WTIN01 DEMS 011055

DATE/TIME OF ISSUE: 01-02-2023/1030 UTC
SPL GMDSS BULLETIN NO-5 011030
ISSUED BY:-INDIA METEOROLOGICAL DEPARTMENT, NEW DELHI
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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'N 68 DEG E TO 12 DEG N 6 DEG E,
THENCE TO CAPE GARDAFUI; THE EAST AFRICAN COAST SOUTH TO THE EQUATOR,
THENCE TO 95 DEG E, TO 6 DEG N, THENCE NORTHEASTWARDS TO
MYANMAR/THAILAND FRONTIER IN 10 DEG N 98 DEG 30'E AND NORTHWARDS
COVERING ENTIRE BAY OF BENGAL.

VALID FROM 1030 UTC OF 01ST FEBRUARY 2023 TO 00 UTC OF 03RD FEBRUARY
2023.

PART-I STORM WARNING: NIL.

PART-II SYNOPTIC WEATHER SYSTEM AT 0600 UTC:

SUB: DEPRESSION OVER SOUTHWEST BAY OF BENGAL

THE DEPRESSION OVER SOUTHWEST BAY OF BENGAL REMAINED PRACTICALLY
STATIONARY DURING THE PAST 6 HOURS AND LAY CENTERED AT 0600 UTC OF
TODAY, THE 1ST FEBRUARY 2023 OVER THE SAME REGION NEAR LATITUDE 8.2ON
AND LONGITUDE 82.5OE, ABOUT 100 KM EAST-SOUTHEAST OF BATTICALOA (SRI
LANKA), 140 KM EAST-SOUTHEAST OF TRINCOMALEE (SRI LANKA) AND 420 KM
SOUTHEAST OF KARAIKAL (INDIA).
IT IS VERY LIKELY TO MOVE NEARLY WESTWARDS AND CROSS SRI LANKA COAST
BETWEEN BATTICALOA AND TRINCOMALEE DURING THE NIGHT OF TODAY, THE
01ST FEBRUARY 2023.

ARB A1-FORECAST VALID FROM 1030 UTC OF 01ST FEBRUARY 2023 TO 00 UTC
OF 02ND FEBRUARY 2023.
I)WINDSPEED AND DIRECTION: 1)W OF 60 DEG E: NE/N-LY 10/20 KTS.
2)E OF 60 TO 75 DEG E: N/NW-LY 10/20 KTS.
3)REST AREA: CYCLONIC 15/25 KTS.
II)WEATHER: 1)N OF 5 DEG N TO THE E OF 75 DEG E: WIDESPREAD RA/TS
2)E OF 60 TO 75 DEG E: SCATTERED RA/TS.
2)REST AREA: ISOLATED RA/TS.
II)VISIBILITY: 1)N OF 5 DEG N TO THE E OF 75 DEG E: 3-2 NM.
2)E OF 60 TO 75 DEG E: 6-4 NM.
2)REST AREA: 8-6 NM.
IV)WAVE HEIGHT: 0.5-2.5 MTR.

ARB A1-FORECAST VALID FROM 00 UTC OF 02ND FEBRUARY 2023 TO 00 UTC OF
3RD FEBRUARY2023.
I)WINDSPEED AND DIRECTION: 1)W OF 70 DEG E: NE/N-LY 10/15 KTS.
2)REST AREA: N/NW-LY 05/10 KTS BEC CYCLONIC 15/25 KTS TO THE E OF 76
DEG E.
II)WEATHER: 1)E OF 70 DEG E: FAIRLY WIDESPREAD RA/TS.
2)REST AREA: ISOLATED RA/TS.
II)VISIBILITY: 1)E OF 70 DEG E: 4-3 NM.
2)REST AREA: 8-6 NM.
IV)WAVE HEIGHT: 1.0-3.5 MTR.

ARB A2-ARABIAN SEA:-23 DEG 45 MIN N 68 DEG E TO 12 DEG N 63 DEG E
TO CAPE GARDAFUI TO N OF 10 DEG N (.)
ARB A2-FORECAST VALID FROM 1030 UTC OF 01ST FEBRUARY 2023 TO 00 UTC
OF 02ND FEBRUARY 2023.
I)WINDSPEED AND DIRECTION: NE/N-LY 10/20 KTS BEC N/NW-LY 05/15 KTS TO
THE S OF 20 DEG N TO THE E OF 70 DEG E.
II)WEATHER: FAIR.
II)VISIBILITY: 10-8 NM.
IV)WAVE HEIGHT: 0.5-2.0 MTR.

ARB A2-FORECAST VALID FROM 00 UTC OF 02ND FEBRUARY 2023 TO 00 UTC OF
3RD FEBRUARY2023.
I)WINDSPEED AND DIRECTION: 1)N OF 20 DEG N: ANTICYCLONIC 05/10 KTS.
2)REST AREA: N/NE-LY 10/20 KTS BEC N/NW-LY 10/15 KTS TO THE S OF 15
DEG N.
II)WEATHER: FAIR.
II)VISIBILITY: 10-8 NM.
IV)WAVE HEIGHT: 1.0-2.0 MTR.

BOB A3-BAY OF BENGAL: EQUATOR TO 10 DEG N BETWEEN E OF 80 DEG E AND
WEST OF 10
DEG N/98 DEG 30 MIN E TO 6 DEG N/95 DEG E AND THENCE S-WARDS TO
EQUATOR (.)
BOB A3-FORECAST VALID FROM 1030 UTC OF 01ST FEBRUARY 2023 TO 00 UTC
OF 02ND FEBRUARY 2023.
1)WINDSPEED AND DIRECTION: 1)W OF 85 DEG E: CYCLONIC 15/25 KTS.
2)REST AREA: S/SE-LY 05/15 KTS.
II)WEATHER: 1)W OF 85 DEG E: WIDESPREAD RA/TS.
2)REST AREA: SCATTERED RA/TS.
II)VISIBILITY: 1)W OF 85 DEG E: 3-2 NM
2)REST AREA: 6-4 NM.
IV)WAVE HEIGHT: 3.0-3.5 MTR.

BOB A3-FORECAST VALID FROM 00 UTC OF 02ND FEBRUARY 2023 TO 00 UTC OF
3RD FEBRUARY2023.
1)WINDSPEED AND DIRECTION: 1)W OF 83 DEG E: CYCLONIC 15/25 KTS.
2)REST AREA: S/SE-LY 05/15 KTS.
II)WEATHER: FAIRLY WIDESPREAD RA/TS.
II)VISIBILITY: 4-3 NM
IV)WAVE HEIGHT: 2.5-3.5 MTR.

BOB: A4: BAY OF BENGAL N OF 10 DEG N AND E OF 80 DEG E (.)
BOB A4-FORECAST VALID FROM 1030 UTC OF 01ST FEBRUARY 2023 TO 00 UTC
OF 02ND FEBRUARY 2023.
I)WINDSPEED AND DIRECTION: NE/E-LY 10/20 KTS.
II)WEATHER: 1)S OF 15 DEG N TO THE W OF 90 DEG E: WIDESPREAD RA/TS.
2)REST AREA: FAIR.
II)VISIBILITY: 1)S OF 15 DEG N TO THE W OF 90 DEG E: 3-2 NM.
2)REST AREA: 10-8 NM
IV)WAVE HEIGHT: 1.5-3.0 MTR.

BOB A4-FORECAST VALID FROM 00 UTC OF 02ND FEBRUARY 2023 TO 00 UTC OF
3RD FEBRUARY2023.
I)WINDSPEED AND DIRECTION: N/NE-LY 10/20 KTS.
II)WEATHER: 1)S OF 15 DEG N TO THE W OF 88 DEG E: WIDESPREAD RA/TS.
2)REST AREA: FAIR.
II)VISIBILITY: 1)S OF 13 DEG N TO THE W OF 88 DEG E: 3-2 NM.
2)REST AREA: 10-8 NM.
IV)WAVE HEIGHT: 1.5-3.5 MTR.

ADVISORY: PLEASE BE AWARE.
WIND AND 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 01/1700 UTC
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