1 31 05 02 12 20
SECURITE
WARNING NR 679/2026
NEAR GALE/SEVERE GALE WARNING
ISSUED AT 1300Z – FRI – 18/SEP/2026
COASTAL AREA BETWEEN RIO GRANDE/RS AND LAGUNA/SC TO 300 NM OFFSHORE
STARTING AT 191200Z. WIND NE/NW FORCE 7/9.
VALID UNTIL 210000Z.
WARNING NR 680/2026
ROUGH/VERY ROUGH SEA WARNING
ISSUED AT 1300Z – FRI – 18/SEP/2026
OCEANIC AREA BETWEEN 34S052W, 36S048W, 31S043W AND 29S049W STARTING
AT 200000Z WAVES FM NE/N 3.0/5.0 METERS.
VALID UNTIL 211200Z.
WARNING NR 681/2026
NEAR GALE/SEVERE GALE WARNING
ISSUED AT 1300Z – FRI – 18/SEP/2026
OCEANIC AREA BETWEEN 26S038W, 23S042W, 25S047W, 29S049W AND 31S043W
STARTING AT 192100Z. WIND NE/N FORCE 7/8 WITH GUSTS FORCE 9.
VALID UNTIL 211200Z.
WARNING NR 682/2026
ROUGH/VERY ROUGH SEA WARNING
ISSUED AT 1300Z – FRI – 18/SEP/2026
OCEANIC AREA BETWEEN 26S038W, 24S045W, 29S049W AND 31S043W STARTING
AT 200000Z WAVES FM NE 3.0/5.0 METERS.
VALID UNTIL 211200Z.
WARNING NR 683/2026
GALE/SEVERE GALE WARNING
ISSUED AT 1300Z – FRI – 18/SEP/2026
OCEANIC AREA BETWEEN 36S048W, 30S042W, 30S035W AND 36S035W STARTING
AT 201200Z. WIND NE/NW FORCE 8 WITH GUSTS FORCE 9.
VALID UNTIL 220000Z.
WARNING NR 684/2026
VERY ROUGH SEA WARNING
ISSUED AT 1300Z – FRI – 18/SEP/2026
OCEANIC AREA BETWEEN 36S048W, 30S042W AND 36S035W STARTING AT
202100Z WAVES FM NE 4.0/5.0 METERS.
VALID UNTIL 220000Z.=
1 31 05 02 12 20
SECURITE
WEATHER AND SEA BULLETIN ISSUED 18/SEP/2026 1200Z
DATE AND TIME UTC
PRESSURE HPA
WINDS BEAUFORT SCALE
WAVES HEIGHT METER
PART ONE WARNINGS
WARNING NR 679/2026
NEAR GALE/SEVERE GALE WARNING
ISSUED AT 1300 FRI 18/SEP/2026
COASTAL AREA BETWEEN RIO GRANDE/RS AND LAGUNA/SC TO 300
NM OFFSHORE STARTING AT 191200. WIND NE/NW 7/9.
VALID UNTIL 210000.
WARNING NR 680/2026
ROUGH/VERY ROUGH SEA WARNING
ISSUED AT 1300 FRI 18/SEP/2026
OCEANIC AREA BETWEEN 34S052W, 36S048W, 31S043W AND
29S049W STARTING AT 200000 WAVES NE/N 3.0/5.0.
VALID UNTIL 211200.
WARNING NR 681/2026
NEAR GALE/SEVERE GALE WARNING
ISSUED AT 1300 FRI 18/SEP/2026
OCEANIC AREA BETWEEN 26S038W, 23S042W, 25S047W, 29S049W
AND 31S043W STARTING AT 192100. WIND NE/N 7/8 WITH
GUSTS 9.
VALID UNTIL 211200.
WARNING NR 682/2026
ROUGH/VERY ROUGH SEA WARNING
ISSUED AT 1300 FRI 18/SEP/2026
OCEANIC AREA BETWEEN 26S038W, 24S045W, 29S049W AND
31S043W STARTING AT 200000 WAVES NE 3.0/5.0.
VALID UNTIL 211200.
WARNING NR 683/2026
GALE/SEVERE GALE WARNING
ISSUED AT 1300 FRI 18/SEP/2026
OCEANIC AREA BETWEEN 36S048W, 30S042W, 30S035W AND
36S035W STARTING AT 201200. WIND NE/NW 8 WITH GUSTS 9.
VALID UNTIL 220000.
WARNING NR 684/2026
VERY ROUGH SEA WARNING
ISSUED AT 1300 FRI 18/SEP/2026
OCEANIC AREA BETWEEN 36S048W, 30S042W AND 36S035W
STARTING AT 202100 WAVES NE 4.0/5.0.
VALID UNTIL 220000.
PART TWO WEATHER ANALYSIS AT 181200
HIGH 1030 30S038W. C-FRONT 26S020W, 22S025W AND 18S032W
MOVING TO E/NE AT 05/10 KT.
TROPICAL WAVE 11N034W, 12N034W AND 18N033W MOVING TO W
AT 10 KT. INTERTROPICAL CONVERGENCE ZONE (ITCZ)
10N020W, 10N030W, 09N040W AND 11N050W.
PART THREE WEATHER FCST VALID FM 190000 TO 200000
AREA ALFA (FM CHUI TO LAGUNA)
MIST NEAR THE COAST EARLY AND SHWRS NEAR THE COAST
LATER. WIND NE/N 3/4 BECMG 5/6 WITH GUSTS 7. WAVES
SW/SE 1.0/2.0 BECMG SE/NE 1.5/2.5. VIS MOD/POOR DURING
RAIN/MIST.
AREA BRAVO (FM LAGUNA TO ARRAIAL DO CABO OCEANIC)
ISOL SHWRS W OF 046W LATER. WIND E/NE, 4/5 BECMG 5/6
WITH GUSTS 7/8. WAVES SW/SE 1.0/2.0 BECMG SE/NE
1.5/2.5. VIS MOD DURING SHWRS.
AREA CHARLIE (FM LAGUNA TO ARRAIAL DO CABO SHORE)
SHWRS S OF 26S. WIND SE/NE 3/5 NEAR THE COAST AND NE
4/5 WITH GUSTS 6/7 ELSE. WAVES S/SE 1.0/2.0 BECMG E/NE
1.5/2.5. VIS MOD DURING SHWRS.
AREA DELTA (FM ARRAIAL DO CABO TO CARAVELAS)
ISOL SHWRS. WIND SE/NE 3/5. WAVES SW/SE 1.0/2.0. VIS
MOD DURING SHWRS.
AREA ECHO (FM CARAVELAS TO SALVADOR)
SHWRS N OF 15S AND ISOL SHWRS NEAR THE COAST NEAR THE
COAST. WIND SE, 3/4 NEAR THE COAST AND 4/5 WITH GUSTS 6
ELSE. WAVES S/SE 1.5/2.0 NEAR THE COAST AND SW/S
2.0/2.5 ELSE. VIS MOD DURING SHWRS.
AREA FOXTROT (FM SALVADOR TO NATAL)
ISOL SHWRS. WIND SE/E 3/5. WAVES SW/SE 1.5/2.0. VIS MOD
DURING SHWRS.
AREA GOLF (FM NATAL TO SAO LUIS)
WIND SE/NE 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/NE 3/5, WITH GUSTS 6/7 E OF 044W. WAVES SE/NE,
0.5/1.0 NEAR THE COAST AND 1.0/2.0 ELSE. VIS GOOD.
SOUTH OCEANIC AREA
S OF 30S W OF 030W
ISOL SHWRS E OF 040W. WIND NW/SW 5/7 BECMG 3/4 E OF
040W AND NW/SW 3/5 BACK NE/NW 4/6 ELSE. WAVES SW/S,
2.0/3.0 BECMG 1.5/2.5 E OF 040W AND 1.5/2.5 BECMG
1.0/2.0 ELSE. VIS MOD DURING SHWRS.
S OF 30S E OF 030W
ISOL SHWRS. WIND NW/SW 4/5 WITH GUSTS 6/7 BACK SW/S
3/5. WAVES SW 1.5/3.0. VIS MOD DURING SHWRS.
BETWEEN 30S AND 25S
WIND S/SE, BACK SE/NE W OF 030W, 3/5. WAVES SW/S
1.5/2.0. VIS GOOD.
N OF 25S
ISOL SHWRS. WIND SE/NE 4/5. WAVES SW/SE 1.5/2.5. VIS
MOD DURING SHWRS.
NORTH OCEANIC AREA
OCNL HVY SHWRS AND ISOL THUNDERSTORMS N OF 04N. WIND
SE/E 3/5 S OF 01N AND SW/SE 2/4 ELSE. WAVES SW/SE S OF
05S AND SE ELSE, 1.0/2.0. VIS MOD/POOR DURING SHWRS.
WEATHER FCST VALID FM 200000 TO 210000
AREA ALFA (FM CHUI TO LAGUNA)
WIND NE/NW 5/7 WITH GUSTS 8/9. WAVES SE/NE 1.5/2.5
BECMG E/NE 2.5/4.5.
AREA BRAVO (FM LAGUNA TO ARRAIAL DO CABO OCEANIC)
WIND NE/N 6/7 WITH GUSTS 8/9. WAVES SE/NE 1.5/2.5 BECMG
NE/N 2.5/4.5.
AREA CHARLIE (FM LAGUNA TO ARRAIAL DO CABO SHORE)
WIND E/NE 4/5 WITH GUSTS 6/7 NEAR THE COAST AND NE/N
5/6 WITH GUSTS 7/8 ELSE. WAVES E/NE, 1.5/2.5 NEAR THE
COAST AND 2.5/3.5 ELSE
AREA DELTA (FM ARRAIAL DO CABO TO CARAVELAS)
WIND E/NE 3/5, BECMG 4/5 WITH GUSTS 6/7 S OF 20S. WAVES
S/SE 1.0/2.0.
AREA ECHO (FM CARAVELAS TO SALVADOR)
WIND S/SE 4/5 BACK SE/NE 3/4. WAVES S/SE, 1.5/2.5 BECMG
1.0/2.0.
AREA FOXTROT (FM SALVADOR TO NATAL)
WIND SE/E 3/4. WAVES S/SE 1.0/2.0.
AREA GOLF (FM NATAL TO SAO LUIS)
WIND SE/NE 4/5, WITH GUSTS 6/7 NEAR THE COAST. WAVES
SE/NE 1.0/2.0.
AREA HOTEL (FM SAO LUIS TO OIAPOQUE)
WIND SE/NE 3/5, WITH GUSTS 6/7 E OF 043W. WAVES SE/NE,
0.5/1.0 NEAR THE COAST AND 1.0/2.0 ELSE.
SOUTH OCEANIC AREA
S OF 30S W OF 030W
WIND NE/NW 4/6 BECMG 6/7 WITH GUSTS 8/9 W OF 040W AND
SW/SE 3/4 BACK NE/N 4/6 ELSE. WAVES SW/S 1.0/2.0 BECMG
NE/N 2.5/4.5 W OF 040W AND SW/S BECMG NW/SW, 1.5/2.5,
ELSE.
S OF 30S E OF 030W
WIND SW/S, BACK SE/NE W OF 025W, 3/5. WAVES SW 1.5/2.5.
BETWEEN 30S AND 25S
WIND SE/NE 3/5 BACK NE/N 5/7 W OF 030W AND S/SE BACK
SE/NE, 3/5, ELSE. WAVES SW/SE 1.5/2.5.
N OF 25S
WIND SE/E, 4/5 BECMG 5/6. WAVES SW/SE 1.5/2.5.
NORTH OCEANIC AREA
WIND SE/E 4/5 S OF 01N AND SW/SE 2/4 ELSE. WAVES SW/SE
E OF 030W AND SE ELSE, 1.0/2.0.=