130 teams from fire services all over the country have started competing in a two-day rescue challenge at Lincoln University.
They are showing off their rescue skills in five different scenarios.
Here they are practising recovering casualties from confined spaces in a mocked up collapsed building:
Another challenge sees teams competing to recover casualties who are injured while trapped at height on the side of a building.
With ladders not allowed they have no choice but to bring in extra ropes to reach those who are hurt and lower them to safety:
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Brighter but colder conditions with scattered showers. Showers turning increasingly to sleet and snow throughout the day.
Early rain will soon be followed by blustery and increasingly wintry showers, giving way to a brighter but colder afternoon.
A largely mild, cloudy night with outbreaks of rain becoming more persistent from the northwest, perhaps turning heavy in places too.