Timeline of the 2020 Pacific hurricane season

The 2020 Pacific hurricane season became the earliest starting Pacific hurricane season east of 140°W with the formation of Tropical Depression One-E on April 25. However, it officially began on May 15 in the Eastern Pacific and on June 1 in the Central Pacific. They both officially ended on November 30.

Timeline of the
2020 Pacific hurricane season
Season summary map
Season boundaries
First system formedApril 25, 2020
Last system dissipatedSeason ongoing
Strongest system
NameMarie
Maximum winds130 mph (215 km/h)
(1-minute sustained)
Lowest pressure947 mbar (hPa; 27.97 inHg)
Longest lasting system
NameDouglas
Duration8 days
Storm articles

Timeline
Tropical Storm Hernan (2020)Hurricane Genevieve (2020)Hurricane Douglas (2020)Tropical Storm Amanda (2020)Saffir–Simpson scale

April

April 25

  • 15:00 UTC (3:00 p.m. PDT) — Tropical Depression One-E forms, making it the first tropical cyclone in the basin for the season and also the record earliest tropical cyclone on record in the Eastern Pacific.[1]

April 27

May

May 15

  • The Eastern Pacific Hurricane Season officially begins.[3]

May 30

  • 21:00 UTC (4:00 p.m. CDT) — Tropical Depression Two-E forms off the coasts of El Salvador and Guatemala. [4]

May 31

June

June 1

  • The season in the Central Pacific officially begins.[3]

June 24

June 25
  • Tropical Depression Three-E strengthens into Tropical Storm Boris.[7]
  • Tropical Storm Boris weakens back to a tropical depression.[8]

June 27

June 29
  • Tropical Depression Four-E develops off the tip of the Baja California Peninsula.[10]

June 30
  • Tropical Depression Four-E dissipates.[11]

July 6

July 12

July 13
  • Tropical Depression Six-E develops off the coast of Mexico.[15]

July 14
  • Tropical Depression Six-E degenerates soon after forming into a tropical depression.[16]

July 19
  • Tropical Depression Seven-E forms after a large convective burst took place it would eventually develop into a tropical storm, but at the time the official forecast called for it to be a tropical depression.[17]

July 20
  • Tropical Depression Eight-E develops into a tropical depression.[18]
  • Tropical Depression Eight-E strengthens into Tropical Storm Douglas.[19]

July 21
  • Tropical Depression Seven-E degenerates into a remnant low.[20]

July 22

July 26

July 29
  • Tropical Storm Douglas degenerates into a remnant low.[24]

August 8
  • Tropical Depression Nine-E develops.[25]

August 9
  • Tropical Depression Nine-E strengthens into Tropical Storm Elida.[26]

August 10
  • Tropical Storm Elida strengthens into a hurricane.[27]

August 12

August 13
  • Tropical Depression Ten-E develops from a disturbance off the tip of the Baja California Peninsula.[30]

August 15
  • Tropical Depression Eleven-E develops.[31]

August 16
  • Tropical Depression Ten-E degenerates into a remnant low.[32]
  • Tropical Depression Eleven-E develops into Tropical Storm Fausto.[33]
  • Tropical Storm Fausto weakens into a tropical depression.[34]
  • Tropical Depression Twelve-E develops.[35]
  • Tropical Depression Twelve-E strengthens into Tropical Storm Genevieve.[36]

August 17
  • Tropical Depression Fausto degenerates into a remnant low.[37]
  • Tropical Storm Genevieve strengthens into a hurricane.[38]

August 18
  • Hurricane Genevieve strengthens into a major hurricane.[39]

August 20

August 21
  • Tropical Storm Genevieve becomes post-tropical.[41]

August 26

August 28
  • Tropical Storm Hernan becomes post tropical.[46]

August 30
  • Tropical Storm Iselle weakens into a tropical depression.[47]
  • Tropical Depression Iselle degenerates into a remnant low.[48]

September 5

September 6
  • Tropical Storm Julio weakens into a tropical depression.[50]

September 7
  • Tropical Depression Julio opens up into a trough and dissipates.[51]

September 12
  • Tropical Depression Sixteen-E develops.[52]

September 13

September 16
  • Tropical Storm Karina weakens into a tropical depression.[54]
  • Tropical depression Karina degenerates into a remnant low.[55]

September 20
  • Tropical Depression Seventeen-E develops.[56]

September 21
  • Tropical Depression Seventeen-E strengthens into tropical storm Lowell.[57]

September 25
  • Tropical Storm Lowell degenerates into a remnant low.[58]

September 29
  • Tropical Depression Eighteen-E forms.[59]
  • Tropical Depression Eighteen-E strengthens into Tropical Storm Marie.[60]

September 30
  • Tropical Storm Marie strengthens into a hurricane.[61]

October 2

October 4
  • Hurricane Marie weakens into a tropical storm,[63]

October 5
  • Tropical Depression Nineteen-E develops.[64]

October 6

October 7
  • Tropical Storm Norbert weakens into a tropical depression.[67]

October 10
  • Tropical Depression Norbert degenerates into a trough.[68]

October 13
  • Norbert reforms into a tropical depression.[69]
  • Tropical Depression Norbert unexpectedly restrengthens into a tropical storm.[70]

October 14
  • Norbert weakens into a tropical depression.[71]

October 15
  • Norbert degenerates into a remnant low.[72]

November 3
  • Tropical Storm Odalys forms.[73]

November 5

November 17
  • Tropical Depression twenty-One-E develops.[75]

November 18
  • Tropical Depression Twenty-One-E strengthens into Tropical Storm Polo.[76]

November 19
  • Tropical Storm Polo weakens into a tropical depression.[77]
  • Tropical Depression Polo degenerates into a post-tropical cyclone.[78]

November 30

  • The 2020 Eastern and Central Pacific hurricane season both officially end.[3]

See also

References
  1. Center, National Hurricane. "National Hurricane Center". www.nhc.noaa.gov. Retrieved 2020-05-01.
  2. "Post-Tropical Cyclone ONE-E". www.nhc.noaa.gov. Retrieved 2020-05-23.
  3. Neal Dorst (June 2, 2016). "TCFAQ G1) When is hurricane season?". Atlantic Oceanographic and Meteorological Laboratory. Archived from the original on 2009-05-05. Retrieved July 24, 2018.
  4. https://www.nhc.noaa.gov/archive/2020/ep02/ep022020.public.001.shtml?
  5. Stewart, Stacy. "Tropical Storm AMANDA Forecast Discussion Number 3". www.nhc.noaa.gov. Retrieved 2020-05-31.
  6. "Tropical Depression THREE-E". www.nhc.noaa.gov. Retrieved 2021-01-28.
  7. "Tropical Storm BORIS". www.nhc.noaa.gov. Retrieved 2021-01-28.
  8. "Tropical Depression BORIS". www.nhc.noaa.gov. Retrieved 2021-01-28.
  9. "Post-Tropical Cyclone BORIS". www.nhc.noaa.gov. Retrieved 2021-01-28.
  10. "Tropical Depression FOUR-E". www.nhc.noaa.gov. Retrieved 2021-01-28.
  11. "Post-Tropical Cyclone FOUR-E". www.nhc.noaa.gov. Retrieved 2021-01-28.
  12. "Tropical Depression FIVE-E". www.nhc.noaa.gov. Retrieved 2021-01-28.
  13. "Tropical Storm CRISTINA". www.nhc.noaa.gov. Retrieved 2021-01-28.
  14. "Post-Tropical Cyclone CRISTINA". www.nhc.noaa.gov. Retrieved 2021-01-28.
  15. "Tropical Depression SIX-E". www.nhc.noaa.gov. Retrieved 2021-01-28.
  16. "Remnants of SIX-E". www.nhc.noaa.gov. Retrieved 2021-01-28.
  17. "Tropical Depression SEVEN-E". www.nhc.noaa.gov. Retrieved 2021-01-28.
  18. "Tropical Depression EIGHT-E". www.nhc.noaa.gov. Retrieved 2021-01-28.
  19. "Tropical Storm DOUGLAS". www.nhc.noaa.gov. Retrieved 2021-01-28.
  20. "Post-Tropical Cyclone SEVEN-E". www.nhc.noaa.gov. Retrieved 2021-01-28.
  21. "Tropical Storm DOUGLAS". www.nhc.noaa.gov. Retrieved 2021-01-28.
  22. "Hurricane DOUGLAS". www.nhc.noaa.gov. Retrieved 2021-01-28.
  23. "Hurricane DOUGLAS". www.nhc.noaa.gov. Retrieved 2021-01-28.
  24. "Post-Tropical Cyclone DOUGLAS". www.nhc.noaa.gov. Retrieved 2021-01-28.
  25. "Tropical Depression NINE-E". www.nhc.noaa.gov. Retrieved 2021-01-28.
  26. "Tropical Storm ELIDA". www.nhc.noaa.gov. Retrieved 2021-01-28.
  27. "Hurricane ELIDA". www.nhc.noaa.gov. Retrieved 2021-01-28.
  28. "Tropical Storm ELIDA". www.nhc.noaa.gov. Retrieved 2021-01-28.
  29. "Post-Tropical Cyclone ELIDA". www.nhc.noaa.gov. Retrieved 2021-01-28.
  30. "Tropical Depression TEN-E". www.nhc.noaa.gov. Retrieved 2021-01-28.
  31. "Tropical Depression ELEVEN-E". www.nhc.noaa.gov. Retrieved 2021-01-28.
  32. "Post-Tropical Cyclone TEN-E". www.nhc.noaa.gov. Retrieved 2021-01-28.
  33. "Tropical Storm FAUSTO". www.nhc.noaa.gov. Retrieved 2021-01-28.
  34. "Tropical Depression FAUSTO". www.nhc.noaa.gov. Retrieved 2021-01-28.
  35. "Tropical Depression TWELVE-E". www.nhc.noaa.gov. Retrieved 2021-01-28.
  36. "Tropical Storm GENEVIEVE". www.nhc.noaa.gov. Retrieved 2021-01-28.
  37. "Post-Tropical Cyclone FAUSTO". www.nhc.noaa.gov. Retrieved 2021-01-28.
  38. "Hurricane GENEVIEVE". www.nhc.noaa.gov. Retrieved 2021-01-28.
  39. "Hurricane GENEVIEVE". www.nhc.noaa.gov. Retrieved 2021-01-28.
  40. "Tropical Storm GENEVIEVE". www.nhc.noaa.gov. Retrieved 2021-01-28.
  41. "Post-Tropical Cyclone GENEVIEVE". www.nhc.noaa.gov. Retrieved 2021-01-28.
  42. "Tropical Depression THIRTEEN-E". www.nhc.noaa.gov. Retrieved 2021-01-28.
  43. "Tropical Depression FOURTEEN-E". www.nhc.noaa.gov. Retrieved 2021-01-28.
  44. "Tropical Storm HERNAN". www.nhc.noaa.gov. Retrieved 2021-01-28.
  45. "Tropical Storm ISELLE". www.nhc.noaa.gov. Retrieved 2021-01-28.
  46. "Post-Tropical Cyclone HERNAN". www.nhc.noaa.gov. Retrieved 2021-01-28.
  47. "Tropical Depression ISELLE". www.nhc.noaa.gov. Retrieved 2021-01-28.
  48. "Post-Tropical Cyclone ISELLE". www.nhc.noaa.gov. Retrieved 2021-01-28.
  49. "Tropical Storm JULIO". www.nhc.noaa.gov. Retrieved 2021-01-28.
  50. "Tropical Depression JULIO". www.nhc.noaa.gov. Retrieved 2021-01-28.
  51. "Remnants of JULIO". www.nhc.noaa.gov. Retrieved 2021-01-28.
  52. "Tropical Depression SIXTEEN-E". www.nhc.noaa.gov. Retrieved 2021-01-29.
  53. "Tropical Storm KARINA". www.nhc.noaa.gov. Retrieved 2021-01-29.
  54. "Tropical Depression KARINA". www.nhc.noaa.gov. Retrieved 2021-01-29.
  55. "Post-Tropical Cyclone KARINA". www.nhc.noaa.gov. Retrieved 2021-01-29.
  56. "Tropical Depression SEVENTEEN-E". www.nhc.noaa.gov. Retrieved 2021-01-29.
  57. "Tropical Storm LOWELL". www.nhc.noaa.gov. Retrieved 2021-01-29.
  58. "Post-Tropical Cyclone LOWELL". www.nhc.noaa.gov. Retrieved 2021-01-29.
  59. "Tropical Depression EIGHTEEN-E". www.nhc.noaa.gov. Retrieved 2021-01-29.
  60. "Tropical Storm MARIE". www.nhc.noaa.gov. Retrieved 2021-01-29.
  61. "Hurricane MARIE". www.nhc.noaa.gov. Retrieved 2021-01-29.
  62. "Hurricane MARIE". www.nhc.noaa.gov. Retrieved 2021-01-29.
  63. "Tropical Storm MARIE". www.nhc.noaa.gov. Retrieved 2021-01-29.
  64. "Tropical Depression NINETEEN-E". www.nhc.noaa.gov. Retrieved 2021-01-31.
  65. "Post-Tropical Cyclone MARIE". www.nhc.noaa.gov. Retrieved 2021-01-29.
  66. "Tropical Storm NORBERT". www.nhc.noaa.gov. Retrieved 2021-01-31.
  67. "Tropical Depression NORBERT". www.nhc.noaa.gov. Retrieved 2021-01-31.
  68. "Remnants of NORBERT". www.nhc.noaa.gov. Retrieved 2021-01-31.
  69. "Tropical Depression NORBERT". www.nhc.noaa.gov. Retrieved 2021-01-31.
  70. "Tropical Storm NORBERT". www.nhc.noaa.gov. Retrieved 2021-01-31.
  71. "Tropical Depression NORBERT". www.nhc.noaa.gov. Retrieved 2021-01-31.
  72. "Post-Tropical Cyclone NORBERT". www.nhc.noaa.gov. Retrieved 2021-01-31.
  73. "Tropical Storm ODALYS". www.nhc.noaa.gov. Retrieved 2021-01-31.
  74. "Post-Tropical Cyclone ODALYS". www.nhc.noaa.gov. Retrieved 2021-01-31.
  75. "Tropical Depression TWENTY-ONE-E". www.nhc.noaa.gov. Retrieved 2021-01-31.
  76. "Tropical Storm POLO". www.nhc.noaa.gov. Retrieved 2021-01-31.
  77. "Tropical Depression POLO". www.nhc.noaa.gov. Retrieved 2021-01-31.
  78. "Post-Tropical Cyclone POLO". www.nhc.noaa.gov. Retrieved 2021-01-31.
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