1 31 05 02 12 20
SECURITE
WEATHER AND SEA BULLETIN ISSUED 04/OCT/2026 0000Z
DATE AND TIME UTC
PRESSURE HPA
WINDS BEAUFORT SCALE
WAVES HEIGHT METER
PART ONE WARNINGS
WARNING NR 724/2026
VERY ROUGH SEA WARNING
ISSUED AT 1300 THU 01/OCT/2026
OCEANIC AREA BETWEEN 30S040W, 36S040W, 36S020W AND
30S020W STARTING AT 020000. WAVES NW BECOMING SW,
4.0/6.0
VALID UNTIL 050000.
THIS WARNING REPLACES THE WARNING NR 720/2026.
WARNING NR 726/2026
NEAR GALE/SEVERE GALE WARNING
ISSUED AT 1400Z FRI 02/OCT/2026
OCEANIC AREA BETWEEN 36S048W, 34S053W, 29S049W AND
31S043W STARTING AT 031800Z. WIND NE/N BACK TO NW/SW,
FORCE 7/8 WITH GUSTS FORCE 9.
VALID UNTIL 050000Z.
WARNING NR 728/2026
NEAR GALE WARNING
ISSUED AT 1400Z FRI 02/OCT/2026
OCEANIC AREA BETWEEN 29S049W, 31S043W, 24S042W,
23.5S044W AND 25S047W STARTING AT 032100Z. WIND E/NE
BACK TO NE/NW, FORCE 7 WITH GUSTS.
VALID UNTIL 041800Z.
WARNING NR 729/2026
ROUGH SEA WARNING
ISSUED AT 1400Z FRI 02/OCT/2026
OCEANIC AREA BETWEEN 29S048W, 31S043W, 26S040W AND
25S044W STARTING AT 040300Z. WAVES NE/N 3.0/3.5 METERS.
VALID UNTIL 042100Z.
WARNING NR 730/2026
GALE/SEVERE GALE WARNING
ISSUED AT 1400Z FRI 02/OCT/2026
OCEANIC AREA BETWEEN 36S048W, 36S030W, 30S030W AND
30S042W STARTING AT 041200Z. WIND NE/NW BACK TO NW/SW,
FORCE 8 WITH GUSTS FORCE 9.
VALID UNTIL 060000Z.
WARNING NR 731/2026
VERY ROUGH SEA WARNING
ISSUED AT 1400Z FRI 02/OCT/2026
OCEANIC AREA BETWEEN 36S048W, 36S030W, 32S040W AND
32S040W STARTING AT 041200Z. WAVES NE/N BECOMING SW/S,
4.0/5.0 METERS.
VALID UNTIL 051200Z.
PART TWO WEATHER ANALYSIS AT 040000
HIGH 1022 31S033W. LOW 1006 30S052W. TROUGH 23S047W,
22S044W AND 21S039W. TROPICAL WAVE 21N044W, 12N045W AND
06N044W. C-FRONT 25S054W, 28S052W AND 30S052W, MOVING
TO E/NE AT 10 KT. Q-STNR FRONT 21S039W, 22S028W AND
24S019W.
INTERTROPICAL CONVERGENCE ZONE (ITCZ) 08N020W, 06N030W,
08N040W AND 09N050W.
PART THREE WEATHER FCST VALID FM 041200 TO 051200
AREA ALFA (FM CHUI TO LAGUNA)
OCNL HVY SHWRS AND ISOL THUNDERSTORMS. WIND NE/N BACK
NW/SW, 6/7 WITH GUSTS 8. WAVES E/NE 2.0/2.5 NEAR THE
COAST AND 2.5/3.5 BECMG 3.0/5.0 ELSE. VIS MOD/POOR
DURING SHWRS.
AREA BRAVO (FM LAGUNA TO ARRAIAL DO CABO OCEANIC)
SHWRS. WIND NE/N 5/6, WITH GUSTS 7 W OF 044W, BACK W/SW
4/5. WAVES NE/N 2.5/3.5. VIS MOD DURING SHWRS.
AREA CHARLIE (FM LAGUNA TO ARRAIAL DO CABO SHORE)
SHWRS. WIND E/NE 3/4 NEAR THE COAST AND 5/6 WITH GUSTS
7 ELSE. WAVES E/NE 1.5/2.5. VIS MOD DURING SHWRS.
AREA DELTA (FM ARRAIAL DO CABO TO CARAVELAS)
SHWRS. WIND E/NE 4/5 WITH GUSTS 6/7. WAVES SW/SE
1.5/2.5. VIS MOD DURING SHWRS.
AREA ECHO (FM CARAVELAS TO SALVADOR)
ISOL SHWRS. WIND E/NE 3/4. WAVES S/SE 1.5/2.0. VIS MOD
DURING SHWRS.
AREA FOXTROT (FM SALVADOR TO NATAL)
ISOL SHWRS. WIND SE/E 3/5. WAVES SE/E 1.0/2.0. VIS MOD
DURING SHWRS.
AREA GOLF (FM NATAL TO SAO LUIS)
WIND SE/E 4/5 WITH GUSTS 6/7 NEAR THE COAST. WAVES
SE/NE 1.0/2.0. VIS GOOD.
AREA HOTEL (FM SAO LUIS TO OIAPOQUE)
WIND SE/E 3/4. WAVES E/NE 1.0/2.0. VIS GOOD.
SOUTH OCEANIC AREA
S OF 30S W OF 030W
SHWRS W OF 040W. WIND NE/N 7/8 WITH GUSTS 9 W OF 040W
AND SE/E 4/5 E OF 040W. WAVES S/SE 2.0/3.0 BECMG NE/N
3.0/4.0. VIS MOD DURING SHWRS.
S OF 30S E OF 030W
WIND SW/SE 4/5 BECMG 3/4. WAVES SW/S 2.5/3.5. VIS GOOD.
BETWEEN 30S AND 25S
WIND SE/NE 3/5. WAVES SW/S 2.0/3.5. VIS GOOD.
N OF 25S
ISOL SHWRS. WIND SE/E 3/5. WAVES SW/S 1.0/2.0. VIS MOD
DURING SHWRS.
NORTH OCEANIC AREA
OCNL HVY SHWRS AND ISOL THUNDERSTORMS N OF 04N. WIND
SE/E 3/5 S OF 03N AND SW/SE 2/4 N OF 03N. WAVES SW/SE S
OF 02N AND NE/N N OF 02N, 1.0/2.0. VIS MOD/POOR DURING
SHWRS.
WEATHER FCST VALID FM 051200 TO 061200
AREA ALFA (FM CHUI TO LAGUNA)
WIND SW/SE 3/4. WAVES SE 1.5/2.5 NEAR THE COAST AND
NE/NW 2.5/4.5 BECMG SW/SE 2.0/3.0 ELSE.
AREA BRAVO (FM LAGUNA TO ARRAIAL DO CABO OCEANIC)
WIND W/SW 4/5 BACK S/SE 3/4. WAVES SE/NE 2.0/3.0, BECMG
1.5/2.5.
AREA CHARLIE (FM LAGUNA TO ARRAIAL DO CABO SHORE)
WIND SW/SE 2/4. WAVES E/NE 1.0/2.0.
AREA DELTA (FM ARRAIAL DO CABO TO CARAVELAS)
WIND 4/5 WITH GUSTS 6/7. WAVES SE/NE 1.0/2.0.
AREA ECHO (FM CARAVELAS TO SALVADOR)
WIND E/NE 3/4. WAVES S/SE 1.0/2.0.
AREA FOXTROT (FM SALVADOR TO NATAL)
WIND SE/E 3/5. WAVES SE/E 1.0/2.0.
AREA GOLF (FM NATAL TO SAO LUIS)
WIND SE/E 4/5 WITH GUSTS 6/7 NEAR THE COAST. WAVES
SE/NE 1.5/2.0.
AREA HOTEL (FM SAO LUIS TO OIAPOQUE)
WIND SE/E 3/5. WAVES SE/NE 1.0/2.0.
SOUTH OCEANIC AREA
S OF 30S W OF 030W
WIND NE/NW BACK W/SW 7/8 WITH GUSTS 9. WAVES NE/NW
3.0/5.0 BECMG 2.5/4.0.
S OF 30S E OF 030W
WIND S/SE BACK E/NE, 3/5. WAVES SW/S 3.0/4.0.
BETWEEN 30S AND 25S
WIND E/NE 3/5 WITH GUSTS 6/7 W OF 030W. WAVES SW/S,
BECMG SE/NE 2.0/2.5.
N OF 25S
WIND SE/E 4/5. WAVES S/SE 1.5/2.5.
NORTH OCEANIC AREA
WIND SE/E 3/5 S OF 03N AND SW/SE 2/4 N OF 03N. WAVES
SW/SE S OF 02N AND NE/NW N OF 02N, 1.0/2.0.
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