Heavy Rainfall and Flash Flood Threat for the Southern Plains Today; Severe Thunderstorms from the Northeast to the Ohio Valley

Heavy rains are leading to an elevated concern for flash flooding across parts of Oklahoma and Texas today, and this heavy rainfall will spread slowly east over the weekend. Severe thunderstorms may produce damaging winds and a few tornadoes across parts of the Northeast and Ohio Valley this afternoon and evening. Significant river flooding continues across the Carolinas.
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Coastal Waters Forecast for Boston Harbor (ANZ230) (Text-Only)
NWS Forecast for: Boston Harbor (ANZ230)
Issued by: National Weather Service Norton, MA
Last Update: 342 PM EDT Fri Sep 21 2018
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Tonight: SW winds 10 to 15 kt with gusts up to 30 kt. Waves around 2 ft. A chance of showers with a slight chance of tstms after midnight with vsby 1 to 3 nm.

Sat: NW winds 10 to 15 kt, becoming N 5 to 10 kt in the afternoon. Gusts up to 25 kt. Waves around 2 ft.

Sat Night: N winds around 5 kt. Waves 1 foot or less.

Sun: NW winds around 5 kt. Waves 1 foot or less.

Sun Night: NW winds around 5 kt, becoming NE 10 to 15 kt with gusts up to 20 kt after midnight. Waves 2 to 3 ft.

Mon: NE winds 10 to 15 kt. Gusts up to 20 kt in the morning. Waves 2 to 3 ft.

Mon Night: E winds 5 to 10 kt. Waves 1 foot or less, except 2 to 4 ft at the outer harbor entrance.

Tue: SE winds 5 to 10 kt with gusts up to 20 kt. Waves 2 to 3 ft. A chance of showers.

Tue Night: S winds 10 to 15 kt with gusts up to 20 kt. Waves around 2 ft. Showers likely.

Wed: S winds around 10 kt with gusts up to 20 kt. Waves around 2 ft. Showers likely.

Wed Night: W winds 5 to 10 kt. Waves 1 foot or less. A chance of showers. winds and waves higher in and near tstms. seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height.



Zone Forecast: Boston Harbor (ANZ230)

Visit your local NWS office at: http://www.weather.gov/boston