Enhanced Risk for Severe Thunderstorms Across the Upper Midwest; Flash Flooding Possible from the Upper Midwest to Southern Plains and Desert Southwest Through Friday

Portions of the Upper Midwest will see an increased threat for severe thunderstorms through this evening, with a few strong tornadoes possible. The same region remains on alert for additional flash flood concerns. Heavy rainfall may lead to flash flooding across the Desert Southwest today, and Southern Plains by Friday. Finally, Major-to-record river flooding continues across the Carolinas.
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Last Update: 956 AM HST Thu Sep 20 2018

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Honolulu, HI Local Forecast Office

Kihei HI

Marine Zone Forecast

...SMALL CRAFT ADVISORY IN EFFECT FROM FRIDAY MORNING THROUGH

Synopsis: PHZ100-210845- 956 AM HST Thu Sep 20 2018 .Synopsis for Hawaiian coastal waters... A surface trough currently located near Maui County is moving west through the island chain today. As the surface trough exits the Hawaiian waters late today, trade winds will begin to strengthen and is expected to stay breezy through Saturday. Winds will likely weaken slightly and shift around to the southeast Sunday through early next week as an area of low pressure forms several hundred miles northwest of Kauai. $$

Rest Of Today
North winds 15 knots. Wind waves 2 feet or less. Scattered showers in the afternoon.
Tonight
North winds 15 knots. Wind waves 2 feet or less.
Friday
North winds to 25 knots. Wind waves 2 feet or less.
Friday Night
Northeast winds to 25 knots. Wind waves 2 feet or less.
Saturday
North winds to 25 knots. Wind waves 2 feet or less.
Saturday Night
North winds 20 knots. Wind waves 2 feet or less.
Sunday
Northeast winds 15 knots. Wind waves 2 feet or less.
Monday
Northeast winds 10 knots becoming variable less than 10 knots. Wind waves 2 feet or less.
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ABOUT THIS FORECAST

Last Update: 956 AM HST Thu Sep 20 2018
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