Storm Gerrit: Here are the flood warnings that are in place in Halifax, Hebden Bridge, Elland, Sowerby Bridge, Todmorden and Brighouse

Flood alerts are in place for the Upper River Calder catchment and Lower River Calder catchment.

Flood alert for Upper River Calder catchment

River levels are forecast to rise on the Upper River Calder this morning as a result of persistent heavy rainfall overnight and this morning.

Flooding is forecast to affect locations near River Calder and its tributaries from Todmorden to Brighouse, with low lying land expected to be most affected. Avoid using low lying footpaths and any bridges near local watercourses and do not attempt to walk or drive through flood water.

Flood alert for Lower River Calder catchment

River levels on the lower Calder between Mirfield and Methley are rising in response to this morning's heavy rainfall. This rainfall is forecast to continue throughout the morning with further showers forecast over the coming days. Areas most at risk include the River Calder from Brighouse to Castleford, including Chickenley Beck, Spring Mill Beck and Waindike.

A flood alert means you need to prepare: flooding is possible.

If you haven’t already done so, you should:

• sign up for flood warnings
• keep up to date with the latest flood risk situation - call Floodline on 0345 988 1188
• have a bag ready with vital items like insurance documents and medications in case you need to leave your home
• check you know how to turn off your gas, electricity and water mains supplies
• plan how you'll move family and pets to safety