IOR
WEATHER BULLETIN FOR THE HIGH SEAS FOR METAREA VII.
ISSUED BY THE SOUTH AFRICAN WEATHER SERVICE ON THE 2nd OF AUGUST 2024 AT 17:30 UTC.
FOR SOUTH-EAST SECTOR OF METAREA. VII, PREPARED BY REUNION, SEE AREA 2 BELOW.
NOTE: WX OBSERVATIONS.
======================
COULD ALL VESSELS EXPERIENCING UNEXPECTED, SEVERE WX/SEA STATE PLEASE MAKE EVERY EFFORT TO REPORT THIS TO SAWS VIA CAPE TOWN RADIO.
AREA 1:
=======
FORECAST VALID FROM 022200 TO 032200 UTC:
WIND IN KNOTS, WAVE HEIGHTS IN METERS. NO SEA STATE GIVEN IF WAVES LESS THAN 3M.
NOTE THE WIND SPEEDS QUOTED HERE ARE THE EXPECTED AVERAGE SPEEDS.
INDIVIDUAL GUSTS MAY EXCEED THESE VALUES BY A FACTOR OF UP TO 1.5.
WAVE HEIGHTS ARE SIGNIFICANT WAVE HEIGHTS, WHICH MAY BE ACCOMPANIED BY INDIVIDUAL WAVES 1.5 TO 2.0 TIMES HIGHER.
GALE FORCE WARNINGS:
====================
1. TRISTAN: SW 35 in the east but W to NW 35 to 40 in the south-west from
mid-period.
2. CAPE WEST: N to NW 35 in the south-east.
3. CAPE EAST:W to NW 35 in the south-west.
4. MARION FORTIES EAST: W to SW 35 to 45 but NW 35 in the west from mid-
period.
SYNOPTIC CHART 12:00Z
=====================
High 1020 hPa 27s45e
Low 1018 hPa 33s35e
Low 1010 hPa 38s10e
Low 996 hPa 46s05e
Cold front: 30s02w 35s08e into 38s10e
Cold front: 33s10w 35s05w 40s00 into 46s05e
AREA FORECAST:
==============
ASCENSION (06S/15S, 00E/20W):
WIND : S to SE 15 to 20 reaching 25 in the west.
VIS : Good but moderate in showers and rain in the west.
ANGOLA (06S/15S, 00E/00N):
WIND : SE to S 10 to 20, but W to SW 05 to 10 in the extreme east.
VIS : Good.
SEA STATE: 3.0m S swell in the extreme south-east.
ST HELENA (15S/30S, 00E/20W):
WIND : S to SE 15 to 25 reaching 30 in the south-east.
VIS : Moderate in showers and rain.
SEA STATE: 3.0 to 4.0m in the south reaching 5.0m, SW swell.
TRADES (15S/30S, 00E/WEST COAST):
WIND : S to SE 15 to 25 but SW 15 to 25 in the south-west becoming NW
15 to 25 at times.
VIS : Good.
SEA STATE: 3.0 to 4.0m in the south-west, SW swell in places in the east.
TRISTAN (30S/40S, 00E/20W):
WIND : SW 20 to 30 reaching 35 in the east parts during the first
half of the period, but anti-cyclonic 05 to 15 in the north-
west. It will become W to NW 20 to 30 in the
west from mid-period reaching 35 to 40 in the south-west.
VIS : Moderate in showers and rain.
SEA STATE: 3.0 to 4.0m, reaching 5.0 to 6.0m, SW swell.
CAPE WEST (30S/40S, 00E/20E):
WIND : N to NW 20 to 30 in the east reaching 35 in the south-east,
otherwise S to SW 10 to 20 in the west reaching 30.
VIS : Moderate in showers and rain.
SEA STATE: 3.0 to 4.0m reaching 5.0 to 6.0m in the south, SW swell.
IOR
WEATHER BULLETIN FOR THE HIGH SEAS FOR METAREA VII.
ISSUED BY THE SOUTH AFRICAN WEATHER SERVICE ON THE 2nd OF AUGUST 2024 AT 17:30 UTC.
FOR SOUTH-EAST SECTOR OF METAREA. VII, PREPARED BY REUNION, SEE AREA 2 BELOW.
NOTE: WX OBSERVATIONS.
======================
COULD ALL VESSELS EXPERIENCING UNEXPECTED, SEVERE WX/SEA STATE PLEASE MAKE EVERY EFFORT TO REPORT THIS TO SAWS VIA CAPE TOWN RADIO.
AREA 1:
=======
FORECAST VALID FROM 022200 TO 032200 UTC:
WIND IN KNOTS, WAVE HEIGHTS IN METERS. NO SEA STATE GIVEN IF WAVES LESS THAN 3M.
NOTE THE WIND SPEEDS QUOTED HERE ARE THE EXPECTED AVERAGE SPEEDS.
INDIVIDUAL GUSTS MAY EXCEED THESE VALUES BY A FACTOR OF UP TO 1.5.
WAVE HEIGHTS ARE SIGNIFICANT WAVE HEIGHTS, WHICH MAY BE ACCOMPANIED BY INDIVIDUAL WAVES 1.5 TO 2.0 TIMES HIGHER.
GALE FORCE WARNINGS:
====================
1. TRISTAN: SW 35 in the east but W to NW 35 to 40 in the south-west from
mid-period.
2. CAPE WEST: N to NW 35 in the south-east.
3. CAPE EAST:W to NW 35 in the south-west.
4. MARION FORTIES EAST: W to SW 35 to 45 but NW 35 in the west from mid-
period.
SYNOPTIC CHART 12:00Z
=====================
High 1020 hPa 27s45e
Low 1018 hPa 33s35e
Low 1010 hPa 38s10e
Low 996 hPa 46s05e
Cold front: 30s02w 35s08e into 38s10
