Ontario

CA, United States 34.063°, -117.651°

15°C

Clear

Low tide 08:08 0.67m Rising High tide 15:19 1.93m

Next tide in 6h 33m

Today 21 May Fri 22 May Sat 23 May Sun 24 May Mon 25 May Tue 26 May Wed 27 May

Tide times in Ontario

High tide 00:24 2.54m

Low tide 08:08 0.67m

High tide 15:19 1.93m

Low tide 19:32 1.68m

Tide chart

Sun

Sunrise 05:43

Sunset 19:51

Day length 14h 08m

🌒 Moon phase

Waxing Crescent 19% illumination

Weather

Temperature 15° / 22°C

Wind 24 km/h

Precipitation 0 mm

UV 8

Weather forecast

Today 22° 15° 24 km/h

Fri 22 18° 14° 20 km/h

Sat 23 24° 17° 20 km/h

Sun 24 23° 16° 20 km/h

Mon 25 22° 16° 16 km/h

Rain radar Ontario Live

10-day tide forecast

Date	High tide	Low tide	Weather
Thu 21 May Today	00:24 (2.54m) 15:19 (1.93m)	08:08 (0.67m) 19:32 (1.68m)	22°
Fri 22 May	01:33 (2.35m) 16:21 (2.02m)	09:10 (0.78m) 21:20 (1.63m)	18°
Sat 23 May	02:57 (2.18m) 17:10 (2.14m)	10:10 (0.89m) 22:56 (1.48m)	24°
Sun 24 May	04:27 (2.07m) 17:52 (2.27m)	11:04 (0.99m)	23°
Mon 25 May	05:49 (2.00m) 18:30 (2.39m)	00:09 (1.28m) 11:52 (1.09m)	22°
Tue 26 May	06:59 (1.97m) 19:04 (2.50m)	01:07 (1.08m) 12:33 (1.18m)	-
Wed 27 May	07:59 (1.94m) 19:36 (2.58m)	01:56 (0.91m) 13:10 (1.27m)	-
Thu 28 May	08:52 (1.91m) 20:07 (2.63m)	02:39 (0.78m) 13:42 (1.36m)	-
Fri 29 May	09:41 (1.88m) 20:35 (2.66m)	03:19 (0.70m) 14:10 (1.44m)	-
Sat 30 May	10:27 (1.84m) 21:02 (2.66m)	03:57 (0.65m) 14:36 (1.52m)	-

Thu 21 May Today 22°

00:24 2.54m

08:08 0.67m

15:19 1.93m

19:32 1.68m

Fri 22 May 18°

01:33 2.35m

09:10 0.78m

16:21 2.02m

21:20 1.63m

Sat 23 May 24°

02:57 2.18m

10:10 0.89m

17:10 2.14m

22:56 1.48m

Sun 24 May 23°

04:27 2.07m

11:04 0.99m

17:52 2.27m

Mon 25 May 22°

00:09 1.28m

05:49 2.00m

11:52 1.09m

18:30 2.39m

Tue 26 May

01:07 1.08m

06:59 1.97m

12:33 1.18m

19:04 2.50m

Wed 27 May

01:56 0.91m

07:59 1.94m

13:10 1.27m

19:36 2.58m

Thu 28 May

02:39 0.78m

08:52 1.91m

13:42 1.36m

20:07 2.63m

Fri 29 May

03:19 0.70m

09:41 1.88m

14:10 1.44m

20:35 2.66m

Sat 30 May

03:57 0.65m

10:27 1.84m

14:36 1.52m

21:02 2.66m

Location information

Coordinates 34.0633°, -117.6509°

Timezone America/Los_Angeles

🌒 Moon phase Waxing Crescent (19%)

Activity guide

The coastline around Ontario offers numerous activities depending on tide conditions:

High tide

Cliff jumping

Safe water levels for experienced jumpers

Kayaking

Explore coastal caves and hidden spots

Swimming

Best conditions for safe swimming with deeper water

Low tide

Shell collecting

Discover shells and sea treasures on exposed beaches

Crabbing

Find crabs in rocky areas

Rock pooling

Explore tidal pools teeming with marine life

Nearby tide stations

Rancho Cucamonga 7.2 km away Pomona 9.4 km away Fontana 20.1 km away Corona 22.3 km away Rialto 26.3 km away Riverside 26.5 km away West Covina 26.5 km away Fullerton 33.2 km away

Tide times in Ontario

Check the tide times in Ontario to plan your coastal activities. Our forecasts help you make the most of the sea.

Tides in Ontario are influenced by the gravitational pull of the moon and sun. The tidal range varies throughout the month, with spring tides bringing the highest and lowest water levels.

Always check tide times before visiting Ontario. Rising tides can cut off beaches and create dangerous currents.

Our tide predictions for Ontario are calculated using astronomical data and local observations for maximum accuracy.

Need this data in your app?

Access tides, weather, waves and astronomy data via our REST API. Free API key, no credit card required.

Get API key