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 2300 UTC 26 January 2020
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.
Melbourne Gale Warning 1.
Melbourne Gale Warning 2.
Part 2 Situation at 1800 UTC
Refer to latest warnings for boundary of affected area and type of weather
system.
Trough [1] 39S120E 45S125E, forecast east of area by 270600UTC.
Trough [2] 30S080E 39S101E 43S107E. Forecast 30S081E 33S096E 41S112E at
280000UTC.
Cold front [1] 45S104E 50S110E. Forecast 45S121E 50S128E at 271200UTC then east
of area.
Cold front [2] 39S081E 46S092E 50S093E. Forecast 35S093E 41S106E 47S113E
50S113E at 280000UTC.
Part 3 Forecast
Refer to latest warnings.
South of line 30S080E 30S084E 37S105E 39S129E, outside warning area:
Westerly quarter winds tending northwest quarter within 240nm east of
trough/cold fronts. Winds shifting southerly quarter west of cold front [2].
Wind speeds 20/30 knots, reaching 25/33 knots within 120nm of warning areas.
Rough to very rough seas. Moderate to heavy swell.
Remainder:
Winds not exceeding 25 knots with slight to moderate seas. Low to moderate
swell.
Rain areas, scattered showers and isolated thunderstorms within 240nm of
troughs/cold fronts. Scattered showers remainder south of 40S. Visibility
reducing below 2nm in precipitation.
WEATHER MELBOURNE
The next routine forecast will be issued at 08:00 UTC Monday.
