1969–70 South Pacific cyclone season

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1969–70 South Pacific cyclone season
1969-1970 South Pacific cyclone season summary.jpg
Season summary map
Seasonal boundaries
First system formed February 10, 1970
Last system dissipated April 19, 1970
Strongest storm
Name Emma
 • Maximum winds 130 km/h (80 mph)
(10-minute sustained)
 • Lowest pressure 965 hPa (mbar)
Seasonal statistics
Total disturbances 7
Tropical cyclones 5
Severe tropical cyclones 2
Total fatalities Unknown
Total damage Unknown
Related articles
South Pacific tropical cyclone seasons
1967–68, 1968–69, 1969–70, 1970–71, 1971–72

Seasonal summary[edit]

Tropical cyclone scales#Comparisons across basins

Systems[edit]

Tropical Depression Ada[edit]

Tropical Cyclone Dawn[edit]

Category 1 tropical cyclone (Australian scale)
Tropical storm (SSHWS)
Dawn 1970 track.png 
Duration February 10 – February 19
Peak intensity 65 km/h (40 mph) (10-min)  991 hPa (mbar)

C1

Severe Tropical Cyclone Dolly[edit]

Category 3 severe tropical cyclone (Australian scale)
Category 1 tropical cyclone (SSHWS)
Dolly 1970 track.png 
Duration February 11 – February 25
Peak intensity 120 km/h (75 mph) (10-min)  965 hPa (mbar)

Severe Tropical Cyclone Emma[edit]

Category 3 severe tropical cyclone (Australian scale)
Category 1 tropical cyclone (SSHWS)
Emma 1970 track.png 
Duration February 27 – March 6
Peak intensity 125 km/h (80 mph) (10-min)  965 hPa (mbar)

Tropical Cyclone Gillian[edit]

Category 1 tropical cyclone (Australian scale)
Tropical storm (SSHWS)
Gillian 1970 track.png 
Duration April 7 – April 11
Peak intensity 85 km/h (55 mph) (10-min)  980 hPa (mbar)

Tropical Cyclone Helen[edit]

Category 1 tropical cyclone (Australian scale)
Tropical storm (SSHWS)
Helen 1970 track.png 
Duration April 13 – April 17
Peak intensity 75 km/h (45 mph) (10-min)  990 hPa (mbar)

On April 17, 1970, Apollo 13 was making its final descent over the splashdown zone when they spotted Cyclone Helen as they were re-entering the earths atmosphere. Mission control had been tracking the storm to make sure it did not interfere with the missions re-entry.

Tropical Depression Isa[edit]

Tropical depression (Australian scale)
Tropical depression (SSHWS)
Isa 1970 track.png 
Duration April 14 – April 19
Peak intensity 55 km/h (35 mph) (10-min)  995 hPa (mbar)

Seasonal effects[edit]

Name Dates active Peak classification Sustained
wind speeds
Pressure Areas affected Damage
(USD)
Deaths Refs
Nora October 29 – 30 Tropical depression Not Specified Not Specified Fiji Minor [1]
Priscilla December 15 – 19 Category 1 tropical cyclone 75 km/h (45 mph) 990 hPa (29.23 inHg) Fiji Minor [1]
Diana February 26 – March 6 Category 4 severe tropical cyclone 205 km/h (125 mph) 920 hPa (27.17 inHg)
Season aggregates
7 systems October 29 – March 23


See also[edit]

References[edit]

  1. ^ a b Waygood, J.L.M. (October 20, 1980). Tropical Cyclones affecting Fiji: November 1969 to April 1980 (Information Sheet No. 59). Fiji Meteorological Service.

External links[edit]