IDY10210
SECURITE
High Seas Forecast for South Eastern Metarea 10
SOUTHEASTERN AREA: 28S/50S, 129E/170E
Issued by the Australian Government Bureau of Meteorology, BNOC
For 24 hours commencing 2300 UTC 21 July 2017
PLEASE BE AWARE
Wind gusts can be a further 40 percent stronger than the averages given here,
and maximum waves may be up to twice the height.
Part 1 Warnings
Refer to latest warnings for details of the area affected.
Melbourne Gale Warning 1.
New Zealand Gale Warning 494.
New Zealand Gale Warning 495.
Part 2 Situation at 1800 UTC
Refer to latest warnings for boundary of affected area and type of weather
system.
Ridge 37S148E 50S162E. Forecast 28S158E 47S170E at 230000UTC.
Cold front 48S129E 50S136E. Forecast 40S129E 39S139E 50S162E at 230000UTC.
Part 3 Forecast
Refer to latest warnings.
Within 240nm of ridge:
Variable winds to 20 knots. Slight to moderate sea. Moderate to heavy swell.
Remainder east of ridge, outside warning areas:
Southerly quarter winds tending southwesterly quarter north of 40S. Wind speeds
20/30 knots grading 25/33 knots within 120nm of warning areas. Winds easing to
15/25 knots west of 165E by 221500UTC. Moderate to rough seas. Heavy swell.
Remainder west of ridge, outside warning area:
Northwesterly quarter winds, turning southwesterly quarter west of cold front.
Wind speeds 20/30 knots grading 25/33 knots within 600nm east of cold front and
within 120nm warning area. Moderate to rough seas. Moderate to heavy swell.
Rain areas, scattered showers and isolated thunderstorms within 300nm of cold
front. Isolated showers over remainder away from ridge. Visibility reducing
below 2nm in precipitation.
WEATHER MELBOURNE
The next routine forecast will be issued at 09:00 UTC Saturday.
