Guernsey forecast issued 21 Feb 2017 20:45 Tonight9°CF5Wednesday11°C9°CF5Thursday11°CF6Friday9°CF5Saturday11°CF6Sunday12°CF4 Tonight9°C F5 Forecast valid from 9 pm tonight to 6 am tomorrowMin9°CCloudy with mist and occasional drizzle. Risk of hill fog patches. Moderate to poor, perhaps occasionally very poor. F5Westerly moderate F4 to fresh F5, increasing fresh F5 to strong F6 overnight.Moderate to rather rough with a low swell, becoming rather rough to rough overnight.Wednesday11°CF5 Forecast valid from 6 am Wednesday to 6 am ThursdayMax11°CMin9°CMainly cloudy with a little drizzle, mist and hill fog patches at times. UV Index: 1 F5West fresh F5 to strong F6, backing southwest by evening, perhaps occasionally strong F7 overnight.Thursday11°CF6 Forecast valid 6 am to 6 pm ThursdayMax11°CSunny periods and showersUV Index: 1 F6West F6Friday9°CF5 Forecast valid 6 am to 6 pm FridayMax9°CFair with sunny periodsUV Index: 2 F5Northwest F5Saturday11°CF6 Forecast valid 6 am to 6 pm SaturdayMax11°CFair with sunny periodsUV Index: 2 F6Southwest F6Sunday12°CF4 Forecast valid 6 am to 6 pm SundayMax12°CCloudyUV Index: 1 F4West Southwest F4View 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.