| Distance / Altitude | Location | Report Date / Time | Live Weather | Wind | Gusts | Temp. | Visibility | Cloud |
|---|---|---|---|---|---|---|---|---|
| 6 km ENE / 218 m | Chatham Airport (Massachusetts) | 2025-12-20 13:52 local (2025/12/20 18:52 GMT) |  Clear | light winds from the N (7 km/h at 1) | 3°C | 16 | ||
| 10 km ENE / 3 m | BUOY-CHTM3 (Marine) | 2025-12-20 14:30 local (2025/12/20 19:30 GMT) | - (- km/h at -) | 4°C | - | |||
| 17 km WSW / 217 m | Hyannis Airport (Massachusetts) | 2025-12-20 13:56 local (2025/12/20 18:56 GMT) | Clear | light winds from the W (11 km/h at 270) | 4°C | 16 | ||
| 26 km SSW / 3 m | Nantucket Sound Buoy (Marine) | 2025-12-20 15:00 local (2025/12/20 20:00 GMT) | light winds from the W (18 km/h at 260) | 3°C | - | |||
| 27 km SSW / - m | SHIP1085 (ocean) | 2025-12-20 15:00 local (2025/12/20 20:00 GMT) | - | moderate winds from the W (22 km/h at 260) | 3°C | - | no observation | |
| 27 km SSW / - m | SHIP1328 (ocean) | 2025-12-20 15:00 local (2025/12/20 20:00 GMT) | - | light winds from the W (18 km/h at 260) | 3°C | - | no observation | |
| 27 km SSW / - m | SHIP1025 (ocean) | 2025-12-20 15:00 local (2025/12/20 20:00 GMT) | - | moderate winds from the W (22 km/h at 260) | 3°C | - | no observation | |
| 27 km SSW / - m | SHIP420 (ocean) | 2025-12-20 14:00 local (2025/12/20 19:00 GMT) | - | light winds from the WSW (18 km/h at 250) | 3°C | - | no observation | |
| 27 km SSW / - m | SHIP89 (ocean) | 2025-12-20 14:00 local (2025/12/20 19:00 GMT) | - | light winds from the W (14 km/h at 260) | 3°C | - | no observation | |
| 27 km SSW / - m | SHIP263 (ocean) | 2025-12-20 14:00 local (2025/12/20 19:00 GMT) | - | light winds from the WSW (18 km/h at 250) | 3°C | - | no observation |
* NOTE: not all live weather reports for Wychmere Harbor, Nantucket Sound, Massachusetts update at the same frequency which is why some locations can show data from stations that are more remote if the report is more recent than known closer ones. We also include live weather reports from ships and buoys if data are submitted close to Wychmere Harbor, Nantucket Sound, Massachusetts, United States and within an acceptable time window.
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