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Live forecasts update automatically; written guidance last reviewed 20 June 2026 by the UK Bullet weather desk. Data from national met services via Open-Meteo.
A moderate rainfall warning means the Met Office expects rain to cause localised disruption, such as surface water flooding or travel delays, and you should plan ahead and allow extra time for journeys.
What does a moderate rainfall warning actually mean?
Issued when heavy or persistent rain is likely but not exceptional, this yellow-level alert indicates you should be aware of potential hazards. It does not mean widespread danger, but local impacts are possible.
- Roads may become slippery, with spray and standing water increasing stopping distances.
- Bus and train services could face delays or short-notice cancellations.
- Homes and businesses in low-lying areas or with poor drainage may experience minor flooding.
- Outdoor events or activities may be affected by waterlogged ground or sudden downpours.
How should I prepare for a moderate rainfall warning?
Check your route before leaving and consider whether you can delay travel until the heaviest rain passes.
- Clear gutters and drains around your property to reduce flood risk.
- Keep a torch, phone charger and emergency supplies in your car if driving.
- Monitor local UK weather updates and the 10-day forecast for changes.
- If you live in flood-prone areas, have sandbags or flood barriers ready.
Is a moderate rainfall warning the same as a yellow warning?
Yes, it is the lowest alert level. The Met Office uses yellow, amber and red warnings. A moderate rainfall warning is a yellow alert meaning you should be aware, not alarmed.
Will a moderate rainfall warning cause flooding?
Not necessarily, but localised surface water flooding is possible, especially in urban areas with blocked drains or rural valleys. Check the moderate rainfall warning map for your region.
Does this warning affect flights or trains?
It can cause short delays, but widespread cancellations are rare. Check with your operator before travel, particularly if a storm warning is also in place.