Koirien uimaranta
Ostrobothnia · Finland
Rating right now
A april–october beach on the Bothnian Sea near Ostrobothnia, Koirien uimaranta is exposed to W swell — SW–N on the forecast is when it lights up, ideally with a E–SE wind.
Today's surf at Koirien uimaranta
Updated 19:23 spot time
Koirien uimaranta surf report for Friday 2 Oct: waves 0.3 m–0.5 m knee to waist high, 0.2 m SW swell at 3.2 s. Wind up to 15 km/h SSW. Water 13°C. Best surf window around 00:00 — fair (2/5) with 11 km/h SW wind.
Snapshot refreshed hourly — the live hourly forecast below updates in real time.
10-day forecast
Local time · updates hourly
Wave height & period
Wind
| Time | Rating | Waves | Swell | Wind | Air |
|---|---|---|---|---|---|
Water temperature by month
This month: ~8.9°C (48°F) on average
Jan
0.7°C
33.3°F · -0.7–2.8°C
Feb
-0.1°C
31.8°F · -1–1.1°C
Mar
0.2°C
32.4°F · -0.9–1.2°C
Apr
1.1°C
34°F · -0.2–3.4°C
May
5.1°C
41.2°F · 0.9–8.5°C
Jun
10.8°C
51.4°F · 6.5–17.3°C
Jul
15.2°C
59.4°F · 11.5–19.1°C
Aug
16.7°C
62.1°F · 13.5–19.4°C
Sep
13.5°C
56.3°F · 10.8–16.7°C
Oct
8.9°C
48°F · 4.6–13.8°C
Nov
5.3°C
41.5°F · 1–7.6°C
Dec
2.8°C
37°F · 1–5.5°C
25-year monthly averages from the NOAA OISST satellite record — typical range min–max, not a live reading.
Know before you go
Best swell
SW–N
Best wind
E–SE
Break type
Beach break
Best season
April–October
Safety: Friendly by surf standards, but rip currents and drop-in etiquette still apply. Shifting sandbars create moving rip currents — learn to spot them and use them to get out back.
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