Breaking

Met Office thunderstorm warning London: This is when rainstorms will hit the capital this weekend

Londoners should expect heavy rain and thundery outbursts across the capital. Here’s exactly when storms could strike.

Brace yourselves for a washout weekend here in London as the Met Office issues a yellow thunderstorm warning.

A thunderstorm warning has been issued for London today and tomorrow.placeholder image
A thunderstorm warning has been issued for London today and tomorrow. | AFP via Getty Images

The forecasts are predicting rapturous storms and torrential downpours across the capital this weekend, with highs of around 24C.

The storms come after days of intense heat in the capital once again, following weeks of heatwaves. Here’s a breakdown of when to expect storms to hit London this weekend.

The Met Office is warning of torrential downpours and thundery outbursts across the capital, today (Friday 18th) and tomorrow (Saturday, 19th July).

The weather warning comes into force at 9pm today and will end at 6pm tomorrow.

According to the Met Office hour-by-hour forecast for London, rain is expected to begin at around 3am and continue until about 2pm tomorrow.

However BBC Weather is reporting heavy rain will start at around 1am and will continue throughout much of Saturday, bringing with it thundery outbursts.

The BBC also forecasts thunderstorms at 10am on Sunday in London.

According to both forecasts temperatures will peak at around 24C in London tomorrow (Saturday).

The Met Office has said areas of heavy, thundery rain may lead to disruption to transport and travel from late Friday through much of Saturday.

The Met Office has warned there could be potential flash flooding due to rapid downpours, bringing the risk of damage to buildings and road closures.

The forecaster has also warned of lightning strikes, which could lead to delays and cancellations of train and bus services in the capital.

Follow us
© 2026 Iconic Media Group Ltd. All rights reserved.Cookie SettingsTerms and ConditionsPrivacy notice