Kauai County, HI · Hawaiian Islands

Poipu Beach Park

South Kauai's family-friendly beach — a double-crescent of sand divided by a tombolo (sandbar that connects to a small island at low tide). Calm, lifeguarded swimming pool on the keiki side; small reef break on the open-ocean side. Hawaiian monk seal sightings common.

Today's Conditions

Decent day for photography.

80°F water · 85°F air

Full NWS forecast for Today

Scattered rain showers. Mostly sunny, with a high near 85. East northeast wind around 18 mph, with gusts as high as 23 mph. Chance of precipitation is 30%.

Tonight

Isolated rain showers. Partly cloudy, with a low around 77. Northeast wind around 18 mph, with gusts as high as 23 mph. Chance of precipitation is 20%.

Weather

85°F air — ideal beach weather
28% rain — pop-up showers possible
18 mph wind — breezy — anchor everything

Water

80°F water — warm — full-day swim weather
5.6ft waves — real surf — fun for confident swimmers, dicey for kids

Safety

UV 13 (extreme) — spf 50+ mandatory, limit mid-day exposure

46 /100

38 Swim

45 Sunbathe

64 Walk

68 Photo

Best for photography today

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Atmosphere

Air Temp

85°F

Cloudy

Wind

18 mph

ENE

Rain

28%

Today

UV Peak

13 Extreme

High 11 AM–03 PM · burn in ~15m

Burn-free before 08 AM & after 05 PM

Tomorrow

84°F

Scattered Rain Showers

Water

Water Temp

80°F

Swimming weather

Wave Height

5.6 ft

8s · NE swell

Rip Current Risk · Regional Reference

No zone-specific NWS forecast for this beach (HIZ031)

The HFO office's Surf Zone Forecast doesn't cover this beach's forecast zone directly. Nearby coastal zones it does cover are listed below — regional reference only, not a substitute for the conditions at this specific beach.

HIZ003 Kauai n/a
HIZ006 Oahu n/a
HIZ017 Maui n/a
HIZ052 Big Island Windward and Southeast n/a
HIZ053 Big Island Windward and Southeast n/a
HIZ054 Big Island Windward and Southeast n/a
HIZ023 Big Island Leeward n/a

NWS SRF · HFO · Issued Jul 18, 7:34 PM

Sun & Moon

Sunrise

12:04 PM

Sunset

1:23 AM

Moon · 18%

Waxing Crescent

Neap tides — smaller range

Tides

Time	Type	Height
1:10 AM	Low	0.3 ft
7:03 AM	High	1.1 ft
11:59 AM	Low	0.5 ft
6:48 PM	High	1.7 ft

Time	Type	Height
1:43 AM	Low	0.2 ft
8:18 AM	High	1.2 ft
1:06 PM	Low	0.8 ft
7:13 PM	High	1.5 ft

Time	Type	Height
2:17 AM	Low	0.2 ft
9:43 AM	High	1.4 ft
2:57 PM	Low	1.0 ft
7:28 PM	High	1.2 ft

Time	Type	Height
2:55 AM	Low	0.2 ft
11:05 AM	High	1.5 ft

Time	Type	Height
3:39 AM	Low	0.2 ft
12:10 PM	High	1.7 ft

Time	Type	Height
4:28 AM	Low	0.2 ft
12:59 PM	High	1.9 ft

Time	Type	Height
5:21 AM	Low	0.1 ft
1:40 PM	High	2.0 ft
9:59 PM	Low	0.6 ft

High/low predictions from NOAA station 1611400, refreshed on every build. Times shown local.

7-Day Beach Day Forecast

Today Jul 18

85°

Scattered Rain Showers

28%

Sun Jul 19

84°

Scattered Rain Showers

27%

Mon Jul 20

84°

Scattered Rain Showers

27%

Tue Jul 21

84°

Scattered Rain Showers

47%

Wed Jul 22

84°

Scattered Rain Showers

44%

Thu Jul 23

84°

Scattered Rain Showers

28%

Fri Jul 24

84°

Scattered Rain Showers

38%

What to Bring Today

critical SPF 50 sunscreen UV index 13 — very high
recommended Sturdy umbrella + sand anchor 18 mph wind
optional Swimsuit - water is swimmable Water is 80°F

Always remember water bottle, trash bag (leave no trace).

Beach Info

Parking

Free county lots.

Dogs

Dogs prohibited (Kauai County beach park). Stay 100 ft from monk seals (federal protection).

Entry Fee

Free

Address

2100 Hoone Rd, Koloa, HI 96756

Amenities

lifeguardsrestroomsshowerspavilionrestaurants nearby

Frequently Asked

Is it safe to swim at Poipu Beach Park today?

Poipu Beach 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. Seasonal lifeguards patrol the swim area in summer — follow their flags. Always review the current advisories, surf, and rip-current notes before getting in the water.

Is Poipu Beach Park dog-friendly?

Dogs prohibited (Kauai County beach park). Stay 100 ft from monk seals (federal protection).

Is there an entry fee at Poipu Beach Park?

Entry to Poipu Beach Park is free.

Are there lifeguards at Poipu Beach Park?

Yes. Seasonal lifeguards patrol Poipu Beach Park during the summer swim season (typically Memorial Day through Labor Day). Outside that window, swim at your own risk.

What amenities are at Poipu Beach Park?

Amenities at Poipu Beach Park include lifeguards, restrooms, showers, pavilion, restaurants nearby.

When is the water warmest at Poipu Beach Park?

Hawaiian water is consistently 75-82°F year-round, with the summer peak in August-September. Swimming comfortable every month; rip currents and shore-break hazards drive the safety picture more than temperature.

Where is Poipu Beach Park located?

Poipu Beach Park is in Kauai County, HI, at 2100 Hoone Rd, Koloa, HI 96756.