Monthly Eastern North Pacific Tropical Weather Summary (Text)

ABPZ30 KNHC 011528

Monthly Tropical Weather Summary
NWS National Hurricane Center Miami FL
800 AM PDT Sun Sep 1 2019

For the eastern North Pacific, east of 140 degrees west longitude:

Tropical cyclone activity during August was below average for the
eastern North Pacific basin, with three named storms forming during
the month and none of them becoming hurricanes.  Based on a 30-year
(1981-2010) climatology, three to four named storms typically form
during August, with two of those storms becoming hurricanes and one
reaching major hurricane intensity.  This is the first time since
1973 that no hurricanes have been observed in the basin during

In terms of Accumulated Cyclone Energy (ACE), which measures the
strength and duration of tropical storms and hurricanes, activity
in the basin so far in 2019 is below normal.

Reports on individual cyclones, when completed, are available at
the National Hurricane Center website at:

Summary Table

Name                 Dates         Max Wind (mph)
H  Alvin           25-29 Jun             75
MH Barbara     30 Jun- 6 Jul            155
TS Cosme            6- 7 Jul             50*
TD Four-E          12-13 Jul             35*
TS Dalila          22-25 Jul             45*
MH Erick       27 Jul- 4 Aug            130**
H  Flossie     28 Jul- 5 Aug             80
TS Gil              3- 4 Aug             40
TS Henriette       12-13 Aug             40
TS Ivo             21-25 Aug             65

*  Denotes a storm for which the post-storm analysis is complete.
** Maximum winds (mph) occurred in the Central Pacific basin.

Hurricane Specialist Unit

Preliminary Eastern North Pacific Tropical Cyclone Tracks
Preliminary Eastern North Pacific Tropical Cyclone Tracks

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Page last modified: Sunday, 01-Sep-2019 15:28:26 UTC