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Bureau of Meteorology


High Seas Forecast 

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IDY10220
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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
For 24 hours commencing 2300 UTC 7 February 2023

Part 1 Warnings
Hurricane Force Wind Warning for Severe Tropical Cyclone "Freddy" issued by
Australian TCWC.
Gale Warning for Tropical Low 1 issued by Australian TCWC.

Part 2 Situation at 1800 UTC
Trough 15S090E to low 997hPa near 14.2S97.5E to 13S105E to severe tropical
cyclone "Freddy" 970hPa near 14.6S115.9E to 13S125E. Forecast 16S088E to low
994hPa near 16.5S090.7E to severe tropical cyclone "Freddy" 948hPa near
15.8S111.3E to 18S121E at 090000UTC.

Trough [2] 29S126E to low 1006hPa near 33S127E to 34S126E. Forecast east of
area by 090000UTC.

Trough [3] near 30S094E to low 1014hPa near 35S098E to 38S100E. Forecast
31S101E to low 1014hPa near 37S106E to 40S109E at 090000UTC.

Cold front [1] near 38S100E 43S102E 50S103E. Forecast 41S116E 45S122E 50S126E
at 090000UTC.

Cold front [2] entering area from west near 46S080E 48S083E 50S084E. Forecast
40S090E 44S097E 50S102E at 090000UTC.

Part 3 Forecast
Refer to latest warnings.

North of line 21S090E 19S122E, outside warning areas:
Easterly quarter winds 20/25 knots turning northwesterly quarter north of
trough [1].
Winds turning clockwise within 300nm of lows and severe TC "Freddy" and
reaching up to 33 knots at times, outside warning areas. Rough to very rough
seas. Moderate swell.

South of line 38S080E 38S096E 45S110E 48S129E28S090E 42S112E 50S120E, outside
warning areas:
Northwesterly quarter winds 20/33 knots east of cold fronts, shifting
southwesterly quarter west of cold fronts. Rough to very rough seas. Moderate
to heavy swell.

Remainder:
Winds not exceeding 25 knots. Moderate to rough seas. Low to moderate swell.

Rain areas, scattered showers and isolated thunderstorms within 120nm of cold
fronts and troughs, and north of line 25S090E 15S105E 20S119E, heavy at times
within 180nm of lows and severe TC "Freddy". Visibility reducing below 2nm in
precipitation.

Please be aware
Wind and wave forecasts are averages. Wind gusts can be 40 per cent stronger
than the forecast, and stronger still in squalls and thunderstorms. Maximum
waves can be twice the forecast height.

WEATHER MELBOURNE

The next routine forecast will be issued at 08:00 UTC Wednesday.