GMDSS BULLETIN II 111800
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 23O45N 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
30E NORTHWARDS COVERING ENTIRE BAY OF BENGAL.
VALID FROM 18 UTC OF 11TH MARCH 2026 TO 12 UTC OF 13TH MARCH 2026.
PART-I STORM WARNING: NIL.
PART-II SYNOPTIC WEATHER SYSTEM AT 1200 UTC:
THE UPPER AIR CYCLONIC CIRCULATION OVER SOUTHWEST BAY OF BENGAL AND
ADJOINING NORTH SRI LANKA BETWEEN 1.5 & 3.1 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 11TH MARCH 2026 TO 12 UTC OF
12TH MARCH 2026.
I) WIND DIRECTION AND SPEED: NE-LY 10/15 KTS.
II) WAVE HEIGHT: 0.5-1.5 MTR.
III) WEATHER: FAIR
IV) VISIBILITY: GOOD.
ARB A1-FORECAST VALID FROM 12 UTC OF 12TH MARCH 2026 TO 12 UTC OF
13TH MARCH 2026.
I) WIND DIRECTION AND SPEED: NE-LY 05/15 KTS.
II) WAVE HEIGHT: 0.5-1.5 MTR.
III) WEATHER: ISOLATED RA/TS.
IV) VISIBILITY: 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 11TH MARCH 2026 TO 12 UTC OF
12TH MARCH 2026.
I) WIND DIRECTION AND SPEED: 1) W OF 65 DEG E: N/NE-LY 05/10 KTS.
2) REST AREA: N/NW-LY 05/15 KTS.
II) WAVE HEIGHT: 0.5-1.5 MTR.
III) WEATHER: FAIR.
IV) VISIBILITY: GOOD.
ARB A2-FORECAST VALID FROM 12 UTC OF 12TH MARCH 2026 TO 12 UTC OF
13TH MARCH 2026.
I) WIND DIRECTION AND SPEED: 1) E OF 62 DEG E: N/NW-LY 05/15 KTS.
2) NE/E-LY 05/15 KTS.
II) WAVE HEIGHT: 0.5-1.5 MTR.
III) WEATHER: FAIR.
IV) VISIBILITY: 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 11TH MARCH 2026 TO 12 UTC OF
12TH MARCH 2026.
I) WIND DIRECTION AND SPEED: NE/E-LY 05/15 KTS.
II) WAVE HEIGHT: 0.5-1.5 MTR.
III) WEATHER: ISOLATED RA/TS.
IV) VISIBILITY: GOOD.
BOB A3-FORECAST VALID FROM 12 UTC OF 12TH MARCH 2026 TO 12 UTC OF
13TH MARCH 2026.
I) WIND DIRECTION AND SPEED: 1) N OF 5 DEG N: E/NE-LY 10/15 KTS.
2) REST AREA: S/SE-LY 05/10 KTS BEC E/NE-LY 05/10 KTS
TO THE W OF 84 DEG E.
II) WAVE HEIGHT: 0.5-1.5 MTR.
III) WEATHER: SCATTERED RA/TS.
IV) VISIBILITY: MODERATE.
BOB: A4: BAY OF BENGAL N OF 10 DEG N E OF 80 DEG E.
BOB A4-FORECAST VALID FROM 18 UTC OF 11TH MARCH 2026 TO 12 UTC OF
12TH MARCH 2026.
I) WIND DIRECTION AND SPEED: ANTI-CYCLONIC 05/10 KTS.
II) WAVE HEIGHT: 0.10.5 MTR.
III) WEATHER: FAIR.
IV) VISIBILITY: GOOD.
BOB A4-FORECAST VALID FROM 12 UTC OF 12TH MARCH 2026 TO 12 UTC OF
13TH MARCH 2026.
I) WIND DIRECTION AND SPEED: ANTI-CYCLONIC 05/10 KTS.
II) WAVE HEIGHT: 0.1-0.5 MTR.
III) WEATHER: 1) E OF 91 DEG E TO THE S OF 13 DEG N: SCATTERED RA/TS.
2) REST AREA: ISOLATED RA/TS.
IV) VISIBILITY: 1) E OF 91 DEG E TO THE S OF 13 DEG N: MODERATE.
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 12/0800 UTC.
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ISSUED BY INDIA METEOROLOGICAL DEPARTMENT=