Significant injuries have been caused after two road traffic collisions in the Omagh area.
Cutting equipment was used to rescue casualties.
The Northern Ireland Fire and Rescue service said the incidents had the potential to be much worse.
They have advised motorists to take care on the roads and drive to the conditions.
MLAs hit out at ‘Executive chaos’ after U-turn on special school summer schemes
Delivery driver forced at gunpoint to take object to police station
Elderly woman dies after road collision in Armagh
Lithuanian man accused of Portadown murder insists he was acting in self-defence
Man charged with murder of Amy Doherty