GMDSS BULLETIN II 161800
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 23O45\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 16TH NOVEMBER 2025 TO 12 UTC OF 18TH NOVEMBER
2025.
PART-I STORM WARNING: NIL.
PART-II SYNOPTIC WEATHER SYSTEM AT 1200 UTC:
THE LOW-PRESSURE AREA OVER SOUTHWEST BAY OF BENGAL OFF SRI LANKA
COAST PERSISTED OVER THE SAME REGION AT 1430 HRS IST OF TODAY, THE
16TH NOVEMBER 2025. THE ASSOCIATED UPPER AIR CYCLONIC CIRCULATION
EXTENDING UPTO 7.6 KM ABOVE MEAN SEA LEVEL TILTING SOUTHWESTWARDS
WITH HEIGHT ALSO PERSISTS. IT IS LIKELY TO MOVE SLOWLY
WEST-NORTHWESTWARDS DURING NEXT 24 HOURS.
THE CYCLONIC CIRCULATION OVER SOUTHEAST ARABIAN SEA AND ADJOINING
SOUTH KERALA COAST AT 0.9 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 16TH NOVEMBER 2025 TO 12 UTC OF
17TH NOV 2025.
I) WIND DIRECTION AND SPEED: 1) W OF 60 DEG E: NE/N-LY 05/15 KTS.
2) REST AREA: NE/N-LY 10/20 KTS BEC NW/W-LY 10/15 KTS TO THE
S OF 5 DEG N.
II) WAVE HEIGHT: 1.0-2.0 MTR.
III) WEATHER: 1) E OF 70 DEG E: FAIRLY WIDESPREAD RA/TS.
2) REST AREA: ISOLATED RA/TS.
IV) VISIBILITY: 1) E OF 70 DEG E: POOR.
2) REST AREA: GOOD.
ARB A1-FORECAST VALID FROM 12 UTC OF 17TH NOVEMBER 2025 TO 12 UTC OF
18TH NOV 2025.
I) WIND DIRECTION AND SPEED: 1) W OF 60 DEG E: NE/N-LY 05/15 KTS.
2) REST AREA: NE/N-LY 10/20 KTS BEC NW/W-LY 05/15 KTS TO THE
S OF 5 DEG N.
II) WAVE HEIGHT: 1.0-2.0 MTR.
III) WEATHER: 1) E OF 60 DEG E: FAIRLY WIDESPREAD RA/TS.
2) REST AREA: SCATTERED RA/TS.
IV) VISIBILITY: 1) E OF 60 DEG E: POOR.
2) REST AREA: MODERATE.
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 16TH NOVEMBER 2025 TO 12 UTC OF
17TH NOV 2025.
I) WIND DIRECTION AND SPEED: NE-LY 10/15 KTS.
II) WAVE HEIGHT: 1.0-2.5 MTR.
III) WEATHER: 1) W OF 62 DEG E: SCATTERED RA/TS.
2) REST AREA: ISOLATED RA/TS.
IV) VISIBILITY: 1) W OF 62 DEG E: MODERATE.
2) REST AREA: GOOD.
ARB A2-FORECAST VALID FROM 12 UTC OF 17TH NOVEMBER 2025 TO 12 UTC OF
18TH NOV 2025.
I) WIND DIRECTION AND SPEED: NE-LY 10/15 KTS.
II) WAVE HEIGHT: 1.0-2.5 MTR.
III) WEATHER: ISOLATED.
IV) VISIBILITY: 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 16TH NOVEMBER 2025 TO 12 UTC OF
17TH NOV 2025.
I) WIND DIRECTION AND SPEED: 1) N OF 5 DEG N: NE/E-LY 10/15 KTS.
2) REST AREA: SW/W-LY 10/20 KTS.
II) WAVE HEIGHT: 2.0\U20133.0 MTR.
III) WEATHER: WIDESPREAD RA/TS.
IV) VISIBILITY: VERY POOR.
BOB A3-FORECAST VALID FROM 12 UTC OF 17TH NOVEMBER 2025 TO 12 UTC OF
18TH NOV 2025.
I) WIND DIRECTION AND SPEED: 1) N OF 5 DEG N: NE/E-LY 10/15 KTS.
2) REST AREA: SW/W-LY 10/15 KTS.
II) WAVE HEIGHT: 2.0\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 16TH NOVEMBER 2025 TO 12 UTC OF
17TH NOV 2025.
I) WIND DIRECTION AND SPEED: NE-LY 10/20 KTS.
II) WAVE HEIGHT: 2.0\U20133.0 MTR.
III) WEATHER: 1) S OF 18 DEG N TO THE W OF 90 DEG E: FAIRLY
WIDESPREAD RA/TS.
2) REST AREA: ISOLATED.
IV) VISIBILITY: 1) S OF 18 DEG N TO THE W OF 90 DEG E: POOR.
2) REST AREA: GOOD.
BOB A4-FORECAST VALID FROM 12 UTC OF 17TH NOVEMBER 2025 TO 12 UTC OF
18TH NOV 2025.
I) WIND DIRECTION AND SPEED: E/NE-LY 10/20 KTS.
II) WAVE HEIGHT: 2.0\U20133.0 MTR.
III) WEATHER: 1) S OF 19 DEG N: FAIRLY WIDESPREAD RA/TS.
2) REST AREA: FAIR.
IV) VISIBILITY: 1) S OF 19 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 17/0800 UTC.=