1956 Pacific hurricane season

Tropical storm (SSHWS)
Duration	May 30 – June 3
Peak intensity	50 mph (85 km/h) (1-min);; 1000 mbar (hPa)

Category 1 hurricane (SSHWS)
Duration	May 18 – May 19
Peak intensity	85 mph (140 km/h) (1-min);; 979 mbar (hPa)

1956 Pacific hurricane season
1956 Pacific hurricane season
	Season summary map
Seasonal boundaries
First system formed	May 18, 1956
Last system dissipated	October 18, 1956
Strongest storm
Name	Hurricane One
• Maximum winds	85 mph (140 km/h); (1-minute sustained)
• Lowest pressure	979 mbar (hPa; 28.91 inHg)
Seasonal statistics
Total storms	11
Hurricanes	7
Major hurricanes; (Cat. 3+)	0
Total fatalities	0
Total damage	None
Related articles
	1956 Atlantic hurricane season; 1956 Pacific typhoon season; 1950s North Indian Ocean cyclone seasons;
	Pacific hurricane seasons; 1954, 1955, 1956, 1957, 1958

The 1956 Pacific hurricane season ran through the summer and fall of 1956. Eleven tropical systems were observed this season.^[1]

Systems

Hurricane One

Hurricane One existed from May 18 to May 19.

Tropical Storm Two

Tropical Storm Two existed from May 30 to June 3.

Hurricane Three

Category 1 hurricane (SSHWS)

Duration	June 9 – June 10
Peak intensity	85 mph (140 km/h) (1-min); 985 mbar (hPa)

Hurricane Three existed from June 9 to June 10.

Hurricane Four

Category 1 hurricane (SSHWS)

Duration	June 12 – June 14
Peak intensity	85 mph (140 km/h) (1-min); 984 mbar (hPa)

On June 11, a small low pressure system was first identified around 300 mi (480 km) south of the Gulf of Tehuantepec, producing sustained winds which neared 30 mph (50 km/h).^[2] By 12:00 UTC the next day, the system intensified into a hurricane with sustained winds of 85 mph (140 km/h),^[1] with nearby ship reports indicating that the storm was producing sustained gales. Moving west-northwestward slowly, on June 13, reports from the Portland Star indicated that the hurricane had deepened into a minimum pressure of 29.06 inHg (984 hPa) and was producing gusts exceeding 115 mph (185 km/h).^[2] Never intensifying further than 85 mph (140 km/h), the hurricane tracked north-northwestwards prior to making landfall around 150 mi (240 km) east-southeast of Manzanillo, in the state of Guerrero.^[1]^[2] Weakening rapidly, the hurricane was last noted on June 14.^[1]^[2]

The hurricane produced 30 ft (9.1 m) waves and caused heavy rainfall in Mexico.^[2]

Hurricane Five

Category 1 hurricane (SSHWS)

Duration	July 9 – July 12
Peak intensity	85 mph (140 km/h) (1-min); 999 mbar (hPa)

Hurricane Five existed from July 9 to July 12.

Tropical Storm Six

Tropical storm (SSHWS)

Duration	July 14 – July 16
Peak intensity	50 mph (85 km/h) (1-min); 998 mbar (hPa)

Tropical Storm Six existed from July 14 to July 16.

Hurricane Seven

Category 1 hurricane (SSHWS)

Duration	August 22 – August 25
Peak intensity	85 mph (140 km/h) (1-min); 997 mbar (hPa)

Hurricane Seven existed from August 22 to August 25.

Tropical Storm Eight

Tropical storm (SSHWS)

Duration	September 3 – September 3
Peak intensity	50 mph (85 km/h) (1-min); 1006 mbar (hPa)

Tropical Storm Eight existed on September 3.

Hurricane Nine

Category 1 hurricane (SSHWS)

Duration	September 4 – September 6
Peak intensity	85 mph (140 km/h) (1-min); 990 mbar (hPa)

Hurricane Nine existed from September 4 to September 6.

Hurricane Ten

Category 1 hurricane (SSHWS)

Duration	September 12 – September 17
Peak intensity	85 mph (140 km/h) (1-min); 986 mbar (hPa)

Hurricane Ten existed from September 12 to September 17.

Tropical Storm Eleven

Tropical storm (SSHWS)

Duration	October 16 – October 18
Peak intensity	50 mph (85 km/h) (1-min); 1006 mbar (hPa)

A tropical storm formed in mid-October.^[1]

References

1 2 3 4 5 National Hurricane Center; Hurricane Research Division; Central Pacific Hurricane Center (April 26, 2024). "The Northeast and North Central Pacific hurricane database 1949–2023". United States National Oceanic and Atmospheric Administration's National Weather Service. Archived from the original on May 29, 2024. A guide on how to read the database is available here. This article incorporates text from this source, which is in the public domain.
1 2 3 4 5 National Climatic Data Center (25 July 1994). Unnamed Hurricane, 12-14 June (Report). Indiana University Bloomington. Retrieved 10 October 2024.

[EPAC_HURDAT-1] 1 2 3 4 5 National Hurricane Center; Hurricane Research Division; Central Pacific Hurricane Center (April 26, 2024). "The Northeast and North Central Pacific hurricane database 1949–2023". United States National Oceanic and Atmospheric Administration's National Weather Service. Archived from the original on May 29, 2024. A guide on how to read the database is available here. This article incorporates text from this source, which is in the public domain.

[04E-1956-2] 1 2 3 4 5 National Climatic Data Center (25 July 1994). Unnamed Hurricane, 12-14 June (Report). Indiana University Bloomington. Retrieved 10 October 2024.

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