Strong Storms for Midwest; Very Active Weather Pattern for West

Strong thunderstorms with isolated severe hail are possible today across northern Iowa and southern Minnesota today. Otherwise, a very active and wet weather pattern is expected through early next week for the West Coast and Western U.S. A number of Pacific storm systems will deliver enhanced and excessive rainfall along with mountain snow.
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Last Update: 305 AM HST Wed Oct 20 2021

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Honolulu, HI Local Forecast Office

32NM SE Lihue HI

Marine Zone Forecast


Synopsis: PHZ100-210145- 305 AM HST Wed Oct 20 2021 .Synopsis for Hawaiian coastal waters... Generally gentle to moderate trade winds today as a ridge of high pressure stalls just north of the state. A weak frontal boundary with move over the area tonight through Friday that may increase shower coverage. High pressure will rebuild north of the state Thursday and this will initiate the return of fresh to locally strong trades this weekend. $$

Today
Northeast winds 15 knots. Wind waves 3 feet. North to northwest swell 5 feet. Isolated showers in the morning.
Tonight
Northeast winds 10 knots. Wind waves 3 feet. North to northwest swell 5 feet. Isolated showers in the evening, then scattered showers after midnight.
Thursday
Northeast winds 15 knots. Wind waves 2 feet or less. North to northwest swell 5 feet. Scattered showers.
Thursday Night
East winds 15 knots. Wind waves 3 feet. North swell 5 feet. Scattered showers.
Friday
Northeast winds 15 knots. Wind waves 6 feet. North swell 6 feet. Scattered showers.
Friday Night
East winds 20 knots. Wind waves 6 feet. North swell 7 feet. Scattered showers in the evening, then isolated showers after midnight.
Saturday
East winds 20 knots. Wind waves 7 feet. North swell 4 to 6 feet. Isolated showers.
Sunday
East winds 20 knots. Wind waves 6 feet. North swell 4 feet. Isolated showers.
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ABOUT THIS FORECAST

Last Update: 305 AM HST Wed Oct 20 2021
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