Overview
- An impact-based yellow level 4 warning forecasts severe thunderstorms with heavy downpours, flooding, damaging winds and hail over the extreme northwestern KwaZulu-Natal, the extreme eastern Free State and the southern highveld of Mpumalanga on Tuesday, 30 December.
- Yellow level 2 alerts cover Gauteng, the Free State, western North West, the far northeast of the Northern Cape, the northeast of the Eastern Cape, the interior of KwaZulu-Natal and the highveld of Mpumalanga for severe storms with localised flooding, strong winds and small hail.
- Extremely high fire danger is expected in the southern and western Northern Cape as well as the Cederberg and northern Garden Route in the Western Cape, with very hot conditions flagged for Khai‑Ma and Hantam, the Central Karoo and the northern Garden Route.
- Forecasts indicate partly cloudy, cool-to-warm conditions with isolated to scattered afternoon showers and thundershowers across central and eastern regions, while the west remains fine, hot to very hot.
- Authorities warn of flooding of susceptible roads, settlements and low-lying bridges, frequent lightning and hazardous travel, with a very high UVB index noted for regions including Gauteng and the Western Cape.