1 31 05 02 12 20
SECURITE
WARNING NR 245/2026
VERY ROUGH SEA WARNING
ISSUED AT 1300Z - SUN 17/MAY/2026
OCEANIC AREA BETWEEN 36S048W, 30S042W, 30S030W AND 36S030W
STARTING AT 182100Z. WAVES FM SW/S 4.0/6.0 METERS.
VALID UNTIL 220000Z.
WARNING NR 247/2026
NEAR GALE/GALE WARNING
ISSUED AT 1230Z - MON 18/MAY/2026
OCEANIC AREA BETWEEN 36S048W, 33S051W, 29S049W AND 31S043W
STARTING AT 190600Z. WIND W/SW FORCE 7 WITH GUSTS 8.
VALID UNTIL 211200Z.
WARNING NR 249/2026
NEAR GALE/GALE WARNING
ISSUED AT 1230Z - MON 18/MAY/2026
OCEANIC AREA BETWEEN 31S043W, 28S048W AND 28S040W STARTING AT
200900Z. WIND W/SW FORCE 7 WITH GUSTS 8.
VALID UNTIL 211200Z.
WARNING NR 251/2026
GALE/SEVERE GALE WARNING
ISSUED AT 1230Z - MON 18/MAY/2026
OCEANIC AREA BETWEEN 36S048W, 36S025W, 30S030W AND 30S043W
STARTING AT 200300Z. WIND NW/SW FORCE 8 WITH GUSTS 9.
VALID UNTIL 211200Z.
WARNING NR 252/2026
VERY ROUGH SEA WARNING
ISSUED AT 1230Z - MON 18/MAY/2026
OCEANIC AREA BETWEEN 36S030W, 30S030W, 30S020W AND 36S020W
STARTING AT 201500Z. ONDA DE SW/S 4.0/6.0 METERS.
VALID UNTIL 220000Z.
WARNING NR 253/2026
ROUGH/VERY ROUGH SEA WARNING
ISSUED AT 1230Z - TUE 19/MAY/2026
OCEANIC AREA BETWEEN 34S053W, 29S049W, 31S043W AND 36S048W.
WAVES FM SW/S 3.0/5.0 METERS.
VALID UNTIL 221200Z.
THIS WARNING REPLACES THE WARNING NR 248/2026.
WARNING NR 257/2026
GALE/SEVERE GALE WARNING
ISSUED AT 1230Z - TUE - 19/MAY/2026
OCEANIC AREA BETWEEN 36S040W, 30S040W, 30S020W AND 36S020W
STARTING AT 211200Z. WIND NW/SW FORCE 8 WITH GUSTS 9.
VALID UNTIL 221500Z.
WARNING NR 258/2026
VERY ROUGH SEA WARNING
ISSUED AT 1230Z - TUE - 19/MAY/2026
OCEANIC AREA BETWEEN 36S048W, 30S043W, 30S020W AND 36S020W
STARTING AT 220000Z. WAVES FM SW 4.0/5.0 METERS.
VALID UNTIL 230000Z.
WARNING NR 259/2026
HIGH SURF WARNING
ISSUED AT 1330Z - WED - 20/MAY/2026
HIGH SURF BETWEEN MOSTARDAS/RS AND FLORIANPOLIS/SC STARTING
AT 210000Z. WAVES FM S/SE 2.5/3.0 METERS.
VALID UNTIL 221200Z.
THIS WARNING REPLACES THE WARNING NR 254/2026.
WARNING NR 260/2026
ROUGH/VERY ROUGH SEA WARNING
ISSUED AT 1330Z - WED - 20/MAY/2026
OCEANIC AREA BETWEEN 31S043W, 29S049W, 23S042W AND 26S038W.
WAVES FM SW/S 3.0/4.5 METERS.
VALID UNTIL 231200Z.
THIS WARNING REPLACES THE WARNING NR 255/2026.
WARNING NR 261/2026
HIGH SURF WARNING
ISSUED AT 1330Z - WED - 20/MAY/2026
HIGH SURF BETWEEN ILHABELA/SP AND CAMPOS DOS GOYTACAZES/RJ
STARTING AT 211500Z. WAVES FM S 2.5/3.0 METERS.
VALID UNTIL 231200Z.
THIS WARNING REPLACES THE WARNING NR 256/2026.
WARNING NR 263/2026
ROUGH SEA WARNING
ISSUED AT 1330Z - WED - 20/MAY/2026
OCEANIC AREA BETWEEN 26S038W, 21S033W, 18S038W AND 23S042W
STARTING AT 210000Z. WAVES FM SW/S 3.0/4.0 METERS.
VALID UNTIL 230000Z.
WARNING NR 264/2026
ROUGH SEA WARNING
ISSUED AT 12000Z - THU - 21/MAY/2026
OCEANIC AREA BETWEEN 29S049W, 25S047W AND 23S042W. WAVES FM
SW/S 3.0/4.0 METERS.
VALID UNTIL 220600Z.
THIS WARNING REPLACES THE WARNING NR 262/2026.
WARNING NR 265/2026
ROUGH SEA WARNING
ISSUED AT 1200Z - THU - 21/MAY/2026
OCEANIC AREA BETWEEN 21S033W, 18S039W, 15S038W AND 15S033W
STARTING AT 221200Z. WAVES FM S/SE 3.0/3.5 METERS.
VALID UNTIL 231800Z.
WARNING NR 266/2026
VERY ROUGH SEA WARNING
ISSUED AT 1200Z - THU - 21/MAY/2026
OCEANIC AREA BETWEEN 30S042W, 26S038W AND 30S025W. WAVES FM
SW/S 4.0/4.5 METERS.
VALID UNTIL 221200Z.=
1 31 05 02 12 20
SECURITE
WEATHER AND SEA BULLETIN ISSUED 21/MAY/2026 1200Z
DATE AND TIME UTC
PRESSURE HPA
WINDS BEAUFORT SCALE
WAVES HEIGHT METER
PART ONE WARNINGS
WARNING NR 245/2026
VERY ROUGH SEA WARNING
ISSUED AT 1300 SUN 17/MAY/2026
OCEANIC AREA BETWEEN 36S048W, 30S042W, 30S030W AND
36S030W STARTING AT 182100. WAVES SW/S 4.0/6.0.
VALID UNTIL 220000.
WARNING NR 252/2026
VERY ROUGH SEA WARNING
ISSUED AT 1230 MON 18/MAY/2026
OCEANIC AREA BETWEEN 36S030W, 30S030W, 30S020W AND
36S020W STARTING AT 201500. ONDA DE SW/S 4.0/6.0.
VALID UNTIL 220000.
WARNING NR 253/2026
ROUGH/VERY ROUGH SEA WARNING
ISSUED AT 1230 TUE 19/MAY/2026
OCEANIC AREA BETWEEN 34S053W, 29S049W, 31S043W AND
36S048W. WAVES SW/S 3.0/5.0 .
VALID UNTIL 221200.
THIS WARNING REPLACES THE WARNING NR 248/2026.
WARNING NR 257/2026
GALE/SEVERE GALE WARNING
ISSUED AT 1230 TUE 19/MAY/2026
OCEANIC AREA BETWEEN 36S040W, 30S040W, 30S020W AND
36S020W STARTING AT 211200. WIND NW/SW 8 WITH GUSTS 9.
VALID UNTIL 221500.
WARNING NR 258/2026
VERY ROUGH SEA WARNING
ISSUED AT 1230 TUE 19/MAY/2026
OCEANIC AREA BETWEEN 36S048W, 30S043W, 30S020W AND
36S020W STARTING AT 220000. WAVES SW 4.0/5.0.
VALID UNTIL 230000.
WARNING NR 259/2026
HIGH SURF WARNING
ISSUED AT 1330 WED 20/MAY/2026
HIGH SURF BETWEEN MOSTARDAS/RS AND FLORIANOPOLIS/SC
STARTING AT 210000. WAVES S/SE 2.5/3.0.
VALID UNTIL 221200.
THIS WARNING REPLACES THE WARNING NR 254/2026.
WARNING NR 260/2026
ROUGH/VERY ROUGH SEA WARNING
ISSUED AT 1330 WED 20/MAY/2026
OCEANIC AREA BETWEEN 31S043W, 29S049W, 23S042W AND
26S038W. WAVES SW/S 3.0/4.5.
VALID UNTIL 231200.
THIS WARNING REPLACES THE WARNING NR 255/2026.
WARNING NR 261/2026
HIGH SURF WARNING
ISSUED AT 1330 WED 20/MAY/2026
HIGH SURF BETWEEN ILHABELA/SP AND CAMPOS DOS
GOYTACAZES/RJ STARTING AT 211500. WAVES S 2.5/3.0.
VALID UNTIL 231200.
THIS WARNING REPLACES THE WARNING NR 256/2026.
WARNING NR 262/2026
ROUGH SEA WARNING
ISSUED AT 1330 WED 20/MAY/2026
OCEANIC AREA BETWEEN 29S049W, 25S047W AND 23S042W
STARTING AT 210000. WAVES SW/S 3.0/4.0.
VALID UNTIL 230000.
WARNING NR 263/2026
ROUGH SEA WARNING
ISSUED AT 1330 WED 20/MAY/2026
OCEANIC AREA BETWEEN 26S038W, 21S033W, 18S038W AND
23S042W STARTING AT 210000. WAVES SW/S 3.0/4.0.
VALID UNTIL 230000.
WARNING NR 264/2026
ROUGH SEA WARNING
ISSUED AT 12000 THU 21/MAY/2026
OCEANIC AREA BETWEEN 29S049W, 25S047W AND 23S042W. WAVES
SW/S 3.0/4.0 .
VALID UNTIL 220600.
THIS WARNING REPLACES THE WARNING NR 262/2026.
WARNING NR 265/2026
ROUGH SEA WARNING
ISSUED AT 1200 THU 21/MAY/2026
OCEANIC AREA BETWEEN 21S033W, 18S039W, 15S038W AND
15S033W STARTING AT 221200. WAVES S/SE 3.0/3.5 .
VALID UNTIL 231800.
WARNING NR 266/2026
VERY ROUGH SEA WARNING
ISSUED AT 1200 THU 21/MAY/2026
OCEANIC AREA BETWEEN 30S042W, 26S038W AND 30S025W. WAVES
SW/S 4.0/4.5 .
VALID UNTIL 221200.
PART TWO WEATHER ANALYSIS AT 211200
C-FRONT 36S020W, 25S025W AND 20S028W MOVING TO E/NE AT
10 KT. C-FRONT 40S028W, 32S031W AND 28S035W MOVING TO
E/NE AT 10 KT.
INTERTROPICAL CONVERGENCE ZONE (ITCZ) 03N020W, 02N030W
AND 01N040W.
PART THREE WEATHER FCST VALID FM 220000 TO 230000
AREA ALFA (FM CHUI TO LAGUNA)
ISOL SHWRS S OF 32S. WIND SW/SE 3/4 BACK SE/NE 2/3.
WAVES S, 2.0/3.0 BECMG 1.5/2.0 NEAR THE COAST, WITH
SURGE N OF MOSTARDAS/RS TO 221200, AND 3.0/4.5 BECMG
2.0/3.0 ELSE. VIS MOD DURING SHWRS.
AREA BRAVO (FM LAGUNA TO ARRAIAL DO CABO OCEANIC)
ISOL SHWRS W OF 044W. WIND SW/SE BACK SE/NE, 3/5. WAVES
SW/S 3.0/4.0. VIS MOD DURING SHWRS.
AREA CHARLIE (FM LAGUNA TO ARRAIAL DO CABO SHORE)
ISOL SHWRS. WIND SW/SE BACK SE/NE, 2/4. WAVES SW/S
1.5/2.5 NEAR THE COAST, WITH SURGE S OF FLORIANOPOLIS TO
221200 AND N OF ILHABELA/SP, AND 2.5/3.5 ELSE. VIS MOD
DURING SHWRS.
AREA DELTA (FM ARRAIAL DO CABO TO CARAVELAS)
OCNL HVY SHWRS AND ISOL THUNDERSTORMS N OF 22S. WIND
S/SE 3/5, WITH GUSTS 7 N OF 22S. WAVES SW/S, 1.5/2.5
NEAR THE COAST, WITH SURGE S OF CAMPOS DOS
GOYTACAZES/RJ, AND 2.5/3.5 ELSE. VIS MOD/POOR DURING
SHWRS.
AREA ECHO (FM CARAVELAS TO SALVADOR)
OCNL HVY SHWRS AND ISOL THUNDERSTORMS S OF 15S AND ISOL
SHWRS ELSE. WIND SE/E, 2/4 BECMG 3/5, WITH GUSTS 7 S OF
15S. WAVES SE 1.0/1.5 NEAR THE COAST AND SW/SE 1.5/2.5
BECMG 2.5/3.5 ELSE. VIS MOD/POOR DURING SHWRS.
AREA FOXTROT (FM SALVADOR TO NATAL)
OCNL HVY SHWRS AND ISOL THUNDERSTORMS. WIND S/SE 3/5.
WAVES SW/S 1.0/2.0. VIS MOD/POOR DURING SHWRS.
AREA GOLF (FM NATAL TO SAO LUIS)
OCNL HVY SHWRS AND ISOL THUNDERSTORMS. WIND SE/NE 3/5,
WITH GUSTS DURING SHWRS. WAVES NE W OF 035W AND SW/S
ELSE, 1.0/2.0. VIS MOD/POOR DURING SHWRS.
AREA HOTEL (FM SAO LUIS TO OIAPOQUE)
OCNL HVY SHWRS AND ISOL THUNDERSTORMS. WIND SE/NE 2/4.
WAVES NE, 0.5/1.0 NEAR THE COAST AND 1.0/1.5 ELSE. VIS
MOD/POOR DURING SHWRS.
SOUTH OCEANIC AREA
S OF 30S W OF 030W
ISOL SHWRS E OF 035W. WIND W/SW, 6/7 WITH GUSTS 8/9
BECMG 3/5. WAVES SW 3.0/5.0. VIS MOD DURING SHWRS.
S OF 30S E OF 030W
ISOL SHWRS. WIND NW/SW, 5/6 WITH GUSTS 7/8, BECMG 3/5.
WAVES SW 4.0/6.0. VIS MOD DURING SHWRS.
BETWEEN 30S AND 25S
OCNL HVY SHWRS AND ISOL THUNDERSTORMS E OF 030W. WIND
NW/SW 3/5 WITH GUSTS 6/7 BACK SW/SE 3/4. WAVES SW
2.5/4.5. VIS MOD/POOR DURING SHWRS.
N OF 25S
OCNL HVY SHWRS AND ISOL THUNDERSTORMS S OF 20S. WIND
NE/NW BACK S/SE S OF 20S AND SE/NE ELSE, 3/5. WAVES SW
2.0/4.0. VIS MOD/POOR DURING SHWRS.
NORTH OCEANIC AREA
OCNL HVY SHWRS AND ISOL THUNDERSTORMS BETWEEN 05N AND
05S. WIND SE/E S OF 02N AND E/NE ELSE, 2/4 WITH GUSTS
DURING SHWRS. WAVES SW S OF 01N AND SE/NE ELSE, 1.5/2.5.
VIS MOD/POOR DURING SHWRS.
WEATHER FCST VALID FM 230000 TO 240000
AREA ALFA (FM CHUI TO LAGUNA)
WIND SE/NE, 2/3, BECMG 3/5 WITH GUSTS N OF 31S. WAVES S,
1.5/2.0 NEAR THE COAST AND 2.0/3.0 ELSE, BECMG 1.0/2.0.
AREA BRAVO (FM LAGUNA TO ARRAIAL DO CABO OCEANIC)
WIND SE/NE 3/5, BACK E/NE 4/6 WITH GUSTS 7 N OF 28S.
WAVES SW/S, 2.5/3.5 BECMG 2.0/3.0.
AREA CHARLIE (FM LAGUNA TO ARRAIAL DO CABO SHORE)
WIND SE/NE 2/4 BACK CYCLONIC 3/5 WITH GUSTS. WAVES S,
1.5/2.5 NEAR THE COAST, WITH SURGE N OF ILHABELA/SP TO
231200, AND 2.5/3.0 ELSE.
AREA DELTA (FM ARRAIAL DO CABO TO CARAVELAS)
WIND S/SE 3/5 WITH GUSTS 7, BACK SE/NE 3/5 S OF 22S.
WAVES S, 1.5/2.5 BECMG 1.0/2.0 NEAR THE COAST, WITH
SURGE S OF CAMPOS DOS GOYTACAZES/RJ TO 231200, AND
2.5/4.0 BECMG 2.0/3.0 ELSE.
AREA ECHO (FM CARAVELAS TO SALVADOR)
WIND SE/E 3/5, WITH GUSTS 7 S OF 15S. WAVES SE 1.0/2.0
NEAR THE COAST AND SW/SE 2.5/3.5 ELSE.
AREA FOXTROT (FM SALVADOR TO NATAL)
WIND S/SE 3/5. WAVES SW/SE 1.5/2.5.
AREA GOLF (FM NATAL TO SAO LUIS)
WIND SE/NE 3/5 WITH GUSTS. WAVES NE W OF 035W AND SW/S
BECMG SE ELSE, 1.0/2.0.
AREA HOTEL (FM SAO LUIS TO OIAPOQUE)
WIND E/NE 2/4. WAVES NE, 0.5/1.0 NEAR THE COAST AND
1.0/2.0 ELSE.
SOUTH OCEANIC AREA
S OF 30S W OF 030W
WIND W/SW 3/5, BACK SW/SE 2/4 W OF 040W. WAVES SW,
3.0/4.0 BECMG 2.0/2.5.
S OF 30S E OF 030W
WIND W/SW 3/5 BACK NW/SW 4/5 WITH GUSTS 7. WAVES SW,
4.0/5.0 BECMG 2.5/3.0.
BETWEEN 30S AND 25S
WIND SW/SE 3/4, BACK SE/NE 2/3 W OF 030W. WAVES SW,
3.0/4.0 BECMG 2.0/3.0.
N OF 25S
WIND SE/NE 3/5. WAVES SW 2.5/4.0.
NORTH OCEANIC AREA
WIND SE/E S OF 02N AND E/NE ELSE, 2/4 WITH GUSTS. WAVES
SW E OF 033W AND SE/NE ELSE, 1.5/2.5.=