Wind in South Dennis
Hourly forecast for 7 days · updated today, Thursday, October 29, at 5:06 am (EDT)- Gusts
- 17 mph
- Beaufort scale
- 2 · light breeze
- Today's peak
- 14 mph at 2:00 pm
- In knots
- 6 kn
Today the wind in South Dennis is a light breeze from the southwest: 4 mph to 14 mph, peaking at 2:00 pm with gusts of 24 mph. No strong wind for the rest of the week.
Wind for the next 7 days, hour by hour
Arrows point where the wind blows to, every 12 hours. Each hour comes from the best model covering this spot: regional ones first (HRRR and NBM in the U.S., AROME, ICON-EU), then ECMWF and GFS.
- Today, Thu 29 4–14 mph · gusts 24 SW · Beaufort 4
- Fri 30 8–10 mph · gusts 21 W · Beaufort 3
- Sat 31 0–12 mph · gusts 23 NNW · Beaufort 3
- Sun 1 1–7 mph · gusts 13 WSW · Beaufort 2
- Mon 2 4–9 mph · gusts 16 WSW · Beaufort 3
- Tue 3 3–10 mph · gusts 16 NE · Beaufort 3
- Wed 4 5–11 mph · gusts 19 SE · Beaufort 3
Every 3 hours
| Time | 12:00 am | 3:00 am | 6:00 am | 9:00 am | 12:00 pm | 3:00 pm | 6:00 pm | 9:00 pm |
|---|---|---|---|---|---|---|---|---|
| Wind (mph) | 4 | 6 | 6 | 6 | 12 | 13 | 8 | 9 |
| Gusts | 11 | 15 | 16 | 17 | 19 | 23 | 21 | 18 |
| Direction | WSW | SSW | SSW | SW | SW | SW | SW | SW |
| Beaufort | 2 | 2 | 2 | 2 | 3 | 4 | 3 | 3 |
| Model | HRRR | HRRR | HRRR | HRRR | HRRR | HRRR | HRRR | HRRR |
| Time | 12:00 am | 3:00 am | 6:00 am | 9:00 am | 12:00 pm | 3:00 pm | 6:00 pm | 9:00 pm |
|---|---|---|---|---|---|---|---|---|
| Wind (mph) | 8 | 8 | 8 | 8 | 8 | 8 | 9 | 10 |
| Gusts | 19 | 19 | 19 | 16 | 14 | 14 | 17 | 21 |
| Direction | SW | SW | WSW | W | W | WNW | WNW | NW |
| Beaufort | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 |
| Model | NBM | NBM | NBM | NBM | NBM | NBM | NBM | NBM |
| Time | 12:00 am | 3:00 am | 6:00 am | 9:00 am | 12:00 pm | 3:00 pm | 6:00 pm | 9:00 pm |
|---|---|---|---|---|---|---|---|---|
| Wind (mph) | 10 | 11 | 11 | 12 | 11 | 9 | 3 | 0 |
| Gusts | 21 | 22 | 23 | 22 | 20 | 15 | 7 | 4 |
| Direction | NW | NW | NNW | NNW | NNW | NNW | NNW | NW |
| Beaufort | 3 | 3 | 3 | 3 | 3 | 3 | 1 | 0 |
| Model | NBM | NBM | NBM | NBM | NBM | NBM | NBM | NBM |
| Time | 12:00 am | 3:00 am | 6:00 am | 9:00 am | 12:00 pm | 3:00 pm | 6:00 pm | 9:00 pm |
|---|---|---|---|---|---|---|---|---|
| Wind (mph) | 1 | 2 | 3 | 5 | 6 | 7 | 5 | 4 |
| Gusts | 5 | 6 | 8 | 9 | 11 | 13 | 12 | 12 |
| Direction | WNW | WNW | W | W | WSW | SW | SW | WSW |
| Beaufort | 1 | 1 | 1 | 2 | 2 | 2 | 2 | 2 |
| Model | NBM | NBM | NBM | NBM | NBM | NBM | NBM | NBM |
Do the models agree on the wind?
Medium confidenceThey roughly agree; there's more spread in the wind tomorrow.
What 6 forecast models say for the next few days. The closer they are, the more reliable the forecast.
| Wind (mph) | Today | Fri 30 | Sat 31 | Sun 1 | Mon 2 | Tue 3 | Wed 4 |
|---|---|---|---|---|---|---|---|
| ECMWF | 1426 | 2036 | 1934 | 921 | 1625 | 919 | 1019 |
| AIFS | 15 | 16 | 17 | 9 | 13 | 14 | 14 |
| GFS | 1632 | 2033 | 1727 | 1219 | 1628 | 1319 | 1318 |
| ICON | 1124 | 1022 | 1634 | 615 | 1125 | 411 | 818 |
| HRRR | 1424 | 1432 | — | — | — | — | — |
| NBM | 1120 | 1021 | 1223 | 713 | 916 | 1016 | 1119 |
| Confidence | high | medium | high | high | high | high | high |
Each model's day runs midnight to midnight local time; models that reach fewer days are left blank. Rain: daily total. Wind: the day's highest average wind and, in small type, the strongest gust. Highlighted: values that stand out from the rest. The chance of rain comes from many runs of the same model with slightly different starting data.
Onshore or offshore wind?
Today, from the southwest: cross-shore. Drift and current run parallel to the beach.
The coast here faces northwest. We work it out from the OpenStreetMap coastline.
How to read the Beaufort scale
| Force | Name | mph | At sea |
|---|---|---|---|
| 1 | Light air | 1–3 | Ripples, no foam |
| 2 | Light breeze · today | 4–7 | Small wavelets |
| 3 | Gentle breeze | 8–12 | Scattered whitecaps |
| 4 | Moderate breeze · week peak | 13–18 | Frequent whitecaps |
| 5 | Fresh breeze | 19–24 | Moderate waves, many whitecaps |
| 6 | Strong breeze | 25–31 | Large waves, foam crests |
Questions about the wind in South DennisQuestions
What's the wind like today in South Dennis?
Light breeze from the southwest: 6 mph now, peaking at 14 mph at 2:00 pm with gusts of 24 mph.
Which day is windiest this week?
Thursday 29: up to 14 mph from the southwest, with gusts of 24 mph.
Is it a good day to go fishing by boat?
Today the wind is light breeze and waves are 0.9 ft. No strong gusts expected this week. Always check official warnings before heading out.
Is today's wind onshore or offshore?
Cross-shore: the coast faces northwest.
More about South Dennis today
Wind near South Dennis
- Northwest Harwich 7 mph SW · 2.8 mi
- Osterville 6 mph SSW · 13 mi
- Oyster Harbors 8 mph SW · 14 mi
- Wellfleet 12 mph SW · 18 mi
- Provincetown 10 mph SW · 25 mi
- West Falmouth 9 mph SSW · 25 mi
Only places with a different forecast: spots a few miles apart share the same model cell and wouldn't add anything.
Learn more
Wind: Open-Meteo, CC BY 4.0, with the best model for each spot and lead time (NOAA HRRR and NBM in the U.S., Météo-France AROME, DWD ICON-EU, ECMWF IFS and NOAA GFS; the table shows each hour's model). Coast orientation: © OpenStreetMap contributors.
Forecast from Open-Meteo (CC BY 4.0) with models from ECMWF, NOAA, Météo-France, DWD, Copernicus Marine and CAMS. Updated at 5:06 am (local time).
Spotted a mistake? Tell us · Where the weather and sea data come from