Watches, Warnings, and Advisories

Current Watches, Warnings and Advisories for Windward Haleakala (HIZ020) Hawaii Issued by the National Weather Service


Flash Flood Watch Flash Flood Watch - Windward Haleakala (Hawaii)

Updated:Sun, 18-Feb-2018 2:58pm HST
Effective:Sun, 18-Feb-2018 2:58pm HST
Expires:Mon, 19-Feb-2018 6:00pm HST

Areas affected: Big Island Interior; Big Island North and East; Central Oahu; Haleakala Summit; Kahoolawe; Kauai Leeward; Kauai Mountains; Kauai Windward; Kohala; Kona; Lanai Makai; Lanai Mauka; Leeward Haleakala; Maui Central Valley; Maui Leeward West; Maui Windward West; Molokai Leeward; Molokai Windward; Niihau; Oahu Koolau; Oahu North Shore; Oahu South Shore; Olomana; South Big Island; Waianae Coast; Waianae Mountains; Windward Haleakala
Instructions: A flash flood watch means that conditions may develop that lead to flash flooding. Flash flooding is a dangerous situation. Please monitor forecasts and be prepared to take action should flash flood warnings be issued.

Message summary: ...flash flood watch for all islands through monday afternoon...
.a strong upper-level trough near kauai will combine with abundant low-level moisture associated with a surface trough to bring widespread heavy rain and thunderstorms.
...flash flood watch remains in effect through monday afternoon...
The flash flood watch continues for
* all hawaiian islands.
* through monday afternoon.
* abundant low level moisture will combine with a strong disturbance aloft to bring widespread heavy rain and thunderstorms.
* rapidly developing and slow-moving heavy showers and thunderstorms will continue to impact both windward and leeward areas. Many areas are already saturated, and any additional rainfall will quickly lead to flash flooding.
...view the complete message

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Source: NWS Watches, Warnings or Advisories for zone HIZ020

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