A weather warning is in place across south London, with thunderstorms forecast to break up the heatwave this evening.

This week’s sweltering temperatures are set to dip as we enter a wet weekend, with showers predicted throughout Saturday and Sunday.

The yellow warning is in place from 8pm this evening until 10pm on Saturday due to concerns over potential flooding, poor travel conditions, lightning and hail.

We have broken the forecast down hour-by-hour across the region.

8pm - 19°C, Sunny intervals and a gentle breeze

9pm - 19°C, Light cloud and a gentle breeze

10pm - 18°C, Partly cloudy and a gentle breeze

11pm - 17°C, Partly cloudy and a gentle breeze

12am - 17°C, Partly cloudy and a gentle breeze

1am - 17°C, Light cloud and a gentle breeze

Your Local Guardian:

2am - 17°C, Light cloud and a gentle breeze

3am - 17°C, Light rain showers and a gentle breeze

4am - 17°C, Light rain showers and a gentle breeze

5am - 17°C, Light rain showers and a gentle breeze

6am - 16°C, Light rain showers and a gentle breeze

7am - 17°C, Light cloud and a gentle breeze

8am - 17°C, Light rain and a gentle breeze

Your Local Guardian:

9am - 18°C, Light rain and a gentle breeze

10am - 19°C, Light rain and a gentle breeze

11am - 20°C, Heavy rain and a gentle breeze

12pm - 20°C, Heavy rain and a gentle breeze

1pm - 21°C, Heavy rain and a gentle breeze

2pm - 21°C, Thundery showers and a gentle breeze

Your Local Guardian:

3pm - 21°C, Thundery showers and a gentle breeze

4pm - 22°C, Thundery showers and a gentle breeze

5pm - 22°C, Thundery showers and a gentle breeze

6pm - 21°C, Thundery showers and a gentle breeze

7pm - 21°C, Thundery showers and light winds

8pm - 21°C, Thundery showers and light winds

9pm - 21°C, Light rain showers and light winds

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