Western Area High Seas Forecast


High Seas Forecast for Western Metarea 10
WESTERN AREA: 12/30S 90/125E, 30/50S 80/129E
Issued by the Australian Government Bureau of Meteorology, BNOC
For 24 hours commencing 1100 UTC 25 July 2016

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
Melbourne Gale Warning 1 issued 250613UTC:
Area bounded by 40S080E 46S107E 50S101E 50S080E 40S080E.

Melbourne Gale Warning 3 issued 250650UTC:
Area bounded by 44S106E 34S131E 34S140E 38S140E 45S132E 50S117E 50S106E 44S106E.

Melbourne Gale Warning 4 issued 250624UTC:
Area bounded by 47S116E 47S124E 50S125E 50S116E 47S116E.

Melbourne Storm Force Wind Warning 6 issued 250639UTC:
Area bounded by 36S135E 36S141E 39S158E 50S158E 50S127E 40S128E 36S135E.

Part 2 Situation at 0600 UTC
Refer to latest warnings.

Ridge [1] 34S078E to high 1037hPa near 36S088E to 35S096E 32S117E. Forecast
33S080E to high 1033hPa near 35S093E to 34S105E 31S117E at 251800UTC and
31S079E to high 1030hPa near 34S098E to 33S117E at 260600UTC.

Ridge [2] 35S096E 50S104E. Forecast 34S105E 44S116E 50S120E at 251800UTC and
33S117E 43S127E 50S131E at 260600UTC.

Cold front [1] 41S110E 46S118E to low [1] 985hPa near 48S116E. Forecast 37S121E
43S129E to low [1] 986hPa near 45S127E at 251800UTC, east of area by 260600UTC.

Cold front [2] 45S079E 50S090E. Forecast 42S079E 50S102E at 251800UTC and
40S079E 47S104E 48S121E 50S122E at 260600UTC.

Trough 12S096E 17S101E 18S107E. Forecast 12S094E 15S096E 17S101E at 251800UTC
and 12S096E 17S101E 18S107E at 260600UTC.

Part 3 Forecast
Refer to latest warnings.

Within 180nm ridge [1] and high, within 120nm of ridge [2] and area north of
Variable winds below 20 knots tending SE quarter 10/20 knots north of
trough/20S. W quarter winds 15/25 knots along ridge [2] south of 40S easing to
10/20 knots by 251800UTC. Slight to moderate seas. Moderate to heavy swell
decreasing to low to moderate north of 30S.

Remainder north of ridge [1]:
SE quarter winds 15/25 knots increasing to 20/30 knots north of 22S west from
105E. Moderate to rough seas. Low to moderate swell.

Remainder south of ridge [1], outside warning areas:
W quarter winds throughout apart from NW quarter within 600nm east of front [2]
and winds turning clockwise within 300nm of low [1]. Wind speeds 20/30 knots
grading to 25/33 knots within 120nm of warning areas. Moderate to rough seas.
Moderate to heavy swell.

Areas of rain, scattered showers and isolated thunderstorms within 240nm of
fronts, trough and 300nm of low. Scattered showers and isolated thunderstorms
west of 105E north from 15S. Visibility reducing below 2nm in precipitation.


The next routine forecast will be issued at 21:00 UTC Monday.