Cyclone Lili (2019)

Tropical Cyclone Lili
Tropical Cyclone Lili intensifying over
the Timor Sea on 9 May
Meteorological history
Formed4 May 2019
Remnant low10 May 2019
Dissipated11 May 2019
Category 1 tropical cyclone
10-minute sustained (BOM)
Highest winds75 km/h (45 mph)
Highest gusts100 km/h (65 mph)
Lowest pressure996 hPa (mbar); 29.41 inHg
Tropical storm
1-minute sustained (SSHWS/JTWC)
Highest winds100 km/h (65 mph)
Lowest pressure993 hPa (mbar); 29.32 inHg
Overall effects
FatalitiesNone
DamageModerate
Areas affectedEastern Indonesia, East Timor, Top End
IBTrACSEdit this at Wikidata / [1]

Part of the 2018–19 Australian region cyclone season

Tropical Cyclone Lili was a small and relatively weak off-season tropical cyclone that brought moderate impacts to the Maluku Islands and East Timor, and mild impacts to other parts of eastern Indonesia and far-northern Australia. It was the latest tropical cyclone to exist in the Australian Bureau of Meteorology's northern tropical cyclone region on record, surpassing Severe Tropical Cyclone Verna of 1977.[2] Lili was the tenth tropical cyclone of the 2018–19 Australian region cyclone season, and the second of which to be named by the Indonesian Agency for Meteorology, Climatology and Geophysics. Lili originated from a tropical low that formed over the Banda Sea on 4 May 2019. The system gradually organised as it tracked slowly southwards, and strengthened into a Category 1 tropical cyclone on the Australian scale on 9 May. Lili reached peak intensity later that day, with ten-minute sustained winds of 75 km/h (47 mph) and a central barometric pressure of 997 hPa (29.44 inHg). The Joint Typhoon Warning Center estimated one-minute mean winds at this time to be at 100 km/h (62 mph). Weakening commenced soon thereafter, and the system fell below cyclone intensity on 10 May after turning to the west. Lili made landfall in northern East Timor the following day as a weak tropical low, and dissipated shortly afterwards.

Lili's precursor tropical low caused significant flooding in several villages in Indonesia's Maluku province as a result of heavy rainfall. Flooding also occurred in many locations throughout East Timor, causing damage to infrastructure and cutting off roads. Strong winds were experienced along the length of the cyclone's track, as well as on exposed coastal sections of far-northern Australia; namely the Top End and northern Kimberley, and nearby islands. No injuries or fatalities were reported in connection with the cyclone.[3]

  1. ^ "Australian Tropical Cyclone Database" (CSV). Australian Bureau of Meteorology. 30 June 2023. Retrieved 30 June 2023. A guide on how to read the database is available here.
  2. ^ "Weekly Tropical Climate Note". Bureau of Meteorology. 14 May 209. Retrieved 14 May 2019.
  3. ^ "Indonesia and East Timor - Cyclone Lili Causes Flooding and Wind Damage". FloodList News. 12 May 2019. Retrieved 14 May 2019.

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