GLOBAL MARITIME 302230 IST
DATE/TIME OF ISSUE: 30-09-2026/1700 UTC
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 SEPTEMBER 2026 TO 12 UTC OF 02 ND OCTOBER
2026.
PART-I STORM WARNING: NIL.
PART-II SYNOPTIC WEATHER SYSTEM AT 1200 UTC:
THE WELL-MARKED LOW-PRESSURE AREA OVER NORTH MYANMAR AND ADJOINING
AREAS OF
SOUTHEAST BANGLADESH, MIZORAM & NORTHEAST BAY OF BENGAL WITH THE
ASSOCIATED
CYCLONIC CIRCULATION EXTENDING UPTO 7.6 KM ABOVE MEAN SEA LEVEL
PERSISTED OVER
THE SAME REGION AT 0900 UTC OF TODAY, THE 30 TH SEPTEMBER 2026. IT IS
VERY LIKELY TO
MOVE NORTHNORTHWESTWARDS TOWARDS MIZORAM, TRIPURA & ADJOINING
SOUTHEAST
BANGLADESH AND WEAKEN GRADUALLY INTO A LOW-PRESSURE AREA DURING NEXT
12
HOURS.
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 SEP 2026 TO 12 UTC OF 01
ST OCT 2026.
I) WIND DIRECTION AND SPEED: 1) W OF 56 DEG E: SW/S-LY 10/20 KTS.
2) E OF 56 DEG E TO 72 DEG N: NE-LY 05/10 KTS.
3) REST AREA: NW-LY 05/10 KTS BEC SW-LY 05/10 KTS
TO THE E OF 78 DEG E.
II) WAVE HEIGHT: 0.5-2.5 MTR.
III) WEATHER: SCATTERED RA/TS.
IV) VISIBILITY: MODERATE.
ARB A1-FORECAST VALID FROM 12 UTC OF 01 ST OCT 2026 TO 12 UTC OF 02
ND OCT 2026.
I) WIND DIRECTION AND SPEED: 1) W OF 57 DEG E: SE/S-LY 10/15 KTS.
2) E OF 57 DEG E TO 72 DEG E: NE-LY 05/10 KTS
BEC NW-LY 05/10 KTS TO THE S OF 5 DEG N.
3) REST AREA: SW/W-LY 05/10 KTS.
II) WAVE HEIGHT: 0.5-2.0 MTR.
III) WEATHER: FAIRLY WIDESPREAD RA/TS.
IV) VISIBILITY: POOR.
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 SEP 2026 TO 12 UTC OF 01
ST OCT 2026.
I) WIND DIRECTION AND SPEED: 1) N OF 15 DEG N: ANTI-CYCLONIC 05/10
KTS.
2) REST AREA: NE-LY 05/10 KTS BEC SE/S-LY 05/10 KTS
TO THE W OF 65 DEG E.
II) WAVE HEIGHT: 0.5-2.0 MTR.
III) WEATHER: FAIR.
IV) VISIBILITY: GOOD.
ARB A2-FORECAST VALID FROM 12 UTC OF 01 ST OCT 2026 TO 12 UTC OF 02
ND OCT 2026.
I) WIND DIRECTION AND SPEED: 1) W OF 69 DEG E: ANTI-CYCLONIC 05/10
KTS.
2) REST AREA: NW-LY 05/10 KTS.
II) WAVE HEIGHT: 0.5-2.0 MTR.
III) WEATHER: 1) S OF 18 DEG N: ISOLATED RA/TS.
2) REST AREA: FAIR.
IV) VISIBILITY: 1) S OF 18 DEG N: 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 SEP 2026 TO 12 UTC OF 01
ST OCT 2026.
I) WIND DIRECTION AND SPEED: 1) N OF 5 DEG N: SW-LY 05/10 KTS BEC
NW-LY 05/10 KTS TO
TO THE E OF 91 DEG E.
2) REST AREA: S/SW-LY 05/10 KTS.
II) WAVE HEIGHT: 0.5-2.0 MTR.
III) WEATHER: FAIRLY WIDESPREAD RA/TS.
IV) VISIBILITY: POOR.
BOB A3-FORECAST VALID FROM 12 UTC OF 01 ST OCT 2026 TO 12 UTC OF 02
ND OCT 2026.
I) WIND DIRECTION AND SPEED: 1) N OF 5 DEG N: W/NW-LY 05/10 KTS.
2) REST AREA: 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 SEP 2026 TO 12 UTC OF 01
ST OCT 2026.
I) WIND DIRECTION AND SPEED: SE/S-LY 05/10 KTS BEC NW-LY 05/10 KTS
TO THE E OF 95 DEG E.
II) WAVE HEIGHT: 0.5 -2.0 MTR.
III) WEATHER: ISOLATED RA/TS.
IV) VISIBILITY: GOOD.
BOB A4-FORECAST VALID FROM 12 UTC OF 01 ST OCT 2026 TO 12 UTC OF 02
ND OCT 2026.
I) WIND DIRECTION AND SPEED: SW/W-LY 05/10 KTS.
II) WAVE HEIGHT: 0.5-2.0 MTR.
III) WEATHER: ISOLATED RA/TS.
IV) VISIBILITY: 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 01/0800 UTC.=