Markers show the daily high for Onsala and the places around it — all from our warm cache, the map makes no calls of its own. Radar mode fetches frames from RainViewer.
🌊 Water temperature
SMHI Hydroobs
11°
Cold water
Measured: 2026-11-02
☀️ Weather at the beach
9°
Partly cloudy
Feels like+6°
Wind7 m/s NE
UV index0 – Low
Sunrise07:26
Sunset16:24
📅 5-day forecast
TodayShowers
+11°+5°1,4mm
TuesdayClear
+8°+3°–
WednesdayClear
+10°+4°–
ThursdayShowers
+10°+7°0,7mm
FridayClear
+9°+4°0,1mm
SMHI
Official weather data from SMHI (Swedish Meteorological and Hydrological Institute) · SMHI · Swedish Museum of Natural History · Trafikverket