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Surf Forecasts:

Niagara Rivermouth surfForecast / Lake Ontario / USA

information circle48hr Weather and Surf, issued 1 am Wednesday 17 Sep 2025 EDT
Forecast update in hr  min  s Forecast update imminent
Niagara Rivermouth surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Niagara Rivermouth sea temperature is
19.5° C
 (Which is slightly warmer than usual)
Updates in  hr  min  s Forecast update imminent 
12 DaysHourly
Print Table
Wednesday
17
Thursday
18
Friday
19
11 PM2 AM5 AM8 AM11 AM2 PM5 PM8 PM11 PM2 AM5 AM8 AM11 AM2 PM5 PM8 PM11 PM2 AM5 AM8 AM11 AM2 PM5 PM8 PM
Rating
(10 max)
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Swell
Height Map
See all maps
Wave Height (m) & direction (?)————————————————————————
Period(s) (?)------------------------
Wave
Graph
(?)Metric surfscale
Energy kJ (?)000000000000000000000000
Wind
(km/h)
10
E
10
E
10
E
5
E
10
NE
15
NNE
10
NE
10
E
5
SSE
10
W
10
SW
10
WSW
10
W
10
WNW
5
SW
5
W
20
N
15
NNE
15
NE
20
NE
20
NE
15
NE
5
NE
5
ENE
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
on		cross-
on		cross-
on		cross-
on		oncross-
on		oncross-
on		cross-
off		cross-
off		offoffcross-
off		cross-
off		offglasscross-
on		ononononononon
High Tide
/ height (m)
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
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n/a
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n/a
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n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
Low Tide
/ height (m)
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
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n/a
n/a
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n/a
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n/a
n/a
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n/a
n/a
n/a
n/a
n/a
n/a
Wednesday
17
Thursday
18
Friday
19
Sunrise---6:56-------6:58-------6:58----
Sunset------7:22-------7:21-------7:19-
clear
clear
clear
clear
clear
part cloud
cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
cloud
part cloud
part cloud
clear
clear
clear
Rain (mm)
------------------------
Temp. °C181717172022212020181817212428232018171615161918
Feels °C (?)161616171921202020181816202127231917161311131716
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
Map placeholder

Eyeball surf reportRecent Eyeball Surf Reports for Lake Ontario

  1. weather stationWind Update Continuing clean conditions at Niagara Rivermouth (calm at Lewiston 11 km from Niagara Rivermouth). not gfswave

    1 hour 56 minutes ago Niagara Rivermouth
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1 h 56 min ago

0 km/h
NE
Clean
Please reload the page to see if there are any updates.

FREE! Surf-Forecast.com widget for your website

The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Niagara Rivermouth surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.

View detailed surf forecast for Niagara Rivermouth at:
surf-forecast.com

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