Chapsteck Hurricane Center/Advisories

91N INVEST
Maximum Sustained Winds (1m): 25 kt

Location: 42.7N 138.8E

MSLP: 1009 mbar

FX SPECIAL ADVISORY 002 NPCF20 KCSHC 242328 PWONP NPAC-XAL

SPECIAL POLAR WEATHER OUTLOOK CHAPSTECK HURRICANE CENTER LAS VEGAS, NV 500 PM PDT SEP 12 2018

For the Northern Pacific basin:

This is a special outlook issued the by Chapsteck Hurricane Center. Special outlooks are issued in the offseason or intermediately between regularly scheduled outlooks. Regularly scheduled outlooks will begin on November 1.

WESTERN PACIFIC: 1. For the SEA OF JAPAN: A lingering disturbance has continued to show snowstorm activity while situated slightly to the east of Hokkaido. Recently, the disturbance has began to increase heavily in organization, and a polar depression or storm is likely to form while the system moves south at 3 mph. As the storm will likely impact land, the CPHC will likely declare a potential polar cyclone within the next day or so if this trend continues. Formation chance in 48 hours...low...30 percent. Formation chance in 5 days...high...70 percent. Formation chance in 8 days...high...70 percent.

CENTRAL PACIFIC: No polar cyclone activity is expected within the next 8 days.

EASTERN PACIFIC: No polar cyclone activity is expected within the next 8 days.

$$ Forecaster Chap