South Eastern Area High Seas Forecast

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 1100 UTC 19 December 2014

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
Nil.

Part 2 Situation at 0600 UTC
Refer to latest warnings.

Ridge [1] 35S129E to high 1022hPa near 35S132E to 38S143E 46S149E 50S150E.
Forecast 36S129E to high 1020hPa near 36S136E to 37S151E 50S159E at 191800UTC
and 39S129E to high 1018hPa near 37S141E to 35S152E to high 1017hPa near
37S155E to 50S162E at 200600UTC.

Ridge [2] approaching from west, forecast from high 1020hPa near 36S136E to
41S131E 47S132E 50S138E at 191800UTC and from high 1017hPa near 37S141E to
45S141E 50S146E at 200600UTC.

Cold front/trough [1] 28S154E 35S160E to low 1002hPa near 39S160E to 50S156E.
Forecast 28S159E 35S163E to low 1001hPa near 43S165E to 48S162E 50S162E at
191800UTC and 28S167E 39S168E 39S168E to low 1000hPa near 45S166E to 50S168E at
200600UTC.

Trough [2] from low 1002hPa near 39S160E to 42S162E 50S164E. Forecast from low
1001hPa near 43S165E to 46S168E 50S166E at 191800UTC and from low 1000hPa near
45S166E to 48S171E at 200600UTC.

Trough [3] 44S138E 50S141E. Forecast 43S144E 46S148E 50S149E at 191800UTC and
42S149E 46S154E 50S157E at 200600UTC.

Part 3 Forecast
Refer to latest warnings.

Within 180nm of ridges and high:
Variable winds below 20 knots tending W quarter 15/25 knots along ridge [2]
south of 40S. Slight to moderate seas. Low to moderate swell.

Remainder east of cold front/trough [1]:
N quarter winds 10/20 knots, tending variable to 20 knots south of low with
slight to moderate seas. Winds tending clockwise 20/30 knots within 240nm of
low with moderate to rough seas. Low to moderate swell.

Remainder west of cold front/trough [1], east of ridge [2]:
SW quarter winds tending W quarter west of trough [3]. Wind speeds 15/25 knots,
reaching 30 knots at times east of 155E. Moderate to rough seas. Moderate swell.

Remainder west of ridge [3]:
W quarter winds 15/25 knots. Moderate to rough seas. Moderate swell.

Rain areas and isolated thunderstorms within 300nm of cold front/troughs and
low and also east of front/trough [1]. Visibility reduced below 2nm in
precipitation.

WEATHER MELBOURNE

The next routine forecast will be issued at 20:00 UTC Friday.