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 28 March 2015

Wind gusts can be 40 percent stronger than the averages given here,
and maximum waves may be up to twice the height.

Part 1 Warnings
Melbourne Gale Warning 1 issued 281815UTC:
Area bounded by 46S111E 46S129E 47S147E 50S151E 50S106E 46S111E.

Part 2 Situation at 1800 UTC
Refer to latest warnings.

Ridge [1] 33S129E 38S147E 36S152E to high 1023 hPa near 31S154E to 31S170E at
281800UTC, forecast 33S129E 38S149E to high 1023 hPa near 33S155E to 30S170E at
290600UTC and 35S130E 38S151E to high 1024 hPa near 34S159E to 32S170E at

Ridge [2] 36S153E 48S159E 50S162E, forecast 33S155E 50S164E at 290600UTC and
34S159E 43S162E 50S170E at 291800UTC.

Trough [1] 41S170E to low 1002 hPa near 43S167E to 50S167E, forecast 48S170E
50S168E at 290600UTC, then moving east of area.

Trough [2] 36S167E 43S166E, then moving east of area.

Cold front 39S129E 42S139E 45S144E 50S149E, forecast 42S155E 50S159E at
290600UTC and 40S162E 44S162E 50S166E at 291800UTC.

Part 3 Forecast
Refer to latest warnings.

Within 120nm of ridges, 240nm of highs, and remainder north of ridge [1]:
Variable winds below 20 knots. Slight to moderate seas. Low to moderate swell
increasing to moderate east of 155E.

East of trough [1]:
NW quarter winds 15/25 knots tending E quarter south of 46S. Winds turning
clockwise 20/30 knots within 300nm of low. Moderate to rough seas. Moderate

Remainder east of ridge [2], outside warning area:
SW quarter winds turning clockwise within 300nm of low. Wind speeds 15/25 knots
with moderate seas, increasing to 25/33 knots within 120nm of warning area with
rough seas. Moderate swell.

Remainder west of ridge [2], outside warning areas:
W quarter winds tending NW quarter east of cold front. Wind speeds 15/25 knots
with moderate seas, grading to 25/33 knots within 120nm of warning areas with
rough seas. Moderate to heavy swell increasing to heavy west of cold front.

Scattered showers and isolated thunderstorms within 240nm of front and troughs
and within 300nm of low. Scattered showers remainder west of ridge [2].
Visibility reducing below 2nm in precipitation.


The next routine forecast will be issued at 08:00 UTC Sunday.