IDY10220
SECURITE
High Seas Forecast for Western METAREA 10
WESTERN AREA: COAST AT 129E TO 50S129E TO 50S80E TO 30S80E TO 30S90E TO 12S90E
TO 12S125E TO COAST AT 125E
Issued by the Australian Government Bureau of Meteorology
For 24 hours commencing 1100 UTC 9 December 2019
Please be aware
Wind and wave forecasts are averages. Wind gusts can be 40 per cent stronger
than the forecast, and stronger still in squalls and thunderstorms. Maximum
waves can be twice the forecast height.
Part 1 Warnings
Refer to latest warnings for details of the area affected.
Nil.
Part 2 Situation at 0600 UTC
Refer to latest warnings for boundary of affected area and type of weather
system.
Cold front [1] 36S110E 48S128E 57S108E. East of area by 091800UTC.
Ridge approaching from west, forecast 38S109E 50S104E at 101200UTC.
Cold front [2] approaching from west, forecast 35S076E 44S087E 53S089E at
101200UTC.
Part 3 Forecast
Refer to latest warnings.
South of a line 32S080E 44S104E 43S129E:
Westerly quarter winds shifting northwest quarter within 600nm east of, and
also west of, front [2]. Wind speeds reaching 20/33 knots. Moderate to rough
seas. Moderate to heavy swell.
Within area enclosed by 23S114E 22S105E 29S105E 34S115E:
Southerly quarter winds reaching 20/30 knots. Moderate to rough seas. Low to
moderate swell.
Remainder:
Winds not exceeding 25 knots. Slight to moderate seas. Low to moderate swell
increasing to moderate to heavy south of 40S.
Rain areas, scattered showers and isolated thunderstorms within 240nm of
fronts. Visibility reducing below 2nm in precipitation.
WEATHER MELBOURNE
The next routine forecast will be issued at 20:00 UTC Monday.
