Citizens of Hawaii are advised to look out for emergency sirens, alerts, wireless notifications, or flashes of "brilliant white light" that will indicate that a nuclear detonation is incoming or underway.
Photo from Wikimedia Commons
From there, the agency instructs citizens to get indoors, stay indoors, and stay tuned via radio as "cell phone, television, radio, and internet services will be severely disrupted or unavailable." Instead, expect only local radio stations to survive and function.
If indoors, citizens should avoid windows. If driving, citizens should pull off the road to allow emergency vehicles access to population centers. Once inside, Hawaiians should not leave home until instructed to or for two full weeks, as dangerous nuclear fallout could sicken or kill them.
Read the full release below:
Courtesy of Hawaii Emergency Management Agency