NW/SW,
2.0/3.5. VIS MOD/POOR DURING SHWRS.
NORTH OCEANIC AREA
OCNL HVY SHWRS AND ISOL THUNDERSTORMS BETWEEN 05N AND
05S. WIND SE/NE 3/5. WAVES NE/NW 1.5/3.0. VIS MOD/POOR
DURING SHWRS.
WEATHER FCST VALID FM 020000 TO 030000
AREA ALFA (FM CHUI TO LAGUNA)
WIND SE/NE 3/5 WITH GUSTS. WAVES SE/E 1.0/2.0.
AREA BRAVO (FM LAGUNA TO ARRAIAL DO CABO OCEANIC)
WIND SE/NE 2/4. WAVES S/SE 1.5/2.0.
AREA CHARLIE (FM LAGUNA TO ARRAIAL DO CABO SHORE)
WIND SW/SE BACK SE/NE, 2/3. WAVES S/SE 1.0/1.5.
AREA DELTA (FM ARRAIAL DO CABO TO CARAVELAS)
WIND SW/SE 2/4 WITH GUSTS. WAVES S 1.0/2.0.
AREA ECHO (FM CARAVELAS TO SALVADOR)
WIND SE/NE 2/4 WITH GUSTS. WAVES SW/SE 1.0/2.0.
AREA FOXTROT (FM SALVADOR TO NATAL)
WIND E/NE 2/3. WAVES NE/NW 1.0/2.0.
AREA GOLF (FM NATAL TO SAO LUIS)
WIND NE/NW 2/4. WAVES NE/NW 1.5/2.5.
AREA HOTEL (FM SAO LUIS TO OIAPOQUE)
WIND NE 3/5 WITH GUSTS. WAVES NE, 0.5/1.5 NEAR THE COAST
AND 1.5/2.5 ELSE.
SOUTH OCEANIC AREA
S OF 30S W OF 030W
WIND SW/SE 4/5 WITH GUSTS 7/8. WAVES SE 2.0/3.5.
S OF 30S E OF 030W
WIND NE/NW 6/7 WITH GUSTS 8/9. WAVES NW/SW 2.5/5.0.
BETWEEN 30S AND 25S
WIND S/SE 3/4 W OF 035W AND NE/NW 4/5 WITH GUSTS 7/8 E
OF 035W. WAVES SW/SE W OF 035W AND N/NW W OF 035W,
2.0/3.5.
N OF 25S
WIND E/N 3/4. WAVES NW/SW 1.5/2.0.
NORTH OCEANIC AREA
WIND SE/NE 3/5. WAVES NE/NW 1.5/3.0.
NNNN