Heavy Mountain Snow across Portions of the Rockies and Intermountain West; Mainly Tranquil Weather for the East

A storm will move across the Intermountain West and Rockies through Tuesday. Heavy snow is forecast for the higher terrain with rain for lower elevations. Meanwhile, large area of high pressure for the East will keep the weather tranquil with moderating temperatures. Later this week, a more significant storm is possible for the West, especially for northern California.
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Coastal Waters Forecast for Coastal Waters from Port Fourchon LA to Lower Atchafalaya River LA out 20 nm (GMZ550) (Text-Only)
NWS Forecast for: Coastal Waters from Port Fourchon LA to Lower Atchafalaya River LA out 20 nm (GMZ550)
Issued by: National Weather Service New Orleans/Baton Rouge, LA
Last Update: 955 PM CDT Mon Oct 18 2021


Rest Of Tonight: East winds 10 to 15 knots. Seas 2 to 4 feet. Dominant period 4 seconds.

Tuesday: East winds around 15 knots. Seas 2 to 4 feet. Dominant period 5 seconds. Chance of showers through the day.

Tuesday Night: East winds 10 to 15 knots becoming southeast after midnight. Seas 3 to 5 feet. Dominant period 5 seconds. Chance of showers in the evening. Chance of thunderstorms through the night. Showers likely after midnight.

Wednesday: Southeast winds 10 to 15 knots. Seas 3 to 5 feet with occasional seas to 6 feet. Dominant period 7 seconds. Showers likely early in the morning. Chance of thunderstorms through the day. Chance of showers in the late morning and afternoon.

Wednesday Night: Southeast winds 10 to 15 knots. Seas 3 to 5 feet. Dominant period 7 seconds. Chance of showers and thunderstorms.

Thursday: Southeast winds 5 to 10 knots. Seas 2 to 4 feet. Dominant period 7 seconds. Showers likely in the morning. Chance of thunderstorms through the day. Chance of showers in the afternoon.

Thursday Night: Southeast winds 5 to 10 knots becoming northeast after midnight. Seas 2 to 4 feet. Dominant period 7 seconds.

Friday: Northeast winds 5 to 10 knots. Seas 2 to 4 feet. Dominant period 7 seconds. Slight chance of showers and thunderstorms in the afternoon.

Friday Night: East winds 5 to 10 knots. Seas 2 to 4 feet. Dominant period 7 seconds.

Saturday: East winds 10 to 15 knots. Seas 2 to 4 feet. Dominant period 7 seconds.

Saturday Night: East winds 10 to 15 knots. Seas 2 to 4 feet. Dominant period 6 seconds.



Zone Forecast: Coastal Waters from Port Fourchon LA to Lower Atchafalaya River LA out 20 nm (GMZ550)

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