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WEATHER AND SEA BULLETIN ISSUED 17/SEP/2026 1200Z
DATE AND TIME UTC
PRESSURE HPA
WINDS BEAUFORT SCALE
WAVES HEIGHT METER
PART ONE WARNINGS
WARNING NR 678/2026
GALE/SEVERE GALE WARNING
ISSUED AT 1300 TUE 15/SEP/2026
OCEANIC AREA BETWEEN 30S030W, 36S030W, 36S020W AND
30S020W STARTING AT 160000. WIND NE/NW BACK TO NW/SW 8
WITH GUSTS 9.
VALID UNTIL 171500.
THIS WARNING REPLACES THE WARNING NR 677/2026.
PART TWO WEATHER ANALYSIS AT 171200
LOW 1018 33S025W. HIGH 1030 31S044W. C-FRONT 19S037W,
25S027W AND 32S020W MOVING TO E/NE AT 10 KT. TROPICAL
WAVE 19N045W, 13N046W AND 05N044W MOVING TO W AT 10/15
KT.
INTERTROPICAL CONVERGENCE ZONE (ITCZ) EM 07N020W,
06N030W, 07N040W AND 08N050W.
PART THREE WEATHER FCST VALID FM 180000 TO 190000
AREA ALFA (FM CHUI TO LAGUNA)
EARLY MORNING/MORNING MIST NEAR THE COAST S OF 30S.
WIND NE/NW 2/4. WAVES SW/SE 1.0/2.0. VIS MOD/POOR
DURANTE MIST.
AREA BRAVO (FM LAGUNA TO ARRAIAL DO CABO OCEANIC)
WIND SE/NE 3/5. WAVES SW/SE 1.2/2.5. VIS GOOD.
AREA CHARLIE (FM LAGUNA TO ARRAIAL DO CABO SHORE)
ISOL SHWRS. WIND SE/NE 3/5, WITH GUSTS 7 N OF 25S.
WAVES SW/SE 1.0/2.1. VIS MOD DURING SHWRS.
AREA DELTA (FM ARRAIAL DO CABO TO CARAVELAS)
WIND SE/NE 3/5. WAVES SW/SE 1.2/2.5. VIS GOOD.
AREA ECHO (FM CARAVELAS TO SALVADOR)
ISOL SHWRS. WIND S/SE 3/5 WITH GUSTS. WAVES SW/SE
1.5/2.5. VIS MOD DURING SHWRS.
AREA FOXTROT (FM SALVADOR TO NATAL)
ISOL SHWRS. WIND SE/E 3/5. WAVES SW/SE 1.0/2.0. VIS MOD
DURING SHWRS.
AREA GOLF (FM NATAL TO SAO LUIS)
ISOL SHWRS. WIND SE/NE 4/6, WITH GUSTS 7 NEAR THE
COAST. WAVES SE/NE 1.0/2.0. VIS MOD DURING SHWRS.
AREA HOTEL (FM SAO LUIS TO OIAPOQUE)
WIND SE/NE 3/5, OCNL 6 WITH GUSTS 7 E OF 043W. 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 3/5, BECMG 5/7 WITH
GUSTS 8 E OF 040W. WAVES SW/S 1.5/3.5. VIS MOD DURING
SHWRS.
S OF 30S E OF 030W
ISOL SHWRS. WIND NW/SW 5/7 WITH GUSTS, BACK SW/SE 3/5 N
OF 33S. WAVES W/SW 2.0/3.5. VIS MOD DURING SHWRS.
BETWEEN 30S AND 25S
OCNL HVY SHWRS AND ISOL THUNDERSTORMS E OF 025W. WIND
SW/SE 3/5 WITH GUSTS BACK SE/NE 2/4. WAVES SW/S
1.5/3.0. VIS MOD/POOR DURING SHWRS.
N OF 25S
ISOL SHWRS. WIND SE/NE 3/5 WITH GUSTS. WAVES SW/SE
1.5/2.5. VIS MOD DURING SHWRS.
NORTH OCEANIC AREA
OCNL HVY SHWRS AND ISOL THUNDERSTORMS N OF 04N AND ISOL
SHWRS ELSE. WIND SE/E 3/5 S OF 01N AND SW/SE 2/4 ELSE.
WAVES SW/SE 1.0/2.0. VIS MOD/POOR DURING SHWRS.
WEATHER FCST VALID FM 190000 TO 200000
AREA ALFA (FM CHUI TO LAGUNA)
WIND NE/N 3/5 BECMG 5/6 WITH GUSTS 7. WAVES SE/NE
1.0/2.0 BECMG E/NE 1.5/3.0.
AREA BRAVO (FM LAGUNA TO ARRAIAL DO CABO OCEANIC)
WIND SE/NE 3/5 BACK E/NE 5/6 WITH GUSTS 7. WAVES SE/NE
1.0/2.0 BECMG 1.5/3.0.
AREA CHARLIE (FM LAGUNA TO ARRAIAL DO CABO SHORE)
WIND SE/NE 3/5 BECMG 5/6 WITH GUSTS 7. WAVES SE/NE
1.5/2.5.
AREA DELTA (FM ARRAIAL DO CABO TO CARAVELAS)
WIND SE/NE 3/5. WAVES SW/SE 1.0/2.0.
AREA ECHO (FM CARAVELAS TO SALVADOR)
WIND S/SE 3/5 WITH GUSTS 6/7. WAVES SW/SE 1.5/2.5.
AREA FOXTROT (FM SALVADOR TO NATAL)
WIND SE/E 3/5. WAVES SW/SE 1.0/2.0.
AREA GOLF (FM NATAL TO SAO LUIS)
WIND SE/NE 4/6, WITH GUSTS 7 NEAR THE COAST. WAVES
SE/NE 1.0/2.0.
AREA HOTEL (FM SAO LUIS TO OIAPOQUE)
WIND SE/NE 3/5, OCNL 6 WITH GUSTS 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 NW/SW 2/4 BACK NE/NW 3/5 W OF 040W AND 4/6 WITH
GUSTS 7 BACK SW/SE 2/4 ELSE. WAVES SW/S 1.5/2.5 BECMG
1.0/2.5.
S OF 30S E OF 030W
WIND NW/SW, OCNL S/SE, 5/7 WITH GUSTS. WAVES W/SW
1.5/3.5.
BETWEEN 30S AND 25S
WIND SE/NE, OCNL SW/SE W OF 030W, 3/5. WAVES SW/SE
1.0/2.0.
N OF 25S
WIND SE/NE BACK SE/E 3/5 WITH GUSTS. WAVES SW/SE
1.5/2.5.
NORTH OCEANIC AREA
WIND SE/E 3/5 S OF 01N AND SW/SE 2/4 ELSE. WAVES SW/SE
1.0/2.0.
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