1 31 05 02 12 20
SECURITE
WEATHER AND SEA BULLETIN ISSUED 01/SEP/2026 1200Z
DATE AND TIME UTC
PRESSURE HPA
WINDS BEAUFORT SCALE
WAVES HEIGHT METER
PART ONE WARNINGS
WARNING NR 601/2026
NEAR GALE WARNING-DURO
ISSUED AT 1400 SUN 31/AUG/2026
COASTAL AREA BETWEEN CHUI/RS AND LAGUNA/SC TO 300 NM
OFFSHORE STARTING AT 010000. WIND E/NE BACK TO SW/S,
7/8 WITH GUSTS 9.
VALID UNTIL 021200.
WARNING NR 604/2026
NEAR GALE WARNING-DURO
ISSUED AT 1400 SUN 31/AUG/2026
OCEANIC AREA BETWEEN 29S049W, 31S043W, 26S038W AND
23S042W STARTING AT 010000. WIND E/NE BACK TO SW, 7/8
WITH GUSTS 9.
VALID UNTIL 030000.
WARNING NR 605/2026
ROUGH/VERY ROUGH SEA WARNING
ISSUED AT 1400 SUN 31/AUG/2026
OCEANIC AREA BETWEEN 28S042W, 28S040W, 26S038W AND
23S042W STARTING AT 010000. WAVES NE/N 3.0/4.0.
VALID UNTIL 012100.
WARNING NR 606/2026
ROUGH SEA WARNING-MUITO GROSSO
ISSUED AT 1400 SUN 31/AUG/2026
OCEANIC AREA BETWEEN 29S049W, 31S043W, 26S038W, 23S042W
AND 25S047W STARTING AT 012100. WAVES NE BECOMING SW/S,
3.0/5.0 .
VALID UNTIL 030000.
WARNING NR 607/2026
NEAR GALE WARNING-MUITO FORTE
ISSUED AT 1400 SUN 31/AUG/2026
COASTAL AREA BETWEEN LAGUNA/SC AND ARRAIAL DO CABO/RJ
TO 120 NM OFFSHORE STARTING AT 011200. WIND NW BACK TO
SW, 7 WITH GUSTS 8.
VALID UNTIL 021200.
WARNING NR 608/2026
LOW VISIBILITY WARNING
ISSUED AT 1400 SUN 31/AUG/2026
COASTAL AREA BETWEEN PARATY/RJ AND MACAE/RJ TO 30 NM
OFFSHORE STARTING AT 310600. PATCHES OF FOG.
VALID UNTIL 311200.
WARNING NR 609/2026
NEAR GALE WARNING-MUITO FORTE
ISSUED AT 1400 SUN 31/AUG/2026
COASTAL AREA BETWEEN ARRAIAL DO CABO/RJ AND VITORIA/ES
TO 320 NM OFFSHORE STARTING AT 311200. WIND NE/N BACK
TO NW/SW, 7 WITH GUSTS 8.
VALID UNTIL 030000.
WARNING NR 610/2026
ROUGH SEA WARNING-MUITO GROSSO
ISSUED AT 1400 SUN 31/AUG/2026
OCEANIC AREA BETWEEN 26S038W, 23S042W, 20S039W AND
24S036W STARTING AT 010000. WAVES NE/N 3.0/4.0.
VALID UNTIL 021200.
WARNING NR 611/2026
GALE WARNING-DURO
ISSUED AT 1400 SUN 31/AUG/2026
OCEANIC AREA BETWEEN 36S048W, 25S037W, 30S030W AND
36S030W STARTING AT 312100. WIND E/NE BACK TO NW/SW,
8/9 WITH GUSTS 10.
VALID UNTIL 030000.
WARNING NR 613/2026
VERY ROUGH SEA WARNING
ISSUED AT 1400 SUN 31/AUG/2026
OCEANIC AREA BETWEEN 36S048W, 30S042W, 30S030W AND
36S030W STARTING AT 010000. WAVES NE/N BECOMING S/SE,
4.0/6.0.
VALID UNTIL 021200.
WARNING NR 614/2026
GALE/SEVERE GALE WARNING
ISSUED AT 1300 MON 31/AUG/2026
OCEANIC AREA BETWEEN 30S030W, 30S020W, 36S020W AND
36S030W STARTING AT 020000. WIND NE/N BACK TO NW/SW,
8/9.
VALID UNTIL 041200.
THIS WARNING REPLACES THE WARNING NR 612/2026.
WARNING NR 615/2026
ROUGH SEA WARNING
ISSUED AT 1300 MON 31/AUG/2026
OCEANIC AREA BETWEEN 32S051W, 32S044W, 31S043W AND
29S049W STARTING AT 011200. WAVES SE/E 3.0/4.0.
VALID UNTIL 021200.
THIS WARNING REPLACES THE WARNING NR 602/2026.
WARNING NR 616/2026
ROUGH SEA WARNING
ISSUED AT 1300 MON 31/AUG/2026
OCEANIC AREA BETWEEN 23S042W, 26S038W, 21S033W AND
18S039W STARTING AT 021200. WAVES W/SW 3.0/4.0.
VALID UNTIL 031200.
WARNING NR 617/2026
HIGH SURF WARNING
ISSUED AT 1300 MON 31/AUG/2026
HIGH SURF BETWEEN MOSTARDAS/RS AND FLORIANOPOLIS/SC
STARTING AT 011200. WAVES SW/SE 2.5/3.5.
VALID UNTIL 022100.
THIS WARNING REPLACES THE WARNING NR 603/2026.
WARNING NR 618/2026
HIGH SURF WARNING
ISSUED AT 1300 MON 31/AUG/2026
HIGH SURF BETWEEN SANTOS/SP AND CAMPOS DOS
GOYTACAZES/RJ STARTING AT 020300. WAVES SW/S 2.5/3.0.
VALID UNTIL 031200.
WARNING NR 619/2026
VERY ROUGH SEA WARNING
ISSUED AT 1300 MON 31/AUG/2026
OCEANIC AREA BETWEEN 30S040W, 30S020W, 36S020W AND
36S040W STARTING AT 021200. WAVES NW/SW 4.0/6.0.
VALID UNTIL 040000.
PART TWO WEATHER ANALYSIS AT 011200
LOW 1010 27S047W. FRONTOGENESIS 27S047W AND 22S052W
MOVING TO E/NE AT 5/10 KT. Q-STNR FRONT 28S040W,
29S030W AND 31S020W. TROPICAL WAVE 12N034W, 09N035W AND
04N034W MOVING TO W AT 10/15 KT. INTERTROPICAL
CONVERGENCE ZONE (ITCZ) 10N020W, 08N030W, 06N040W AND
07N050W.
PART THREE WEATHER FCST VALID FM 020000 TO 030000
AREA ALFA (FM CHUI TO LAGUNA)
MIST/FOG DURING EARLY MORNING/MORNING NEAR THE COAST S
OF RIO GRANDE/RS. WIND SW/SE BACK NE/NW 3/5 WITH GUSTS.
WAVES SE/NE, 1.5/2.5 NEAR THE COAST, WITH SURGE N OF
MOSTARDAS/RS TO 021200Z, AND 2.0/3.0 ELSE. VIS
POOR/VERY POOR DURING MIST/FOG.
AREA BRAVO (FM LAGUNA TO ARRAIAL DO CABO OCEANIC)
ISOL SHWRS. WIND NW/SW 5/7 WITH GUSTS 8 BACK SE/NE 2/4.
WAVES NW/SW 2.0/4.0 BECMG SW/SE 2.0/3.0. VIS MOD DURING
SHWRS.
AREA CHARLIE (FM LAGUNA TO ARRAIAL DO CABO SHORE)
OCNL HVY SHWRS AND ISOL THUNDERSTORMS. WIND SW/S 5/7
WITH GUSTS 8 BACK SE/NE 2/3. WAVES SW/SE 1.5/2.5, WITH
SURGE S OF FLORIANOPOLIS/SC TO 021200 AND N OF
SANTOS/SP. VIS MOD/POOR DURING SHWRS.
AREA DELTA (FM ARRAIAL DO CABO TO CARAVELAS)
OCNL HVY SHWRS AND ISOL THUNDERSTORMS. WIND NW/SW 5/7
WITH GUSTS BACK SW/SE 3/5. WAVES NE/N BECMG SW/SE
1.5/3.0. VIS MOD/POOR DURING SHWRS.
AREA ECHO (FM CARAVELAS TO SALVADOR)
OCNL HVY SHWRS AND ISOL THUNDERSTORMS S OF 15S. WIND
NE/NW 4/6 WITH GUSTS 7, BACK NW/SW 3/5 S OF 18S. WAVES
SE/NE 1.0/2.0. VIS MOD/POOR DURING SHWRS.
AREA FOXTROT (FM SALVADOR TO NATAL)
WIND SE/NE 3/5. WAVES SE/E 1.0/2.0. VIS GOOD.
AREA GOLF (FM NATAL TO SAO LUIS)
WIND SE/E 3/5, WITH GUSTS 6 NEAR THE COAST. WAVES SE/NE
1.0/1.7. VIS GOOD.
AREA HOTEL (FM SAO LUIS TO OIAPOQUE)
ISOL SHWRS N OF 02N. WIND SE/NE 2/4. WAVES SE/NE,
0.5/1.0 NEAR THE COAST AND 1.0/2.0 ELSE. VIS MOD DURING
SHWRS.
SOUTH OCEANIC AREA
S OF 30S W OF 030W
OCNL HVY SHWRS AND ISOL THUNDERSTORMS E OF 040W. WIND
NW/SW 7/9 WITH GUSTS 10 BECMG 3/5. WAVES NW/SW, OCNL
S/SE, 2.5/6.0, BECMG SE/NE 1.5/2.5 W OF 040W. VIS
MOD/POOR DURING SHWRS.
S OF 30S E OF 030W
OCNL HVY SHWRS AND ISOL THUNDERSTORMS. WIND NE/NW BACK
NW/SW 7/9 WITH GUSTS. WAVES SE/NE 1.5/3.0 BECMG NW/SW
2.5/6.0. VIS MOD/POOR DURING SHWRS.
BETWEEN 30S AND 25S
OCNL HVY SHWRS AND ISOL THUNDERSTORMS. WIND NW/SW 6/8
WITH GUSTS, BACK SW/SE 3/5 W OF 030W. WAVES NW/SW
2.5/4.0 W OF 030W AND E/NE 1.0/2.0 BECMG NE/NW 2.0/3.5
ELSE. VIS MOD/POOR DURING SHWRS.
N OF 25S
OCNL HVY SHWRS AND ISOL THUNDERSTORMS S OF 20S AND W OF
025W. WIND E/NE 3/5, BACK NW/SW 5/7 WITH GUSTS S OF
20S. WAVES SE/NE 1.2/2.5. VIS MOD/POOR DURING SHWRS.
NORTH OCEANIC AREA
ISOL SHWRS N OF 01N. WIND SE/NE 3/5 S OF 03S AND SW/SE
2/4 ELSE. WAVES SE/E 1.0/2.0. VIS MOD DURING SHWRS.
WEATHER FCST VALID FM 030000 TO 040000
AREA ALFA (FM CHUI TO LAGUNA)
WIND NE/NW 3/5 BACK NW/SW 5/7 WITH GUSTS 8. WAVES SE/NE
BECMG NW/SW 1.5/2.5.
AREA BRAVO (FM LAGUNA TO ARRAIAL DO CABO OCEANIC)
WIND SE/NE 2/4 BACK NE/NW 4/6 WITH GUSTS 7. WAVES SW/SE
2.0/3.0 BECMG SE/NE 1.5/2.5.
AREA CHARLIE (FM LAGUNA TO ARRAIAL DO CABO SHORE)
WIND SE/NE 2/3 BACK NE/NW 4/6 WITH GUSTS 7. WAVES S/SE
1.0/2.0, BECMG E/NE 2.0/2.5 E OF 045W.
AREA DELTA (FM ARRAIAL DO CABO TO CARAVELAS)
WIND SW/SE 3/5, WITH GUSTS 7 W OF 040W. WAVES SW/SE
1.5/3.0 BECMG SE/NE 1.5/2.5.
AREA ECHO (FM CARAVELAS TO SALVADOR)
WIND SE/NE 3/5 WITH GUSTS. WAVES SE/NE, BECMG SW/S S OF
18S, 1.0/2.0.
AREA FOXTROT (FM SALVADOR TO NATAL)
WIND SE/NE 3/5. WAVES SE/E 1.0/2.0.
AREA GOLF (FM NATAL TO SAO LUIS)
WIND SE/E 3/5, WITH GUSTS 6 NEAR THE COAST. WAVES SE/NE
1.0/1.7.
AREA HOTEL (FM SAO LUIS TO OIAPOQUE)
WIND SE/NE 3/5. WAVES SE/NE 0.5/1.5.
SOUTH OCEANIC AREA
S OF 30S W OF 030W
WIND NW/SW 3/5 BECMG 6/8 WITH GUSTS 9. WAVES SW/SE
2.0/4.0 BECMG NW/SW 2.0/3.5.
S OF 30S E OF 030W
WIND NW/SW 6/8 WITH GUSTS 9 BECMG 3/5. WAVES NW/SW
2.5/6.0 BECMG 2.0/4.0.
BETWEEN 30S AND 25S
WIND SW/SE 3/5 BACK NE/NW 4/6 WITH GUSTS 7 W OF 030W
AND NW/SW 5/7 WITH GUSTS BACK SE/NE 3/5 ELSE. WAVES
NW/SW 2.0/4.0 BECMG SW/SE 1.5/3.0.
N OF 25S
WIND NW/SW BACK SE/NE 3/5 S OF 20S AND NE/NW BACK SE/NE
2/4 ELSE. WAVES SE/NE 1.0/2.0, BECMG SW/S 2.0/2.5 S OF
20S.
NORTH OCEANIC AREA
WIND SE/NE 3/5 S OF 03S AND SW/SE 2/4 ELSE. WAVES SE/E
1.0/2.0.=