1979–80 South Pacific cyclone season

1979–80 South Pacific cyclone season
Season summary map
First system formed December 9, 1979
Last system dissipated April 8, 1980
Strongest storm1  – (10-minute sustained)
Total depressions 11 official 2 unofficial
Tropical cyclones 11
Total fatalities Unknown
Total damage Unknown
1Strongest storm is determined by lowest pressure
South Pacific tropical cyclone seasons
1977–78, 1978–79, 1979–80, 1980–81, 1982–83
Related articles

The 1979–80 South Pacific cyclone season saw mostly weak systems.

Storms

Tropical Cyclone Ofa

Category 2 tropical cyclone (Australian scale)
Duration 9 December – 15 December
Peak intensity 100 km/h (65 mph) (10-min)  980 hPa (mbar)

Ofa was classified on December 9. For several days it slowly deepened and on December 12 attained peak intensity while moving eastward. Three days later Ofa was no more.

Severe Tropical Cyclone Peni

Category 3 severe tropical cyclone (Australian scale)
Category 1 tropical cyclone (SSHWS)
Clockwise vortex
Duration 1 January – 6 January
Peak intensity 120 km/h (75 mph) (10-min)  970 hPa (mbar)

Peni existed from 1 January to 6 January.

Tropical Cyclone Paul

Category 2 tropical cyclone (Australian scale)
Tropical storm (SSHWS)
Duration 7 January (entered basin) – 7 January (exited basin)
Peak intensity 110 km/h (70 mph) (10-min)  980 hPa (mbar)

Paul entered the South Pacific on January 7.

Cyclone Rae

Category 1 tropical cyclone (Australian scale)
Tropical depression (SSHWS)
Clockwise vortex
Duration February 2 – February 7
Peak intensity 65 km/h (40 mph) (10-min)  998 hPa (mbar)

Rae lasted five days from February 2 to 7. It remained weak.

Cyclone Ruth

Tropical low (Australian scale)
Tropical depression (SSHWS)
Duration 17 February (entered basin) – 17 February (exited basin)
Peak intensity 55 km/h (35 mph) (10-min) 

Ruth was a weak Category 1 cyclone.

Cyclone Simon

Category 1 tropical cyclone (Australian scale)
Tropical storm (SSHWS)
Clockwise vortex
Duration 28 February (entered basin) – 2 March
Peak intensity 65 km/h (40 mph) (10-min) 

Simon was of moderate intensity and crossed into the region while weakening. It later struck New Zealand.

Cyclone Sina

Category 3 severe tropical cyclone (Australian scale)
Category 1 tropical cyclone (SSHWS)
Duration March 11 (entered basin) – March 16
Peak intensity 120 km/h (75 mph) (10-min) 

Sina became the second consecutive season in a row to strike the nation.

Cyclone Tia

Category 1 tropical cyclone (Australian scale)
Tropical storm (SSHWS)
Clockwise vortex
Duration  
Peak intensity 85 km/h (50 mph) (10-min) 

Tia affected Fiji and Tonga.

Cyclone Val

Category 1 tropical cyclone (Australian scale)
Tropical storm (SSHWS)
Clockwise vortex
Duration  
Peak intensity 75 km/h (45 mph) (10-min) 

Val stayed at sea.

Tropical Cyclone Wally

Category 1 tropical cyclone (Australian scale)
Tropical storm (SSHWS)
Clockwise vortex
Duration 1 April – 8 April
Peak intensity 65 km/h (40 mph) (10-min)  995 hPa (mbar)

Wally lasted in the southern Pacific from April 1 to April 7 and was a category one cyclone on the Australian tropical cyclone intensity scale with a peak pressure of 990 HpA/mbar. During its lifetime it made landfall on the second biggest island of Fiji – Viti Levu.

See also

References

    External links

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