Union Bay surfForecast / Lake Superior / USA

information circle48hr Weather and Surf, issued 7 am Saturday 19 Jul 2025 EDT
Forecast update in hr  min  s Forecast update imminent
Union Bay surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Union Bay sea temperature is
13.4° C
(Which is 2.5°C warmer than normal for this time of year)
Updates in  hr  min  s Forecast update imminent
Saturday
19
Sunday
20
Monday
21
Tue
22
5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM
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
Wave Height (m) & direction (?)
0.2
WSW
0.2
WSW
0.4
E
0.6
ESE
0.6
SE
Period(s) (?)-----22--------------344
Wave
Graph
(?)Metric surfscale
Energy (?)000000000000000000000300
Wind
(km/h)
5
E
10
NE
15
NE
10
NNE
10
NNE
5
WNW
0
NE
5
WSW
5
SW
0
SSW
5
NW
10
N
10
NE
5
SE
10
E
10
SSE
10
SE
10
SE
10
SE
10
E
10
E
10
ESE
15
S
10
SSE
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
glasscross-
on
cross-
on
cross-
on
onglassglassglasscross-
off
glassglassoncross-
on
glasscrosscross-
off
cross-
off
cross-
off
cross-
off
crosscrosscross-
off
offoff
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
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
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
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
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
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
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
Saturday
19
Sunday
20
Monday
21
Tue
22
Sunrise-6:22-------6:24-------6:24------
Sunset-----9:45-------9:45-------9:44--
part cloudpart cloudpart cloudpart cloudpart cloudclearclearclearclearclearpart cloudcloudcloudpart cloudclearclearclearclearclearcloudpart cloudclearclearclear
Rain (mm)
------------------------
Temp. °C161515161616141414151818181917151515202322221917
Feels °C (?)171513151516141313151817171916131313182120211816
  • 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 Superior

  1. weather stationWind Update Continuing clean conditions at Union Bay (light winds from the N at BUOY-45216 23 km from Union Bay). not gfswave

    Union Bay
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23 km away, 2 h 5 min ago

7 km/h
N
12.0
13.4
Air / Water (°C)
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