Where do the clouds come from?

Zoom Earth

There is something satisfying about seeing where the clouds are coming from instead of getting a tiny cloud icon in an app. That's why Zoom Earth caught my attention. I wanted to know what the map can explain, and where it might give us more confidence than it deserves. Especially when something as serious as the laundry is at stake.

Zoom Earth weather concept illustration: a purple dress on a clothesline beneath storm clouds.

Illustration: AI

What can you see on the map?

The site has satellite images, rain radar and forecast maps for wind, temperature and precipitation. These are different things: a satellite image shows clouds from above, radar detects precipitation, and a forecast calculates what might happen next.

The forecasts use weather models such as ICON and GFS. Think of a model as a very large calculator that takes information about the air and works out how it might change. A calculation, not a crystal ball. The data providers are listed at the source link below; you don't need to memorise the acronyms to begin.

Let's look at the sky

Open Zoom Earth and find the area you're curious about. Start with one layer: satellite for clouds, or radar for detected rain. Save the forecast maps for the question of what comes next.

Look at the time displayed. Are you seeing what happened, what's happening, or what's predicted? Those are three different animals, even if all of them are wet. Try the animation: movement over time can explain something a single picture cannot.

Zoom Earth concept illustration: a globe with cloud bands and weather symbol cards.

Illustration: AI

The good news: you can start for free

You don't need to buy a subscription to open the weather map. You can get to know it and decide whether it interests you. I like that. There are paid options too; check what they add and the price shown before buying. No reason to pay before you know why.

One detail worth noticing: "live" doesn't mean every layer updates at the same rate. According to the site, HD satellite images update twice a day, while heat spots update daily rather than in real time.

Noa's verdict

I saved Zoom Earth in my tools collection. It gives a question a shape: not simply "will it rain?", but "where is it coming from, and where is it moving?" That sort of curiosity earns it a place on the shelf.

A warm recommendation for anyone who wants to understand the sky a little better. You can start with one cloud and a familiar area. I'd rather leave with one question answered than a screen full of colours I can't explain.

Alongside your regular forecast, yes. Instead of an official warning, no. For dangerous weather, use weather services and local authorities. I'm not a forecaster, and I don't have an agreement with a cloud that changes direction. The laundry is still our responsibility.

Open Zoom Earth and see its data sources

Tool: Zoom Earth. Satellite and weather data providers include EUMETSAT/Meteosat and NOAA/NESDIS/STAR/GOES-East; forecast models include ICON and GFS. Illustrations: AI.

In Hebrew: מאיפה מגיעים העננים

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