Guernsey forecast issued 28 Sept 2016 13:15 Tonight18°C14°CF4Thursday17°C12°CF4Friday18°CF4Saturday17°CF5Sunday18°CF3Monday19°CF3 Tonight18°C F4 Forecast valid from 2 pm tonight to 6 am tomorrowMax18°CMin14°CFair with sunny periods. Becoming cloudy overnight, perhaps a little drizzle by morning. UV Index: 4Good, becoming moderate overnight. F4Southwest light F3 to moderate F4, increasing fresh F5 around midnight, occasionally strong F6 overnight.Slight with a low swell, becoming moderate overnight.Thursday17°CF4 Forecast valid from 6 am Thursday to 6 am FridayMax17°CMin12°CCloudy. Occasional rain or drizzle especially from mid-morning, with a risk of hill fog patches, clearing early afternoon and becoming fair by late afternoon. Risk of a shower overnight.UV Index: 2 F4Southwest fresh F5, occasionally strong F6, veering northwest early afternoon and decreasing moderate F4 to fresh F5, backing west overnight.Friday18°CF4 Forecast valid 6 am to 6 pm FridayMax18°CSunny periods and showersUV Index: 4 F4West F4Saturday17°CF5 Forecast valid 6 am to 6 pm SaturdayMax17°CSunny periods and showersUV Index: 3 F5West Southwest F5Sunday18°CF3 Forecast valid 6 am to 6 pm SundayMax18°CFair with sunny periodsUV Index: 3 F3Southwest F3Monday19°CF3 Forecast valid 6 am to 6 pm MondayMax19°CFair with sunny periodsUV Index: 4 F3South F3View weather for Jersey SettingsWind speed Beaufort forceTemperature °Celsius Wind speed Beaufort force Miles per hour Kilometres per hour Knots Temperature °Celsius °Fahrenheit Tide times - St Helier Weather radar Aviation forecast Shipping forecast Latest satellite image Runway webcam – Jersey Tide times - St Helier Weather radar Aviation forecast Shipping forecast Latest satellite image Runway webcam – Jersey Page ContentIf you prefer a text-only forecast, m.gov.je has a layout ideal for your smartphone.