Residents in the Lincolnshire town, which sits on the south bank of the Humber estuary, will receive information leaflets through their doors from 16 January.
The information is urging them to know what actions to take if the area was impacted by flooding, where to find help and support if needed and how to take action to increase their resilience to future flooding.
Advertisements will be on display at key locations, including libraries, healthcare centres and leisure facilities in the surrounding area, and there will be digital content promoting the campaign on social media and online.
The campaign will focus on seven wards in Grimsby: East Marsh, West Marsh, Sidney Sussex, Park, Heneage, Yarborough and Freshney.
People in these communities are being urged to visit the 'Plan Ahead for Flooding' page on GOV.UK to find out what actions they can take to 'Prepare, Act, Survive', including:
- Packing a bag with essentials like spare medication and important documents.
- Making a note of key