GMDSS BULLETIN II 011800
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 01 ST JULY 2026 TO 12 UTC OF 03 RD JULY 2026.
PART-I STORM WARNING: NIL.
PART-II SYNOPTIC WEATHER SYSTEM AT 1200 UTC:
THE UPPER AIR CYCLONIC CIRCULATION OVER NORTH BAY OF BENGAL &
ADJOINING SOUTH
BANGLADESH AND NEIGHBOURHOOD EXTENDING BETWEEN 1.5 & 7.6 KM ABOVE
MEAN SEA
LEVEL PERSISTS TITLING SOUTHWESTWARDS WITH HEIGHT. UNDER ITS
INFLUENCE, A LOW-
PRESSURE AREA IS LIKELY TO FORM OVER NORTHWEST BAY OF BENGAL &
NEIGHBOURHOOD
AROUND 3RD JULY 2026.
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 01 ST JULY 2026 TO 12 UTC OF 02
ND JULY 2026.
I) WIND DIRECTION AND SPEED: SW/W-LY 10/30 KTS.
II) WAVE HEIGHT: 2.0-4.0 MTR.
III) WEATHER: SCATTERED RA/TS.
IV) VISIBILITY: MODERATE.
ARB A1-FORECAST VALID FROM 12 UTC OF 02 ND JULY 2026 TO 12 UTC OF 03
RD JULY 2026.
I) WIND DIRECTION AND SPEED: SW/W-LY 10/30 KTS.
II) WAVE HEIGHT: 2.0-4.0 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 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 01 ST JULY 2026 TO 12 UTC OF 02
ND JULY 2026.
I) WIND DIRECTION AND SPEED: SW-LY 15/30 KTS.
II) WAVE HEIGHT: 2.0-4.5 MTR.
III) WEATHER: 1) E OF 64 DEG E: SCATTERED RA/TS.
2) W OF 52 DEG E: ISOLATED RA/TS.
3) REST AREA: FAIR.
IV) VISIBILITY: 1) E OF 64 DEG E: MODERATE.
2) W OF 52 DEG E: GOOD.
3) REST AREA: GOOD.
ARB A2-FORECAST VALID FROM 12 UTC OF 02 ND JULY 2026 TO 12 UTC OF 03
RD JULY 2026.
I) WIND DIRECTION AND SPEED: SW/W-LY 15/30 KTS.
II) WAVE HEIGHT: 2.0-4.5 MTR.
III) WEATHER: 1) E OF 63 DEG E: FAIRLY WIDESPREAD RA/TS.
2) REST AREA: FAIR.
IV) VISIBILITY: 1) E OF 63 DEG E: 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 01 ST JULY 2026 TO 12 UTC OF 02
ND JULY 2026.
I) WIND DIRECTION AND SPEED: SW-LY 10/20 KTS.
II) WAVE HEIGHT: 1.5-3.0 MTR.
III) WEATHER: SCATTERED RA/TS.
IV) VISIBILITY: MODERATE.
BOB A3-FORECAST VALID FROM 12 UTC OF 02 ND JULY 2026 TO 12 UTC OF 03
RD JULY 2026.
I) WIND DIRECTION AND SPEED: SW/W-LY 10/25 KTS.
II) WAVE HEIGHT: 1.5-3.0 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 01 ST JULY 2026 TO 12 UTC OF 02
ND JULY 2026.
I) WIND DIRECTION AND SPEED: SW-LY 10/20 KTS BEC S/SE-LY 10/15 KTS
TO THE N OF 20 DEG N.
II) WAVE HEIGHT: 1.5-4.0 MTR.
III) WEATHER: 1) E OF 84 DEG E: WIDESPREAD RA/TS.
2) REST AREA: FAIR.
IV) VISIBILITY: 1) E OF 84 DEG E: VERY POOR.
2) REST AREA: GOOD.
BOB A4-FORECAST VALID FROM 12 UTC OF 02 ND JULY 2026 TO 12 UTC OF 03
RD JULY 2026.
I) WIND DIRECTION AND SPEED: SW-LY 15/25 KTS BEC S/SE-LY 05/10 KTS
TO THE N OF 20 DEG N.
II) WAVE HEIGHT: 2.0-4.0 MTR.
III) WEATHER: 1) E OF 83 DEG E: WIDESPREAD RA/TS.
2) REST AREA: ISOLATED RA/TS.
IV) VISIBILITY: 1) E OF 83 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 02/0800 UTC.=