GMDSS BULLETIN II 301800
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 30 TH OCTOBER 2026 TO 12 UTC OF 01 ST NOVEMBER
2026.
PART-I STORM WARNING: NIL
PART-II SYNOPTIC WEATHER SYSTEM AT 1200 UTC:
THE LOW-PRESSURE AREA OVER SOUTH ANDAMAN SEA AND ADJOINING ANDAMAN
NICOBAR
ISLAND PERSISTED OVER THE SAME REGION AT 0900 UTC OF TODAY, THE 30TH
OCTOBER
2026. THE ASSOCIATED CYCLONIC CIRCULATION EXTENDS UPTO 5.8 KM ABOVE
MEAN SEA
LEVEL. IT IS VERY LIKELY TO MOVE WESTNORTHWESTWARDS AND CONCENTRATE
INTO A
DEPRESSION OVER SOUTHEAST BAY OF BENGAL AND ADJOINING AREAS OF
ANDAMAN &
NICOBAR ISLANDS AND ANDAMAN SEA AROUND 31ST OCTOBER. THEREAFTER, IT
IS LIKELY TO
MOVE WEST-NORTHWESTWARDS TOWARDS ANDHRA PRADESH COAST DURING
SUBSEQUENT
2 DAYS.
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 30 TH OCT 2026 TO 12 UTC OF 31
ST OCT 2026.
I) WIND DIRECTION AND SPEED: 1) W OF 70 DEG E: N/NE-LY 05/10 KTS.
2) REST AREA: N/NW-LY 05/10 KTS.
II) WAVE HEIGHT: 0.5-2.0 MTR.
III) WEATHER: 1) E OF 60 DEG E TO THE S OF 4 DEG N: FAIRLY WIDESPREAD
RA/TS.
2) REST AREA: ISOLATED RA/TS.
IV) VISIBILITY: 1) E OF 60 DEG E TO THE S OF 4 DEG N: POOR.
2) REST AREA: GOOD.
ARB A1-FORECAST VALID FROM 12 UTC OF 31 ST OCT 2026 TO 12 UTC OF 01
ST NOV 2026.
I) WIND DIRECTION AND SPEED: 1) W OF 64 DEG E: N/NE-LY 05/15 KTS BEC
NW-LY 05/10 KTS
TO THE S OF 4 DEG N.
2) REST AREA: N/NW-LY 05/10 KTS.
II) WAVE HEIGHT: 0.5-2.0 MTR.
III) WEATHER: 1) S OF 7 DEG N: SCATTERED RA/TS.
2) REST AREA: ISOLATED RA/TS.
IV) VISIBILITY: 1) S OF 7 DEG N: MODERATE.
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 30 TH OCT 2026 TO 12 UTC OF 31
ST OCT 2026.
I) WIND DIRECTION AND SPEED: NE/N-LY 05/10 KTS.
II) WAVE HEIGHT: 0.5-2.0 MTR.
III) WEATHER: FAIR.
IV) VISIBILITY: GOOD.
ARB A2-FORECAST VALID FROM 12 UTC OF 31 ST OCT 2026 TO 12 UTC OF 01
ST NOV 2026.
I) WIND DIRECTION AND SPEED: NE/N-LY 05/10 KTS.
II) WAVE HEIGHT: 0.5-2.0 MTR.
III) WEATHER: 1) E OF 60 DEG E: ISOLATED RA/TS.
2) REST AREA: FAIR.
IV) VISIBILITY: 1) E OF 60 DEG E: GOOD.
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 30 TH OCT 2026 TO 12 UTC OF 31
ST OCT 2026.
I) WIND DIRECTION AND SPEED: 1) N OF 5 DEG N: SW/S-LY 05/10 KTS.
2) REST AREA:SE/E-LY 05/10 KTS.
II) WAVE HEIGHT: 0.5-2.0 MTR.
III) WEATHER: SCATTERED RA/TS.
IV) VISIBILITY: MODERATE.
BOB A3-FORECAST VALID FROM 12 UTC OF 31 ST OCT 2026 TO 12 UTC OF 01
ST NOV 2026.
I) WIND DIRECTION AND SPEED: SE/S-LY 05/10 KTS.
II) WAVE HEIGHT: 0.5-2.0 MTR.
III) WEATHER: FAIRLY WIDESPREAD RA/TS.
IV) VISIBILITY: POOR.
BOB: A4: BAY OF BENGAL N OF 10 DEG N E OF 80 DEG E.
BOB A4-FORECAST VALID FROM 18 UTC OF 30 TH OCT 2026 TO 12 UTC OF 31
ST OCT 2026.
I) WIND DIRECTION AND SPEED: 1) S OF 15 DEG N: CYCLONIC 10/15 KTS AT
86 DEG E AND 11 DEG N
2) REST AREA: NE/E-LY 10/15 KTS.
II) WAVE HEIGHT: 0.5-3.0 MTR.
III) WEATHER: 1) E OF 85 DEG E TO THE S OF 18 DEG N: WIDESPREAD
RA/TS.
2) REST AREA: ISOLATED RA/TS.
IV) VISIBILITY: 1) E OF 85 DEG E TO THE S OF 18 DEG N: VERY POOR.
2) REST AREA: GOOD.
BOB: A4: BAY OF BENGAL N OF 10 DEG N E OF 80 DEG E.
BOB A4-FORECAST VALID FROM 12 UTC OF 31 ST OCT 2026 TO 12 UTC OF 01
ST NOV 2026.
I) WIND DIRECTION AND SPEED: E/SE-LY 05/10 KTS BEC CYCLONIC 05/15 KTS
AT 81 DEG E AND 12 DEG N.
II) WAVE HEIGHT: 0.5-3.0 MTR.
III) WEATHER: 1) S OF 19 DEG N: WIDESPREAD RA/TS.
2) REST AREA: ISOLATED RA/TS.
IV) VISIBILITY: 1) S OF 19 DEG N: VERY 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 31/0800 UTC.=