Indian Ocean (Australia): Severe Tropical Storm ERNIE 15S 26U 07/1800Z nr 15.9S 110.4E, moving S 3 kt (Perth TCWC) – Published 07 Apr 2017 2228z (GMT/UTC)

Severe Tropical Storm ERNIE 15S 26U

(= CATEGORY 4 Hurricane on the Saffir-Simpson Hurricane Wind Scale)

(Image: TSR)

IDW24000
Australian Government Bureau of Meteorology
Western Australia

TROPICAL CYCLONE INFORMATION BULLETIN
Issued at 2:38 am WST on Saturday 8 April 2017
BY THE BUREAU OF METEOROLOGY
TROPICAL CYCLONE WARNING CENTRE PERTH

Severe Tropical Cyclone Ernie (Category 5) was located at 2:00 am AWST near
15.9S 110.4E,
that is 790 km southeast of Christmas Island [and 780 km north northwest of
Exmouth] and moving south at 6 kilometres per hour.

Severe Tropical Cyclone Ernie has continued to intensify over the last 6 hours
and is a category 5 system over open waters northwest of WA. Ernie will
continue to intensify as it slowly tracks towards the south and then turn to
the west-southwest this morning and is expected to begin weakening from late
Saturday or early Sunday.

Gales are not expected on Christmas Island or the WA mainland.

The next Information Bulletin will be issued at 9 am AWST.

===============================================

MARITIME/SHIPPING

IDW23100
40:3:2:24:16S110E999:11:00
PAN PAN

HIGH SEAS WEATHER WARNING FOR METAREA 10 ISSUED BY THE
AUSTRALIAN BUREAU OF METEOROLOGY TROPICAL CYCLONE WARNING CENTRE PERTH
AT 1835UTC 7 APRIL 2017

HURRICANE FORCE WIND WARNING

Please be aware, wind gusts can be a further 40 percent stronger than the
averages given here, and maximum waves may be up to twice the height.

SITUATION
At 1800 UTC Severe Tropical Cyclone Ernie was centred within 15 nautical miles
of
latitude fifteen decimal nine south (15.9S)
longitude one hundred and ten decimal four east (110.4E)
Recent movement : south at 3 knots
Maximum winds : 120 knots
Central pressure: 922 hPa

AREA AFFECTED
Within 60 nautical miles in NE quadrant
and within 90 nautical miles in SE quadrant
and within 80 nautical miles in SW quadrant
and within 60 nautical miles in NW quadrant.

FORECAST
Maximum winds to 120 knots near the centre easing to 95 knots by 1800 UTC 08
April.

Winds above 64 knots within 20 nautical miles of centre with phenomenal seas.

Winds above 48 knots within 30 nautical miles of centre with high seas and
heavy swell.

Winds above 34 knots within 60 nautical miles in NE quadrant
and within 90 nautical miles in SE quadrant
and within 80 nautical miles in SW quadrant
and within 60 nautical miles in NW quadrant with rough seas and moderate
swell.

Forecast positions
At 0600 UTC 08 April: Within 40 nautical miles of 16.2 south 110.0 east
Central pressure 931 hPa.
Winds to 115 knots near centre.
At 1800 UTC 08 April: Within 65 nautical miles of 16.4 south 109.1 east
Central pressure 953 hPa.
Winds to 95 knots near centre.

REMARKS
All ships in the area please send weather reports every three hours.
Regular weather observing ships use normal channels.
Other ships please use either email to tcwcwa@bom.gov.au or fax to +61892632261
or satellite using SAC1241 through Land Earth Station Burum 312 [or 212 as
appropriate] via Perth.

Next warning will be issued by 0100 UTC 08 April 2017.

WEATHER PERTH

Do not use any information on this site for life or death decisions. All information is intended as supplementary to official sources. Kindly refer to your country’s official weather agency/government website for local warnings, advisories and bulletins.