Tonight19°C12°CF3Monday21°C13°CF3Tuesday22°CF3Wednesday19°CF4Thursday18°CF3Friday19°CF3 Tonight19°CF3 Forecast valid from 3 pm tonight to 6 am tomorrowMax19°CMin12°CCurrent17.5°CRather cloudy with risk of a light shower till late afternoon, but some brief sunny intervals developing, these more likely this evening. Fair spells overnight. UV Index: 5Good.F3Southwest to west light F2 or 3.Slight with a low swell.Monday21°CF3 Forecast valid from 6 am Monday to 6 am TuesdayMax21°CMin13°CSunny periods. Becoming cloudier overnight with the risk of a shower towards dawn on Tuesday. UV Index: 8F3Southwest to south light F2 or 3, backing east to northeast by late afternoon, then northeast light F3 to moderate F4 overnight.Tuesday22°CF3 Forecast valid 6 am to 6 pm TuesdayMax22°CCloudy with showersUV Index: 5F3Northeast F3Wednesday19°CF4 Forecast valid 6 am to 6 pm WednesdayMax19°CSunny periods and showersUV Index: 6F4West F4Thursday18°CF3 Forecast valid 6 am to 6 pm ThursdayMax18°CFair with sunny periodsUV Index: 7F3West Northwest F3Friday19°CF3 Forecast valid 6 am to 6 pm FridayMax19°CMainly sunnyUV Index: 8F3West Southwest F3View 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.