89°
Showers And Thunderstorms Likely
73%
17
Jefferson County, LA · Gulf of Mexico
Grand Isle State Park
Admiral Craik Drive, Grand Isle, LA 70358
Louisiana's only state park on the Gulf — a barrier-island park at the eastern tip of Grand Isle with a 400-foot fishing pier, beach camping, and a 2.5-mile nature trail through dune and marsh habitat.
Today's Conditions
Skip the beach today.
73% rain · Thunderstorms
Full NWS forecast for Today
Showers and thunderstorms likely before 4pm, then showers and thunderstorms likely. Partly sunny. High near 89, with temperatures falling to around 87 in the afternoon. Southwest wind 5 to 10 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Tonight
A chance of showers and thunderstorms. Some of the storms could produce heavy rain. Mostly cloudy. Low around 81, with temperatures rising to around 83 overnight. West wind 5 to 10 mph. Chance of precipitation is 50%. New rainfall amounts between three quarters and one inch possible.
Weather
- 89°F air — hot — hydrate and seek shade
- 73% rain — wet day — beach day is off
Safety
- Thunderstorms — stay off the water when storms approach
- UV 12 (extreme) — spf 50+ mandatory, limit mid-day exposure
14 /100
skip
21 Sunbathe
0 Walk
6 Fish
22 Photo
Best for photography today
Water level 1.1 ft above predicted
Observed water level is running higher than the astronomical tide prediction. Expect a narrower beach, faster-rising water, and stronger near-shore currents than the tide chart suggests.
Atmosphere
Air Temp
89°F
Clear
Wind
5 to 10 mph
SW
Rain
73%
Today
UV Peak
12 Extreme
High 10 AM–03 PM · burn in ~17m
Burn-free before 08 AM & after 06 PM
Tomorrow
87°F
Showers And Thunderstorms Likely
Water
Water Temp
—
Next Low Tide
6:32 PM
-0.6 ft · in 3.3h
Water Quality
Clean
5 #/100mL · Enterococcus
USGS · sampled 8mo ago
Sun & Moon
Sunrise
7:08 AM
Sunset
9:01 PM
Moon · 5%
Waning Crescent
Spring tides — bigger range
Tides
| Time | Type | Height |
|---|---|---|
| 7:05 AM | High | 1.9 ft |
| 6:32 PM | Low | -0.6 ft |
| Time | Type | Height |
|---|---|---|
| 8:02 AM | High | 1.9 ft |
| 7:27 PM | Low | -0.6 ft |
| Time | Type | Height |
|---|---|---|
| 8:57 AM | High | 1.9 ft |
| 8:23 PM | Low | -0.5 ft |
| Time | Type | Height |
|---|---|---|
| 9:49 AM | High | 1.7 ft |
| 9:17 PM | Low | -0.3 ft |
| Time | Type | Height |
|---|---|---|
| 10:35 AM | High | 1.5 ft |
| 10:04 PM | Low | -0.0 ft |
| Time | Type | Height |
|---|---|---|
| 11:06 AM | High | 1.2 ft |
| 10:34 PM | Low | 0.2 ft |
| Time | Type | Height |
|---|---|---|
| 10:48 AM | High | 0.9 ft |
| 8:40 PM | Low | 0.5 ft |
High/low predictions from NOAA station 8760922, refreshed on every build. Times shown local.
7-Day Beach Day Forecast
87°
Showers And Thunderstorms Likely
82%
16
87°
Showers And Thunderstorms Likely
66%
21
89°
Chance Showers And Thunderstorms
31%
42
89°
Slight Chance Showers And Thunderstorms
15%
53
90°
Slight Chance Showers And Thunderstorms then Mostly Sunny
15%
51
90°
Slight Chance Showers And Thunderstorms
17%
48
What to Bring Today
- critical SPF 50 sunscreen UV index 12 — very high
- recommended Umbrella or shade warm day, light wind
- recommended Rain cover + dry bag 73% chance of rain
- critical Extra water / electrolytes 89°F - heat risk
- recommended Cooling towel or hat sustained heat
Always remember water bottle, trash bag (leave no trace).
Best Fishing Times Today
Solunar theory: fish activity peaks at moon transits (major) and moonrise/moonset (minor). All times local.
Major
10:50 PM - 12:50 AM
Minor
4:30 AM - 5:30 AM
Major
11:30 AM - 1:30 PM
Beach Info
Parking
Day-use parking included with park admission.
Dogs
Dogs allowed on leash in the park but prohibited on the beach and in the water.
Entry Fee
$3 per person; free for seniors 62+ and children under 3.
Address
Admiral Craik Drive, Grand Isle, LA 70358
Amenities
Frequently Asked
Is it safe to swim at Grand Isle State Park today?
Grand Isle State Park shows a live water-quality reading (bacteria levels) and today's swim-safety score at the top of this page, refreshed on every update. No lifeguards are on duty, so check the day's conditions and swim with caution. Always review the current advisories, surf, and rip-current notes before getting in the water.
Is Grand Isle State Park dog-friendly?
Dogs allowed on leash in the park but prohibited on the beach and in the water.
Is there an entry fee at Grand Isle State Park?
$3 per person; free for seniors 62+ and children under 3.
Are there lifeguards at Grand Isle State Park?
No lifeguards are stationed at Grand Isle State Park. Swim at your own risk and keep close watch on children.
What amenities are at Grand Isle State Park?
Amenities at Grand Isle State Park include restrooms, showers, fishing pier, campground, RV hookups, nature trail, beach wheelchair, birdwatching.
When is the water warmest at Grand Isle State Park?
The Gulf of Mexico is bathwater-warm by mid-summer — 84-88°F is typical from July through September on the FL Gulf, TX coast, and AL/MS coast. Swimming comfortable from April through October on most of the Gulf.
Where is Grand Isle State Park located?
Grand Isle State Park is in Jefferson County, LA, at Admiral Craik Drive, Grand Isle, LA 70358.
Nearby Beaches
Updated · Data from NOAA, NWS