CatchWindow · Time on the water

South Beach conditions

Weather, wind and available nearby ocean forecasts for South Beach. Model forecasts are separate from station observations.

Coordinates: 41.2804008, -70.0944604

Forecast sources and coverage

Times use America/New_York. Weather: available; marine forecast: available. Regional model values are separate from station observations.

Forecast for Nantucket Island, MA, 0.5 km from South Beach. Local conditions can differ.

Weather fetched 2026-11-14T10:30:04.541Z.

Marine fetched 2026-11-14T15:59:20.751Z.

Complete hourly weather forecast

Weather model in America/New_York
Time	Air °C	Wind km/h	Gust	Wind from °	Precipitation %	Pressure hPa
Nov 14, 12:00 a.m. EST	6.2	17.6	25.9 km/h	346.0	1.0	1002.6
Nov 14, 01:00 a.m. EST	5.9	17.1	25.2 km/h	349.0	1.0	1002.6
Nov 14, 02:00 a.m. EST	5.7	16.9	25.6 km/h	348.0	1.0	1002.8
Nov 14, 03:00 a.m. EST	5.7	18.0	26.6 km/h	340.0	1.0	1002.7
Nov 14, 04:00 a.m. EST	5.9	17.9	26.6 km/h	339.0	0.0	1004.9
Nov 14, 05:00 a.m. EST	7.4	28.1	No gust	332.7	1.0	1003.0
Nov 14, 06:00 a.m. EST	7.4	28.1	No gust	332.5	1.0	1003.2
Nov 14, 07:00 a.m. EST	7.7	27.0	No gust	331.5	1.0	1003.6
Nov 14, 08:00 a.m. EST	7.7	28.1	No gust	334.9	1.0	1003.6
Nov 14, 09:00 a.m. EST	7.5	28.1	No gust	328.7	1.0	1003.8
Nov 14, 10:00 a.m. EST	7.5	26.3	No gust	328.5	1.0	1004.0
Nov 14, 11:00 a.m. EST	7.5	24.1	No gust	328.1	1.0	1004.2
Nov 14, 12:00 p.m. EST	7.5	23.0	No gust	324.1	2.0	1003.8
Nov 14, 01:00 p.m. EST	7.5	21.2	23.0 km/h	313.1	2.0	1003.9
Nov 14, 02:00 p.m. EST	7.5	19.1	19.8 km/h	299.7	2.0	1004.3
Nov 14, 03:00 p.m. EST	7.9	22.7	No gust	296.2	2.0	1004.9
Nov 14, 04:00 p.m. EST	8.5	24.5	29.2 km/h	302.8	2.0	1005.5
Nov 14, 05:00 p.m. EST	8.4	27.0	No gust	305.8	4.0	1006.2
Nov 14, 06:00 p.m. EST	8.2	28.8	30.2 km/h	313.1	5.0	1006.8
Nov 14, 07:00 p.m. EST	8.2	29.9	No gust	312.7	4.0	1007.4
Nov 14, 08:00 p.m. EST	8.2	28.4	31.7 km/h	312.4	2.0	1007.8
Nov 14, 09:00 p.m. EST	8.3	29.9	31.0 km/h	304.3	3.0	1008.2
Nov 14, 10:00 p.m. EST	8.1	29.5	32.8 km/h	301.0	3.0	1008.7
Nov 14, 11:00 p.m. EST	7.7	29.2	29.9 km/h	299.0	3.0	1009.0
Nov 15, 12:00 a.m. EST	7.4	28.4	28.8 km/h	302.0	2.0	1009.2
Nov 15, 01:00 a.m. EST	7.1	27.4	30.2 km/h	306.8	2.0	1009.4
Nov 15, 02:00 a.m. EST	6.9	27.0	29.9 km/h	310.0	2.0	1009.8
Nov 15, 03:00 a.m. EST	6.6	28.8	30.2 km/h	313.7	2.0	1010.1
Nov 15, 04:00 a.m. EST	6.4	30.2	32.8 km/h	313.9	2.0	1010.8
Nov 15, 05:00 a.m. EST	6.3	31.0	34.2 km/h	315.4	2.0	1011.6
Nov 15, 06:00 a.m. EST	6.1	32.8	33.8 km/h	315.6	3.0	1012.5
Nov 15, 07:00 a.m. EST	6.0	34.9	No gust	316.8	3.0	1013.4
Nov 15, 08:00 a.m. EST	6.0	34.2	35.6 km/h	319.1	3.0	1014.2
Nov 15, 09:00 a.m. EST	6.0	31.3	36.4 km/h	319.2	2.0	1014.7
Nov 15, 10:00 a.m. EST	6.4	30.2	34.2 km/h	320.4	2.0	1015.3
Nov 15, 11:00 a.m. EST	7.1	28.8	34.9 km/h	327.4	2.0	1015.8
Nov 15, 12:00 p.m. EST	7.8	28.1	35.6 km/h	329.9	2.0	1015.8
Nov 15, 01:00 p.m. EST	8.2	26.6	34.9 km/h	330.6	2.0	1016.0
Nov 15, 02:00 p.m. EST	8.6	26.6	31.7 km/h	322.8	2.0	1016.5
Nov 15, 03:00 p.m. EST	9.0	30.2	34.2 km/h	315.3	2.0	1017.0
Nov 15, 04:00 p.m. EST	9.2	33.8	34.9 km/h	319.2	2.0	1017.7
Nov 15, 05:00 p.m. EST	9.0	34.2	36.4 km/h	323.7	0.0	1018.5
Nov 15, 06:00 p.m. EST	9.1	33.8	37.8 km/h	327.0	0.0	1018.9
Nov 15, 07:00 p.m. EST	8.9	33.1	39.2 km/h	327.3	0.0	1019.7
Nov 15, 08:00 p.m. EST	8.6	32.4	39.6 km/h	329.1	1.0	1020.3
Nov 15, 09:00 p.m. EST	8.1	32.4	38.5 km/h	331.4	1.0	1021.0
Nov 15, 10:00 p.m. EST	7.9	31.7	38.2 km/h	332.8	1.0	1021.5
Nov 15, 11:00 p.m. EST	7.6	30.6	31.9 km/h	328.6	1.0	1021.8
Nov 16, 12:00 a.m. EST	7.3	30.6	No gust	328.7	1.0	1022.2
Nov 16, 01:00 a.m. EST	7.2	28.8	No gust	326.0	1.0	1022.5
Nov 16, 02:00 a.m. EST	7.2	29.2	No gust	326.6	2.0	1022.6
Nov 16, 03:00 a.m. EST	7.1	29.2	No gust	328.8	2.0	1022.8
Nov 16, 04:00 a.m. EST	7.0	28.4	No gust	329.5	2.0	1023.4
Nov 16, 05:00 a.m. EST	6.9	27.7	No gust	328.8	2.0	1024.2
Nov 16, 06:00 a.m. EST	6.9	27.4	No gust	328.7	2.0	1024.8
Nov 16, 07:00 a.m. EST	6.9	26.6	No gust	328.9	2.0	1025.5
Nov 16, 08:00 a.m. EST	6.8	25.6	No gust	329.0	1.0	1026.2
Nov 16, 09:00 a.m. EST	6.8	25.2	No gust	328.0	1.0	1026.6
Nov 16, 10:00 a.m. EST	6.9	23.8	No gust	327.3	1.0	1026.7
Nov 16, 11:00 a.m. EST	7.2	21.2	No gust	329.3	1.0	1026.7
Nov 16, 12:00 p.m. EST	7.3	18.4	No gust	328.8	1.0	1026.1
Nov 16, 01:00 p.m. EST	7.6	16.2	No gust	327.1	1.0	1025.9
Nov 16, 02:00 p.m. EST	7.7	14.8	No gust	327.2	0.0	1025.9
Nov 16, 03:00 p.m. EST	8.1	13.3	14.8 km/h	323.8	0.0	1026.1
Nov 16, 04:00 p.m. EST	8.4	15.5	No gust	323.8	0.0	1026.5
Nov 16, 05:00 p.m. EST	8.5	18.7	No gust	324.9	0.0	1026.9
Nov 16, 06:00 p.m. EST	8.3	20.5	No gust	325.2	0.0	1027.5
Nov 16, 07:00 p.m. EST	8.2	21.2	No gust	321.2	0.0	1028.0
Nov 16, 08:00 p.m. EST	8.6	7.7	10.4 km/h	323.0	0.0	1028.6
Nov 16, 09:00 p.m. EST	8.7	8.5	10.8 km/h	306.0	0.0	1028.9
Nov 16, 10:00 p.m. EST	8.9	12.3	12.6 km/h	308.0	0.0	1028.7
Nov 16, 11:00 p.m. EST	8.8	15.6	No gust	318.0	0.0	1028.8

Complete hourly marine forecast

Regional ocean model; local conditions can differ
Time	Wave m	Wave period s	Wave from °	Swell m	Swell period s	Water °C	Current km/h	Current toward °
Nov 14, 12:00 a.m. EST	Unavailable	Unavailable	Unavailable	Unavailable	Unavailable	Unavailable	1.8	96.0
Nov 14, 01:00 a.m. EST	Unavailable	Unavailable	Unavailable	Unavailable	Unavailable	Unavailable	1.3	146.0
Nov 14, 02:00 a.m. EST	Unavailable	Unavailable	Unavailable	Unavailable	Unavailable	Unavailable	1.7	198.0
Nov 14, 03:00 a.m. EST	Unavailable	Unavailable	Unavailable	Unavailable	Unavailable	Unavailable	2.4	222.0
Nov 14, 04:00 a.m. EST	Unavailable	Unavailable	Unavailable	Unavailable	Unavailable	Unavailable	2.6	231.0
Nov 14, 05:00 a.m. EST	Unavailable	Unavailable	Unavailable	Unavailable	Unavailable	Unavailable	2.3	231.0
Nov 14, 06:00 a.m. EST	Unavailable	Unavailable	Unavailable	Unavailable	Unavailable	Unavailable	1.7	238.0
Nov 14, 07:00 a.m. EST	Unavailable	Unavailable	Unavailable	Unavailable	Unavailable	Unavailable	0.7	270.0
Nov 14, 08:00 a.m. EST	Unavailable	Unavailable	Unavailable	Unavailable	Unavailable	Unavailable	0.8	27.0
Nov 14, 09:00 a.m. EST	Unavailable	Unavailable	Unavailable	Unavailable	Unavailable	Unavailable	1.8	53.0
Nov 14, 10:00 a.m. EST	0.9	5.7	322.0	Unavailable	Unavailable	12.3	1.9	68.0
Nov 14, 11:00 a.m. EST	0.9	5.7	266.0	Unavailable	Unavailable	12.3	2.0	85.0
Nov 14, 12:00 p.m. EST	0.8	5.8	209.0	Unavailable	Unavailable	12.3	1.6	96.0
Nov 14, 01:00 p.m. EST	0.8	5.8	153.0	Unavailable	Unavailable	12.3	1.3	135.0
Nov 14, 02:00 p.m. EST	0.7	5.8	195.0	Unavailable	Unavailable	12.3	1.7	193.0
Nov 14, 03:00 p.m. EST	0.7	5.7	237.0	Unavailable	Unavailable	12.3	2.6	219.0
Nov 14, 04:00 p.m. EST	0.7	5.5	279.0	Unavailable	Unavailable	12.3	2.8	230.0
Nov 14, 05:00 p.m. EST	0.7	5.3	287.0	Unavailable	Unavailable	12.3	2.4	228.0
Nov 14, 06:00 p.m. EST	0.7	5.0	296.0	Unavailable	Unavailable	12.2	1.8	225.0
Nov 14, 07:00 p.m. EST	0.7	4.8	304.0	Unavailable	Unavailable	12.2	0.6	236.0
Nov 14, 08:00 p.m. EST	0.7	4.7	301.0	Unavailable	Unavailable	12.2	0.9	53.0
Nov 14, 09:00 p.m. EST	0.8	4.5	298.0	Unavailable	Unavailable	12.2	2.1	59.0
Nov 14, 10:00 p.m. EST	0.8	4.5	295.0	Unavailable	Unavailable	12.1	2.8	72.0
Nov 14, 11:00 p.m. EST	0.8	4.5	293.0	Unavailable	Unavailable	12.1	3.1	80.0
Nov 15, 12:00 a.m. EST	0.8	4.5	290.0	Unavailable	Unavailable	12.1	2.9	90.0
Nov 15, 01:00 a.m. EST	0.8	4.5	288.0	Unavailable	Unavailable	12.0	2.6	106.0
Nov 15, 02:00 a.m. EST	0.8	4.4	289.0	Unavailable	Unavailable	12.0	1.9	139.0
Nov 15, 03:00 a.m. EST	0.8	4.4	291.0	Unavailable	Unavailable	11.9	2.0	185.0
Nov 15, 04:00 a.m. EST	0.8	4.3	292.0	Unavailable	Unavailable	11.9	2.3	212.0
Nov 15, 05:00 a.m. EST	0.9	4.3	294.0	Unavailable	Unavailable	11.8	2.3	219.0
Nov 15, 06:00 a.m. EST	0.9	4.3	296.0	Unavailable	Unavailable	11.8	2.1	218.0
Nov 15, 07:00 a.m. EST	0.9	4.3	298.0	Unavailable	Unavailable	11.8	1.3	225.0
Nov 15, 08:00 a.m. EST	0.9	4.3	299.0	Unavailable	Unavailable	11.8	0.3	225.0
Nov 15, 09:00 a.m. EST	0.9	4.4	299.0	Unavailable	Unavailable	11.8	1.0	59.0
Nov 15, 10:00 a.m. EST	0.9	4.5	300.0	Unavailable	Unavailable	11.8	1.8	66.0
Nov 15, 11:00 a.m. EST	0.9	4.5	302.0	Unavailable	Unavailable	11.8	1.8	79.0
Nov 15, 12:00 p.m. EST	0.9	4.5	303.0	Unavailable	Unavailable	11.8	1.8	90.0
Nov 15, 01:00 p.m. EST	0.8	4.5	305.0	Unavailable	Unavailable	11.8	1.5	111.0
Nov 15, 02:00 p.m. EST	0.8	4.4	307.0	Unavailable	Unavailable	11.8	1.4	157.0
Nov 15, 03:00 p.m. EST	0.8	4.3	310.0	Unavailable	Unavailable	11.7	1.9	202.0
Nov 15, 04:00 p.m. EST	0.8	4.3	312.0	Unavailable	Unavailable	11.7	2.8	225.0
Nov 15, 05:00 p.m. EST	0.8	4.3	315.0	Unavailable	Unavailable	11.7	3.0	232.0
Nov 15, 06:00 p.m. EST	0.9	4.2	317.0	Unavailable	Unavailable	11.7	2.6	231.0
Nov 15, 07:00 p.m. EST	0.9	4.2	320.0	Unavailable	Unavailable	11.6	1.8	233.0
Nov 15, 08:00 p.m. EST	0.9	4.2	321.0	Unavailable	Unavailable	11.6	0.8	243.0
Nov 15, 09:00 p.m. EST	0.8	4.3	322.0	Unavailable	Unavailable	11.5	0.8	45.0
Nov 15, 10:00 p.m. EST	0.8	4.3	323.0	Unavailable	Unavailable	11.5	1.9	61.0
Nov 15, 11:00 p.m. EST	0.8	4.3	323.0	Unavailable	Unavailable	11.5	2.4	73.0
Nov 16, 12:00 a.m. EST	0.8	4.5	322.0	Unavailable	Unavailable	11.4	2.5	82.0
Nov 16, 01:00 a.m. EST	0.7	4.5	322.0	Unavailable	Unavailable	11.4	2.3	94.0
Nov 16, 02:00 a.m. EST	0.7	4.5	323.0	Unavailable	Unavailable	11.3	2.0	117.0
Nov 16, 03:00 a.m. EST	0.7	4.5	325.0	Unavailable	Unavailable	11.3	1.7	162.0
Nov 16, 04:00 a.m. EST	0.7	4.5	326.0	Unavailable	Unavailable	11.3	2.1	200.0
Nov 16, 05:00 a.m. EST	0.7	4.5	328.0	Unavailable	Unavailable	11.2	2.4	222.0
Nov 16, 06:00 a.m. EST	0.7	4.5	329.0	Unavailable	Unavailable	11.2	2.3	225.0
Nov 16, 07:00 a.m. EST	0.7	4.6	331.0	Unavailable	Unavailable	11.2	1.8	225.0
Nov 16, 08:00 a.m. EST	0.7	4.7	333.0	Unavailable	Unavailable	11.2	1.2	231.0
Nov 16, 09:00 a.m. EST	0.6	4.8	334.0	Unavailable	Unavailable	11.2	0.3	315.0
Nov 16, 10:00 a.m. EST	0.6	4.8	336.0	Unavailable	Unavailable	11.2	1.2	51.0
Nov 16, 11:00 a.m. EST	0.6	5.0	343.0	Unavailable	Unavailable	11.2	1.8	66.0
Nov 16, 12:00 p.m. EST	0.6	5.2	350.0	Unavailable	Unavailable	11.2	1.7	72.0
Nov 16, 01:00 p.m. EST	0.5	5.4	357.0	Unavailable	Unavailable	11.2	1.6	84.0
Nov 16, 02:00 p.m. EST	0.5	5.7	27.0	Unavailable	Unavailable	11.2	1.3	106.0
Nov 16, 03:00 p.m. EST	0.5	5.8	57.0	Unavailable	Unavailable	11.2	1.1	162.0
Nov 16, 04:00 p.m. EST	0.5	6.0	87.0	Unavailable	Unavailable	11.2	1.7	212.0
Nov 16, 05:00 p.m. EST	0.4	6.2	91.0	Unavailable	Unavailable	11.2	2.4	228.0
Nov 16, 06:00 p.m. EST	0.4	6.2	95.0	Unavailable	Unavailable	11.1	2.4	234.0
Nov 16, 07:00 p.m. EST	0.4	6.3	99.0	Unavailable	Unavailable	11.1	1.9	236.0
Nov 16, 08:00 p.m. EST	0.4	6.3	101.0	Unavailable	Unavailable	11.1	1.5	240.0
Nov 16, 09:00 p.m. EST	0.4	6.4	104.0	Unavailable	Unavailable	11.1	0.5	270.0
Nov 16, 10:00 p.m. EST	0.4	6.3	106.0	Unavailable	Unavailable	11.1	0.9	37.0
Nov 16, 11:00 p.m. EST	0.4	6.1	69.0	Unavailable	Unavailable	11.1	1.9	56.0

Shoreline adventures 2026-11-14

Coverage: available. Source: datum: MLLW; provider: NOAA; stationId: 8449130; distanceKm: 0.5446300788509547; locationName: NANTUCKET. Times use America/New_York. These are forecast assessments, not beach access, harvesting permission or safe navigation boundaries.

Daylight shoreline outings

Weather assessments with separate tide coverage
Start	End	Score /10	Assessment	Wind min kn	Wind max kn	Gust	Rain mm	Tide coverage	Reasons
Nov 14, 10:00 a.m. EST	Nov 14, 12:00 p.m. EST	7.3	Good	13.0	14.2	No gust	0.0	complete
Nov 14, 12:00 p.m. EST	Nov 14, 02:00 p.m. EST	5.6	Fair	11.5	12.4	No gust	0.0	complete

Shoreline tide predictions

Source high and low predictions; heights keep the source datum
Time	Tide	Height m
Nov 14, 03:23 a.m. EST	high	0.8
Nov 14, 08:41 a.m. EST	low	0.3
Nov 14, 03:13 p.m. EST	high	1.0
Nov 14, 09:36 p.m. EST	low	0.1

Relative low-tide crossing windows

These geometric crossings of 70% of the source high tide are separate from the daylight outing assessments above.

Predicted relative water-level crossings
Start	End	Prediction coverage	Daylight coverage	Weather coverage
Nov 13, 05:00 p.m. EST	Nov 14, 02:06 a.m. EST	complete	none	partial
Nov 14, 04:36 a.m. EST	Nov 14, 12:18 p.m. EST	complete	available	complete
Nov 14, 05:43 p.m. EST	Nov 15, 02:53 a.m. EST	complete	none	complete

Shoreline adventures 2026-11-15

Daylight shoreline outings

Weather assessments with separate tide coverage
Start	End	Score /10	Assessment	Wind min kn	Wind max kn	Gust	Rain mm	Tide coverage	Reasons
Nov 15, 06:29 a.m. EST	Nov 15, 12:00 p.m. EST	4.0	Fair	15.6	18.9	19.6 kn	0.0	complete	Wind limits outing comfort
Nov 15, 01:00 p.m. EST	Nov 15, 03:00 p.m. EST	5.4	Fair	14.4	14.4	18.9 kn	0.0	complete

Shoreline tide predictions

Source high and low predictions; heights keep the source datum
Time	Tide	Height m
Nov 15, 04:11 a.m. EST	high	0.8
Nov 15, 09:31 a.m. EST	low	0.3
Nov 15, 04:01 p.m. EST	high	1.0
Nov 15, 10:23 p.m. EST	low	0.1

Relative low-tide crossing windows

These geometric crossings of 70% of the source high tide are separate from the daylight outing assessments above.

Predicted relative water-level crossings
Start	End	Prediction coverage	Daylight coverage	Weather coverage
Nov 14, 05:49 p.m. EST	Nov 15, 02:40 a.m. EST	complete	none	complete
Nov 15, 05:38 a.m. EST	Nov 15, 01:04 p.m. EST	complete	available	complete
Nov 15, 06:32 p.m. EST	Nov 16, 03:21 a.m. EST	complete	none	complete

Shoreline adventures 2026-11-16

Daylight shoreline outings

Weather assessments with separate tide coverage
Start	End	Score /10	Assessment	Wind min kn	Wind max kn	Gust	Rain mm	Tide coverage	Reasons
Nov 16, 10:00 a.m. EST	Nov 16, 12:00 p.m. EST	9.2	Excellent	11.5	12.8	No gust	0.0	complete
Nov 16, 12:00 p.m. EST	Nov 16, 02:00 p.m. EST	7.5	Good	8.7	9.9	No gust	0.0	complete

Shoreline tide predictions

Source high and low predictions; heights keep the source datum
Time	Tide	Height m
Nov 16, 04:59 a.m. EST	high	0.8
Nov 16, 10:23 a.m. EST	low	0.3
Nov 16, 04:52 p.m. EST	high	1.0
Nov 16, 11:08 p.m. EST	low	0.1

Relative low-tide crossing windows

These geometric crossings of 70% of the source high tide are separate from the daylight outing assessments above.

Predicted relative water-level crossings
Start	End	Prediction coverage	Daylight coverage	Weather coverage
Nov 15, 06:39 p.m. EST	Nov 16, 03:10 a.m. EST	complete	none	complete
Nov 16, 06:44 a.m. EST	Nov 16, 01:53 p.m. EST	complete	available	complete

Daily precipitation totals

Full local-day forecasts from Open-Meteo, including rain and snow water equivalent. Missing totals remain unavailable.

Daily precipitation in America/New_York
Date	Precipitation mm
2026-11-14	0.0
2026-11-15	0.0
2026-11-16	0.0