Buoy selection
Enter up to 10 buoy numbers, separated by commas or spaces.
Search buoys
Realtime buoy report
Buoy swpm4
Latest update: Jul 08, 2026, 15:30 UTC
Coordinates: 46.501, -84.372
Wind
2.9 kt
Average speed
Gust: 5.1 kt
Direction: 130 °
Waves
—
Dominant period: —
Average period: —
Direction: —
Temperatures
Air: 19.8 °C
Water: 18.0 °C
Dewpoint: —
Pressure
1015 hPa
Tendency (3hr): —
Visibility: —
Tide: —
Recent observations
Last 12 readings
UTC timestamps
| Time | Wind (kt) | Gust (kt) | Dir | Wave Ht (m) | Wave Pd (s) | Water Temp (°C) |
|---|---|---|---|---|---|---|
| Jul 08, 2026, 15:30 | 2.9 kt | 5.1 kt | 130 ° | — | — | 18.0 °C |
| Jul 08, 2026, 15:24 | 2.9 kt | 4.1 kt | 110 ° | — | — | 18.0 °C |
| Jul 08, 2026, 15:18 | 2.9 kt | 4.1 kt | 110 ° | — | — | 18.0 °C |
| Jul 08, 2026, 15:12 | 1.9 kt | 5.1 kt | 130 ° | — | — | 18.0 °C |
| Jul 08, 2026, 15:06 | 4.1 kt | 5.1 kt | 110 ° | — | — | 18.0 °C |
| Jul 08, 2026, 15:00 | 2.9 kt | 5.1 kt | 100 ° | — | — | 18.0 °C |
| Jul 08, 2026, 14:54 | 4.1 kt | 5.1 kt | 80 ° | — | — | 18.0 °C |
| Jul 08, 2026, 14:48 | 4.1 kt | 4.1 kt | 80 ° | — | — | 18.0 °C |
| Jul 08, 2026, 14:42 | 2.9 kt | 2.9 kt | 50 ° | — | — | 18.0 °C |
| Jul 08, 2026, 14:36 | 1.9 kt | 1.9 kt | 10 ° | — | — | 18.0 °C |
| Jul 08, 2026, 14:30 | 0.0 kt | 1.0 kt | — | — | — | 18.0 °C |
| Jul 08, 2026, 14:24 | 1.0 kt | 1.9 kt | 150 ° | — | — | 18.0 °C |
Compare
Overlay another buoy
Pick a second buoy to overlay on the charts below.
Last 24 hours
Wind speed & gust
kt
swpm4 Speed: 0.0–6.0 kt swpm4 Gust: 0.0–6.0 kt
Last 24 hours
Waves
m / s
Height
swpm4: —
Period
swpm4: —
Last 24 hours
Water temperature
°C
swpm4: 17.6–18.0 °C
Last 24 hours
Sea level pressure
hPa
swpm4:
1014–1017 hPa
Units
Wind units
Measurements