South Eastern Area High Seas Forecast


High Seas Forecast for South Eastern Metarea 10
Issued by the Australian Government Bureau of Meteorology, BNOC
For 24 hours commencing 2300 UTC 20 September 2017

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.

New Zealand Gale Warning 371.

Part 2 Situation at 1800 UTC
Refer to latest warnings for boundary of affected area and type of weather

Low 995 hPa near 39S164E. Forecast east of area by 211800UTC.

Cold front [1] 34S137E 43S140E 50S148E. Forecast 37S150E 43S157E 50S159E at

Cold front [2] approaching from the west forecast 31S130E 42S135E to low 979
hPa near 44S129E at 220001UTC.

Part 3 Forecast
Refer to latest warnings.

Within 480nm of low through northwestern semicircle, outside warning area:
Westerly quarter winds 20/30 knots with rough seas.

Near cold front [1], south of 43S:
Northerly quarter winds within 180nm east of cold front shifting westerly
quarter up to 660nm west of cold front. Wind speeds 20/30 knots with rough seas.

Near cold front [2], south of 38S:
Northerly quarter winds within 240nm east of cold front and 600nm west of cold
front with winds clockwise within 240nm of low. Wind speeds 20/30 knots with
rough seas.

Elsewhere winds not exceeding 25 knots with moderate seas.

Moderate to heavy swell throughout.

Rain areas, scattered showers and isolated thunderstorms within 240nm of cold
fronts and 480nm of low. Visibility reducing below 2nm in precipitation.


The next routine forecast will be issued at 09:00 UTC Thursday.