GLOBAL MARITIME 212230 IST
DATE/TIME OF ISSUE: 21-11-2025/1700 UTC
GMDSS BULLETIN II 211800
ISSUED BY: INDIA METEOROLOGICAL DEPARTMENT, NEW DELHI
HIGH SEA FORECAST FOR MET. AREA VIII (N)
AREA OF COVERAGE: AREA OF THE INDIAN OCEAN ENCLOSED BY LINES FROM THE INDO-
PAKISTAN FRONTIER AT 2345\u2019N 68 DEG E TO 00 DEG N 6 DEG E, THECE TO CAPE
GARDAFUI; THE EAST AFRICAN COAST SOUTH TO THE EQUATOR, THENCE TO 95 DEG E, TO
6 DEG N, THENCE NORTH EASTWARDS TO MYANMAR/THAIL FRONTIER IN 10 DEG N 98 DEG
30\u2019E NORTHWARDS COVERING ENTIRE BAY OF BENGAL.
VALID FROM 18 UTC OF 21 ST NOVEMBER 2025 TO 12 UTC OF 23 RD NOVEMBER 2025.
PART-I STORM WARNING: NIL.
PART-II SYNOPTIC WEATHER SYSTEM AT 1200 UTC:
THE UPPER AIR CYCLONIC CIRCULATION OVER CENTRAL PARTS OF STRAIT OF MALACCA,
EXTENDING UPTO 5.8 KM ABOVE MEAN SEA LEVEL PERSISTED OVER THE SAME REGION AT
1200 UTC OF TODAY, THE 21 ST OF NOVEMBER. UNDER ITS INFLUENCE, A LOW-PRESSURE AREA
IS LIKELY TO FORM OVER SOUTH ANDAMAN SEA ON 22 ND OF NOVEMBER 2025. THEREAFTER, IT
IS VERY LIKELY TO MOVE WEST-NORTHWESTWARDS AND INTENSIFY INTO DEPRESSION OVER
SOUTHEAST BAY OF BENGAL AROUND 24 TH OF NOVEMBER 2025 CONTINUING TO MOVE WEST-
NORTHWESTWARDS, IT IS VERY LIKELY TO INTENSIFY FURTHER OVER SOUTHWEST BAY OF
BENGAL DURING SUBSEQUENT 48 HOURS.
THE CYCLONIC CIRCULATION OVER SOUTHEAST ARABIAN SEA EXTENDING UPTO 3.1 KM
ABOVE MEAN SEA LEVEL PERSISTS.
PART-III AREA FORECAST:
AREA: ARB A1 (ARABIAN SEA)-EQUATOR TO 10 DEG N W OF 80 DEG E.
ARB A1-FORECAST VALID FROM 18 UTC OF 21 ST NOVEMBER 2025 TO 12 UTC OF 22 ND NOV 2025.
I) WIND DIRECTION AND SPEED: 1) N OF 5 DEG N TO THE E OF 60 DEG E: CYCLONIC 05/10 KTS
AT 66 DEG E AND 7 DEG N.
2) N OF 5 DEG N TO THE W OF 60 DEG E: NE-LY 10/20 KTS.
3) REST AREA: NW/W-LY 05/10 KTS.
II) WAVE HEIGHT: 1.5-3.0 MTR.
III) WEATHER: FAIRLY WIDESPREAD RA/TS.
IV) VISIBILITY: POOR.
ARB A1-FORECAST VALID FROM 12 UTC OF 22 ND NOVEMBER 2025 TO 12 UTC OF 23 RD NOV 2025.
I) WIND DIRECTION AND SPEED: 1) W OF 60 DEG E: NE-LY 10/15 KTS.
2) REST AREA: NE/N-LY 05/15 KTS BEC NW/W-LY 10/15 KTS
TO THE S OF 5 DEG N.
II) WAVE HEIGHT: 1.5-2.0 MTR.
III) WEATHER: 1) E OF 54 DEG E: WIDESPREAD RA/TS.
2) REST AREA: FAIR.
IV) VISIBILITY: 1) E OF 54 DEG E: VERY POOR.
2) REST AREA: GOOD.
ARB A2-ARABIAN SEA: -23 DEG 45 MIN N 68 DEG E TO 00 DEG N 63 DEG E TO CAPE GARDAFUI
TO N OF 10 DEG N. 55
ARB A2-FORECAST VALID FROM 18 UTC OF 21 ST NOVEMBER 2025 TO 12 UTC OF 22 ND NOV 2025.
I) WIND DIRECTION AND SPEED: NE-LY 10/15 KTS.
II) WAVE HEIGHT: 1.0-2.0 MTR.
III) WEATHER: 1) E OF 59 DEG E TO THE S OF 12 DEG N: SCATTERED RA/TS.
2) REST AREA: FAIR.
IV) VISIBILITY: 1) E OF 59 DEG E TO THE S OF 12 DEG N: MODERATE.
2) REST AREA: GOOD.
ARB A2-FORECAST VALID FROM 12 UTC OF 22 ND NOVEMBER 2025 TO 12 UTC OF 23 RD NOV 2025.
I) WIND DIRECTION AND SPEED: NE-LY 10/15 KTS.
II) WAVE HEIGHT: 1.0-2.0 MTR.
III) WEATHER: 1) E OF 60 DEG E TO THE S OF 13 DEG N: SCATTERED RA/TS.
2) REST AREA: FAIR.
IV) VISIBILITY: 1) E OF 60 DEG E TO THE S OF 13 DEG N: MODERATE.
2) REST AREA: GOOD.
BOB A3-BAY OF BENGAL: EQUATOR TO 10 DEG N BETWEEN E OF 80 DEG E WEST OF 10
DEG N/98 DEG 30 MIN E TO 6 DEG N/95 DEG E THENCE S-WARDS TO EQUATOR.
BOB A3-FORECAST VALID FROM 18 UTC OF 21 ST NOVEMBER 2025 TO 12 UTC OF 22 ND NOV 2025.
I) WIND DIRECTION AND SPEED: 1) N OF 5 DEG N: NE/E-LY 10/20 KTS
2) REST AREA: SW/W-LY 05/15 KTS.
II) WAVE HEIGHT: 1.5\u20132.0 MTR.
III) WEATHER: WIDESPREAD RA/TS.
IV) VISIBILITY: VERY POOR.
BOB A3-FORECAST VALID FROM 12 UTC OF 22 ND NOVEMBER 2025 TO 12 UTC OF 23 RD NOV 2025.
I) WIND DIRECTION AND SPEED: NE-LY 10/20 KTS BEC CYCLONIC 10/15 KTS
AT 96 DEG E AND 6 DEG N.
II) WAVE HEIGHT: 1.5\u20133.0 MTR.
III) WEATHER: WIDESPREAD RA/TS.
IV) VISIBILITY: VERY POOR.
BOB: A4: BAY OF BENGAL N OF 10 DEG N E OF 80 DEG E.
BOB A4-FORECAST VALID FROM 18 UTC OF 21 ST NOVEMBER 2025 TO 12 UTC OF 22 ND NOV 2025.
I) WIND DIRECTION AND SPEED: NE-LY 10/15 KTS.
II) WAVE HEIGHT: 1.5\u20132.0 MTR.
III) WEATHER: 1) W OF 91 DEG E TO THE S OF 16 DEG N: FAIRLY WIDESPREAD RA/TS.
2) REST AREA: FAIR.
IV) VISIBILITY: 1) W OF 91 DEG E TO THE S OF 16 DEG N: POOR.
2) REST AREA: GOOD.
BOB A4-FORECAST VALID FROM 12 UTC OF 22 ND NOVEMBER 2025 TO 12 UTC OF 23 RD NOV 2025.
I) WIND DIRECTION AND SPEED: NE-LY 10/20 KTS.
II) WAVE HEIGHT: 1.5\u20133.0 MTR.
III) WEATHER: 1) W OF 88 DEG E TO THE S OF 16 DEG N: FAIRLY WIDESPREAD RA/TS.
2) REST AREA: FAIR.
IV) VISIBILITY: 1) W OF 88 DEG E TO THE S OF 16 DEG N: POOR.
2) REST AREA: GOOD.
ADVISORY: PLEASE BE AWARE. WIND WAVE FORECASTS ARE AVERAGES. WIND GUSTS
CAN BE 40 PER CENT STRONGER THAN THE FORECAST. MAXIMUM WAVE HEIGHT CAN BE
TWICE THE FORECAST WAVE HEIGHT.
NEXT FORECAST WILL BE ISSUED AT 22/0800 UTC.