IDY10210
SECURITE
HIGH SEAS FORECAST FOR METAREA 10
SOUTHEASTERN AREA: 28S/50S, 129E/170E
Issued by the Bureau of Meteorology National Meteorological and Oceanographic
Centre
FOR 24 HOURS COMMENCING 1100 UTC 12 DECEMBER 2013
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 Warning 1 issued 120609UTC:
Area bounded by 50S116E 48S118E 46S125E 46S147E 50S145E 50S116E.
Part 2 Situation at 0600 UTC
Refer to latest warnings.
Ridge [1] near 28S160E 33S170E. Forecast 28S165E 33S170E at 121800UTC and
weakening by 130600UTC.
Ridge [2] from 36S150E to high 1012hPa near 35S156E to 37S163E. Forecast from
37S149E to high 1014hPa near 35S161E to 41S170E at 121800UTC and 32S152E 34S159E
to high 1016hPa near 38S166E to 39S170E at 130600UTC.
Ridge [3] near 34S129E 33S136E. Forecast 35S129E 33S136E at 121800UTC and
37S129E 35S140E at 130600UTC.
Trough 28S155E 33S162E 39S167E to low 1002hPa near 43S168E to 44S170E. Forecast
28S159E 38S170E at 121800UTC and 28S161E 36S170E at 130600UTC.
Cold front [1] from low 1002hPa near 43S168E to 50S168E, forecast to move east
of area by 121800UTC.
Cold front [2] 42S148E 43S151E 48S155E 50S154E. Forecast 44S161E 47S162E 50S161E
at 121800UTC and east of area by 130600UTC.
Cold front [3] 45S129E 50S133E. Forecast 40S135E 44S143E 50S144E at 121800UTC
and 40S149E 45S154E 50S154E at 130600UTC.
Part 3 Forecast
Refer to latest warnings.
Within 60nm of ridges, within 180nm of high, east of ridge [1] and north of
ridge [3]:
Variable winds below 15 knots. Slight to moderate seas. Low to moderate swell.
Remainder northeast of trough:
NW quarter winds tending SE quarter east of ridge [1] and turning clockwise
within 120nm of low. Wind speeds 10/20 knots increasing to 15/25 knots within
120nm east of trough. Slight to moderate seas. Low to moderate swell.
Remainder north of ridge [2] and southeast of trough:
SE quarter winds tending NE quarter west 157E, wind speeds 10/20 knots. Slight
to moderate seas. Low swell.
Remainder outside warning area:
W quarter winds tending NW quarter within 300nm east of fronts and SW quarter
within 600nm west of cold front [3] and clockwise within 120nm of low. Wind
speeds 10/20 knots, increasing to 15/25 knots south of 40S and further
increasing to 20/30 knots within 600nm west of cold front [3]. Winds further
increasing to 25/33 knots within 120nm of warning area. Slight to moderate seas
rising to moderate to rough seas south of 40S. Moderate to heavy swell.
Rain areas, scattered showers and isolated thunderstorms within 240nm of cold
fronts and trough. Scattered showers and isolated thunderstorms remainder south
of 38S. Visibility reducing below 2nm in precipitation.
WEATHER MELBOURNE
The next routine forecast will be issued at 2100 UTC 12 December 2013
