Weather forecast, alerts and UVB index for all South African provinces, 29 June 2021 This forecast is designed to be a quick overview of what lies in store. Weather data provided by the South African Weather Service. For a detailed forecast of your province, click here. Severe Weather Alerts IMPACT-BASED WARNINGS: Yellow level 2 warning for RAIN resulting in localized flooding is expected over the City of Cape Town and western parts of Cape Winelands. Yellow level 2 warning for WIND leading to difficulty in navigation at sea is expected offshore between Alexander Bay and Cape Columbine Yellow Level 2 Warning for WAVES resulting in difficulty in navigation at sea is expected between Alexander Bay and Lamberts Bay on Tuesday evening.