Severe Weather Alert: Heatwave and Fire Warnings for Friday, 16 May 2025

The South African Weather Service (SAWS) has issued critical weather alerts for Friday, 16 May 2025, as the country faces a mix of severe heatwave conditions, elevated fire danger, and localized thunderstorms. Residents across provinces should remain vigilant and take necessary precautions to safeguard themselves and their communities.
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Heatwave Alert in Northern Cape’s Richtersveld
A persistent heatwave is expected over the Richtersveld Municipality in the Northern Cape, with temperatures reaching very hot levels. This prolonged heat poses risks of heat exhaustion and heatstroke, particularly for vulnerable groups such as the elderly, children, and those with pre-existing health conditions.
Residents are urged to stay hydrated, avoid prolonged sun exposure during peak hours, and use protective clothing and sunscreen. The UVB sunburn index is notably high in affected areas, increasing the risk of sunburn.
Extremely High Fire Danger in Western Cape and Northern Cape
Extremely high fire danger conditions have been declared for parts of the Western Cape, including Beaufort West and Laingsburg municipalities, as well as northern parts of the Northern Cape. Dry conditions combined with strong winds, especially along the West Coast, create a volatile environment for wildfires. Weather alerts are critical in these regions due to the fire risks.
Authorities emphasize avoiding open flames, outdoor burning, and any activities that could spark fires. Prompt reporting of any fire outbreaks to local emergency services is critical. Farmers and landowners should ensure firebreaks are in place and firefighting equipment is ready.
Thunderstorms and Rainfall Risks in Northeastern Provinces
While much of the country contends with heat and fire risks, northeastern regions, including Limpopo, parts of Mpumalanga, and the eastern half of the Eastern Cape, face isolated showers and thunderstorms. These may bring heavy downpours and localized flooding risks, particularly in low-lying areas.
Travelers should exercise caution on roads prone to flooding and avoid unnecessary travel during severe weather. Residents should secure outdoor items that could be displaced by strong winds. The weather alert for thunderstorms is crucial for safe navigation in these areas.
Morning Fog and Windy Conditions
Morning fog is expected in several provinces, including Gauteng, Mpumalanga escarpment, KwaZulu-Natal northern interior, and coastal areas of the Western and Eastern Cape. This may reduce visibility, so drivers should exercise caution during the early hours. The weather alert emphasizes caution due to fog conditions.
Additionally, windy conditions along the West Coast and parts of the Western Cape may exacerbate fire risks and cause disruptions.
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Provincial Weather Alert Summary for 16 May 2025
Province | Key Weather Alerts & Warnings |
---|---|
Northern Cape | Heatwave in Richtersveld; extremely high fire danger in northern areas |
Western Cape | Extremely high fire danger in Beaufort West, Laingsburg; windy conditions |
Gauteng | Morning fog; high UVB index; partly cloudy and cool |
Mpumalanga | Morning fog on escarpment; partly cloudy; warm in Lowveld |
Limpopo | Morning fog, high UVB index; partly cloudy and cool |
North West | Partly cloudy and cool |
Free State | Partly cloudy and cool |
Eastern Cape | Isolated showers and thunderstorms in the northeast |
KwaZulu-Natal | Morning fog in northern interior; very high UVB index; partly cloudy |
Safety Recommendations
- Heatwave: Drink plenty of water, avoid strenuous outdoor activities during peak sun hours (10:00 AM – 3:00 PM), wear light clothing, and use sunscreen.
- Fire Danger: Avoid open flames, report fires immediately, and prepare firebreaks if you live in high-risk areas.
- Thunderstorms & Flooding: Avoid flooded roads, stay indoors during storms, and secure loose outdoor items.
- Fog & Wind: Drive carefully in foggy conditions and be alert for sudden gusts of wind, especially near coastal and fire-prone areas.
Stay Updated
Residents are strongly advised to monitor official updates from the South African Weather Service and heed local warnings throughout the weekend for continuous weather alerts. Preparing emergency kits and having a safety plan can help mitigate risks associated with these severe weather events.
By staying informed and taking proactive measures, South Africans can navigate this challenging weather period safely. For the latest warnings and detailed forecasts, visit the official SAWS website.