GMDSS BULLETIN I 130900
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 09 UTC OF 13 TH FEB 2026 TO 00 UTC OF 15 TH FEB 2026.
PART-I STORM WARNING: NIL.
PART-II SYNOPTIC WEATHER SYSTEM AT 0300 UTC:
THE UPPER AIR CYCLONIC CIRCULATION OVER EAST EQUATORIAL INDIAN OCEAN
AND
ADJOINING SOUTHEAST BAY OF BENGAL EXTENDING UPTO 5.8 KM ABOVE MEAN
SEA LEVEL
PERSISTED OVER THE SAME REGION AT 0300 UTC OF TODAY, THE 13TH
FEBRUARY 2026.
UNDER ITS INFLUENCE, A LOW PRESSURE AREA IS LIKELY TO FORM OVER THE
SAME REGION
AROUND 15TH FEBRUARY 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 09 UTC OF 13 TH FEB 2026 TO 00 UTC OF 14
TH FEB 2026.
I) WIND DIRECTION AND SPEED: NE/N-LY 10/20 KTS.
II) WAVE HEIGHT: 1.5-2.5 MTR.
III) WEATHER: 1) E OF 55 DEG E: SCATTERED RA/TS.
2) REST AREA: FAIR.
IV) VISIBILITY: 1) E OF 55 DEG E: MODERATE.
2) REST AREA: GOOD.
ARB A1-FORECAST VALID FROM 00 UTC OF 14 TH FEB 2026 TO 00 UTC OF 15
TH FEB 2026.
I) WIND DIRECTION AND SPEED: NE/N-LY 10/20 KTS.
II) WAVE HEIGHT: 1.5-2.5 MTR.
III) WEATHER: 1) S OF 07 DEG N: FAIRLY WIDESPREAD RA/TS.
2) REST AREA: FAIR.
IV) VISIBILITY: 1) S OF 07 DEG N: 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 13 TH FEB 2026 TO 00 UTC OF 14
TH FEB 2026.
I) WIND DIRECTION AND SPEED: 1) N OF 20 DEG N: ANTICYCLONIC 05/10
KTS.
2) REST AREA: NE/N-LY 10/15 KTS.
II) WAVE HEIGHT: 0.5-1.5 MTR.
III) WEATHER: FAIR.
IV) VISIBILITY: GOOD.
ARB A2-FORECAST VALID FROM 00 UTC OF 14 TH FEB 2026 TO 00 UTC OF 15
TH FEB 2026.
I) WIND DIRECTION AND SPEED: N/NE-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 09 UTC OF 13 TH FEB 2026 TO 00 UTC OF 14
TH FEB 2026.
I) WIND DIRECTION AND SPEED: NE-LY 10/20 KTS BEC CYCLONIC 10/15 KTS
AT 05 DEG N
AND 92 DEG E.
II) WAVE HEIGHT: 1.5\U20133.0 MTR.
III) WEATHER: WIDESPREAD RA/TS.
IV) VISIBILITY: VERY POOR.
BOB A3-FORECAST VALID FROM 00 UTC OF 14 TH FEB 2026 TO 00 UTC OF 15
TH FEB 2026.
I) WIND DIRECTION AND SPEED: NE/N-LY 10/20 KTS BEC CYCLONIC 10/15 KTS
AT 05 DEG N
AND 88 DEG E.
II) WAVE HEIGHT: 1.5\U20132.5 MTR.
III) WEATHER: FAIRLY WIDESPREAD RA/TS.
IV) VISIBILITY: POOR.
BOB: A4: BAY OF BENGAL N OF 10 DEG N E OF 80 DEG E.
BOB A4-FORECAST VALID FROM 09 UTC OF 13 TH FEB 2026 TO 00 UTC OF 14
TH FEB 2026.
I) WIND DIRECTION AND SPEED: NW/N-LY 10/15 KTS BEC N/NE-LY 10/15 KTS
TO
THE S OF 15 DEG N.
II) WAVE HEIGHT: 0.5\U20132.0 MTR.
III) WEATHER: FAIR.
IV) VISIBILITY: GOOD.
BOB A4-FORECAST VALID FROM 00 UTC OF 14 TH FEB 2026 TO 00 UTC OF 15
TH FEB 2026.
I) WIND DIRECTION AND SPEED: N/NE-LY 10/15 KTS.
II) WAVE HEIGHT: 0.5\U20132.0 MTR.
III) WEATHER: FAIR.
IV) VISIBILITY: 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 13/1700 UTC.
ISSUED BY: INDIA METEOROLOGICAL DEPARTMENT, NEW DELHI=