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Monthly Eastern North Pacific Tropical Weather Summary

ABPZ30 KNHC 011739

Monthly Tropical Weather Summary
NWS National Hurricane Center Miami FL
800 AM PDT Fri Sep 01 2017

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

Three named storms formed in the eastern North Pacific basin in
August, with one of them, Kenneth, becoming a major hurricane.  One
tropical depression also formed during the month.  Based on a
30-year (1981-2010) climatology, three named storms typically form
in the basin in August, with two of those becoming hurricanes and
one reaching major hurricane intensity.

In terms of Accumulated Cyclone Energy (ACE), which measures the
combined strength and duration of tropical storms and hurricanes,
activity so far in 2017 has been about 30 percent above normal.

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

Summary Table

Name                 Dates         Max Wind (mph)
TS Adrian           9-11 May            45
TS Beatriz     31 May- 2 Jun            45*
TS Calvin          11-13 Jun            40
H  Dora            25-28 Jun            90
MH Eugene           7-12 Jul           115
MH Fernanda        12-22 Jul           145
TS Greg            17-26 Jul            60
TD Eight-E         18-20 Jul            35
H  Hilary          21-30 Jul           105
H  Irwin       22 Jul- 1 Aug            90
TD Eleven-E         4- 5 Aug            35
TS Jova            12-13 Aug            40
MH Kenneth         18-23 Aug           130
TS Lidia       31 Aug-                  65

* Denotes a storm for which the post-storm analysis is complete.

Hurricane Specialist Unit

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