Heavy Rain and Flooding, and Significant Wintry Impacts for the Central U.S.

A strong frontal boundary slowing as it moves into the central U.S. will tap into deep moisture to produce heavy rain and flooding, and a significant ice storm. Rain totals up to 7 inches, with isolated higher amounts, will be possible. Significant icing up to a third of an inch may occur in the central Plains and Middle Missouri Valley. Continued cold weather with snow to low elevations out west.
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Coastal Waters Forecast for Coastal waters from Port Fourchon Louisiana to Lower Atchafalaya River LA from 20 to 60 NM (GMZ570) (Text-Only)
NWS Forecast for: Coastal waters from Port Fourchon Louisiana to Lower Atchafalaya River LA from 20 to 60 NM (GMZ570)
Issued by: National Weather Service New Orleans/Baton Rouge, LA
Last Update: 316 PM CST Tue Feb 20 2018
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Tonight: Southeast winds near 15 knots. Seas 2 to 4 feet. Dominant period 7 seconds. Patchy fog.

Wednesday: Southeast winds near 15 knots. Seas 2 to 4 feet. Dominant period 7 seconds. Patchy fog through the day.

Wednesday Night: Southeast winds near 15 knots. Seas 2 to 4 feet. Dominant period 8 seconds. Patchy fog early in the evening, then widespread dense fog late in the evening.

Thursday: Southeast winds 10 to 15 knots. Seas 2 to 4 feet. Dominant period 7 seconds.

Thursday Night: Southeast winds 10 to 15 knots. Seas 2 to 4 feet. Dominant period 7 seconds. Slight chance of showers and thunderstorms.

Friday: Southeast winds 10 to 15 knots. Seas 2 to 4 feet. Dominant period 7 seconds. Chance of showers and thunderstorms.

Friday Night: Southeast winds 10 to 15 knots. Seas 2 to 4 feet. Dominant period 7 seconds. Chance of showers and thunderstorms through the night.

Saturday: South winds 15 to 20 knots. Seas 2 to 4 feet. Dominant period 7 seconds.

Saturday Night: South winds near 15 knots. Seas 2 to 4 feet. Slight chance of showers and thunderstorms.

Sunday: South winds 10 to 15 knots becoming southeast 5 to 10 knots late in the afternoon. Seas 2 to 4 feet. Slight chance of showers and thunderstorms through the day.

Sunday Night: South winds 10 to 15 knots. Seas 1 to 2 feet. Chance of showers and thunderstorms.



Zone Forecast: Coastal waters from Port Fourchon Louisiana to Lower Atchafalaya River LA from 20 to 60 NM (GMZ570)

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