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SECURITE
WARNING NR 495/2026
NEAR GALE/SEVERE GALE WARNING
ISSUED AT 1300Z - THU - 06/AUG/2026
OCEANIC AREA BETWEEN 36S048W, 34S053W, 29S049W AND 31S043W STARTING A
T 081200Z. WIND NE/NW BACK TO SW/S FORCE 7 WITH GUSTS 9.
VALID UNTIL 091200Z.
WARNING NR 498/2026
ROUGH/VERY ROUGH SEA WARNING
ISSUED AT 1300Z - THU - 06/AUG/2026
OCEANIC AREA BETWEEN 29S049W, 23S042W, 26S038W AND 31S043W STARTING A
T 071200Z. WAVES FM SW/S 3.0/6.0 METERS.
VALID UNTIL 091200Z.
THIS WARNING REPLACES THE WARNING NR 490/2026.
WARNING NR 499/2026
NEAR GALE/GALE WARNING
ISSUED AT 1300Z - THU - 06/AUG/2026
OCEANIC AREA BETWEEN 29S049W, 31S043W, 26S038W AND 24S043W STARTING A
T 070300Z. WIND NE/NW BACK TO NW/SW FORCE 7 WITH GUSTS 8.
VALID UNTIL 091500Z.
WARNING NR 500/2026
NEAR GALE/GALE WARNING
ISSUED AT 1300Z - THU - 06/AUG/2026
COASTAL AREA BETWEEN LAGUNA (SC) AND IMBITUBA (SC) TO 30NM OFFSHORE S
TARTING AT 081200Z. WIND NE/N BACK TO SW/S FORCE 7 WITH GUSTS 8.
VALID UNTIL 091500Z.
WARNING NR 501/2026
NEAR GALE/GALE WARNING
ISSUED AT 1300Z - THU - 06/AUG/2026
OCEANIC AREA BETWEEN 26S038W, 23S042W, 20S040W AND 23S036W STARTING A
T 070000Z. WIND NE/N FORCE 7 WITH GUSTS 8.
VALID UNTIL 091200Z.
WARNING NR 502/2026
ROUGH SEA WARNING
ISSUED AT 1300Z - THU - 06/AUG/2026
OCEANIC AREA BETWEEN 26S038W, 23S042W, 20S038W AND 22S036W STARTING A
T 081800Z. WAVES FM NW/SW 3.0/4.0 METERS.
VALID UNTIL 100000Z.
WARNING NR 504/2026
VERY ROUGH/HIGH SEA WARNING
ISSUED AT 1300Z - THU - 06/AUG/2026
OCEANIC AREA BETWEEN 36S048W, 30S042W, 30S030W AND 36S030W STARTING A
T 071200Z. WAVES FM NW/SW BECOMING W/SW, 4.0/9.0 METERS.
VALID UNTIL 091200Z.
THIS WARNING REPLACES THE WARNING NR 494/2026.
WARNING NR 506/2026
NEAR GALE/SEVERE GALE WARNING
ISSUED AT 1400Z - FRI - 07/AUG/2026
OCEANIC AREA BETWEEN 36S048W, 34S053W, 29S049W AND 31S043W STARTING A
T 081200Z. WIND NE/NW BACK TO SW/S, FORCE 7/8 WITH GUSTS 9.
VALID UNTIL 101200Z.
THIS WARNING REPLACES THE WARNING NR 495/2026.
WARNING NR 507/2026
ROUGH/VERY ROUGH SEA WARNING
ISSUED AT 1400Z - FRI - 07/AUG/2026
OCEANIC AREA BETWEEN 34S053W, 36S048W, 31S043W AND 29S048W STARTING A
T 081200Z. WAVES FM SW/S 3.0/5.0 METERS.
VALID UNTIL 110000Z.
THIS WARNING REPLACES THE WARNING NR 497/2026.
WARNING NR 508/2026
HIGH SURF WARNING
ISSUED AT 1500Z - SAT - 08/AUG/2026
HIGH SURF BETWEEN MOSTARDAS/RS AND LAGUNA/SC STARTING AT 100900Z. WAV
ES FM SW/S 2.5 METERS.
VALID UNTIL 110000Z.
WARNING NR 509/2026
HIGH SURF WARNING
ISSUED AT 1500Z - SAT - 08/AUG/2026
HIGH SURF BETWEEN ILHABELA/SP AND SÃO JOÃO DA BARRA/RJ STARTING AT
102100Z. WAVES FM S 2.5 METERS.
VALID UNTIL 120300Z.
WARNING NR 510/2026
NEAR GALE WARNING-MUITO FORTE
ISSUED AT 1500Z - SAT - 08/AUG/2026
OCEANIC AREA BETWEEN 29S046W, 27S043W, 27S040W AND 31S043W STARTING A
T 101500Z. WIND SW/SE FORCE 7 WITH GUSTS FORCE 8.
VALID UNTIL 110000Z.
WARNING NR 511/2026
GALE WARNING-DURO
ISSUED AT 1500Z - SAT - 08/AUG/2026
OCEANIC AREA BETWEEN 30S045W, 30S023W, 36S020W AND 36S048W STARTING A
T 090000Z. WIND NW/W FORCE 8 WITH GUSTS FORCE 9.
VALID UNTIL 111500Z.
THIS WARNING REPLACES THE WARNING NR 503/2026.
WARNING NR 512/2026
VERY ROUGH SEA WARNING-ALTO
ISSUED AT 1500Z - SAT - 08/AUG/2026
OCEANIC AREA BETWEEN 36S048W, 25S040W, 27S020W AND 36S020W STARTING A
T 082100Z. WAVES FM NW/W BECOMING W/SW, 4.0/7.0 METERS
VALID UNTIL 120000Z.
THIS WARNING REPLACES THE WARNING NR 505/2026.
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SECURITE
WEATHER AND SEA BULLETIN ISSUED 09/AUG/2026 0000Z
DATE AND TIME UTC
PRESSURE HPA
WINDS BEAUFORT SCALE
WAVES HEIGHT METER
PART ONE WARNINGS
WARNING NR 495/2026
NEAR GALE/SEVERE GALE WARNING
ISSUED AT 1300Z THU 06/AUG/2026
OCEANIC AREA BETWEEN 36S048W, 34S053W, 29S049W AND
31S043W STARTING AT 081200Z. WIND NE/NW BACK TO SW/S
FORCE 7 WITH GUSTS 9.
VALID UNTIL 091200Z.
WARNING NR 498/2026
ROUGH/VERY ROUGH SEA WARNING
ISSUED AT 1300 THU 06/AUG/2026
OCEANIC AREA BETWEEN 29S049W, 23S042W, 26S038W AND
31S043W STARTING AT 071200. WAVES SW/S 3.0/6.0.
VALID UNTIL 091200.
THIS WARNING REPLACES THE WARNING NR 490/2026.
WARNING NR 499/2026
NEAR GALE/GALE WARNING
ISSUED AT 1300 THU 06/AUG/2026
OCEANIC AREA BETWEEN 29S049W, 31S043W, 26S038W AND
24S043W STARTING AT 070300. WIND NE/NW BACK TO NW/SW 7
WITH GUSTS 8.
VALID UNTIL 091500.
WARNING NR 500/2026
NEAR GALE/GALE WARNING
ISSUED AT 1300 THU 06/AUG/2026
COASTAL AREA BETWEEN LAGUNA (SC) AND IMBITUBA (SC) TO
30NM OFFSHORE STARTING AT 081200. WIND NE/N BACK TO SW/S
7 WITH GUSTS 8.
VALID UNTIL 091500.
WARNING NR 501/2026
NEAR GALE/GALE WARNING
ISSUED AT 1300 THU 06/AUG/2026
OCEANIC AREA BETWEEN 26S038W, 23S042W, 20S040W AND
23S036W STARTING AT 070000. WIND NE/N 7 WITH GUSTS 8.
VALID UNTIL 091200.
WARNING NR 502/2026
ROUGH SEA WARNING
ISSUED AT 1300 THU 06/AUG/2026
OCEANIC AREA BETWEEN 26S038W, 23S042W, 20S038W AND
22S036W STARTING AT 081800. WAVES NW/SW 3.0/4.0.
VALID UNTIL 100000.
WARNING NR 503/2026
GALE/SEVERE GALE WARNING
ISSUED AT 1300 THU 06/AUG/2026
OCEANIC AREA BETWEEN 36S048W, 30S042W, 30S020W AND
36S020W STARTING AT 090000. WIND NW/W 8 WITH GUSTS 9.
VALID UNTIL 100000.
WARNING NR 504/2026
VERY ROUGH/HIGH SEA WARNING
ISSUED AT 1300 THU 06/AUG/2026
OCEANIC AREA BETWEEN 36S048W, 30S042W, 30S030W AND
36S030W STARTING AT 071200. WAVES NW/SW BECOMING W/SW,
4.0/9.0.
VALID UNTIL 091200.
THIS WARNING REPLACES THE WARNING NR 494/2026.
WARNING NR 505/2026
VERY ROUGH/HIGH SEA WARNING
ISSUED AT 1300 THU 06/AUG/2026
OCEANIC AREA BETWEEN 36S030W, 36S020W, 30S020W AND
30S030W STARTING AT 082100. WAVES NW/W BECOMING NW/SW,
4.0/7.0.
VALID UNTIL 110000.
WARNING NR 506/2026
NEAR GALE/SEVERE GALE WARNING
ISSUED AT 1400 FRI 07/AUG/2026
OCEANIC AREA BETWEEN 36S048W, 34S053W, 29S049W AND
31S043W STARTING AT 081200. WIND NE/NW BACK TO SW/S, 7/8
WITH GUSTS 9.
VALID UNTIL 101200.
THIS WARNING REPLACES THE WARNING NR 495/2026.
WARNING NR 507/2026
ROUGH/VERY ROUGH SEA WARNING
ISSUED AT 1400 FRI 07/AUG/2026
OCEANIC AREA BETWEEN 34S053W, 36S048W, 31S043W AND
29S048W STARTING AT 081200. WAVES SW/S 3.0/5.0.
VALID UNTIL 110000.
THIS WARNING REPLACES THE WARNING NR 497/2026.
WARNING NR 508/2026
HIGH SURF WARNING
ISSUED AT 1500Z 08/AUG/2026
HIGH SURF BETWEEN MOSTARDAS/RS AND LAGUNA/SC STARTING AT
100900Z. WAVES SW/S 2.5 METERS.
VALID UNTIL 110000Z.
WARNING NR 509/2026
HIGH SURF WARNING
ISSUED AT 1500Z 08/AUG/2026
HIGH SURF BETWEEN ILHABELA/SP AND SAO JOAO DA BARRA/RJ
STARTING AT 102100Z. WAVES S 2.5 METERS.
VALID UNTIL 120300Z.
WARNING NR 510/2026
NEAR GALE WARNING-MUITO FORTE
ISSUED AT 1500Z 08/AUG/2026
OCEANIC AREA BETWEEN 29S046W, 27S043W, 27S040W AND
31S043W STARTING AT 101500Z. WIND SW/SE FORCE 7 WITH
GUSTS FORCE 8.
VALID UNTIL 110000Z.
WARNING NR 511/2026
GALE WARNING-DURO
ISSUED AT 1500Z 08/AUG/2026
OCEANIC AREA BETWEEN 30S045W, 30S023W, 36S020W AND
36S048W STARTING AT 090000Z. WIND NW/W FORCE 8 WITH
GUSTS FORCE 9.
VALID UNTIL 111500Z.
THIS WARNING REPLACES THE WARNING NR 503/2026.
WARNING NR 512/2026
VERY ROUGH SEA WARNING-ALTO
ISSUED AT 1500Z 08/AUG/2026
OCEANIC AREA BETWEEN 36S048W, 25S040W, 27S020W AND
36S020W STARTING AT 082100Z. WAVES NW/W BECOMING W/SW,
4.0/7.0 METERS
VALID UNTIL 120000Z.
THIS WARNING REPLACES THE WARNING NR 505/2026.
PART TWO WEATHER ANALYSIS AT 090000
C-FRONT 30S028W, 33S025W AND 35S025W MOVING TO E/NE AT 5
KT. C-FRONT 25S048W, 28S043W AND 32S042W MOVING TO E/NE
AT 5 KT. W-FRONT 32S042W AND 30S037W. TROPICAL WAVE
16N024W, 11N025W AND 06N024W MOVING TO W AT 15 NOS.
TROPICAL WAVE 15N044W, 09N045W AND 05N043W MOVING TO W
AT 10-15 NOS.
INTERTROPICAL CONVERGENCE ZONE (ITCZ) EM 12N020W,
10N030W, 09N040W AND 09N049W.
PART THREE WEATHER FCST VALID FM 091200 TO 101200
AREA ALFA (FM CHUI TO LAGUNA)
WIND SW 7/8 WITH GUSTS 9. WAVES SW/S 3.0/5.0. VIS GOOD.
AREA BRAVO (FM LAGUNA TO ARRAIAL DO CABO OCEANIC)
SHWRS. WIND 6/7 WITH GUSTS 8. WAVES SW/S 2.5/3.0. VIS
MOD/POOR DURING SHWRS.
AREA CHARLIE (FM LAGUNA TO ARRAIAL DO CABO SHORE)
SHWRS S OF 24S. WIND SW/SE 2/4 WITH GUSTS S OF 25S.
WAVES SW/S 1.5/2.5. VIS MOD/POOR DURING SHWRS.
AREA DELTA (FM ARRAIAL DO CABO TO CARAVELAS)
WIND NE/N 4/5 WITH GUSTS 6/7 S OF 20S. WAVES SW/S
2.0/3.0. VIS GOOD.
AREA ECHO (FM CARAVELAS TO SALVADOR)
WIND NE/N 2/4. WAVES SE/E 1.5/2.0. VIS GOOD.
AREA FOXTROT (FM SALVADOR TO NATAL)
WIND SE/E 2/4. WAVES S/SE 1.5/2.0. VIS GOOD.
AREA GOLF (FM NATAL TO SAO LUIS)
WIND SE/NE 4/5 WITH GUSTS 6 NEAR THE COAST. WAVES SE/E
1.0/1.5. VIS GOOD.
AREA HOTEL (FM SAO LUIS TO OIAPOQUE)
WIND SE/E 3/5. WAVES SE/E, 0.5/1.0 NEAR THE COAST AND
1.0/1.5 ELSE. VIS GOOD.
SOUTH OCEANIC AREA
S OF 30S W OF 030W
OCNL HVY SHWRS AND ISOL THUNDERSTORMS. WIND NW/SW 7/8
WITH GUSTS 9. WAVES SW/S 5.0/9.0. VIS MOD/POOR DURING
SHWRS.
S OF 30S E OF 030W
OCNL HVY SHWRS AND ISOL THUNDERSTORMS. WIND NW/SW 7/8
WITH GUSTS FORCA 9. WAVES W/SW 3.0/6.0. VIS MOD/POOR
DURING SHWRS.
BETWEEN 30S AND 25S
OCNL HVY SHWRS AND ISOL THUNDERSTORMS W OF 025W. WIND
NW/SW 5/6 WITH GUSTS 7. WAVES E/NE BECMG SW/S, 2.5/3.5.
VIS MOD/POOR DURING SHWRS.
N OF 25S
WIND E/NE 3/5. WAVES E/NE BECMG SW/S, 1.5/2.5. VIS GOOD.
NORTH OCEANIC AREA
SHWRS N OF 05N. WIND SE/E S OF EQUATOR AND SW/SE ELSE,
3/5. WAVES S/SE 1.5/2.0. VIS MOD/POOR DURING SHWRS.
WEATHER FCST VALID FM 101200 TO 111200
AREA ALFA (FM CHUI TO LAGUNA)
WIND SW/S 7/8 WITH GUSTS 9 BECMG 4/6. WAVES SW/S
3.0/5.0.
AREA BRAVO (FM LAGUNA TO ARRAIAL DO CABO OCEANIC)
WIND SW/SE 5/6 WITH GUSTS 7. WAVES SW/S 3.0/5.0.
AREA CHARLIE (FM LAGUNA TO ARRAIAL DO CABO SHORE)
WIND S/SE 3/5. WAVES SW/S 2.0/3.0.
AREA DELTA (FM ARRAIAL DO CABO TO CARAVELAS)
WIND NE/N 4/6 BACK S/SE WITH GUSTS 7. WAVES SW/S
2.5/3.5.
AREA ECHO (FM CARAVELAS TO SALVADOR)
WIND E/NE 2/3. WAVES SE/E 1.5/2.5.
AREA FOXTROT (FM SALVADOR TO NATAL)
WIND SE/E 3/4. WAVES SE/E 1.5/2.0.
AREA GOLF (FM NATAL TO SAO LUIS)
WIND SE/E 4/5 WITH GUSTS 6. WAVES SE/E 1.0/1.5.
AREA HOTEL (FM SAO LUIS TO OIAPOQUE)
WIND SE/NE 3/5. WAVES SE/E, 0.5/1.0 NEAR THE COAST AND
1.0/1.5 ELSE.
SOUTH OCEANIC AREA
S OF 30S W OF 030W
WIND W/SW 7/8 WITH GUSTS 9. WAVES SW/S 5.0/9.0.
S OF 30S E OF 030W
WIND NW/SW 7/8 WITH GUSTS 9. WAVES W/SW 4.0/6.0.
BETWEEN 30S AND 25S
WIND NW/SW 6/7 WITH GUSTS 8. WAVES W/SW 3.0/6.0.
N OF 25S
WIND E/NE 3/5 BACK NW/SW WITH GUSTS 7 S OF 20S. WAVES
SW/S 1.5/2.5.
NORTH OCEANIC AREA
WIND SE/E S OF EQUATOR AND SW/SE ELSE, 3/5. WAVES S/SE
1.5/2.0.
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