High Seas Forecast for Metarea 10

south-eastern area 28s/50s, 129e/170e.

Issued by the Australian Bureau of Meteorology, Melbourne

for 24 hours commencing 1100 UTC 7 September 2008

Please be aware

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 0705utc developing within 40s154e/45s154e/48s160e/40s160e/40s154e

after 071800utc.

Adelaide gale 0726utc within 45s129e/50s137e/50s129e/45s129e developing from the

west.

Nz gale 127. At 070600utc in a belt 300 miles wide centred on a line

32s174e/37s167e/40s163e. Gale area moving southeast 20 knots.

Part 2 situation at 0600 UTC

low 999hpa 34s161e expected 995hpa 41s164e at 072300utc, 990hpa 43s163e at

081100utc. Ridge from high 1026hpa 40s134e to 45s138e/50s140e forecast from

36s129e to high 1029hpa 39s138e to 50s148e at 072300utc, forecast from high

1029hpa 39s140e to 50s150e at 081100utc. First front 40s147e/50s156e weakening

to 48s162e/50s164e by 071700utc. Second front forecast 40s115e/50s124e at

071100utc, 42s124e/50s132e at 072300utc, weakening to 47s134e/50s140e at

081100utc.

Part 3 forecast

southeast of first front till 071700utc.

Generally north to northwesterly wind 15/25 knots with moderate to rough sea.

Moderate to heavy swell. Patchy rain near front with visibility reduced to 3nm.

Southwest of first front till 071700utc.

Southwest to southerly wind 15/25 knots with mainly moderate sea. Moderate to

heavy swell. Visibility reduced to 3nm in scattered showers.

Within 150nm of high.

Variable wind to 15 knots. Slight sea. Moderate swell.

Rest east of ridge.

Generally northerly quarter wind east of low tending generally southerly quarter

to the west. However, wind tending clockwise within about 500nm of low. Wind

10/20 knots near ridge with slight to moderate sea increasing to 20/30 knots

elsewhere with moderate to rough sea, but reaching 30/40 knots in gale area with

very rough sea. Wind likely to further strengthen to 45 knots on western side of

low later in the forecast period. Moderate to heavy swell. Scattered showers

tending to rain areas/widespread showers and isolated thunderstorms towards low,

with visibility reduced to 3nm.

Rest west of ridge and east of second front.

Northeasterly wind north of high latitude tending north to northwesterly

elsewhere. Wind 10/20 knots near ridge with slight to moderate sea, 20/30 knots

elsewhere outside of warning area with moderate to rough sea, but increasing to

30/40 knots in gale area with very rough sea. Gales expected to contract

southeastwards after 071800utc and clear by 080600utc. Moderate to heavy swell.

Rain areas near front with visibility reduced to 3nm.

Rest.

Southwesterly wind 10/20 knots near front gradually tending north to

northwesterly elsewhere at a similar strength. Slight to moderate sea. Moderate

to heavy swell. Visibility reduced to 3nm in scattered showers.

Weather Melbourne