Marine Weather and Tide Forecast for Denham Springs, LA
![]() | Sunrise 7:02 AM Sunset 5:23 PM Moonrise 2:47 AM Moonset 1:05 PM |
Marine Forecasts
NOTE: Zones were updated 3/20/2025. If your report is out of date, please click Edit
GMZ530 Lake Pontchartrain And Lake Maurepas- 437 Pm Cst Tue Jan 13 2026
Tonight - Southwest winds around 5 knots, becoming west after midnight. Waves 1 foot or less, then around 2 feet after midnight. A slight chance of showers.
Wednesday - West winds 5 to 10 knots, increasing to 10 to 15 knots with gusts up to 20 knots in the afternoon. Waves 2 to 3 feet.
Wednesday night - North winds 20 to 25 knots with gusts up to 30 knots. Waves 3 to 5 feet.
Thursday - North winds 20 to 25 knots, becoming northwest 10 to 15 knots in the afternoon. Waves 3 to 5 feet, subsiding to 2 to 3 feet in the afternoon.
Thursday night - North winds 5 to 10 knots, becoming south after midnight. Waves 1 foot or less.
Friday - Southwest winds 5 to 10 knots. Waves 1 foot or less, then around 2 feet in the afternoon.
Friday night - Southwest winds 5 to 10 knots, becoming northwest 10 to 15 knots after midnight. Waves 2 to 3 feet.
Saturday - Northwest winds 10 to 15 knots. Waves 2 to 3 feet.
Saturday night - Northwest winds 10 to 15 knots. Waves 2 to 3 feet.
Sunday - Northwest winds 10 to 15 knots, becoming north 5 to 10 knots in the afternoon. Waves around 2 feet.
Sunday night - East winds 5 to 10 knots, becoming south after midnight. Waves around 2 feet.
GMZ500 437 Pm Cst Tue Jan 13 2026
Synopsis for pascagoula to atchafalaya river out 60 nm -
winds will slowly lower through Tue while a surface high moves into the northern gulf waters late Tue. A west wind will begin as the high moves se by Wednesday. West winds will rise ahead of a reinforcing cold front moving through late Wed bringing winds around to nw 20-25kt Wed into Thursday. This time frame will likely need small craft advisory headlines again. NW winds will begin to ease again late Thursday into Friday. Light and variable winds early Friday will begin to shift to onshore flow through the day and rise into the weekend.
winds will slowly lower through Tue while a surface high moves into the northern gulf waters late Tue. A west wind will begin as the high moves se by Wednesday. West winds will rise ahead of a reinforcing cold front moving through late Wed bringing winds around to nw 20-25kt Wed into Thursday. This time frame will likely need small craft advisory headlines again. NW winds will begin to ease again late Thursday into Friday. Light and variable winds early Friday will begin to shift to onshore flow through the day and rise into the weekend.
7 Day Forecast for Marine Location Near Denham Springs, LA

NEW! Add second zone forecast
| Tchefuncta River Click for Map Tue -- 02:43 AM CST Moonrise Tue -- 03:06 AM CST 0.40 feet High Tide Tue -- 06:58 AM CST Sunrise Tue -- 01:02 PM CST Moonset Tue -- 03:44 PM CST -0.31 feet Low Tide Tue -- 05:20 PM CST Sunset Tide / Current data from XTide NOT FOR NAVIGATION |   |
Tchefuncta River, Lake Pontchartrain, Louisiana, Tide feet
| 12 am |
| 0.3 |
| 1 am |
| 0.3 |
| 2 am |
| 0.4 |
| 3 am |
| 0.4 |
| 4 am |
| 0.4 |
| 5 am |
| 0.4 |
| 6 am |
| 0.3 |
| 7 am |
| 0.3 |
| 8 am |
| 0.2 |
| 9 am |
| 0.1 |
| 10 am |
| 0 |
| 11 am |
| -0.1 |
| 12 pm |
| -0.2 |
| 1 pm |
| -0.2 |
| 2 pm |
| -0.3 |
| 3 pm |
| -0.3 |
| 4 pm |
| -0.3 |
| 5 pm |
| -0.3 |
| 6 pm |
| -0.2 |
| 7 pm |
| -0.2 |
| 8 pm |
| -0.1 |
| 9 pm |
| 0 |
| 10 pm |
| 0.1 |
| 11 pm |
| 0.2 |
| East Bank 1 Click for Map Tue -- 02:43 AM CST Moonrise Tue -- 02:58 AM CST -0.07 feet High Tide Tue -- 06:58 AM CST Sunrise Tue -- 01:03 PM CST Moonset Tue -- 03:35 PM CST -0.46 feet Low Tide Tue -- 05:22 PM CST Sunset Tide / Current data from XTide NOT FOR NAVIGATION |   |
East Bank 1, Norco, Bayou LaBranche, Louisiana, Tide feet
| 12 am |
| -0.1 |
| 1 am |
| -0.1 |
| 2 am |
| -0.1 |
| 3 am |
| -0.1 |
| 4 am |
| -0.1 |
| 5 am |
| -0.1 |
| 6 am |
| -0.1 |
| 7 am |
| -0.2 |
| 8 am |
| -0.2 |
| 9 am |
| -0.3 |
| 10 am |
| -0.3 |
| 11 am |
| -0.4 |
| 12 pm |
| -0.4 |
| 1 pm |
| -0.4 |
| 2 pm |
| -0.4 |
| 3 pm |
| -0.5 |
| 4 pm |
| -0.5 |
| 5 pm |
| -0.5 |
| 6 pm |
| -0.4 |
| 7 pm |
| -0.4 |
| 8 pm |
| -0.4 |
| 9 pm |
| -0.3 |
| 10 pm |
| -0.2 |
| 11 pm |
| -0.2 |
Area Discussion for New Orleans/Baton Rouge, LA
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FXUS64 KLIX 140037 AFDLIX
Area Forecast Discussion National Weather Service New Orleans LA 637 PM CST Tue Jan 13 2026
New AVIATION
KEY MESSAGES
Updated at 632 PM CST Tue Jan 13 2026
* According to the National Fire Protection Association, nearly half of all home fires occur between the months of December, January and February, with the increased risk attributed to the use of home heating devices such as portable space heaters and fireplaces. Those planning to use such devices during this cold snap should safety recommendations - such as using a screen and keeping a fire extinguisher near all fire places; and ensuring all space heaters are plugged directly into wall outlets and placed on level surfaces at least 3 ft from any flammable materials.
SHORT TERM
(This evening through Wednesday night)
Issued at 313 PM CST Tue Jan 13 2026
Tonight through Wednesday, no rainfall is expected, looking at the models. Temperatures will be cold again Wednesday morning.
Lows on Tuesday morning just above freezing, in the mid 30s. Lows on Wednesday will be in the low to mid 40s across the area as we warm up briefly. A reinforcing dry cold front will be moving through the area Wednesday into Thursday. Looking at the models, there will be very little, if any, rain associated with this system. But it will bring cool and dry air back into the region. Generally, a dry and cool couple of days ahead. MSW
LONG TERM
(Thursday through Monday night)
Issued at 313 PM CST Tue Jan 13 2026
The end of the week into the weekend, conditions will be cold and dry again. Lows on Thursday will be in the mid to upper 30s on the backside of the front. Friday will be the coldest day in the long term forecast with temperatures in the upper 20s and low 30s for most of the area. Temperatures warm up about 5-10 degrees Friday into Saturday before another reinforcement of cool air arrives Sunday into early next week. MSW
AVIATION
(00Z TAFS)
Issued at 632 PM CST Tue Jan 13 2026
VFR conditions in place and should be the predominant condition through the forecast period. However, could be some brief MVFR conditions as a few patches of -RA/-SHRA move across the terminals later tonight, mainly after 06z. One concern for the daytime hours tomorrow could be winds behind the cold front, especially at KNEW and KMSY, where gusts to 25 knots or a little more are possible.
MARINE
Issued at 313 PM CST Tue Jan 13 2026
Winds will slowly lower through Tue while a surface high moves into the northern gulf waters late Tue. A west wind will begin as the high moves SE by Wednesday. West winds will rise ahead of a reinforcing cold front moving through late Wed bringing winds around to NW 20-25kt Wed into Thursday. This time frame will likely need small craft advisory headlines again. NW winds will begin to ease again late Thursday into Friday. Light and variable winds early Friday will begin to shift to onshore flow through the day and rise into the weekend.
PRELIMINARY POINT TEMPS/POPS
MCB 43 60 30 47 / 40 10 0 0 BTR 46 64 34 51 / 20 0 0 0 ASD 44 64 34 52 / 30 10 0 0 MSY 48 67 39 52 / 20 0 0 0 GPT 46 62 35 50 / 30 10 0 0 PQL 41 62 32 50 / 30 10 10 0
LIX WATCHES/WARNINGS/ADVISORIES
LA...None.
GM...None.
MS...None.
GM...None.
Area Forecast Discussion National Weather Service New Orleans LA 637 PM CST Tue Jan 13 2026
New AVIATION
KEY MESSAGES
Updated at 632 PM CST Tue Jan 13 2026
* According to the National Fire Protection Association, nearly half of all home fires occur between the months of December, January and February, with the increased risk attributed to the use of home heating devices such as portable space heaters and fireplaces. Those planning to use such devices during this cold snap should safety recommendations - such as using a screen and keeping a fire extinguisher near all fire places; and ensuring all space heaters are plugged directly into wall outlets and placed on level surfaces at least 3 ft from any flammable materials.
SHORT TERM
(This evening through Wednesday night)
Issued at 313 PM CST Tue Jan 13 2026
Tonight through Wednesday, no rainfall is expected, looking at the models. Temperatures will be cold again Wednesday morning.
Lows on Tuesday morning just above freezing, in the mid 30s. Lows on Wednesday will be in the low to mid 40s across the area as we warm up briefly. A reinforcing dry cold front will be moving through the area Wednesday into Thursday. Looking at the models, there will be very little, if any, rain associated with this system. But it will bring cool and dry air back into the region. Generally, a dry and cool couple of days ahead. MSW
LONG TERM
(Thursday through Monday night)
Issued at 313 PM CST Tue Jan 13 2026
The end of the week into the weekend, conditions will be cold and dry again. Lows on Thursday will be in the mid to upper 30s on the backside of the front. Friday will be the coldest day in the long term forecast with temperatures in the upper 20s and low 30s for most of the area. Temperatures warm up about 5-10 degrees Friday into Saturday before another reinforcement of cool air arrives Sunday into early next week. MSW
AVIATION
(00Z TAFS)
Issued at 632 PM CST Tue Jan 13 2026
VFR conditions in place and should be the predominant condition through the forecast period. However, could be some brief MVFR conditions as a few patches of -RA/-SHRA move across the terminals later tonight, mainly after 06z. One concern for the daytime hours tomorrow could be winds behind the cold front, especially at KNEW and KMSY, where gusts to 25 knots or a little more are possible.
MARINE
Issued at 313 PM CST Tue Jan 13 2026
Winds will slowly lower through Tue while a surface high moves into the northern gulf waters late Tue. A west wind will begin as the high moves SE by Wednesday. West winds will rise ahead of a reinforcing cold front moving through late Wed bringing winds around to NW 20-25kt Wed into Thursday. This time frame will likely need small craft advisory headlines again. NW winds will begin to ease again late Thursday into Friday. Light and variable winds early Friday will begin to shift to onshore flow through the day and rise into the weekend.
PRELIMINARY POINT TEMPS/POPS
MCB 43 60 30 47 / 40 10 0 0 BTR 46 64 34 51 / 20 0 0 0 ASD 44 64 34 52 / 30 10 0 0 MSY 48 67 39 52 / 20 0 0 0 GPT 46 62 35 50 / 30 10 0 0 PQL 41 62 32 50 / 30 10 10 0
LIX WATCHES/WARNINGS/ADVISORIES
LA...None.
GM...None.
MS...None.
GM...None.
Wind History for New Canal Station, LA
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Airport Reports
Link to 1 hour of 5 minute data for KBTR
Terminal Aerodrome Forecast (TAF) for KBTR
Wind History Graph: BTR
(wind in knots)GEOS Local Image of Southern Mississippi Valley
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New Orleans/Baton Rouge, LA,
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