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Whiskey Time Zone (W) - Military Time

Whiskey time now

05:06:56
Mon, 4 Aug 2025
UTC Offset: UTC -10

Whiskey Time Zone (W) corresponds to UTC−10, placing it ten hours behind Coordinated Universal Time. It is designated by the letter "W" in military, aviation, and maritime operations to maintain standardized timekeeping. In civilian use, UTC−10 is observed as Hawaii Standard Time (HST) in Hawaii, and as Hawaii–Aleutian Standard Time (HAST) in parts of the Aleutian Islands (western Alaska), as well as in some islands of French Polynesia.

Importance and Global Use of Whiskey Time Zone

Whiskey Time is vital in military and long-range communication, particularly across the Pacific Ocean and remote island territories. The "W" designation ensures precise and unified coordination in military exercises, naval deployments, and aviation schedules, especially in regions far removed from major time zone hubs.

In civilian settings, UTC−10 is observed year-round in Hawaii, where no daylight saving time is used. This time zone is crucial for local government, tourism, transportation, and communication systems across Pacific territories, helping align regional activities with national and international operations despite the geographic isolation.

Where and When Whiskey time is used worldwide

Current time zone map of W
Operating on the same time (UTC -10).

Whiskey Time is used globally as a standardized reference in military and technical operations, and locally in Hawaii, the Aleutian Islands, and parts of French Polynesia. It aligns with UTC−10 and is geographically relevant between approximately 142.5° West and 157.5° West longitude.

Time entries often include the suffix "W", such as 08:00W or 0800W, pronounced "zero eight hundred Whiskey", ensuring consistent and reliable communication across international time-sensitive operations.

Some locations with the same time as Whiskey time:

Other Time Zones in UTC -10

Other time zones share the same offset as Whiskey Time Zone (W), but are known by different names. While their clocks align, they may represent different regions or countries based on local time zone definitions.