FQIN01 DEMS 131800

GMDSS BULLETIN I 131800

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 13TH SEPTEMBER 2025 TO 12 UTC OF 15TH SEPTEMBER

2025.



PART-I STORM WARNING: NIL.



PART-II SYNOPTIC WEATHER SYSTEM AT 1200 UTC:



THE LOW PRESSURE AREA OVER WESTCENTRAL & ADJOINING NORTHWEST BAY OF

BENGAL, NORTH ANDHRA PRADESHSOUTH ODISHA COASTS PERSIST AT 1430 HRS

IST OF TODAY, THE 13TH SEPTEMBER 2025. THE ASSOCIATED CYCLONIC

CIRCULATION EXTENDED UP TO 5.8 KM ABOVE MEAN SEA LEVEL TILTING

SOUTHWESTWARDS WITH HEIGHT. IT IS LIKELY TO MOVE WEST-NORTHWESTWARDS

ACROSS SOUTH ODISHA AND ADJOINING NORTH ANDHRA PRADESH AND SOUTH

CHHATTISGARH DURING NEXT 2 DAYS.



THE CYCLONIC CIRCULATION OVER NORTHWEST ARABIAN SEA EXTENDING UPTO

5.8 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 13TH SEPTEMBER 2025 TO 12 UTC OF

14TH SEPT 2025.

I) WIND DIRECTION AND SPEED: 1) W OF 65 DEG E: SW/W-LY 10/25 KTS.

         2) REST AREA: NW/W-LY 10/15 KTS BEC SW-LY 15/20 KTS

       TO THE E OF 77 DEG E.

II) WAVE HEIGHT: 1.5-4.5 MTR.

III) WEATHER: 1) E OF 64 DEG E: WIDESPREAD RA/TS.

  2) REST AREA: FAIR.

IV) VISIBILITY: 1) E OF 64 DEG E: VERY POOR.

  2) REST AREA: GOOD.



ARB A1-FORECAST VALID FROM 12 UTC OF 14TH SEPTEMBER 2025 TO 12 UTC OF

15TH SEPT 2025.

I) WIND DIRECTION AND SPEED: 1) W OF 65 DEG E: SW/W-LY 10/25 KTS.

         2) REST AREA: NW/W-LY 10/15 KTS BEC W/SW-LY 15/20 KTS

         TO THE E OF 78 DEG E.

II) WAVE HEIGHT: 1.5-4.0 MTR.

III) WEATHER: 1) E OF 62 DEG E: FAIRLY WIDESPREAD RA/TS.

  2) REST AREA: FAIR.

IV) VISIBILITY: 1) E OF 62 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 13TH SEPTEMBER 2025 TO 12 UTC OF

14TH SEPT 2025.

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

THE E OF 68 DEG E.

II) WAVE HEIGHT: 1.5-4.0 MTR.

III) WEATHER: 1) E OF 65 DEG E TO THE S OF 17 DEG N: SCATTERED RA/TS.

  2) REST AREA: ISOLATED RA/TS.

IV) VISIBILITY: 1) E OF 65 DEG E TO THE S OF 17 DEG N: MODERATE.

  2) REST AREA: GOOD.



ARB A2-FORECAST VALID FROM 12 UTC OF 14TH SEPTEMBER 2025 TO 12 UTC OF

15TH SEPT 2025.

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

THE E OF 68 DEG E.

II) WAVE HEIGHT: 1.5-4.0 MTR.

III) WEATHER: 1) E OF 67 DEG E TO THE S OF 19 DEG N: FAIRLY

WIDESPREAD RA/TS.

  2) REST AREA: FAIR.

IV) VISIBILITY: 1) E OF 67 DEG E TO THE S OF 19 DEG N: POOR.

  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 13TH SEPTEMBER 2025 TO 12 UTC OF

14TH SEPT 2025.

I) WIND DIRECTION AND SPEED: SW-LY 10/20 KTS.

II) WAVE HEIGHT: 1.0-3.0 MTR.

III) WEATHER: WIDESPREAD RA/TS.

IV) VISIBILITY: VERY POOR.



BOB A3-FORECAST VALID FROM 12 UTC OF 14TH SEPTEMBER 2025 TO 12 UTC OF

15TH SEPT 2025.

I) WIND DIRECTION AND SPEED: SW-LY 10/20 KTS.

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 13TH SEPTEMBER 2025 TO 12 UTC OF

14TH SEPT 2025.

I) WIND DIRECTION AND SPEED: SW/S-LY 10/20 KTS.

II) WAVE HEIGHT: 1.0-3.0 MTR.

III) WEATHER: WIDESPREAD RA/TS.

IV) VISIBILITY: VERY POOR.



BOB A4-FORECAST VALID FROM 12 UTC OF 14TH SEPTEMBER 2025 TO 12 UTC OF

15TH SEPT 2025.

I) WIND DIRECTION AND SPEED: SW/S-LY 10/20 KTS.

II) WAVE HEIGHT: 1.0-3.0 MTR.

III) WEATHER: FAIRLY WIDESPREAD RA/TS.

IV) VISIBILITY: 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 14/0800 UTC.=