METAREA 8N bulletinset


HIGH SEAS FORECAST
FQIN01 DEMS 150900

GLOBAL MARITIME 151330 IST

DATE/TIME OF ISSUE: 15-10-2025/0800 UTC

GMDSS BULLETIN I 150900

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 09 UTC OF 15 TH OCTOBER 2025 TO 00 UTC OF 17 TH OCTOBER 2025.

PART-I STORM WARNING: NIL.

PART-II SYNOPTIC WEATHER SYSTEM AT 0300 UTC:

THE UPPER AIR CYCLONIC CIRCULATION OVER WESTCENTRAL ARABIAN SEA EXTENDING

UPTO 1.5 KM ABOVE MEAN SEA LEVEL HAS BECOME LESS MARKED.

THE UPPER AIR CYCLONIC CIRCULATION OVER SOUTHEAST ARABIAN SEA & ADJOINING

EQUATORIAL INDIAN OCEAN NOW LAY OVER SOUTHEAST ARABIAN SEA & ADJOINING

LAKSHADWEEP AREA AND EXTENDS UPTO 5.8 KM ABOVE MEAN SEA LEVEL TILTING

SOUTHWARD WITH HEIGHT. UNDER ITS INFLUENCE, A LOW PRESSURE AREA IS LIKELY TO

FORM OVER SOUTHEAST ARABIAN SEA & LAKSHADWEEP AREA OFF KERALA-KARNATAKA

COASTS AROUND 19TH OCTOBER, 2025.

PART-III AREA FORECAST:

AREA: ARB A1 (ARABIAN SEA)-EQUATOR TO 10 DEG N W OF 80 DEG E.

ARB A1-FORECAST VALID FROM 09 UTC OF 15 TH OCTOBER 2025 TO 00 UTC OF 16 TH OCT 2025.

I) WIND DIRECTION AND SPEED: SW/S-LY 05/15 KTS BEC W/NW-LY 10/25 KTS

TO THE E OF 54 DEG E.

II) WAVE HEIGHT: 1.0-2.5 MTR.

III) WEATHER: 1) E OF 65 DEG E: WIDESPREAD RA/TS.

2) REST AREA: SCATTERED RA/TS.

IV) VISIBILITY: 1) E OF 65 DEG E: VERY POOR.

2) REST AREA: MODERATE.

ARB A1-FORECAST VALID FROM 00 UTC OF 16 TH OCTOBER 2025 TO 00 UTC OF 17 TH OCT 2025.

I) WIND DIRECTION AND SPEED: S/SW-LY 10/15 KTS BEC NW/W-LY 10/25 KTS

TO THE E OF 53 DEG E.

II) WAVE HEIGHT: 1.0-2.0 MTR.

III) WEATHER: 1) E OF 58 DEG E: FAIRLY WIDESPREAD RA/TS.

2) REST AREA: ISOLATED RA/TS.

IV) VISIBILITY: 1) E OF 58 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 09 UTC OF 15 TH OCTOBER 2025 TO 00 UTC OF 16 TH OCT 2025.

I) WIND DIRECTION AND SPEED: 1) N OF 20 DEG N: ANTI-CYCLONIC 05/10 KTS.

2) REST AREA: N/NW-LY 05/15 KTS.

II) WAVE HEIGHT: 0.5-2.0 MTR.

III) WEATHER: 1) S OF 15 DEG N TO THE E OF 70 DEG E: FAIRLY WIDESPREAD RA/TS.

2) REST AREA: ISOLATED RA/TS.

IV) VISIBILITY: 1) S OF 15 DEG N TO THE E OF 70 DEG E: POOR.

2) REST AREA: GOOD.

ARB A2-FORECAST VALID FROM 00 UTC OF 16 TH OCTOBER 2025 TO 00 UTC OF 17 TH OCT 2025.

I) WIND DIRECTION AND SPEED: 1) N OF 20 DEG N: ANTI-CYCLONIC 05/10 KTS.

2) REST AREA: N/NE-LY 05/15 KTS.

II) WAVE HEIGHT: 0.5-2.0 MTR.

III) WEATHER: 1) E OF 67 DEG E TO THE S OF 16 DEG N: SCATTERED RA/TS.

2) REST AREA: FAIR.

IV) VISIBILITY: 1) E OF 67 DEG E TO THE S OF 16 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 09 UTC OF 15 TH OCTOBER 2025 TO 00 UTC OF 16 TH OCT 2025.

I) WIND DIRECTION AND SPEED: SW-LY 10/25 KTS BEC S/SE-LY 05/10 KTS

TO THE N OF 5 DEG N.

II) WAVE HEIGHT: 1.5-3.5 MTR.

III) WEATHER: WIDESPREAD RA/TS.

IV) VISIBILITY: VERY POOR.

BOB A3-FORECAST VALID FROM 00 UTC OF 16 TH OCTOBER 2025 TO 00 UTC OF 17 TH OCT 2025.

I) WIND DIRECTION AND SPEED: SW/S-LY 10/25 KTS BEC S/SE-LY 10/15 KTS

TO THE N OF 6 DEG N.

II) WAVE HEIGHT: 1.5-3.0 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 09 UTC OF 15 TH OCTOBER 2025 TO 00 UTC OF 16 TH OCT 2025.

I) WIND DIRECTION AND SPEED: 1) N OF 17 DEG N: NE/E-LY 05/15 KTS.

2) REST AREA: SE/E-LY 05/15 KTS.

II) WAVE HEIGHT: 0.5-2.5 MTR.

III) WEATHER: WIDESPREAD RA/TS.

IV) VISIBILITY: VERY POOR.

BOB A4-FORECAST VALID FROM 00 UTC OF 16 TH OCTOBER 2025 TO 00 UTC OF 17 TH OCT 2025.

I) WIND DIRECTION AND SPEED: NE/E-LY 05/15 KTS BEC SE/E-LY 05/15 KTS TO THE

W OF 92 DEG E.

II) WAVE HEIGHT: 0.5-2.5 MTR.

III) WEATHER: WIDESPREAD RA/TS.

IV) VISIBILITY: VERY POOR.

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 15/1700 UTC.

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