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 13 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 130617UTC:
Area bounded by 50S142E 46S144E 46S150E 50S147E 50S142E.
Part 2 Situation at 0600 UTC
Refer to latest warnings.
Ridge [1] 32S152E 34S159E to high [1] 1016 hPa near 37S163E to 39S170E. Forecast
31S153E 34S161E to high [1] 1018 hPa near 39S169E at 131800UTC and 32S153E
35S161E to high [1] 1019 hPa near 40S170E at 140600UTC.
Ridge [2] 36S129E 38S145. Forecast from high [2] 1023 hPa near 38S130E to
38S147E at 131800UTC and 38S129E to high 1023 hPa near 37S132E to 38S149E to
high [3] 1017 hPa near 41S152E to 41S158E at 140600UTC.
Trough [1] 28S161E 36S170E, forecast to weaken by 131800UTC.
Trough [2] west of area, forecast 45S129E 50S135E at 131800UTC and 44S142E
50S144E at 140600UTC.
Cold front 40S149E 45S154E 50S154E. Forecast 37S151E 45S162E 50S163E at
131800UTC and 35S152E 43S164E 49S170E at 140600UTC.
Part 3 Forecast
Refer to latest warnings.
Within 120nm of ridges, within 180nm of highs and north of ridge [2]:
Variable winds below 15 knots. Slight to moderate seas. Low to moderate swell.
Remainder north of ridge [1]:
SE quarter winds below 15 knots tending NE quarter 10/20 knots west of 159E.
Slight to moderate seas. Low swell.
Remainder south of ridge [1] and east of cold front:
NW quarter winds tending N quarter north of 37S. Wind speeds 10/20 knots
increasing to 15/25 knots south of 40S until 140001UTC. Moderate seas. Low to
moderate swell.
Remainder west of cold front and outside warning area:
SW quarter winds within 600nm west of front tending W quarter elsewhere. Wind
speeds 10/20 knots increasing to 20/30 knots south of 44S, and 25/33 knots
within 120nm of warning area. Winds easing to SW quarter below 15 knots within
240nm west of front after 140300UTC. Slight to moderate seas rising to moderate
to rough south of 44S. Moderate to heavy swell.
Rain areas, scattered showers and isolated thunderstorms within 240nm of cold
front and trough [1]. 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 13 December 2013
