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Hurricane Darby (1992)

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Hurricane Darby
hurricane
Hurricane Darby
FormedJuly 2, 1992
DissipatedJuly 10, 1992
Highest winds1-minute sustained: 195 km/h (120 mph)
Lowest pressure968 mbar (hPa) hPa (mbar)
Fatalities3
Areas affectedMexico, California
Part of the 1992 Pacific hurricane season

Hurricane Darby was the fourth named storm of the 1992 Pacific hurricane season. The origins of Darby were from a tropical wave which moved off the coast of Africa on June 19. It traversed the Atlantic, and moved across Mexico, where it re-emerged in the Pacific on June 29 and became a tropical depression on July 2, a tropical storm on July 5, and a hurricane on July 6. The storm remained well offshore, although it killed three people.

Meteorological history

Map plotting the storm's track and intensity, according to the Saffir–Simpson scale
Map key
  Tropical depression (≤38 mph, ≤62 km/h)
  Tropical storm (39–73 mph, 63–118 km/h)
  Category 1 (74–95 mph, 119–153 km/h)
  Category 2 (96–110 mph, 154–177 km/h)
  Category 3 (111–129 mph, 178–208 km/h)
  Category 4 (130–156 mph, 209–251 km/h)
  Category 5 (≥157 mph, ≥252 km/h)
  Unknown
Storm type
triangle Extratropical cyclone, remnant low, tropical disturbance, or monsoon depression

Darby's origins can be traced back to a tropical wave which emerged off the African coast on June 19.[1] The wave tracked westward across the Atlantic without further development. It moved across the Caribbean and tracked into Mexico, re-emerging in the Pacific on June 29.[1] The wave began to organize, and became Tropical Depression 5-E on July 2 while moving southwest. The wave continued to organize and on July 4, it was upgraded into Tropical Storm Darby.[1] The tropical storm intensified to hurricane status as it brushed by the southern tip of Baja California. Although the storm remained well offshore, it contained a large circulation which produced tropical storm force winds extending up to 300 miles (480 km) away from the center.[2] As Darby passed by, Socorro Island recorded a minimum pressure of 974 hPa.[2] The storm then reached its peak intensity of 968 hPa before beginning a weakening trend due to colder waters.[1]

Darby, now as a Category 2 hurricane on the Saffir-Simpson Hurricane Scale, was moving to the northwest near 20 mph (32 km/h).[3] Darby continued on a northwest track as it moved away from the Baja California on July 6.[4] As the storm moved over cooler waters, deep convection decreased, and Darby was downgraded to a tropical storm on July 7.[1] Darby, now losing tropical characteristics, was downgraded to a tropical depression on July 9.[1] Darby soon dissipated, and moved into the southwest United States producing light rainfall.[1] By July 10, Darby had lost all of its tropical characteristics. As the remnant low pressure meandered across the southwest United States it moved north, and tracked offshore of California, where it persisted as a remnant low and produced shower activity to parts of California.[1]

Preparations and Impact

Although Darby remained well offshore, the large size of the hurricane's circulation prompted the government of Mexico to issue tropical storm warnings for the southern tip of Baja California.[5]

The United States Coast Guard reported two separate boating accidents in Los Angeles, which were directly related to Darby. The first was a boat that experienced engine failure off the California coast.[6] The seven people on board abandoned the boat, and were rescued.[6] The second report was a boat that reported to be taking on water off the coast of California, on July 8.[5] A news source also reported that a tuna fishing boat experienced technical difficulties, but this is not official.[5]

The effects from Darby were mostly minor, with three deaths reported by a Mexican newspaper.[6] Four fishermen were reported missing, and onshore, 180 small stores were damaged along the Acapulco city port.[6] Rainfall was mainly light, although some locations picked up 5 inches (125 mm).[6] In California, Darby's remnants produced overcast skies around the Edwards Air Force Base. This caused the landing of the Space Shuttle Columbia to be postponed for a day at the conclusion of STS-50, as well as the landing happening at Kennedy Space Center.[5][7]

See also

Template:Tcportal

References

  1. ^ a b c d e f g h Britt Max Mayfield (1992-08-09). "Hurricane Darby Preliminary Report    — Page 1". National Hurricane Center. Retrieved 2007-08-18. Cite error: The named reference "DarbyTCR1" was defined multiple times with different content (see the help page).
  2. ^ a b Mayfield (1992). "Hurricane Darby public advisory #14A". National Hurricane Center. Retrieved 2008-01-12. Cite error: The named reference "disc1" was defined multiple times with different content (see the help page).
  3. ^ Jarrel (1992). "Hurricane Darby public advisory #15". National Hurricane Center. Retrieved 2008-01-12.
  4. ^ Pasch (1992). "Hurricane Darby public advisory #17". National Hurricane Center. Retrieved 2008-01-12.
  5. ^ a b c d Britt Max Mayfield (1992-08-09). "Hurricane Darby Preliminary Report    — Page 3". National Hurricane Center. Retrieved 2007-08-18.
  6. ^ a b c d e Britt Max Mayfield (1992-08-09). "Hurricane Darby Preliminary Report    — Page 2". National Hurricane Center. Retrieved 2007-08-18.
  7. ^ "STS-50". National Aeronautics and Space Administration. Retrieved 2008-02-20.