Live forecasts update automatically; written guidance last reviewed 16 June 2026 by the Morning Times weather desk. Data from national met services via Open-Meteo.
A cloud chart helps you identify cloud types by shape, height and the weather they bring. Use it to tell cumulonimbus (storms) from stratus (drizzle) or cirrus (fair weather). It’s a practical tool for planning outdoor activities.
What are the main cloud families on a typical cloud chart?
Clouds are grouped by altitude. Low clouds (up to 2,000 metres) include stratus and cumulus. Medium-level clouds (2,000–6,000 metres) include altocumulus and altostratus. High clouds (above 6,000 metres) are cirrus, cirrocumulus and cirrostratus. Cumulonimbus can grow through all layers and often means heavy rain or thunderstorms.
How can a cloud chart help with a local forecast?
By matching what you see overhead with the chart, you can guess short-term changes. Increasing altocumulus often precedes a warm front. Thickening altostratus suggests rain within 6–12 hours. Clearing cumulus after a shower indicates improving conditions. For a live check, see the UK weather hub or the 10-day forecast.
Can I get a printable cloud chart PDF?
Yes. The Met Office offers a free cloud chart PDF on its website. A printable cloud chart poster is also available from the Royal Meteorological Society. Both include clear illustrations and brief descriptions.
What is a word cloud chart for weather?
A word cloud chart lists cloud names in a visual word cloud, sized by frequency or importance. It’s a quick reference for beginners, but a standard cloud chart with images and altitude bands is more practical.
How do I read a cloud chart for outdoor activities?
Check the chart before heading out. If you see cumulonimbus or nimbostratus, delay plans. Cirrus or fair-weather cumulus mean fine conditions. A Sheffield Weather or Glasgow Weather page gives local context.