The Duke of Edinburgh is due to meet sea cadets in Windsor today.
He will visit the training ship Windsor Castle in Stovell Road, which is hosting an open day.
It is the oldest unit in the Sea Cadets Corps and was established back in 1899.
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Sunny this evening, then dry overnight. There is the risk of thundery showers for Kent tomorrow morning, then sunny spells by the afternoon
Sunshine to end the day then dry tonight. Tomorrow will be mostly dry and feeling fresher with the risk of a heavy shower in the afternoon
The video, obtained by ITV News, shows scores of migrants desperately trying to board lorries in a restricted area within the tunnel.