Surf Break

Lat Long: 46.89° N 89.30° W

Ontonagon, United States Weather Observations

Issued: 1 pm 03 Oct 2026 (local time)

Forecast update in  hr  min

Today's Ontonagon sea temperature is
14.7°C
5.0° 

Ontonagon surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.

Current weather conditions and live observations for Ontonagon based on the nearest weather station observations (including METAR, SYNOP, ship and quickscat wind data). This is the most reliable place on surf-forecast.com to see what is happening with the weather in Ontonagon right now. Also check out the current weather map overlays on our dynamic weather maps.

Current Weather near Ontonagon

as reported by 5 closest weather stations

Weather Station WeatherWindGustsTemp.Visibility
Visibility /
Cloud

BUOY-OTNM4

3 km SSW3 m above sea level

2 hours ago
15
light winds from the SSW
(15 km/h at 210°)
14.7 °C-
-


BUOY-45216

4 km W3 m above sea level

2 hours ago
20
light winds from the SSE
(18 km/h at 160°)
14.1 °C-
-


Ironwood Airport

75 km SW720 m above sea level

3 hours ago
light rainLight rain
5
light winds from the SE
(6 km/h at 130°)
11.1 °C16
16
few
scattered
overcast

SHIP135

59 km WNW- m above sea level

2 hours ago
-
20
moderate winds from the SE
(22 km/h at 140°)
11.5 °C-
-

no observation

SHIP1425

59 km WNW- m above sea level

2 hours ago
-
20
moderate winds from the SE
(22 km/h at 140°)
11.5 °C-
-

no observation

SHIP980

59 km WNW- m above sea level

1 hour ago
-
20
light winds from the SE
(18 km/h at 140°)
11.8 °C-
-

no observation

SHIP147

59 km WNW- m above sea level

2 hours ago
-
20
moderate winds from the SE
(22 km/h at 140°)
11.5 °C-
-

no observation

SHIP1136

59 km WNW- m above sea level

2 hours ago
-
20
moderate winds from the SE
(22 km/h at 140°)
11.5 °C-
-

no observation

SHIP1891

59 km WNW- m above sea level

3 hours ago
-
15
light winds from the SE
(14 km/h at 140°)
11.2 °C-
-

no observation

SHIP964

59 km WNW- m above sea level

1 hour ago
-
20
light winds from the SE
(18 km/h at 140°)
11.8 °C-
-

no observation

* NOTE: not all weather observatories update at the same frequency which is the reason why some locations may show data from stations that are further away than known closer ones. We also include passing Ship data if it is recorded close to Ontonagon and within an acceptable time window.

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