1969–70 South Pacific cyclone season

1969–70 South Pacific cyclone season
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

Seasonal summary

Systems

Tropical Depression Ada

Tropical Cyclone Dawn

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

C1

Severe Tropical Cyclone Dolly

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

Severe Tropical Cyclone Emma

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

Tropical Cyclone Gillian

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

Tropical Cyclone Helen

Category 1 tropical cyclone (Australian scale)
Tropical storm (SSHWS)
 
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

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

Seasonal effects

Name Dates active Peak classification Sustained
wind speeds
Pressure Areas affected Damage
(USD)
Deaths Refs
NoraOctober 29 – 30Tropical depressionNot SpecifiedNot SpecifiedFijiMinor[1]
PriscillaDecember 15 – 19Category 1 tropical cyclone75 km/h (45 mph)990 hPa (29.23 inHg)FijiMinor[1]
DianaFebruary 26 – March 6Category 4 severe tropical cyclone205 km/h (125 mph)920 hPa (27.17 inHg)
Season aggregates
7 systemsOctober 29 – March 23

References

  1. 1 2 Waygood, J.L.M. (October 20, 1980). Tropical Cyclones affecting Fiji: November 1969 to April 1980 (Information Sheet No. 59). Fiji Meteorological Service.
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