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 Lake Pontchartrain and Lake Maurepas (GMZ530) (Text-Only)
NWS Forecast for: Lake Pontchartrain and Lake Maurepas (GMZ530)
Issued by: National Weather Service New Orleans/Baton Rouge, LA
Last Update: 332 PM CDT Mon Oct 18 2021


Tonight: East winds 5 to 10 knots. Waves 1 to 2 feet. Dominant period 4 seconds.

Tuesday: East winds 10 to 15 knots. Waves 1 to 2 feet. Dominant period 4 seconds.

Tuesday Night: East winds 10 to 15 knots. Waves 1 to 2 feet. Dominant period 4 seconds. Chance of showers through the night. Slight chance of thunderstorms after midnight.

Wednesday: Southeast winds 5 to 10 knots. Waves 1 to 2 feet. Dominant period 4 seconds. Chance of showers and thunderstorms.

Wednesday Night: Southeast winds 5 to 10 knots. Waves 1 foot or less. Dominant period 4 seconds. Chance of showers and thunderstorms.

Thursday: South winds near 5 knots becoming northeast late in the morning, then becoming east in the afternoon. Waves less than 1 foot. Dominant period 4 seconds. Chance of showers in the morning. Chance of thunderstorms through the day. Showers likely in the afternoon.

Thursday Night: South winds near 5 knots becoming southwest after midnight, then becoming northwest after midnight. Waves less than 1 foot. Dominant period 4 seconds.

Friday: Northeast winds near 5 knots becoming east in the afternoon. Waves 1 foot or less. Dominant period 4 seconds. Slight chance of showers and thunderstorms in the afternoon.

Friday Night: Southeast winds near 5 knots becoming east after midnight. Waves less than 1 foot. Dominant period 4 seconds.

Saturday: East winds 5 to 10 knots. Waves 1 foot or less. Dominant period 4 seconds.

Saturday Night: East winds 5 to 10 knots. Waves 1 foot or less. Dominant period 4 seconds.



Zone Forecast: Lake Pontchartrain and Lake Maurepas (GMZ530)

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