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Surf Forecasts:
Mahury surfForecast / French Guiana / French Guiana
48hr Weather and Surf, issued 8 pm Tuesday 19 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
28.0° C
(Which is normal for this time of year)How big are the waves at Mahury today?
The current surf forecast for Mahury at 3AM is: 1.9m 9s primary swell from a Northeast direction and 1.3m 9s secondary swell from a Northeast direction (forecast issued at 08:00pm May 19). The wind direction is predicted to be cross-onshore.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 May) | 4.5ft (1.3m) | 9s |
| Afternoon (20 May) | 6ft (1.9m) | 8s |
| Evening (20 May) | 6ft (1.8m) | 8s |
Table - waves today at Mahury. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastHeavy rain (total 29mm), heaviest during Wed morning. Warm (max 28°C on Thu afternoon, min 24°C on Tue night). Wind will be generally light. | ||||||||||||||||||||||||
Tue 19 | Wednesday 20 | Thursday 21 | Friday 22 | |||||||||||||||||||||
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 | 6 AM | 9 AM | 12 PM | 3 PM | |
Swell Height Map |   |    |    |    | ||||||||||||||||||||
NE 9 | NE 9 | NE 9 | NE 9 | NE 9 | NE 9 | NE 9 | NE 8 | NE 9 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | |
210 | 215 | 554 | 554 | 252 | 275 | 262 | 534 | 238 | 450 | 450 | 400 | 176 | 153 | 153 | 153 | 153 | 115 | 115 | 112 | 112 | 93 | 192 | 211 | |
Wind (km/h) | ||||||||||||||||||||||||
on | cross-on | cross-on | cross-on | cross | cross | cross | cross | cross-on | cross-on | cross-on | cross-on | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross | cross-on | cross-on | |
High Tide | 7:15PM2.26m | 7:22AM2.53m | 8:13PM2.16m | 8:22AM2.38m | 9:16PM2.07m | 9:28AM2.24m | ||||||||||||||||||
Low Tide | 1:03AM0.47m | 1:50PM0.17m | 2:00AM0.57m | 2:49PM0.32m | 3:04AM0.67m | |||||||||||||||||||
 |  | | | |  | |  |  |  |  |  | | | | | | | | | | | | | |
 | — | — | — | — | 6:13 | — | — | — | — | — | — | — | 6:13 | — | — | — | — | — | — | — | 6:13 | — | — | — |
 | 6:36 | — | — | — | — | — | — | — | 6:36 | — | — | — | — | — | — | — | 6:36 | — | — | — | — | — | — | 6:36 |
— | 1 | 2 | 3 | 4 | 5 | 3 | — | 1 | — | — | — | — | — | 1 | — | — | — | — | 2 | — | 1 | 3 | 2 | |
Temp °C | 27 | 26 | 26 | 25 | 24 | 24 | 25 | 25 | 24 | 25 | 25 | 25 | 25 | 26 | 27 | 28 | 27 | 26 | 26 | 25 | 25 | 26 | 27 | 27 |
31 | 29 | 29 | 28 | 27 | 27 | 28 | 27 | 27 | 28 | 29 | 29 | 29 | 29 | 30 | 30 | 30 | 29 | 30 | 28 | 28 | 29 | 30 | 30 | |
Swell 1 Height (m) Direction Period (s) | NE 9 | NE 9 | NE 9 | NE 9 | — | — | — | NE 9 | NE 9 | NE 8 | NE 8 | NE 8 | NE 8 | — | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | — | NE 8 |
 kJ | 210 | 215 | 246 | 252 | — | — | — | 238 | 238 | 205 | 206 | 180 | 176 | — | 153 | 153 | 153 | 115 | 115 | 112 | 112 | 93 | — | 211 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
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 8 | — | NE 8 | NE 8 | NE 8 | — | NE 8 | NE 8 | NE 8 | NE 8 | — | — | — | — | — | NE 8 | — |
| kJ | — | — | 554 | 554 | 252 | 275 | 262 | 534 | — | 450 | 450 | 400 | — | 153 | 43 | 43 | 43 | — | — | — | — | — | 192 | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 1316 | 1209 | 1316 | 1355 | 1203 | 1203 | 1743 | 1316 | 1316 | 1660 | 1194 | 1194 | 1194 | 1177 | 1281 | 1717 | 1743 | 1212 | 1212 | 1212 | 1316 | 1660 | 1660 | 1717 |
Best forecast wave conditions in French Guiana | ||||||||||||||||||||||||
Best forecast wave conditions in French Guiana | ||||||||||||||||||||||||
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