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weather NWS moderate Hawaii in Hawaii, HI; Oahu in Honolulu, HI; Kauai, HI; Maui, HI October 25, 2026 at 2:13 PM

Hydrologic Outlook

ESFHFO

A significant pattern change is expected Monday night through at least Thursday as deep tropical moisture is brought north. A combination of surface lows and troughs will bring exceptionally moist air over the eastern end of the state beginning Monday night and extending to all islands Tuesday. Heavy rain and thunderstorms are possible throughout this period. Models have not converged on details yet, so exact locations, timing, and rainfall amounts are not certain. Please be prepared for periods of heavy rain this coming week.

Keep up to date with the latest forecast information through the Internet (weather.gov/hawaii), local media, social media, or NOAA Weather Radio broadcasts.

An updated outlook will be issued Sunday by 6 PM HST or sooner if necessary.

Local conditions in Hawaii in Hawaii, HI; Oahu in Honolulu, HI; Kauai, HI; Maui, HI may affect travel, public safety, or daily routines. Stay informed and adjust plans if conditions change.

This report is based on information from NWS, monitored by Alert USA's verified emergency feed.

Residents should be prepared for possible effects on travel, public safety, and daily routines while the situation remains active.

Recommended steps: stay informed via official sources; avoid non-essential travel in the area; secure outdoor items if weather is involved; check on family and neighbors.

Alert USA is tracking this developing situation and will update this report as verified information becomes available.

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