Talk:2016–17 Australian region cyclone season/April

15S.Ernie - Severe Tropical Cyclone

Best status from NRL 130kts 930mb

Best status from BoM 120kts 922hPa

94S.INVEST first appeared 2017-04-05, 0600z @ 11.6°S 113.4°E

First noted by TCWC Perth 2017-04-05 near 11°S 113°E

MEDIUM from ABIO10 2017-04-05, 1500z @ 12.4°S 111.1°E

TCFA from WTXS21 2017-04-06, 0130z @ 12.9°S 111.0°E

Tropical Low 26U from TCWC Perth 2017-04-06, 0600z

JTWC designates as TC 15S 2017-04-06, 0900z @ 13.4°S 111.0°E

Tropical Cyclone Ernie, Category 1 from TCWC Perth 2017-04-06, 1800z @ 14.1°S 110.9°E

Tropical Cyclone Ernie, Category 2 from TCWC Perth 2017-04-07, 0000z @ 14.9°S 110.5°E

Severe Tropical Cyclone Ernie, Category 4 from TCWC Perth 2017-04-07, 0600z @ 15.3°S 110.4°E

Severe Tropical Cyclone Ernie, Category 5 from TCWC Perth 2017-04-07, 1200z @ 15.8°S 110.5°E

Perth TWO

2017-04-05

Perth Tropical Cyclone Technical Bulletin

2017-04-06, 0600z // 1200z // 1800z

2017-04-07, 0000z // 0600z // 1200z // 1800z

2017-04-08, 0000z // 0600z // 1200z // 1800z

2017-04-09, 0000z // 0600z // 1200z // 1800z

2017-04-10, 0000z // 0600z (Final)

Perth High Seas Storm Warning

2017-04-06, 0300z // 0600z // 1200z // 1800z

2017-04-07, 0000z // 0600z // 1200z // 1800z

2017-04-08, 0000z // 0600z // 1200z // 1800z

2017-04-09, 0000z // 0600z // 1200z // 1800z

2017-04-10, 0000z // 0600z

JTWC Tropical Cyclone Warning

01 // 02 // 03 // 04 // 05 // 06 // 07 // 08 // 09 (Final)

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96S.INVEST - Tropical Low 27U

Best status from NRL 30kts 1000mb

Best status from BoM 30kts 998hPa

First noted by TCWC Darwin 2017-04-06 "over the Arafura Sea" (roughly 10°S 135°E)

96S.INVEST first appeared 2017-04-07, 0100z @ 8.3°S 133.3°E

LOW from ABIO10 2017-04-07, 1800z @ 7.0°S 133.6°E

MEDIUM from ABIO10 2017-04-08, 1000z @ 7.4°S 132.4°E

TCFA from WTXS21 2017-04-09, 1730z @ 8.0°S 132.9°E

Tropical Low 27U from TCWC Darwin 2017-04-10, 0000z @ 9.0°S 132.9°E

Downgraded to LOW from ABIO10 2017-04-11, 1800z @ 12.0°S 130.4°E

Darwin TWO

2017-04-06 // 2017-04-07 // 2017-04-08 // 2017-04-09

Perth TWO

2017-04-12 // 2017-04-13 // 2017-04-14 // 2017-04-15 // 2017-04-16 // 2017-04-17 // 2017-04-18

Darwin / Perth Cyclone Technical Bulletin

2017-04-10, 0000z // 0600z // 1200z // 1800z

2017-04-11, 0000z // 0600z // 1200z // 1800z

2017-04-12, 0000z (Final)

Darwin Cyclone Advice

01 // 02 // 03 // 05 // 04 // 06 // 07 // 08 // 09 // 10

11 // 12 // 13 // 14 // 15 // 16 // 17 // 18 // 19 // 20

17S.Frances - Severe Tropical Cyclone, Category 3

Best status from NRL 70kts 970mb

Best status from BoM 65kts 981hPa

First noted by TCWC Darwin 2017-04-21 "over the Gulf of Papua (about 1000 km east northeast of Nhulunbuy)" (i.e. roughly 9°S 145°E)

97P.INVEST first appeared 2017-04-21, 0930z @ 9.0°S 141.3°E

LOW from ABIO10 2017-04-24, 1500z @ 8.7°S 133.3°E

MEDIUM from ABIO10 2017-04-25, 1800z @ 7.4°S 132.5°E

TCFA from WTXS21 2017-04-26, 0300z @ 8.1°S 130.4°E

JTWC designates as TC 17S 2017-04-27, 0300z @ 9.6°S 130.2°E

Tropical Cyclone Frances, Category 1 (29U) from TCWC Darwin 2017-04-27, 0600z @ 10.1°S 129.4°E

Tropical Cyclone Frances, Category 2 from TCWC Darwin 2017-04-27, 1200z @ 11.0°S 127.5°E

Severe Tropical Cyclone Frances, Category 3 from TCWC Darwin 2017-04-28, 0000z @ 11.8°S 125.6°E

Darwin TWO

2017-04-21 // 2017-04-22 // 2017-04-23 // 2017-04-24 // 2017-04-25 // 2017-04-26

Darwin / Perth Tropical Cyclone Technical Bulletin

2017-04-27, 0600z // 1200z // 1800z

2017-04-28, 0000z // 0600z // 1200z // 1800z // 2100z

2017-04-29, 0000z // 0600z // 1200z // 1800z

2017-04-30, 0000z (Final)

Darwin / Perth Cyclone Advice

01 // 02 // 03 // 04 // 05 // 06 // 07 // 08 // 09 // 10

11 // 12 // 13 // 14 // 15 // 16 // 17 // 18 // 19 // 20 (Final)

Darwin / Perth High Seas Storm Warning

2017-04-27, 0000z // 0600z // 1200z // 1800z

2017-04-28, 0000z // 0600z // 1200z // 1800z // 2100z

2017-04-29, 0000z // 0600z // 1200z // 1800z

2017-04-30, 0000z

TCWC Jakarta Advisory

2017-04-26, 0000z // 1200z

2017-04-27, 0000z // 1200z

2017-04-28, 0000z // 1200z

2017-04-29, 0000z // 1200z

JTWC Tropical Cyclone Warning

01 // 02 // 03 // 04 // 05 // 06 // 07

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98S.INVEST - Tropical Cyclone Greg, Category 1

Best status from NRL 30kts 1004mb

Best status from BoM 35kts 997hPa

First noted by TCWC Perth 2017-04-29 "about 400km west northwest of Christmas Island" (i.e. roughly 9°S 102°E)

98S.INVEST first appeared 2017-04-29, 1330z @ 9.0°S 102.0°E

MEDIUM from ABIO10 2017-04-29, 2200z @ 9.9°S 101.6°E

TCFA from WTXS21 2017-04-30, 0200z @ 10.3°S 101.7°E

Tropical Low 30U from TCWC Perth 2017-04-30, 0300z @ 10.0°S 101.8°E

Tropical Cyclone Greg, Category 1 from TCWC Perth 2017-04-30, 0600z @ 10.4°S 101.3°E

Perth TWO

2017-04-29

Perth Tropical Cyclone Technical Bulletin

2017-04-30, 0000z // 0600z // 1200z // 1800z // 2100z (Final)

Perth Cyclone Advice (Cocos/Christmas Islands)

01 // 02 // 03 // 04 // 05 // 06 (Final)

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