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Surf Forecasts:
Mahury surfForecast / French Guiana / French Guiana
48hr Weather and Surf, issued 8 am Sunday 17 May 2026 -03Forecast update in hr min s Forecast update imminent
Mahury surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Mahury sea temperature is
28.2° C
(Which is normal for this time of year)How big are the waves at Mahury today?
The current surf forecast for Mahury at 12PM is: 1.3m 9s primary swell from a Northeast direction and 0.6m 11s secondary swell from a North-northeast direction (forecast issued at 08:00am May 17). The wind direction is predicted to be onshore.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (17 May) | 4ft (1.2m) | 9s |
| Afternoon (17 May) | 4.5ft (1.3m) | 9s |
| Evening (17 May) | 4.5ft (1.3m) | 9s |
Table - waves today at Mahury. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastHeavy rain (total 47mm), heaviest during Sun night. Warm (max 27°C on Sun morning, min 25°C on Sun night). Wind will be generally light. | ||||||||||||||||||||||||
Sunday 17 | Monday 18 | Tuesday 19 | Wed 20 | |||||||||||||||||||||
6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 12 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 12 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 12 AM | 3 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
NE 9 | NE 9 | NE 9 | NE 9 | NE 9 | NE 9 | NE 9 | NE 9 | NE 8 | NE 8 | NE 9 | NE 9 | NE 9 | NE 9 | NE 9 | NE 8 | NE 9 | NE 9 | NE 9 | NE 9 | NE 8 | NE 8 | NE 9 | NE 9 | |
220 | 225 | 252 | 252 | 252 | 252 | 252 | 240 | 205 | 470 | 235 | 210 | 220 | 225 | 225 | 392 | 194 | 190 | 190 | 186 | 181 | 205 | 246 | 252 | |
Wind (km/h) | ||||||||||||||||||||||||
on | on | on | on | on | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | on | cross-on | cross-on | cross-on | |
High Tide | 4:49AM2.71m | 5:31PM2.42m | 5:36AM2.71m | 6:21PM2.36m | 6:27AM2.65m | 7:15PM2.26m | ||||||||||||||||||
Low Tide | 11:14AM-0.07m | 11:23PM0.32m | 12:03PM-0.05m | 00:12AM0.38m | 12:55PM0.03m | 1:03AM0.47m | ||||||||||||||||||
 |  |  | | |  |  | | | | | | | | | | | | | | | | | | |
 | 6:15 | — | — | — | — | — | — | — | 6:13 | — | — | — | — | — | — | — | 6:13 | — | — | — | — | — | — | 6:13 |
 | — | — | — | — | 6:35 | — | — | — | — | — | — | — | 6:35 | — | — | — | — | — | — | — | 6:36 | — | — | 6:36 |
— | — | 1 | 1 | 1 | — | 2 | 3 | 3 | 3 | 3 | 3 | 2 | 2 | 3 | 3 | 3 | 2 | 2 | 2 | 1 | 1 | 2 | 3 | |
Temp °C | 27 | 27 | 27 | 27 | 26 | 26 | 25 | 25 | 25 | 25 | 26 | 26 | 26 | 25 | 25 | 25 | 25 | 26 | 26 | 27 | 26 | 25 | 25 | 25 |
29 | 29 | 29 | 28 | 27 | 27 | 27 | 28 | 28 | 27 | 28 | 29 | 29 | 28 | 28 | 29 | 29 | 30 | 29 | 30 | 29 | 28 | 28 | 29 | |
Swell 1 Height (m) Direction Period (s) | NE 11 | NE 12 | NNE 11 | — | — | — | NNE 11 | NE 11 | NE 11 | NE 9 | NNE 11 | NNE 11 | — | NNE 10 | — | NE 9 | NE 9 | NE 9 | NE 9 | — | — | — | — | — |
 kJ | 33 | 34 | 85 | — | — | — | 81 | 58 | 19 | 235 | 12 | 12 | — | 69 | — | 220 | 194 | 190 | 190 | — | — | — | — | — |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | NNE 11 | — | — | — | — | — | — | NE 9 | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | 12 | — | — | — | — | — | — | 13 | — | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | NE 9 | NE 9 | NE 9 | NE 9 | NE 9 | NE 9 | NE 9 | NE 9 | NE 8 | NE 8 | NE 9 | NE 9 | NE 9 | NE 9 | NE 9 | NE 8 | — | NE 9 | NE 9 | NE 9 | NE 8 | NE 8 | NE 9 | NE 9 |
| kJ | 220 | 225 | 252 | 252 | 252 | 252 | 252 | 240 | 205 | 470 | 235 | 210 | 220 | 225 | 225 | 392 | — | 49 | 49 | 186 | 181 | 205 | 246 | 252 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 1203 | 1203 | 1203 | 1203 | 1316 | 1316 | 1316 | 1660 | 1660 | 1372 | 1743 | 1743 | 1316 | 1717 | 1372 | 1372 | 1355 | 1355 | 1717 | 1717 | 1316 | 1316 | 1316 | 1316 |
Best forecast wave conditions in French Guiana | ||||||||||||||||||||||||
Best forecast wave conditions in French Guiana | ||||||||||||||||||||||||
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