GMDSS BULLETIN II 271800
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 27TH SEPTEMBER 2026 TO 12 UTC OF 29TH SEPTEMBER
2026.
PART-I STORM WARNING: NIL.
PART-II SYNOPTIC WEATHER SYSTEM AT 1200 UTC:
THE LOW PRESSURE AREA OVER SOUTH COASTAL MYANMAR & NEIGHBOURHOOD
PERSISTED OVER THE SAME REGION AT 1430 HRS IST OF TODAY, THE 27TH
SEPTEMBER 2026. THE ASSOCIATED CYCLONIC CIRCULATION EXTENDING UPTO
9.4 KM ABOVE MEAN SEA LEVEL. IT IS LIKELY TO EMERGE INTO NORTH
ANDAMAN SEA AND ADJOINING IRRAWADDY DELTA OF MYANMAR DURING NEXT 24
HOURS AND MOVE NORTH-NORTHWESTWARDS ALONG AND OFF
MYANMAR\U2013BANGLADESH COASTS TOWARDS NORTHEAST BAY OF BENGAL &
ADJOINING BANGLADESH 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 27TH SEP 2026 TO 12 UTC OF 28TH
SEP 2026.
I) WIND DIRECTION AND SPEED: 1) W OF 60 DEG E: SW/S-LY 10/25 KTS.
2) E OF 60 DEG E TO THE N OF 5 DEG N: W/NW-LY 05/10 KTS
BEC W/SW-LY 10/15 KTS TO THE E OF 75 DEG E.
3) REST AREA: S/SW-LY 05/15 KTS.
II) WAVE HEIGHT: 1.0-3.5 MTR.
III) WEATHER: 1) E OF 60 DEG E: SCATTERED RA/TS.
2) REST AREA: ISOLATED RA/TS.
IV) VISIBILITY: 1) E OF 60 DEG E: MODERATE.
2) REST AREA: GOOD.
ARB A1-FORECAST VALID FROM 12 UTC OF 28TH SEP 2026 TO 12 UTC OF 29TH
SEP 2026.
I) WIND DIRECTION AND SPEED: 1) W OF 60 DEG E: SW/S-LY 10/25 KTS.
2) E OF 60 DEG E TO THE N OF 5 DEG N: W/NW-LY 05/10 KTS
BEC W/SW-LY 05/15 KTS TO THE E OF 75 DEG E.
3) REST AREA: S/SW-LY 05/15 KTS.
II) WAVE HEIGHT: 1.0-3.5 MTR.
III) WEATHER: 1) E OF 60 DEG E: FAIRLY WIDESPREAD RA/TS.
2) REST AREA: ISOLATED RA/TS.
IV) VISIBILITY: 1) E OF 60 DEG E: 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 27TH SEP 2026 TO 12 UTC OF 28TH
SEP 2026.
I) WIND DIRECTION AND SPEED: 1) N OF 20 DEG N: SW-LY 10/15 KTS.
2) REST AREA: SW-LY 10/20 KTS BEC W/NW-LY 05/10 KTS
TO THE E OF 63 DEG E.
II) WAVE HEIGHT: 1.0-3.0 MTR.
III) WEATHER: ISOLATED RA/TS.
IV) VISIBILITY: GOOD.
ARB A2-FORECAST VALID FROM 12 UTC OF 28TH SEP 2026 TO 12 UTC OF 29TH
SEP 2026.
I) WIND DIRECTION AND SPEED: 1) N OF 17 DEG N: SW-LY 10/20 KTS.
2) REST AREA: SW-LY 10/20 KTS BEC W/NW-LY 05/10 KTS
TO THE E OF 65 DEG E.
II) WAVE HEIGHT: 1.0-3.0 MTR.
III) WEATHER: SCATTERED RA/TS.
IV) VISIBILITY: MODERATE.
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 27TH SEP 2026 TO 12 UTC OF 28TH
SEP 2026.
I) WIND DIRECTION AND SPEED: SE/S-LY 05/10 KTS BEC SW-LY 10/15 KTS TO
THE N OF 03 DEG N.
II) WAVE HEIGHT: 1.0-3.5 MTR.
III) WEATHER: FAIRLY WIDESPREAD RA/TS.
IV) VISIBILITY: POOR.
BOB A3-FORECAST VALID FROM 12 UTC OF 28TH SEP 2026 TO 12 UTC OF 29TH
SEP 2026.
I) WIND DIRECTION AND SPEED: SE/S-LY 05/10 KTS BEC SW-LY 10/15 KTS TO
THE N OF 02 DEG N.
II) WAVE HEIGHT: 1.0-3.0 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 27TH SEP 2026 TO 12 UTC OF 28TH
SEP 2026.
I) WIND DIRECTION AND SPEED: SW/W-LY 10/20 KTS.
II) WAVE HEIGHT: 1.0-3.0 MTR.
III) WEATHER: 1) E OF 90 DEG E: FAIRLY WIDESPREAD RA/TS.
2) REST AREA: ISOLATED RA/TS.
IV) VISIBILITY: 1) E OF 90 DEG E: POOR.
2) REST AREA: GOOD.
BOB A4-FORECAST VALID FROM 12 UTC OF 28TH SEP 2026 TO 12 UTC OF 29TH
SEP 2026.
I) WIND DIRECTION AND SPEED: SW/W-LY 10/20 KTS.
II) WAVE HEIGHT: 1.0-2.5 MTR.
III) WEATHER: 1) E OF 90 DEG E: WIDESPREAD RA/TS.
2) REST AREA: ISOLATED RA/TS.
IV) VISIBILITY: 1) E OF 90 DEG E: 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 28/0800 UTC.
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ISSUED BY INDIA METEOROLOGICAL DEPARTMENT=