Marine Weather for GM 570

Forecast as of 4:57 am CDT on October 21, 2019
Small craft exercise caution in effect through this evening
Coastal Waters From Port Fourchon Louisiana To Lower Atchafalaya
River La From 20 To 60 Mile-
Today
Southwest winds 15 to 20 knots. Seas 2 to 4 feet. Dominant period 5 seconds. Showers and thunderstorms likely in the morning, then showers and thunderstorms in the afternoon.
Tonight
Southwest winds 10 to 15 knots becoming north 15 to 20 knots after midnight. Seas 3 to 5 feet. Dominant period 6 seconds. Showers likely and chance of thunderstorms in the evening, then chance of showers after midnight.
Tuesday
Northeast winds 20 to 25 knots. Seas 3 to 6 feet with occasional seas to 8 feet. Dominant period 5 seconds. Slight chance of showers in the morning.
Tuesday Night
Northeast winds 20 to 25 knots. Seas 4 to 7 feet with occasional seas to 9 feet. Dominant period 5 seconds.
Wednesday
East winds 15 to 20 knots. Seas 3 to 6 feet with occasional seas to 8 feet. Dominant period 6 seconds.
Wednesday Night
East winds 15 to 20 knots. Seas 3 to 5 feet with occasional seas to 6 feet. Dominant period 6 seconds. Slight chance of showers after midnight.
Thursday
East winds 15 to 20 knots. Seas 3 to 5 feet with occasional seas to 6 feet. Dominant period 6 seconds. Chance of showers in the morning, then showers in the afternoon.
Thursday Night
Southeast winds 15 to 20 knots. Seas 3 to 5 feet. Dominant period 6 seconds. Showers and slight chance of thunderstorms.
Friday
East winds near 15 knots becoming northeast in the late morning and afternoon. Seas 3 to 5 feet. Dominant period 6 seconds. Waves or seas building to 3 to 6 feet with occasional seas to 8 feet. Dominant period 6 seconds in the afternoon. Showers likely and slight chance of thunderstorms.
Friday Night
Northeast winds near 20 knots. Seas 3 to 6 feet with occasional seas to 8 feet. Chance of showers.

Watches & Warnings

There are currently no watches in effect.

Marine Weather

Marine Weather Links

Atlantic coastal waters from Jupiter Inlet to Ocean Reef out to 60 nm and Gulf coastal waters from East Cape Sable to Chokoloskee out 20 nm and Chokoloskee to Bonita Beach out 60 nm...including the waters of Biscayne Bay and Lake Okeechobee.

Gulf coastal waters from Bonita Beach to the mouth of the Suwannee River out to 60 nm.

Atlantic waters from Ocean Reef to 20 nm west of Dry Tortugas out 60 nm...Florida Bay...Gulf waters from 20 nm to 60 nm west of Chokoloskee to 20 nm west of Dry Tortugas...including the Florida Keys National Marine Sanctuary

Fornia waters from 60 nm to 250 nm offshore.

Atlantic coastal waters from Altamaha Sound GA to Flagler Beach FL out to 60 nm

Gulf coastal waters from the mouth of the Suwannee River to Destin out to 60 nm

Pascagoula to Atchafalaya River out 60 nm

Coastal waters from lower Atchafalaya to High Island TX out 60 nm

South Santee River SC to Savannah GA out 20 nm and Savannah GA to Altamaha Sound GA out 60 nm...including Charleston Harbor and Grays Reef National marine Sanctuary

Gulf coastal waters Destin to Pascagoula out 60 nm

Atlc coastal waters from Flagler Beach to Jupiter Inlet out 60 nm

Marine & Boating Location Search

Enter a coastal zip code for marine weather.

Coastal Water Temperatures

Place Temperature
Grand Isle, LA 79.0 °F

Open Sea Buoy Information

Place ID Sea Temp Wave Height
No Stations Reporting

C-MAN Station Information

Place ID Water Temp Wave Height
Bullwinkle Block
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-
Grand Isle, LA
-
-
Southwest Pass, LA BURL1
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-

Tide Heights

2019-10-22
3 AM 9 AM 3 PM 9 PM 3 AM 9 AM 3 PM 9 PM

Tide Information

Date Time Tide Type Height
Ship Shoal Light, Louisiana:  
2019-10-22 02:05 AM CDT High Tide 2.21
2019-10-22 01:51 PM CDT Low Tide 0.37

More Tide Locations