Today17°C12°CF2Thursday17°C13°CF4Friday17°CF3Saturday17°CF2Sunday17°CF3Monday16°CF4 Today17°C F2 Forecast valid from 4 am today to 6 am tomorrowMax17°CMin12°CCurrent9.5°CFair or sunny periods. Becoming rather cloudy overnight with isolated showers developing. UV Index: 3Mainly good, locally moderate in showers later. F2Southwest light F1 to 3, backing south this morning, becoming variable this afternoon, becoming northeast this evening, increasing light F3 to moderate F4 overnight.Slight, with a low swell.Thursday17°CF4 Forecast valid from 6 am Thursday to 6 am FridayMax17°CMin13°CRather cloudy with isolated showers mainly in the morning. Bright intervals in the afternoon and fair periods developing overnight. UV Index: 3 F4Northeast light F3 to moderate F4, occasionally fresh F5 during the day.Friday17°CF3 Forecast valid 6 am to 6 pm FridayMax17°CFair with sunny periodsUV Index: 2 F3Northeast F3Saturday17°CF2 Forecast valid 6 am to 6 pm SaturdayMax17°CFair with sunny periodsUV Index: 2 F2East F2Sunday17°CF3 Forecast valid 6 am to 6 pm SundayMax17°CFair with sunny periodsUV Index: 2 F3Northeast F3Monday16°CF4 Forecast valid 6 am to 6 pm MondayMax16°CSunny periods and showersUV Index: 2 F4Northeast F4View weather for Guernsey 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 Wind and wave map Latest satellite image Runway webcam – Jersey Tide times - St Helier Weather radar Aviation forecast Wind and wave map Latest satellite image Runway webcam – Jersey Page Content If you prefer a text-only forecast, m.gov.je has a layout ideal for your smartphone.