411 REFERENCE · Wikipedia
1943 Atlantic hurricane season
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Atl 1943 1943 Atlantic hurricane season summary map.png July 25, 1943 October 26, 1943 Three 120 1 11 10 5 2 20 17.739 1942–1948 Pacific hurricane seasons 1943 Pacific typhoon season 1940s North Indian Ocean cyclone seasons 1941, 1942, 1943, 1944, 1945
The 1943 Atlantic hurricane season marked the first deliberate reconnaissance aircraft flights into tropical cyclones. The season officially lasted from June 16 to October 31, which was, at the time, considered the most likely period for tropical cyclone formation in the Atlantic Ocean.Hurricane Season On; Forecasts Forbidden https://www.newspapers.com/clip/10960451/lubbock_morning_avalanche/ Lubbock Avalanche-Journal June 22, 1943 May 12, 2017 Lubbock, Texas 2 Newspapers.comCurrently, the Atlantic hurricane season officially begins on June 1 and ends on November 30.https://www.nhc.noaa.gov/climo/ Tropical Cyclone Climatology National Hurricane Center October 5, 2021 nb A total of ten storms from 1943 are listed in the Atlantic hurricane database, and an eleventh system that affected Florida and Georgia has been identified as a probable tropical depression. The first system of the year, dubbed the "Surprise Hurricane", caused severe damage throughout Texas and Louisiana in June, partially because information about its approach was censored in the fray of World War II; the storm caused 19 deaths and $17 million in damage.All damage totals are in 1943 US$ unless otherwise noted. nb A major hurricane in mid-August produced hurricane-force winds in Bermuda,A major hurricane is a storm that ranks as Category 3 or higher on the Saffir–Simpson scale.http://www.aoml.noaa.gov/hrd/tcfaq/tcfaqHED.html Hurricane Research Division: Frequently Asked Questions A: Basic Definitions http://www.aoml.noaa.gov/hrd/tcfaq/tcfaqA.html A3) What is a super-typhoon? What is a major hurricane ? What is an intense hurricane ? Christopher W. Landsea Neal Dorst Atlantic Oceanographic and Meteorological Laboratory June 1, 2016 May 12, 2017 dead https://web.archive.org/web/20060615212545/http://www.aoml.noaa.gov/hrd/tcfaq/tcfaqHED.html June 15, 2006 "nb" and several other tropical cyclones throughout the year resulted in strong winds there. In September, a hurricane impacted the western Gulf Coast of the United States, then a tropical storm struck the Mid-Atlantic. The two storms resulted in $419,000 and $20,000 in damage, respectively; one death was attributed to the latter system. In mid-October, a strong hurricane resulted in flooding and damage to crops throughout the Caribbean; after becoming post-tropical, it contributed to moderate impacts across Nova Scotia.
The season's activity was reflected with an accumulated cyclone energy (ACE) rating of 94 units,Hurricane Research Division National Oceanic and Atmospheric Administration September 2021 Comparison of Original and Revised HURDAT https://www.aoml.noaa.gov/hrd/hurdat/comparison_table.html October 4, 2021 above the 1931–1943 average of 91.2.Christopher W. Landsea August 15, 2014 A Reanalysis of the 1931–43 Atlantic Hurricane Database 27 16 https://journals.ametsoc.org/view/journals/clim/27/16/jcli-d-13-00503.1.xml?tab_body=pdf 6111 National Oceanic and Atmospheric Administration etal October 4, 2021 2014JCli...27.6093L 10.1175/JCLI-D-13-00503.1 PDF Journal of Climate Miami 1785238 free subscription ACE is a metric used to express the energy used by a tropical cyclone during its lifetime. Therefore, a storm with a longer duration will have high values of ACE. It is only calculated at six-hour increments in which specific tropical and subtropical systems are either at or above sustained wind speeds of 39 mph (63 km/h), which is the threshold for tropical storm intensity. Thus, tropical depressions are not included here.
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Timeline
Systems
Hurricane One
Atl 1943 Surprise Hurricane analysis 27 July.png AL01 1943 path.png July 25 July 30 90 967
The Surprise Hurricane of 1943
1943 Surprise Hurricane
The 1943 Surprise hurricane was the first hurricane to be entered by a reconnaissance aircraft. An area of low pressure was first observed over the Southeastern United States and eastern Gulf of Mexico on July 23. It tracked west-northwest and, in conjunction with surface observations along the Louisiana coastline,Howard C. Sumner Monthly Weather Review: North Atlantic Hurricanes and Tropical Disturbances of 1943 http://www.aoml.noaa.gov/general/lib/lib1/nhclib/mwreviews/1943.pdf National Hurricane Center November 1943 May 8, 2017 Miami was found to have organized into a tropical storm by 18:00 UTC on July 25 while situated about 110 mi (175 km) southeast of the Mississippi Delta. The nascent cyclone rapidly intensified thereafter, attaining hurricane intensity by 18:00 UTC on July 26 and reaching its peak as a Category 2 hurricane with winds of 105 mph (165 km/h) early the following morning. The compact hurricane moved ashore the coastline of Texas near Galveston Bay at 18:00 UTC on July 27, around which time it was intercepted by the first reconnaissance aircraft to intentionally fly into a tropical cyclone. The storm weakened once inland and dissipated about 60 mi (95 km/h) early of the Dallas–Fort Worth metroplex by 00:00 UTC on July 30.
In the fray of World War II, information was censored by the Federal government of the United States across the country, including reports from ships that the Weather Bureau heavily relied upon for hurricane updates. The cyclone that affected the Texas and Louisiana coastlines, therefore, was dubbed the 1943 "Surprise" hurricane. Documentation of the storm's impacts suggests it was the worst since the 1915 Galveston hurricane. Houston Municipal Airport recorded a peak wind gust of 132 mph (212 km/h). Two utility towers over the Houston Ship Channel, built to withstand winds of roughly 120 mph (195 km/h), were toppled. Along the coastline near Texas City, storm surge values were surprisingly light at between 3–6 ft (0.9–1.8 m), but 90% of homes either suffered water damage or were completely destroyed. Rising water from Galveston Bay resulted in flooding throughout the city itself, and a three-story building was collapsed by strong winds.Bill Read Lew Fincher National Weather Service Weather Forecast Office in Houston, Texas The 1943 "Surprise" Hurricane http://www.weather.gov/hgx/projects_1943surprisehurricane National Weather Service May 12, 2017 Rainfall across Texas and Louisiana varied, but Devers, Texas, recorded a maximum storm total of 23 in (584 mm).Rainfall Associated With Hurricanes http://www.wpc.ncep.noaa.gov/tropical/rain/1956NHRPreportNo3.pdf Weather Prediction Center July 1956 May 12, 2017 Widespread freshwater flooding occurred in the Beaumont and Port Arthur areas. At Ellington Field Joint Reserve Base, scores of air cadets and soldiers held onto the wings of airplanes to prevent them from going airborne; almost two dozen were injured in the aftermath. Offshore, the hopper dredge Galveston and tugboat Titan were capsized, leading to a total of 15 deaths. Overall, damage from the hurricane reached $17 million, 19 deaths were documented, and hundreds of people were injured. As a result of the casualties, the decision to censor information during an approaching storm was never again repeated.
Tropical Storm Two
Atl Tropical Storm Two surface analysis 1943.jpg AL02 1943 path.png August 13 August 19 50 1005
A minimal tropical storm was first discovered about 80 mi (130 km) east of Antigua and Barbuda around 12:00 UTC on August 13. It passed just north of the Caribbean while on a west-northwest track, reaching peak winds of 60 mph (95 km/h) by early on August 16. It curved northwest the following day before then turning northeast between the East Coast of the United States and Bermuda. The storm steadily lost intensity and transitioned into an extratropical cyclone by 12:00 UTC on August 19, and it was last documented six hours later. In the wake of the 1943 Surprise Hurricane, this was the first tropical cyclone that reconnaissance aircraft flew through and had observations reported back to the Weather Bureau during real-time operations. Early in its duration, the storm dropped rainfall over the Lesser Antilles, with Saint Kitts recording a peak 24-hour total of 81 mm in on flip at La Guerite.Mazurie, Roland Borel, François Huc, Jean-Claude October 10, 2024 Cyclone tropical n° 2 1943 – Passage sur les Petites Antilles le 13 août 3 https://atlas.amicale-des-ouragans.org/1851_1949/dossiers/AL021943/1943_AL02_CR_ado.pdf Atlas des cyclones des Antilles françaises FR March 5, 2025
Hurricane Three
Atl Hurricane Three surface analysis 1943.jpg AL03 1943 path.png August 19 August 25 120
The third tropical cyclone of the 1943 season was noted about 265 mi (425 km) east of Barbados around 06:00 UTC on August 19. Like its predecessor, the storm steered clear of the Caribbean on its west-northwest course, producing only minor squally weather across the Leeward Islands as it intensified.Documentation of Atlantic Tropical Cyclones Changes in HURDAT http://www.aoml.noaa.gov/hrd/hurdat/metadata_master.html Atlantic Oceanographic and Meteorological Laboratory May 12, 2017 It became a hurricane around 00:00 UTC on August 20, intensified into the season's first major hurricane by 18:00 UTC on August 22, and further organized to attain its peak intensity as a Category 4 hurricane with winds of 140 mph (220 km/h) around 06:00 UTC on August 24. It curved northeast after passing within 165 mi (265 km) of Bermuda, where winds peaked at 81 mph (130 km/h), interacting with a high-latitude cyclone to become extratropical by 00:00 UTC on August 26. The post-tropical cyclone gradually lost strength and was last noted over the far northern Atlantic.
Hurricane Four
Atl Hurricane Four surface analysis 1943.jpg AL04 1943 path.png September 1 September 9 105
A few days after the dissipation of Hurricane Three, a new tropical storm on the cusp of hurricane intensity was identified about 630 mi (1,015 km) southeast of Bermuda around 06:00 UTC on September 1. The system steadily strengthened as it moved erratically, attaining peak winds of 120 mph (195 km/h) by 06:00 UTC on September 4. After passing within 120 mi (195 km) of Bermuda, delivering a period of tropical storm-force winds to the island, the hurricane was directed north and then northeast by a developing area of high pressure. It brushed Nova Scotia before moving ashore the southern coastline of Newfoundland, ultimately transitioning into an extratropical cyclone by 00:00 UTC on September 10.
Tropical Storm Five
Atl Tropical Storm Five surface analysis 1943.jpg AL05 1943 path.png September 13 September 15 45 1005
The northern end of a trough developed into a tropical depression just north of the Berry Islands in The Bahamas around 00:00 UTC on September 13. It attained tropical storm intensity six hours later and attained peak winds of 50 mph (85 km/h) by 18:00 UTC as it moved north-northeast. The cyclone lost tropical characteristics by 12:00 UTC on September 15 while positioned about 95 mi (155 km) south-southeast of Nantucket and subsequently tracked across Nova Scotia and Newfoundland. It was last observed over the northern Atlantic on September 17. Impacts from the storm were relegated to heavy rainfall along the shores of Nantucket, "extraordinarily high tides" northeast from Cape Cod, as well as gale-force winds and 1.2 in (30 mm) of rainfall from the post-tropical cyclone within Nova Scotia.Environment and Climate Change Canada: 1943–5 https://www.ec.gc.ca/hurricane/default.asp?lang=En&n=BEC60726-1 Government of Canada June 2, 2017 https://web.archive.org/web/20130703025016/http://www.ec.gc.ca/Hurricane/default.asp?lang=En&n=BEC60726-1 July 3, 2013 live
Hurricane Six
Atl Hurricane Six surface analysis 1943.jpg AL06 1943 path.png September 15 September 20 85
A circulation aloft was first documented across the western Gulf of Mexico on September 12. It became evident in surface maps three days later, marking the formation of a tropical storm by 18:00 UTC about 270 mi (435 km) southeast of Matamoros, Tamaulipas. The nascent cyclone tracked northwest and attained hurricane intensity on September 16 before reaching its peak as a Category 2 hurricane with winds of 100 mph (160 km/h) the following morning. Thereafter, an area of high pressure over the northern High Plains forced the system to complete a counter-clockwise loop. It turned northeast and steadily weakened before reaching the southern coastline of Louisiana as a tropical depression by 12:00 UTC on September 20.
As a tropical cyclone, the system produced tropical storm-force winds along a wide stretch of the Texas coastline, peaking at 62 mph (100 km/h) in Freeport. A tide of 4.5 ft (1.4 m) was also recorded there. About five percent of the rice crop in Jefferson County was ruined, while buildings were damaged around Galveston. Farther east, much of southern Mississippi and Louisiana received between 5–10 in (127–254 mm) of rainfall, peaking at 19 in (482 mm) in Morgan City, Louisiana. The combination of heavy precipitation and backwater flooding led to 3–5 ft (0.9–1.5 m) of inundation just south of Raceland. Levees in False Bayou came within inches of overflowing, forcing numerous families to higher grounds. Total damage along the coastline reached $419,000.
Tropical Storm Seven
Atl Tropical Storm Seven surface analysis 1943.jpg AL07 1943 path.png September 28 October 1 55 997
A tropical wave ascended to tropical storm status by 06:00 UTC on September 28 while located about 230 mi (370 km) south of Bermuda. It moved northwest and then west-northwest, steadily organizing to attain peak winds of 65 mph (100 km/h) early on September 30. The storm then moved ashore the central coast of Maryland and was last distinguishable near Williamsport, Pennsylvania, around 00:00 UTC on October 2. Considerable damage to crops, and lesser damage to structures, was inflicted throughout the Norfolk and Cape Charles, Virginia, areas, with damage estimated at $20,000. Rainfall was generally light, peaking at 4.6 in (117 mm) in Diamond Springs, but did result in some street flooding. A small ship and several small boats were sunk. Atlantic City, New Jersey, reported a maximum gust of 70 mph (113 km/h), and only slightly weaker gusts were recorded throughout Virginia. One death was reported.
Tropical Storm Eight
Atl Tropical Storm Eight surface analysis 1943.jpg AL08 1943 path.png October 1 October 3 60 999
On the first day of October, a strong tropical storm with winds of 70 mph (110 km/h) was observed about 620 mi (1,000 km) southeast of Bermuda, where winds near gale-force were later observed. No further intensification occurred as the cyclone moved northwest and then curved northeast, and it transitioned into an extratropical cyclone by 06:00 UTC on October 3. The system crossed Nova Scotia and Newfoundland before entering the far northern Atlantic.
Hurricane Nine
Atl Hurricane Nine surface analysis 1943.jpg AL09 1943 path.png October 11 October 17 95
Hurricane San Calixto of 1943
A tropical storm was documented passing through the Windward Islands into the Caribbean Sea early on October 11. It intensified into a hurricane by 12:00 UTC the next morning, whereupon it began a curve toward the north. The cyclone passed through the Mona Passage and attained its peak a Category 2 hurricane with winds of 110 mph (175 km/h) shortly thereafter. Passing within 180 mi (290 km) of Bermuda, it produced winds around tropical storm-force there before it was last documented over the northwestern Atlantic early on October 17.
As the cyclone entered the Caribbean Sea, it produced maximum winds of 40–50 mph (64–80 km/h) in Saint Lucia. Puerto Rico recorded winds near 60 mph (97 km/h) which unroofed houses. Heavy rainfall, peaking at 17.6 in (447 mm) in Toro Negro, led to flooding in several communities. The combination of strong winds, heavy rainfall, and high seas resulted in severe damage to the island's coffee crop. As the hurricane passed through the western Atlantic, Bermuda recorded a period of tropical storm-force winds. The {[USS|Lee Fox}] encountered the storm on its voyage and was nearly capsized.Dictionary of American Naval Fighting Ships https://www.ibiblio.org/hyperwar///////USN/ships/danfs/APD/apd45.html Office of the Chief of Naval Operations May 12, 2017 As a post-tropical cyclone, the system produced winds near 70 mph (110 km/h) across Nova Scotia, cut electricity to Liverpool and Annapolis Valley (where the apple crop sustained $300,000 in losses), and disrupted telephone service in Halifax. Heavy surf washed out a 200 ft (60 m) section of railway in Shelburne while some railway lines in Lockeport suffered damage. A barge was severed from a large ship in Halifax and went aground on Georges Island.Environment and Climate Change Canada: 1943–9 https://www.ec.gc.ca/hurricane/default.asp?lang=En&n=979CF026-1 Government of Canada June 2, 2017 https://web.archive.org/web/20130703045659/http://www.ec.gc.ca/hurricane/default.asp?lang=En&n=979CF026-1 July 3, 2013 live
Tropical Storm Ten
Atl Tropical Storm Ten surface analysis 1943.jpg AL10 1943 path.png October 20 October 26 40 1004
The final tropical cyclone of the season formed about 160 mi (260 km) northeast of the Honduras–Nicaragua border around 12:00 UTC on October 20. The fledgling cyclone intensified into a tropical storm twelve hours later and then attained winds of 45 mph (75 km/h) a while thereafter, marking its peak intensity. The system moved west for several days and passed through the Belize Barrier Reef before executing a sharp eastward turn early on October 24, causing only delayed shipping and aviation schedules,Storm Reported To South of Cuba https://www.newspapers.com/clip/10907814/newspress/ The News-Press October 22, 1943 May 10, 2017 Fort Myers, Florida 1 Newspapers.com as well as peak winds of 35 mph (56 km/h) in the Swan Islands. From there, it maintained its status as a weak storm before transitioning into a post-tropical cyclone about 130 mi (215 km) southwest of the Cayman Islands by 06:00 UTC on October 26.
Other systems
On June 23, a 1,015 mb (hPa; 29.98 inHg) closed low—likely a tropical depression–was documented over the Little Bahama Banks. It drifted slowly northwest, moving ashore near the Florida–Georgia border by early on June 27. Gusty winds were recorded in Jacksonville and Savannah, but otherwise no impacts of note occurred.
Season effects
This is a table of all the storms that have formed in the 1943 Atlantic hurricane season. It includes their duration, names, landfall(s), denoted in parentheses, damage, and death totals. Deaths in parentheses are additional and indirect (an example of an indirect death would be a traffic accident), but were still related to that storm. Damage and deaths include totals while the storm was extratropical, a wave, or a low, and all the damage figures are in 1943 US$.
center
1943 North Atlantic tropical cyclones
depression Depression June 23–27 30 (45) 1011 Florida, Georgia None None
cat2 One July 25–30 105 (165) 967 Texas, Louisiana $17 million 19
storm Two August 13–19 60 (95) 1005 None None None
cat4 Three August 19–25 140 (220) Unknown Leeward Islands, Bermuda None None
cat3 Four September 1–9 120 (195) Unknown Bermuda None None
storm Five September 13–15 50 (85) 1005 New England, Nova Scotia Minimal None
cat2 Six September 15–20 100 (160) Unknown Gulf Coast of the United States $419,000 None
storm Seven September 28 – October 1 65 (100) 997 Virginia, New Jersey $20,000 1
storm Eight October 1–3 70 (110) 999 Bermuda None None
cat2 Nine October 11–17 110 (175) Unknown Leeward Islands, Puerto Rico, Bermuda $300,000 None
storm Ten October 20–26 45 (75) 1004 Honduras None None
10 July 25 – October 26 140 (220) 967 $17.739 20
See also
1943 Pacific hurricane season
1943 Pacific typhoon season
1900–1950 South-West Indian Ocean cyclone seasons
1940s Australian region cyclone seasons
1940s South Pacific cyclone seasons
Footnotes
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References
External links
Monthly Weather Review
1940 Atlantic hurricane
1943
Category:Meteorological events in 1943
Category:1943 natural disasters