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1931 British Honduras hurricane

Category 4 Atlantic hurricane in 1931

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Through Atmospheric pressure and Pascal (unit)

Possibly due to celebrations of the anniversary of the defeat of Spanish conquerors by the British in 1798, there was little warning of the storm in British Honduras. At St. George's Caye, many structures were washed away by abnormally high tides and storm surge. Belize City was devastated, with the entire city being inundated with at least 5 ft (1.5 m) of water. Property on six streets was completely swept away, while overall 70% of the city was destroyed. Among the buildings severely damaged or demolished included many buildings and resident halls at St. John's College and the U.S. Embassy building; the Consul suffered fatal injuries during the collapse of the building. Further inland, severe damage to agriculture occurred. Overall, the storm left $7.5 million (1931 USD) in damage.

Meteorological history

The hurricane began as a tropical wave—a westbound low-pressure area—first observed southeast of Cape Verde on 29 August. Traversing the tropical Atlantic, the wave retained a minimum barometric pressure of about 1010 mbar (hPa; 29.83 inHg) and strengthened briefly the following day. By 1 September, however, the wave had become rather weak and indiscernible; it would remain as such for much of its early existence until 6 September, by which time it had moved past the Windward Islands. In this region the system became sufficiently organised to be classified as a tropical depression at 18:00 UTC that same day near Grenada. Some six hours after its inception the depression strengthened to a tropical storm over the eastern Caribbean Sea. Owing to a lack of ship observations, data on the storm were scarce in that region. The first ship to identify the storm clearly was the tanker Geo H. Jones, which recorded strong winds in conjunction with rapidly decreasing barometric pressures late on 7 September. As the storm remained west-northwest bound across the Caribbean, more ships were able to record data on the cyclone.

It is estimated that at 18:00 UTC on 8 September, the tropical storm attained hurricane intensity. Intensification remained gradual until the hurricane moved into the Gulf of Honduras by 10 September, when the hurricane began to rapidly intensify. At 00:00 UTC on 10 September, the cyclone intensified into a Category 2 hurricane. The storm strengthened further before reaching its peak intensity as a Category 4 hurricane with maximum sustained winds of 130 mph (215 km/h) at 1800 UTC. The strong hurricane made landfall on Belize City at the same intensity two hours later. A barometer in the city recorded a minimum pressure of 952 mbar (hPa; 28.12 mbar); this was the lowest barometric pressure measured in association with the storm. The hurricane substantially weakened over the Yucatán Peninsula, and had weakened to tropical storm strength by the time it had entered the Bay of Campeche. Despite moving back over water, the tropical cyclone continued to weaken in the bay, and made its final landfall roughly 60–70 mi (95–110 km) north of Tampico, Mexico, with winds of 40 mph (65 km/h) at around 00:00 UTC on 13 September. Over the mountainous terrain of Mexico, the storm quickly weakened, and dissipated later on 13 September.

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