1 31 05 02 12 20
SECURITE
WARNING NR 487/2026
GALE/STORM WARNING
ISSUED AT 1300Z - TUE - 04/AUG/2026
COASTAL AREA BETWEEN CHU (RS) AND LAGUNA (SC) TO 320NM OFFSHORE STAR
TING AT 062100Z. WIND NW/SW FORCE 8/9 WITH GUSTS 10.
VALID UNTIL 080000Z.
WARNING NR 488/2026
ROUGH/VERY ROUGH SEA WARNING
ISSUED AT 1300Z - TUE - 04/AUG/2026
OCEANIC AREA BETWEEN 34S053W, 36S048W, 31S043W AND 29S048W STARTING A
T 070300Z. WAVES FM NW/SW 3.0/5.0 METERS.
VALID UNTIL 081200Z.
WARNING NR 489/2026
HIGH SURF WARNING
ISSUED AT 1330Z - WED - 05/AUG/2026
COASTAL AREA BETWEEN MOSTARDAS (RS) AND LAGUNA (SC) STARTING AT 07120
0Z. WAVES FM S 2.5 METERS.
VALID UNTIL 081200Z.
WARNING NR 490/2026
ROUGH SEA WARNING
ISSUED AT 1330Z - WED - 05/AUG/2026
OCEANIC AREA BETWEEN 29S049W, 26S044W, 28S040W AND 31S043W STARTING A
T 071200Z. WAVES FM SW/S 3.0/4.0 METERS.
VALID UNTIL 090000Z.
WARNING NR 491/2026
NEAR GALE/GALE WARNING
ISSUED AT 1330Z - WED - 05/AUG/2026
COASTAL AREA BETWEEN LAGUNA (SC) AND MARIC (RJ) TO 100NM OFFSHORE ST
ARTING AT 070300Z. WIND NW/SW FORCE 7 WITH GUSTS FORCE 8.
VALID UNTIL 080300Z.
WARNING NR 492/2026
LOW VISIBILITY WARNING
ISSUED AT 1330Z - WED - 05/AUG/2026
COASTAL AREA BETWEEN ITAJA (SC) AND PERUBE (SP) TO 30NM OFFSHORE ST
ARTING AT 060600Z. PATCHES OF FOG.
VALID UNTIL 061300Z.
WARNING NR 493/2026
GALE/SEVERE GALE WARNING
ISSUED AT 1330Z - WED - 05/AUG/2026
OCEANIC AREA BETWEEN 36S048W, 30S042W, 30S020W AND 36S020W STARTING A
T 070900Z. WIND N/NW FORCE 8 WITH GUSTS FORCE 9.
VALID UNTIL 081800Z.
WARNING NR 494/2026
VERY ROUGH SEA WARNING
ISSUED AT 1330Z - WED - 05/AUG/2026
OCEANIC AREA BETWEEN 36S048W, 30S042W, 30S030W AND 36S030W STARTING A
T 071200Z. WAVES FM W/SW 4.0/6.0 METERS.
VALID UNTIL 091200Z.=
1 31 05 02 12 20
SECURITE
WEATHER AND SEA BULLETIN ISSUED 05/AUG/2026 1200Z
DATE AND TIME UTC
PRESSURE HPA
WINDS BEAUFORT SCALE
WAVES HEIGHT METER
PART ONE WARNINGS
WARNING NR 482/2026
GALE WARNING
ISSUED AT 1400 SUN 02/AUG/2026
OCEANIC AREA BETWEEN 32S045W, 32S030W, 36S030W AND
36S048W STARTING AT 041200. CICLONIC WIND 8 WITH GUSTS.
VALID UNTIL 051800.
WARNING NR 487/2026
GALE/STORM WARNING
ISSUED AT 1300 TUE 04/AUG/2026
COASTAL AREA BETWEEN CHUI (RS) AND LAGUNA (SC) TO 320NM
OFFSHORE STARTING AT 062100. WIND NW/SW 8/9 WITH GUSTS
10.
VALID UNTIL 080000.
WARNING NR 488/2026
ROUGH/VERY ROUGH SEA WARNING
ISSUED AT 1300 TUE 04/AUG/2026
OCEANIC AREA BETWEEN 34S053W, 36S048W, 31S043W AND
29S048W STARTING AT 070300. WAVES NW/SW 3.0/5.0.
VALID UNTIL 081200.
WARNING NR 489/2026
HIGH SURF WARNING
ISSUED AT 1330 WED 05/AUG/2026
COASTAL AREA BETWEEN MOSTARDAS (RS) AND LAGUNA (SC)
STARTING AT 071200. WAVES S 2.5 .
VALID UNTIL 081200.
WARNING NR 490/2026
ROUGH SEA WARNING
ISSUED AT 1330 WED 05/AUG/2026
OCEANIC AREA BETWEEN 29S049W, 26S044W, 28S040W AND
31S043W STARTING AT 071200. WAVES SW/S 3.0/4.0 .
VALID UNTIL 090000.
WARNING NR 491/2026
NEAR GALE/GALE WARNING
ISSUED AT 1330 WED 05/AUG/2026
COASTAL AREA BETWEEN LAGUNA (SC) AND MARICA (RJ) TO
100NM OFFSHORE STARTING AT 070300. WIND NW/SW 7 WITH
GUSTS 8.
VALID UNTIL 080300.
WARNING NR 492/2026
LOW VISIBILITY WARNING
ISSUED AT 1330 WED 05/AUG/2026
COASTAL AREA BETWEEN ITAJAI (SC) AND PERUIBE (SP) TO
30NM OFFSHORE STARTING AT 060600. PATCHES OF FOG.
VALID UNTIL 061300.
WARNING NR 493/2026
GALE/SEVERE GALE WARNING
ISSUED AT 1330 WED 05/AUG/2026
OCEANIC AREA BETWEEN 36S048W, 30S042W, 30S020W AND
36S020W STARTING AT 070900. WIND N/NW 8 WITH GUSTS 9.
VALID UNTIL 081800.
WARNING NR 494/2026
VERY ROUGH SEA WARNING
ISSUED AT 1330 WED 05/AUG/2026
OCEANIC AREA BETWEEN 36S048W, 30S042W, 30S030W AND
36S030W STARTING AT 071200. WAVES W/SW 4.0/6.0.
VALID UNTIL 091200.
PART TWO WEATHER ANALYSIS AT 051200
C-FRONT 34S044W, 35S039W AND 38S035W MOVING TO E/NE AT
10 KT.
W-FRONT 34S027W, 36S030W AND 38S034W.
INTERTROPICAL CONVERGENCE ZONE (ITCZ) 13N020W, 08N030W,
07N040W AND 08N050W.
PART THREE WEATHER FCST VALID FM 060000 TO 070000
AREA ALFA (FM CHUI TO LAGUNA)
OCNL HVY SHWRS AND ISOL THUNDERSTORMS. WIND NE/NW 3/4
BECMG 5/6 WITH GUSTS 7/8 LATER. WAVES S/SE 1.0/2.0. VIS
MOD/POOR DURING SHWRS.
AREA BRAVO (FM LAGUNA TO ARRAIAL DO CABO OCEANIC)
ISOL SHWRS S OF 26S. WIND NE/NW 3/4 WITH GUSTS. WAVES
SE/NE 1.0/2.0. VIS MOD DURING SHWRS.
AREA CHARLIE (FM LAGUNA TO ARRAIAL DO CABO SHORE)
MIST/FOG S OF PERUIBE EARLY. WIND NE/NW, 2/3 BECMG 3/4
NOITE. WAVES SE/NE 0.5/1.5. VIS MOD/VERY POOR DURING
MIST/FOG.
AREA DELTA (FM ARRAIAL DO CABO TO CARAVELAS)
WIND NE/N 4/5, WITH GUSTS 6/7 W OF 040W. WAVES SE/NE
1.0/2.0. VIS GOOD.
AREA ECHO (FM CARAVELAS TO SALVADOR)
ISOL SHWRS. WIND SE/NE 2/3. WAVES SE/E NEAR THE COAST
ESSE ELSE, 0.5/1.5. VIS MOD/POOR DURING SHWRS.
AREA FOXTROT (FM SALVADOR TO NATAL)
ISOL SHWRS. WIND SE/E 3/4. WAVES S/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)
ISOL SHWRS N OF 04N. WIND SE/E 2/4. WAVES SE/NE, 0.5/1.0
NEAR THE COAST AND 1.0/1.5 ELSE. VIS MOD DURING SHWRS.
SOUTH OCEANIC AREA
S OF 30S W OF 030W
OCNL HVY SHWRS AND ISOL THUNDERSTORMS. WIND NE/NW 4/5,
WITH GUSTS 6/7. WAVES S 1.0/2.0. VIS MOD/POOR DURING
SHWRS.
S OF 30S E OF 030W
SHWRS. WIND N/NW 5/6 WITH GUSTS 7. WAVES S 1.5/2.5. VIS
MOD DURING SHWRS.
BETWEEN 30S AND 25S
WIND N/NW 3/5. WAVES S 1.0/2.0. VIS GOOD.
N OF 25S
WIND E/N 3/5. WAVES S 1.0/2.0. VIS GOOD.
NORTH OCEANIC AREA
SHWRS N OF 03N. WIND SE/E 3/5. WAVES SW/SE 1.0/2.0. VIS
MOD DURING SHWRS.
WEATHER FCST VALID FM 070000 TO 080000
AREA ALFA (FM CHUI TO LAGUNA)
WIND N/NW 3/4 BACK W/SW 5/6 WITH GUSTS 7/9. WAVES SW/S
2.0/3.0 NEAR THE COAST WITH SURGE N OF MOSTARDAS/RS AND
3.0/6.0 ELSE.
AREA BRAVO (FM LAGUNA TO ARRAIAL DO CABO OCEANIC)
WIND N/NW 4/5 BACK SW/S 5/6 WITH GUSTS 7/8. WAVES NE/N
1.0/2.0 BECMG SW 3.0/4.0 S OF 26S AND NE/N 1.0/2.0 N OF
26S.
AREA CHARLIE (FM LAGUNA TO ARRAIAL DO CABO SHORE)
WIND NE/NW BACK S/SE, 5/6 WITH GUSTS 7/8. WAVES SE/NE,
1.0/2.0 BECMG 1.5/3.0.
AREA DELTA (FM ARRAIAL DO CABO TO CARAVELAS)
WIND NE/NW 4/5 WITH GUSTS 6/7. WAVES S/SE BECMG NE/N,
1.5/2.5.
AREA ECHO (FM CARAVELAS TO SALVADOR)
WIND NE/N 3/5. WAVES S/E 0.5/1.5.
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/E 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 N/NW BACK W/SW, 5/6 WITH GUSTS 8/9. WAVES NW/SW
3.0/6.0.
S OF 30S E OF 030W
WIND N/NW 4/5 WITH GUSTS 6/7. WAVES NW/SW, 1.0/2.0 BECMG
2.0/3.0.
BETWEEN 30S AND 25S
WIND NE/NW BACK W/SW LATER, 5/6 WITH GUSTS 7. WAVES SW/S
1.0/2.0 E OF 030W AND NE/NW 2.0/4.0 W OF 030W.
N OF 25S
WIND E/N 3/5. WAVES S 1.0/2.0.
NORTH OCEANIC AREA
WIND SE/E 3/5. WAVES SW/SE 1.0/2.0.=