Slight risk of severe weather on Monday

The NWS Storm Prediction Center expects a slight risk of severe weather on Monday. The area of greatest concern extends from western Maine to eastern Ohio. The main threats with these storms will be damaging winds and large hail, but an isolated tornado cannot be ruled out.
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Last Update: 930 PM HST SUN AUG 2 2015

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Honolulu, HI Local Forecast Office

28NM NNE Papaaloa HI

Marine Zone Forecast


Synopsis: HIGH PRESSURE WILL REMAIN CENTERED FAR NORTH-NORTHEAST OF THE STATE ALL WEEK. TROPICAL CYCLONE GUILLERMO WILL NEAR THE STATE FROM THE EAST TUESDAY AND MAY THREATEN THE ISLANDS WEDNESDAY AND THURSDAY. A WEAK LOW WILL CONTINUE PASSING SOUTH OF THE STATE TONIGHT.

Rest Of Tonight
Northeast winds 15 kt. Wind waves 5 ft. Swell east 6 ft. Numerous showers early in the evening...then rain likely after midnight.
Monday
Northeast winds 15 kt. Wind waves 5 ft. Swell east 7 ft. Scattered showers.
Monday Night
Northeast winds 15 kt. Wind waves 4 ft. Swell east 7 ft. Scattered showers in the evening...then isolated showers after midnight.
Tuesday
Northeast winds 15 kt. Wind waves 4 ft. Swell east 7 ft. Isolated showers.
Tuesday Night
Northeast winds 20 kt rising to gales to 35 kt after midnight. Wind waves 6 ft increasing to 18 ft after midnight. Swell east 7 ft. Numerous showers in the evening...then frequent showers after midnight.
Wednesday
Northeast gales to 40 kt. Wind waves 25 ft. Swell east 8 ft. Heavy rain.
Wednesday Night
East gales to 35 kt. Wind waves 20 ft. Swell east 12 ft. Heavy rain.
Thursday
East winds 20 kt. Wind waves 8 to 10 ft. Swell east 8 to 9 ft. Numerous showers.
Friday
East winds 15 kt. Wind waves 6 to 7 ft. Swell east 3 ft. Showers likely.
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Last Update: 930 PM HST SUN AUG 2 2015
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