CatchWindow · Time on the water
Beach near South Dennis (US) conditions
Weather, wind and available nearby ocean forecasts for Beach near South Dennis (US). Model forecasts are separate from station observations.
- Coordinates
- 41.6988343, -70.167099
Forecast sources and coverage
Times use America/New_York. Weather: available; marine forecast: available. Regional model values are separate from station observations.
Forecast for Barnstable Harbor (NOAA ACT1546_1), 9.3 km from Beach near South Dennis (US). Local conditions can differ.
Weather fetched 2026-11-13T00:44:26.544Z.
Marine fetched 2026-11-13T00:44:28.128Z.
Complete hourly weather forecast
| Time | Air °C | Wind km/h | Gust | Wind from ° | Precipitation mm | Precipitation % | Pressure hPa |
|---|---|---|---|---|---|---|---|
| Nov 12, 12:00 a.m. EST | 5.7 | 5.8 | 7.9 km/h | 107.0 | 0.0 | 2.0 | 1010.3 |
| Nov 12, 01:00 a.m. EST | 6.2 | 11.4 | 17.6 km/h | 153.0 | 0.0 | 2.0 | 1009.7 |
| Nov 12, 02:00 a.m. EST | 10.0 | 13.3 | 19.4 km/h | 159.8 | 0.0 | 2.0 | 1009.9 |
| Nov 12, 03:00 a.m. EST | 10.0 | 14.0 | 14.4 km/h | 152.7 | 0.0 | 3.0 | 1009.5 |
| Nov 12, 04:00 a.m. EST | 9.4 | 15.5 | No gust | 139.2 | 0.0 | 5.0 | 1008.9 |
| Nov 12, 05:00 a.m. EST | 9.0 | 18.4 | No gust | 132.1 | 0.0 | 1.0 | 1008.3 |
| Nov 12, 06:00 a.m. EST | 8.9 | 18.4 | No gust | 140.1 | 0.0 | 1.0 | 1008.0 |
| Nov 12, 07:00 a.m. EST | 9.3 | 20.2 | 24.8 km/h | 137.7 | 0.0 | 1.0 | 1007.9 |
| Nov 12, 08:00 a.m. EST | 11.3 | 20.5 | 26.6 km/h | 125.3 | 0.0 | 1.0 | 1007.7 |
| Nov 12, 09:00 a.m. EST | 12.3 | 21.2 | 26.3 km/h | 123.9 | 0.0 | 1.0 | 1007.4 |
| Nov 12, 10:00 a.m. EST | 12.8 | 22.7 | 25.6 km/h | 118.2 | 0.0 | 1.0 | 1006.9 |
| Nov 12, 11:00 a.m. EST | 13.0 | 24.5 | No gust | 109.7 | 0.0 | 1.0 | 1006.0 |
| Nov 12, 12:00 p.m. EST | 12.7 | 26.3 | No gust | 101.1 | 0.0 | 1.0 | 1004.3 |
| Nov 12, 01:00 p.m. EST | 12.4 | 27.4 | 29.2 km/h | 94.1 | 0.0 | 1.0 | 1003.1 |
| Nov 12, 02:00 p.m. EST | 12.1 | 29.5 | No gust | 86.6 | 0.0 | 2.0 | 1002.0 |
| Nov 12, 03:00 p.m. EST | 11.4 | 31.3 | 32.8 km/h | 81.7 | 0.0 | 3.0 | 1001.5 |
| Nov 12, 04:00 p.m. EST | 10.8 | 34.2 | 40.7 km/h | 78.6 | 0.1 | 6.0 | 1000.7 |
| Nov 12, 05:00 p.m. EST | 10.4 | 34.6 | 49.3 km/h | 74.5 | 2.4 | 14.0 | 1000.1 |
| Nov 12, 06:00 p.m. EST | 9.1 | 40.7 | 46.1 km/h | 67.2 | 3.3 | 34.0 | 999.6 |
| Nov 12, 07:00 p.m. EST | 9.0 | 40.3 | 51.5 km/h | 57.4 | 3.3 | 83.0 | 999.1 |
| Nov 12, 08:00 p.m. EST | 8.9 | 41.0 | 49.7 km/h | 51.8 | 3.7 | 99.0 | 999.1 |
| Nov 12, 09:00 p.m. EST | 8.6 | 41.0 | 52.6 km/h | 53.0 | 1.6 | 100.0 | 998.5 |
| Nov 12, 10:00 p.m. EST | 8.3 | 40.7 | 46.4 km/h | 51.7 | 0.7 | 100.0 | 998.2 |
| Nov 12, 11:00 p.m. EST | 8.3 | 42.5 | 47.2 km/h | 56.4 | 0.2 | 91.0 | 997.3 |
| Nov 13, 12:00 a.m. EST | 8.7 | 42.1 | 50.0 km/h | 54.2 | 0.0 | 73.0 | 996.8 |
| Nov 13, 01:00 a.m. EST | 9.1 | 41.0 | 50.8 km/h | 52.1 | 0.2 | 38.0 | 996.6 |
| Nov 13, 02:00 a.m. EST | 9.0 | 41.0 | 49.3 km/h | 47.8 | 0.2 | 19.0 | 996.5 |
| Nov 13, 03:00 a.m. EST | 8.5 | 41.4 | 49.7 km/h | 46.9 | 0.2 | 17.0 | 996.4 |
| Nov 13, 04:00 a.m. EST | 8.3 | 40.7 | 52.9 km/h | 45.7 | 0.2 | 18.0 | 996.6 |
| Nov 13, 05:00 a.m. EST | 8.2 | 40.3 | 52.6 km/h | 41.6 | 0.3 | 22.0 | 996.8 |
| Nov 13, 06:00 a.m. EST | 8.2 | 41.0 | 51.1 km/h | 37.7 | 0.2 | 27.0 | 997.1 |
| Nov 13, 07:00 a.m. EST | 8.3 | 40.7 | 50.4 km/h | 36.9 | 0.2 | 24.0 | 997.6 |
| Nov 13, 08:00 a.m. EST | 8.6 | 40.7 | 48.2 km/h | 36.0 | 0.0 | 20.0 | 997.7 |
| Nov 13, 09:00 a.m. EST | 8.8 | 40.0 | 44.3 km/h | 35.1 | 0.2 | 16.0 | 997.7 |
| Nov 13, 10:00 a.m. EST | 8.7 | 39.6 | 41.4 km/h | 30.0 | 0.3 | 19.0 | 997.9 |
| Nov 13, 11:00 a.m. EST | 8.4 | 39.2 | 42.5 km/h | 22.2 | 0.2 | 24.0 | 998.1 |
| Nov 13, 12:00 p.m. EST | 8.1 | 40.0 | No gust | 20.8 | 0.2 | 27.0 | 998.0 |
| Nov 13, 01:00 p.m. EST | 7.9 | 39.2 | No gust | 18.7 | 0.1 | 23.0 | 998.1 |
| Nov 13, 02:00 p.m. EST | 7.7 | 38.9 | No gust | 17.6 | 0.1 | 24.0 | 998.5 |
| Nov 13, 03:00 p.m. EST | 7.6 | 36.4 | 38.9 km/h | 14.3 | 0.1 | 49.0 | 999.4 |
| Nov 13, 04:00 p.m. EST | 7.3 | 34.2 | 40.0 km/h | 10.0 | 0.3 | 56.0 | 1000.4 |
| Nov 13, 05:00 p.m. EST | 7.0 | 34.6 | 36.4 km/h | 6.8 | 0.3 | 49.0 | 1001.1 |
| Nov 13, 06:00 p.m. EST | 6.8 | 33.5 | 36.0 km/h | 5.7 | 0.0 | 25.0 | 1001.7 |
| Nov 13, 07:00 p.m. EST | 7.2 | 31.0 | 34.6 km/h | 7.3 | 0.0 | 22.0 | 1002.5 |
| Nov 13, 08:00 p.m. EST | 7.3 | 29.2 | 31.0 km/h | 5.9 | 0.0 | 20.0 | 1002.9 |
| Nov 13, 09:00 p.m. EST | 7.5 | 25.6 | 29.2 km/h | 359.6 | 0.0 | 15.0 | 1003.2 |
| Nov 13, 10:00 p.m. EST | 7.8 | 25.9 | No gust | 357.0 | 0.0 | 14.0 | 1003.3 |
| Nov 13, 11:00 p.m. EST | 7.3 | 25.2 | No gust | 339.7 | 0.0 | 13.0 | 1003.2 |
Complete hourly marine forecast
| Time | Wave m | Wave period s | Wave from ° | Swell m | Swell period s | Water °C | Current km/h | Current toward ° |
|---|---|---|---|---|---|---|---|---|
| Nov 12, 12:00 a.m. EST | Unavailable | Unavailable | Unavailable | Unavailable | Unavailable | Unavailable | 0.2 | 90.0 |
| Nov 12, 01:00 a.m. EST | Unavailable | Unavailable | Unavailable | Unavailable | Unavailable | Unavailable | 0.2 | 90.0 |
| Nov 12, 02:00 a.m. EST | Unavailable | Unavailable | Unavailable | Unavailable | Unavailable | Unavailable | 0.2 | 90.0 |
| Nov 12, 03:00 a.m. EST | Unavailable | Unavailable | Unavailable | Unavailable | Unavailable | Unavailable | 0.0 | 90.0 |
| Nov 12, 04:00 a.m. EST | Unavailable | Unavailable | Unavailable | Unavailable | Unavailable | Unavailable | 0.2 | 270.0 |
| Nov 12, 05:00 a.m. EST | Unavailable | Unavailable | Unavailable | Unavailable | Unavailable | Unavailable | 0.2 | 270.0 |
| Nov 12, 06:00 a.m. EST | Unavailable | Unavailable | Unavailable | Unavailable | Unavailable | Unavailable | 0.2 | 270.0 |
| Nov 12, 07:00 a.m. EST | Unavailable | Unavailable | Unavailable | Unavailable | Unavailable | Unavailable | 0.2 | 270.0 |
| Nov 12, 08:00 a.m. EST | Unavailable | Unavailable | Unavailable | Unavailable | Unavailable | Unavailable | 0.2 | 270.0 |
| Nov 12, 09:00 a.m. EST | Unavailable | Unavailable | Unavailable | Unavailable | Unavailable | Unavailable | 0.0 | 90.0 |
| Nov 12, 10:00 a.m. EST | Unavailable | Unavailable | Unavailable | Unavailable | Unavailable | Unavailable | 0.2 | 90.0 |
| Nov 12, 11:00 a.m. EST | Unavailable | Unavailable | Unavailable | Unavailable | Unavailable | Unavailable | 0.0 | 90.0 |
| Nov 12, 12:00 p.m. EST | Unavailable | Unavailable | Unavailable | Unavailable | Unavailable | Unavailable | 0.0 | 90.0 |
| Nov 12, 01:00 p.m. EST | Unavailable | Unavailable | Unavailable | Unavailable | Unavailable | Unavailable | 0.2 | 270.0 |
| Nov 12, 02:00 p.m. EST | Unavailable | Unavailable | Unavailable | Unavailable | Unavailable | Unavailable | 0.2 | 270.0 |
| Nov 12, 03:00 p.m. EST | Unavailable | Unavailable | Unavailable | Unavailable | Unavailable | Unavailable | 0.4 | 270.0 |
| Nov 12, 04:00 p.m. EST | Unavailable | Unavailable | Unavailable | Unavailable | Unavailable | Unavailable | 0.5 | 270.0 |
| Nov 12, 05:00 p.m. EST | Unavailable | Unavailable | Unavailable | Unavailable | Unavailable | Unavailable | 0.5 | 270.0 |
| Nov 12, 06:00 p.m. EST | Unavailable | Unavailable | Unavailable | Unavailable | Unavailable | Unavailable | 0.5 | 270.0 |
| Nov 12, 07:00 p.m. EST | 1.0 | 4.0 | 87.0 | Unavailable | Unavailable | 12.5 | 0.5 | 270.0 |
| Nov 12, 08:00 p.m. EST | 1.0 | 4.2 | 85.0 | Unavailable | Unavailable | 12.5 | 0.4 | 270.0 |
| Nov 12, 09:00 p.m. EST | 1.1 | 4.3 | 82.0 | Unavailable | Unavailable | 12.4 | 0.4 | 270.0 |
| Nov 12, 10:00 p.m. EST | 1.1 | 4.5 | 80.0 | Unavailable | Unavailable | 12.4 | 0.2 | 270.0 |
| Nov 12, 11:00 p.m. EST | 1.1 | 4.5 | 78.0 | Unavailable | Unavailable | 12.4 | 0.0 | 90.0 |
| Nov 13, 12:00 a.m. EST | 1.1 | 4.7 | 77.0 | Unavailable | Unavailable | 12.4 | 0.2 | 270.0 |
| Nov 13, 01:00 a.m. EST | 1.1 | 4.7 | 75.0 | Unavailable | Unavailable | 12.3 | 0.2 | 270.0 |
| Nov 13, 02:00 a.m. EST | 1.1 | 4.8 | 73.0 | Unavailable | Unavailable | 12.3 | 0.2 | 270.0 |
| Nov 13, 03:00 a.m. EST | 1.1 | 4.8 | 72.0 | Unavailable | Unavailable | 12.3 | 0.4 | 270.0 |
| Nov 13, 04:00 a.m. EST | 1.1 | 4.9 | 70.0 | Unavailable | Unavailable | 12.2 | 0.5 | 270.0 |
| Nov 13, 05:00 a.m. EST | 1.0 | 4.9 | 69.0 | Unavailable | Unavailable | 12.2 | 0.5 | 270.0 |
| Nov 13, 06:00 a.m. EST | 1.0 | 4.9 | 67.0 | Unavailable | Unavailable | 12.2 | 0.5 | 270.0 |
| Nov 13, 07:00 a.m. EST | 1.0 | 4.8 | 66.0 | Unavailable | Unavailable | 12.2 | 0.5 | 270.0 |
| Nov 13, 08:00 a.m. EST | 1.0 | 4.8 | 65.0 | Unavailable | Unavailable | 12.2 | 0.5 | 270.0 |
| Nov 13, 09:00 a.m. EST | 1.0 | 4.8 | 65.0 | Unavailable | Unavailable | 12.1 | 0.4 | 270.0 |
| Nov 13, 10:00 a.m. EST | 0.9 | 4.8 | 64.0 | Unavailable | Unavailable | 12.1 | 0.2 | 270.0 |
| Nov 13, 11:00 a.m. EST | 0.9 | 4.8 | 63.0 | Unavailable | Unavailable | 12.1 | 0.2 | 270.0 |
| Nov 13, 12:00 p.m. EST | 0.9 | 4.8 | 63.0 | Unavailable | Unavailable | 12.1 | 0.2 | 270.0 |
| Nov 13, 01:00 p.m. EST | 0.9 | 4.8 | 62.0 | Unavailable | Unavailable | 12.1 | 0.4 | 270.0 |
| Nov 13, 02:00 p.m. EST | 0.9 | 4.8 | 62.0 | Unavailable | Unavailable | 12.1 | 0.4 | 270.0 |
| Nov 13, 03:00 p.m. EST | 0.9 | 4.8 | 63.0 | Unavailable | Unavailable | 12.0 | 0.4 | 270.0 |
| Nov 13, 04:00 p.m. EST | 0.8 | 4.8 | 63.0 | Unavailable | Unavailable | 12.0 | 0.5 | 270.0 |
| Nov 13, 05:00 p.m. EST | 0.8 | 4.9 | 66.0 | Unavailable | Unavailable | 12.0 | 0.5 | 270.0 |
| Nov 13, 06:00 p.m. EST | 0.8 | 5.0 | 69.0 | Unavailable | Unavailable | 12.0 | 0.5 | 270.0 |
| Nov 13, 07:00 p.m. EST | 0.7 | 5.2 | 72.0 | Unavailable | Unavailable | 12.0 | 0.5 | 270.0 |
| Nov 13, 08:00 p.m. EST | 0.7 | 5.2 | 75.0 | Unavailable | Unavailable | 12.0 | 0.4 | 270.0 |
| Nov 13, 09:00 p.m. EST | 0.7 | 5.3 | 77.0 | Unavailable | Unavailable | 11.9 | 0.4 | 270.0 |
| Nov 13, 10:00 p.m. EST | 0.7 | 5.3 | 80.0 | Unavailable | Unavailable | 11.9 | 0.2 | 270.0 |
| Nov 13, 11:00 p.m. EST | 0.6 | 5.5 | 83.0 | Unavailable | Unavailable | 11.9 | 0.0 | 90.0 |
Shoreline adventures 2026-11-12
Coverage: available. Source: provider: NOAA; stationId: 8447504; locationName: South Yarmouth, Bass River; distanceKm: 3.995539067506559; datum: MLLW. Times use America/New_York. These are forecast assessments, not beach access, harvesting permission or safe navigation boundaries.
Daylight shoreline outings
| Start | End | Score /10 | Assessment | Wind min kn | Wind max kn | Gust | Rain mm | Tide coverage | Reasons |
|---|---|---|---|---|---|---|---|---|---|
| Nov 12, 07:00 a.m. EST | Nov 12, 09:00 a.m. EST | 9.0 | Excellent | 10.9 | 11.1 | 14.4 kn | 0.0 | complete | |
| Nov 12, 12:00 p.m. EST | Nov 12, 02:00 p.m. EST | 5.1 | Fair | 14.2 | 14.8 | 15.7 kn | 0.0 | complete |
Shoreline tide predictions
| Time | Tide | Height m |
|---|---|---|
| Nov 12, 02:36 a.m. EST | high | 0.8 |
| Nov 12, 08:25 a.m. EST | low | 0.1 |
| Nov 12, 02:36 p.m. EST | high | 0.9 |
| Nov 12, 09:01 p.m. EST | low | 0.0 |
Relative low-tide crossing windows
These geometric crossings of 70% of the source high tide are separate from the daylight outing assessments above.
| Start | End | Prediction coverage | Daylight coverage | Weather coverage |
|---|---|---|---|---|
| Unavailable | Nov 12, 12:39 a.m. EST | partial | unavailable | unavailable |
| Nov 12, 04:33 a.m. EST | Nov 12, 12:05 p.m. EST | complete | available | complete |
| Nov 12, 05:02 p.m. EST | Nov 13, 01:26 a.m. EST | complete | none | complete |
Shoreline adventures 2026-11-13
Coverage: available. Source: provider: NOAA; stationId: 8447504; locationName: South Yarmouth, Bass River; distanceKm: 3.995539067506559; datum: MLLW. Times use America/New_York. These are forecast assessments, not beach access, harvesting permission or safe navigation boundaries.
Daylight shoreline outings
| Start | End | Score /10 | Assessment | Wind min kn | Wind max kn | Gust | Rain mm | Tide coverage | Reasons |
|---|---|---|---|---|---|---|---|---|---|
| Nov 13, 06:28 a.m. EST | Nov 13, 12:00 p.m. EST | 3.0 | Poor | 21.2 | 22.2 | 27.6 kn | 0.3 | complete | Strong wind or gusts |
| Nov 13, 02:00 p.m. EST | Nov 13, 04:24 p.m. EST | 3.0 | Poor | 18.5 | 21.0 | 21.6 kn | 0.3 | complete | Strong wind or gusts; Wind limits outing comfort |
Shoreline tide predictions
| Time | Tide | Height m |
|---|---|---|
| Nov 13, 03:18 a.m. EST | high | 0.8 |
| Nov 13, 09:06 a.m. EST | low | 0.2 |
| Nov 13, 03:18 p.m. EST | high | 0.9 |
| Nov 13, 09:43 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.
| Start | End | Prediction coverage | Daylight coverage | Weather coverage |
|---|---|---|---|---|
| Nov 12, 05:07 p.m. EST | Nov 13, 01:19 a.m. EST | complete | none | complete |
| Nov 13, 05:17 a.m. EST | Nov 13, 12:43 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.
| Date | Precipitation mm |
|---|---|
| 2026-11-12 | 11.5 |
| 2026-11-13 | 2.0 |
