Guernsey forecast issued 23 Mar 2017 06:45 Today9°C4°CF5Friday11°C6°CF5Saturday11°CF6Sunday12°CF5Monday13°CF3Tuesday13°CF2 Today9°C F5 Forecast valid from 7 am today to 6 am tomorrowMax9°CMin4°CCloudy with occasional light rain, becoming persistent at times from late morning, perhaps some heavy bursts with the risk of thunder. Becoming fair around midnight. Risk of a ground frost overnight. UV Index: 2Good, becoming moderate to poor at times. F5Northeast light F3 to moderate F4, increasing moderate F4 to fresh F5 by midday and strong F6 by mid- afternoon, then strong F7 this evening, veering east moderate F4 around midnight.Slight with a low swell, increasing rather rough to rough this afternoon.Friday11°CF5 Forecast valid from 6 am Friday to 6 am SaturdayMax11°CMin6°CMainly fair with sunny periods. Risk of a shower. UV Index: 2 F5East to northeast light F3 to moderate F4, increasing fresh F5 to strong F6 by early afternoon and strong F6 to 7 in the evening.Saturday11°CF6 Forecast valid 6 am to 6 pm SaturdayMax11°CMainly sunnyUV Index: 3 F6Northeast F6Sunday12°CF5 Forecast valid 6 am to 6 pm SundayMax12°CMainly sunnyUV Index: 3 F5East Northeast F5Monday13°CF3 Forecast valid 6 am to 6 pm MondayMax13°CMainly sunnyUV Index: 4 F3East Southeast F3Tuesday13°CF2 Forecast valid 6 am to 6 pm TuesdayMax13°CSunny periods and showersUV Index: 3 F2South F2View 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.