Overview

• The alert covers eastern Northern Ireland from 7am to 7pm on Saturday and western Scotland from 8am until midnight.
• Rainfall of 30–50 mm is likely in many places, with up to 70 mm possible in exposed western areas.
• Flooding of a few homes and businesses is possible, with potential interruptions to power supplies and other services.
• Bus and train journeys may face delays, and roads could see spray and surface water that slows travel.
• A band of rain reaches Northern Ireland by dawn before spreading into Scotland by late morning, and residents are advised to prepare flood plans, assemble emergency kits and monitor updates.