Gi surfForecast / Santa Catarina – Sul / Brazil

information circle48hr Weather and Surf, issued 2 am Friday 25 Jul 2025 -03
Forecast update in 17 min 51 s Forecast update imminent
Gi surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Gi sea temperature is
61.7°F
(Which is 3.4°F colder than average for this time of year)


How big are the waves at Gi today?

The current surf forecast for Gi at 7AM is: 4ft 10s primary swell from a South-southeast direction and 4ft 6s secondary swell from a East direction, 5ft 6s secondary swell from a East-northeast direction (forecast issued at 02:00am July 25). The wind direction is predicted to be cross-offshore and the swell rating is 3.

Time (-03) & DateWave HeightWave Period
Morning (25 Jul)3.5ft (1.1m)10s
Afternoon (25 Jul)3.5ft (1.1m)11s
Evening (25 Jul)6ft (1.9m)7s

Table - waves today at Gi. (Swell directed towards the surf break)

Updates in 17 min 51 s Forecast update imminent
Friday
25
Saturday
26
Sunday
27
0AM3AM6AM9AM12PM3PM6PM9PM0AM3AM6AM9AM12PM3PM6PM9PM0AM3AM6AM9AM12PM3PM6PM9PM
Rating
(10 max)
Swell
Height Map
Wave Height (ft) & direction (?)
4.5
SSE
4.5
SSE
5.5
ENE
3.5
SSE
4.5
SSE
3.5
SSE
3.5
SSE
6
ENE
6
ENE
5.5
ENE
5.5
ENE
3
SE
3.5
E
2.5
SE
2.5
SE
2.5
SE
2.5
SE
2.5
SE
2.5
SE
2
SE
2
SE
2.5
SE
2.5
SE
2.5
SE
Period(s) (?)101061011111177771171111111111111414121313
Wave
Graph
(?)Metric surfscale
Energy (?)396470688716580542514884787761671339294271269246227232272269269254328265
Wind
(mph)
5
N
5
NNW
5
NNE
5
NNE
5
NNE
10
NE
10
NE
10
NNE
10
NNE
10
NNE
5
N
5
WSW
5
SE
5
SSE
5
SW
5
WSW
5
WSW
5
W
0
NE
5
NNE
5
NE
0
ENE
5
ENE
5
N
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
off
glasscross-
off
cross-
off
cross-
off
crosscrosscross-
off
cross-
off
cross-
off
cross-
off
glassoncross-
on
crosscross-
off
cross-
off
cross-
off
glasscross-
off
glassglasscrossglass
High Tide
/ height (ft)
3:43AM
1.54
4:56PM
1.64
4:21AM
1.64
5:17PM
1.64
4:53AM
1.71
5:41PM
1.61
Low Tide
/ height (ft)
8:12AM
0.3
8:36PM
0.82
8:44AM
0.36
9:02PM
0.85
9:17AM
0.46
Friday
25
Saturday
26
Sunday
27
Sunrise---7:01-------7:01-------7:01----
Sunset-----5:40-------5:40-------5:42--
light rainlight rainlight raincloudlight rainpart cloudpart cloudclearclearclearclearclearclearclearclearpart cloudpart cloudpart cloudpart cloudcloudcloudlight rainlight rainlight rain
Rain (in)
0.00.10.0-0.0----------------0.00.00.1
Temp. °F575757596161616159596163706461615959595963616161
Feels °F (?)575757575959595755555963706461615959615764646363

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Eyeball surf reportRecent Eyeball Surf Reports for Santa Catarina - Sul

  1. weather stationWind Update Continuing clean conditions at Gi (calm at Urussanga wx 34 miles from Gi). 5ft 6s windswell from the E with a 4ft 10s swell from the SSE and a 3ft 6s windswell from the ESE as well as a 2ft 13s groundswell from the SE. 4 swells combining so expect closeout sets.

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