He said at the least, he should have worded it, "In the event of an unlikely nuclear attack".
Tensions have risen in recent weeks over North Korea's nuclear weapons and missile programs as Pyongyang has test-fired several missiles and conducted what it said was a test explosion of a hydrogen bomb as it advances toward its goal of developing a nuclear-tipped missile capable of hitting the USA mainland.
State Senate President Ronald D. Kouchi (D), who also attended the meeting, said "It's very unsettling".
The email is part of a broad state campaign to better prepare residents and visitors for the unlikely but not impossible threat of a nuclear missile attack that North Korea poses to the islands.
"It could be the most powerful detonation of an H-bomb in the Pacific", Foreign Minister Ri Yong Ho told reporters.
Turkish Officials to Boycott Meetings with US Ambassador: Erdogan
Turkey considers the Gulen network as a "terrorist organization" and suspects linked to it will face severe terrorism charges. A US court also indicted 15 of Erdogan's guards after they clashed with protesters during his visit to Washington in May.
Bloomberg reported Wednesday that a local South Korea daily newspaper, the Asia Business Daily, spoke with sources who said North Korea plans to launch "multiple short-range rockets" October 18.
The EU also said a total number of 63 individuals and 53 entities were sanctioned under restrictive measures as listed by the United Nations, while 38 individuals and four entities have been designated by the bloc autonomously.
A photo distributed by the North Korean government shows leader Kim Jong Un at an undisclosed location inspecting a weapon.
If North Korea were to attack Hawaii, it's likely target would be Honolulu.
The sanctions include a ban on the sale of natural gas liquids to North Korea and limitations to the sale of crude oil and refined petrol products.
Trump may visit the border between North and South Korea next month and "send a significant message to North Korea, either verbally or "kinetically", the South Korean Yonhap News Agency reported, relying on a "defense source".