Marathon Surf Break

Lat Long: 48.73° N 86.55° W

Marathon, Canada Weather Observations

Issued: 7 am 20 Sep 2026 (local time)

Forecast update in  hr  min

Today's Marathon sea temperature is
15.4°C
4.2° 

Marathon 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 Marathon 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 Marathon right now. Also check out the current weather map overlays on our dynamic weather maps.

Current Weather near Marathon

as reported by 5 closest weather stations

Weather Station WeatherWindGustsTemp.Visibility
Visibility /
Cloud

Marathon Airport

15 km E315 m above sea level

2 hours ago
part cloudDry and partly cloudy
20
light winds from the NE.(Wind varies from 030 to 090 degs)
(19 km/h at 50°)
8 °C24
24
broken

Pukaskwa(Aut)-Ont

23 km SE208 m above sea level

1 hour ago
no report
wind obs. (11 kph from 60 degs) was rejected
(- km/h at -°)
4.8 °C-
-
-
no observation
-

Pukaskwa Park Airport

24 km SE37 m above sea level

2 hours ago
clear-
15
light winds from the NE
(15 km/h at 50°)
9.6 °C0.0
0.0


SHIP2100

37 km SSW- m above sea level

1 hour ago
-
30
fresh winds from the NNE
(29 km/h at 30°)
9.4 °C-
-

no observation

SHIP398

37 km SSW- m above sea level

2 hours ago
-
30
fresh winds from the NNE
(32 km/h at 20°)
9.3 °C-
-

no observation

Slate Island Buoy

37 km SSW3 m above sea level

1 hour ago
30
fresh winds from the NNE
(29 km/h at 30°)
9.4 °C-
-


SHIP1359

37 km SSW- m above sea level

2 hours ago
-
30
fresh winds from the NNE
(32 km/h at 20°)
9.3 °C-
-

no observation

SHIP9671

116 km SE15 m above sea level

3 hours ago
40
fresh winds from the NNE
(38.88 km/h at 30°)
16.7 °C17.7 km
17.7 km


SHIP527

116 km SSW- m above sea level

3 hours ago
-
40
strong winds from the N
(40 km/h at 10°)
11.2 °C-
-

no observation

SHIP1909

116 km SSW- m above sea level

1 hour ago
-
30
fresh winds from the NNE
(29 km/h at 20°)
10.6 °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 Marathon and within an acceptable time window.

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