1 31 05 02 12 20
SECURITE
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 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.
WARNING NR 513/2026
NEAR GALE/SEVERE GALE WARNING
ISSUED AT 1330Z - SUN - 09/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 110000Z.
THIS WARNING REPLACES THE WARNING NR 506/2026.
WARNING NR 515/2026
ROUGH/VERY ROUGH SEA WARNING
ISSUED AT 1330Z - SUN - 09/AUG/2026
OCEANIC AREA BETWEEN 29S049W, 23S042W, 26S038W AND 31S043W STARTING A
T 091200Z. WAVES FM SW/S 3.0/6.0 METERS.
VALID UNTIL 121200Z.
WARNING NR 516/2026
ROUGH SEA WARNING
ISSUED AT 1330Z - SUN - 09/AUG/2026
OCEANIC AREA BETWEEN 26S038W, 23S042W, 19S038W AND 21S033W STARTING A
T 101200Z. WAVES FM SW/S 3.0/4.0 METERS.
VALID UNTIL 121200Z.
WARNING NR 517/2026
GALE/SEVERE GALE WARNING
ISSUED AT 1330Z - SUN - 09/AUG/2026
OCEANIC AREA BETWEEN 30S045W, 30S023W, 36S020W AND 36S048W STARTING A
T 090000Z. WIND NW/W BACK TO NW/SW FORCE 8 WITH GUSTS FORCE 9.
VALID UNTIL 121200Z.
THIS WARNING REPLACES THE WARNING NR 511/2026.
WARNING NR 518/2026
HIGH SURF WARNING
ISSUED AT 1300Z - MON - 10/AUG/2026
HIGH SURF BETWEEN MOSTARDAS/RS AND LAGUNA/SC STARTING AT 110000Z. WAV
ES FM S 2.5 METERS.
VALID UNTIL 140000Z.
WARNING NR 519/2026
ROUGH/VERY ROUGH SEA WARNING
ISSUED AT 1300Z - MON - 10/AUG/2026
OCEANIC AREA BETWEEN 34S053W, 36S048W, 31S043W AND 29S048W.
WAVES FM S 3.0/6.0 METERS.
VALID UNTIL 121800Z.
THIS WARNING REPLACES THE WARNING NR 514/2026.
WARNING NR 520/2026
VERY ROUGH/HIGH SEA WARNING
ISSUED AT 1300Z - MON - 10/AUG/2026
OCEANIC AREA BETWEEN 36S048W, 22S033W, 27S020W AND 36S020W STARTING A
T 120000Z. WAVES FM SW/S 4.0/7.0 METERS
VALID UNTIL 140000Z.
WARNING NR 522/2026
ROUGH SEA WARNING
ISSUED AT 2000Z – MON - 10/AUG/2026
OCEANIC AREA BETWEEN 18S038W, 16S036W, 17S033W AND 21S033W STARTING A
T 111800Z.
WAVES FM S 3.0/3.5 METERS.
VALID UNTIL 130000Z.
THIS WARNING REPLACES THE WARNING NR 521/2026.
NNNN
1 31 05 02 12 20
SECURITE
WEATHER AND SEA BULLETIN ISSUED 10/AUG/2026 1200Z
DATE AND TIME UTC
PRESSURE HPA
WINDS BEAUFORT SCALE
WAVES HEIGHT METER
PART ONE WARNINGS
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 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.
WARNING NR 513/2026
NEAR GALE/SEVERE GALE WARNING
ISSUED AT 1330 SUN 09/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 110000.
THIS WARNING REPLACES THE WARNING NR 506/2026.
WARNING NR 515/2026
ROUGH/VERY ROUGH SEA WARNING
ISSUED AT 1330 SUN 09/AUG/2026
OCEANIC AREA BETWEEN 29S049W, 23S042W, 26S038W AND
31S043W STARTING AT 091200. WAVES SW/S 3.0/6.0 .
VALID UNTIL 121200.
WARNING NR 516/2026
ROUGH SEA WARNING
ISSUED AT 1330 SUN 09/AUG/2026
OCEANIC AREA BETWEEN 26S038W, 23S042W, 19S038W AND
21S033W STARTING AT 101200. WAVES SW/S 3.0/4.0 .
VALID UNTIL 121200.
WARNING NR 517/2026
GALE/SEVERE GALE WARNING
ISSUED AT 1330 SUN 09/AUG/2026
OCEANIC AREA BETWEEN 30S045W, 30S023W, 36S020W AND
36S048W STARTING AT 090000. WIND NW/W BACK TO NW/SW 8
WITH GUSTS 9.
VALID UNTIL 121200.
THIS WARNING REPLACES THE WARNING NR 511/2026.
WARNING NR 518/2026
HIGH SURF WARNING
ISSUED AT 1300 MON 10/AUG/2026
HIGH SURF BETWEEN MOSTARDAS/RS AND TRAMANDAI/RS STARTING
AT 111100. WAVES S 2.5 .
VALID UNTIL 140000.
WARNING NR 519/2026
ROUGH/VERY ROUGH SEA WARNING
ISSUED AT 1300 MON 10/AUG/2026
OCEANIC AREA BETWEEN 34S053W, 36S048W, 31S043W AND
29S048W.
WAVES S 3.0/6.0 .
VALID UNTIL 121800.
THIS WARNING REPLACES THE WARNING NR 514/2026.
WARNING NR 520/2026
VERY ROUGH/HIGH SEA WARNING
ISSUED AT 1300 MON 10/AUG/2026
OCEANIC AREA BETWEEN 36S048W, 22S033W, 27S020W AND
36S020W STARTING AT 120000. WAVES SW/S 4.0/7.0
VALID UNTIL 140000.
WARNING NR 521/2026
ROUGH SEA WARNING
ISSUED AT 1400 -MON 10/AUG/2026
OCEANIC AREA BETWEEN 20S038W, 16S036W, 17S032W AND
22S032W STARTING AT 111800.
WAVES S 2.5/3.5.
VALID UNTIL 130000.
PART TWO WEATHER ANALYSIS AT 101200
C-FRONT 23S041W, 30S026W AND 40S012W MOVING TO E/NE AT
10/15 KT. TROPICAL WAVE 17N028W, 13N029W AND 08N028W
MOVING TO W AT 10/15 KT.
INTERTROPICAL CONVERGENCE ZONE (ITCZ) EM 13N020W,
12N030W, 12N040W, 10N050W AND 09N060W.
PART THREE WEATHER FCST VALID FM 110000 TO 120000
AREA ALFA (FM CHUI TO LAGUNA)
WIND SW/S 4/5 WITH GUSTS 7. WAVES SW/S 3.0/6.0 BECMG
2.5/4.5.
AREA BRAVO (FM LAGUNA TO ARRAIAL DO CABO OCEANIC)
WIND SW/SE 3/5 WITH GUSTS 7 S OF 25S BECMG 2/4. WAVES
SW/S 2.5/5.0 BECMG 3.0/4.0.
AREA CHARLIE (FM LAGUNA TO ARRAIAL DO CABO SHORE)
ISOL SHWRS. WIND S/SE 2/4. WAVES SW/SE 1.5/2.7. VIS MOD
DURING SHWRS.
AREA DELTA (FM ARRAIAL DO CABO TO CARAVELAS)
ISOL SHWRS. WIND SW/SE 3/5 WITH GUSTS 7. WAVES SW/S
1.5/2.5 BECMG 2.5/4.0. VIS MOD DURING SHWRS.
AREA ECHO (FM CARAVELAS TO SALVADOR)
SHWRS. WIND S/SE 3/5 WITH GUSTS 7. WAVES SW/SE 1.0/2.0.
VIS MOD DURING SHWRS.
AREA FOXTROT (FM SALVADOR TO NATAL)
ISOL SHWRS NEAR THE COAST. WIND SE/E 3/5. WAVES S/SE
1.0/2.0. VIS MOD DURING SHWRS.
AREA GOLF (FM NATAL TO SAO LUIS)
ISOL SHWRS NEAR THE COAST. WIND SE/E 3/5. WAVES SE/NE
1.0/1.5. VIS MOD DURING SHWRS.
AREA HOTEL (FM SAO LUIS TO OIAPOQUE)
WIND SE/NE 2/4. WAVES SE/NE, 0.5/1.0 NEAR THE COAST AND
1.0/1.5 ELSE. VIS GOOD.
SOUTH OCEANIC AREA
S OF 30S W OF 030W
SHWRS S OF 32S. WIND W/SW 6/7 WITH GUSTS 8. WAVES W/SW
BECMG SW/S, 5.0/8.0. VIS MOD DURING SHWRS.
S OF 30S E OF 030W
SHWRS. WIND W/SW 7/8 WITH GUSTS 9. WAVES NW/SW 4.0/7.0.
VIS MOD DURING SHWRS.
BETWEEN 30S AND 25S
SHWRS. WIND W/SW 5/6 WITH GUSTS 7. WAVES NW/SW, 2.5/4.0
BECMG 4.0/6.0. VIS MOD DURING SHWRS.
N OF 25S
ISOL SHWRS S OF 20S. WIND E/NE BACK NE/NW, 3/5 S OF 20S
AND SE/E 2/4 ELSE. WAVES SW/SE, 1.5/2.5 BECMG 2.5/3.5 S
OF 20S. VIS MOD DURING SHWRS.
NORTH OCEANIC AREA
SHWRS N OF 05N. WIND SE/E 2/4 S OF EQUATOR AND SW/SE
ELSE, 3/5. WAVES S/SE 1.5/2.0. VIS MOD DURING SHWRS.
WEATHER FCST VALID FM 120000 TO 130000
AREA ALFA (FM CHUI TO LAGUNA)
WIND SW/SE 2/4. WAVES SW/S 2.5/4.0.
AREA BRAVO (FM LAGUNA TO ARRAIAL DO CABO OCEANIC)
WIND SW/SE 2/4. WAVES SW/S 2.5/3.5.
AREA CHARLIE (FM LAGUNA TO ARRAIAL DO CABO SHORE)
WIND SE/E 2/5. WAVES SW/S 1.5/2.5.
AREA DELTA (FM ARRAIAL DO CABO TO CARAVELAS)
WIND SE/E 2/4. WAVES SW/S 2.5/3.5.
AREA ECHO (FM CARAVELAS TO SALVADOR)
WIND S/SE 3/5 WITH GUSTS 7. WAVES S/SE 2.5/3.5.
AREA FOXTROT (FM SALVADOR TO NATAL)
WIND S/SE 3/5. WAVES S/SE 1.5/2.5.
AREA GOLF (FM NATAL TO SAO LUIS)
WIND SE/NE 3/5 WITH GUSTS 6/7 NEAR THE COAST. WAVES
SE/NE 1.0/2.0.
AREA HOTEL (FM SAO LUIS TO OIAPOQUE)
WIND SE/NE 2/4. WAVES SE/NE, 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 6/7 WITH GUSTS 8. WAVES SW/S 5.0/7.0.
S OF 30S E OF 030W
WIND NW/SW 7/8 WITH GUSTS 9. WAVES SW/S 5.0/7.0.
BETWEEN 30S AND 25S
WIND SW/S 5/7 BECMG 3/5 WITH GUSTS 8 E OF 030W. WAVES
SW/S 5.0/7.0.
N OF 25S
WIND NE/NW BACK SW/SE, 3/5 WITH GUSTS. WAVES SW/SE
2.5/4.0.
NORTH OCEANIC AREA
WIND SE/E 2/4 S OF EQUATOR AND SW/SE ELSE, 3/5 WITH
GUSTS 7 N OF 05N. WAVES S/SE 1.5/2.5.=