Cli Mate
Warming since the 1980s
cooler+1°+2.5°
ERA5 reanalysis
See Earth through instrumentsBuild a satellite to unlock lens views of the globe
News
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—°C
Morning forecastA daily push at 7am for this place.
How's this changing?
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1980tap a yearnow
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Build your own future
Choose what the world does. See what happens by 2100.
2.7°Cwarming by 2100
1.5°2°3°4°5°
0.56 m
sea level rise
Missed
Paris 1.5° goal
Never
net zero
What does the world do?
Emissions each year
202542 Gt/yr today2100
The future
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Your area (to 2050)
Global emissions scenario
Drag to see where different choices lead by 2100
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Global figures: IPCC AR6 (2021) · warming vs 1850–1900
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Weather alerts
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Today's challenges
One a day, the same for everyone. Keep your streak going.
Daily
A mystery place, its live weather as clues. Tap the globe where you think it is, five guesses.
Head to head
Outplay the computer now, rivals online soon.
New
Elemental weather chess in 3D. Fire melts frost, frost stills wind, take their Eye before the storm takes the board.
vs computer, two players, or ranked online · the Storm Ladder is live
Solo adventures
Campaigns and builders at your own pace.
New
Ride the jet stream city to city, weaving through each region’s real weather. A campaign of legs, plus a daily run.
Solo arcade · campaign + daily · ghost races later
New
Build a 3D climate satellite, pick a budget, bolt on instruments, then watch it orbit the globe.
Solo builder · yours orbits your Explore globe
The science behind what you see on the globe, in plain language, with sources you can check.
Start here
Go deeper
Weather & climate data via Open-Meteo. Historical temperatures from ERA5 (Copernicus / ECMWF). Projections from CMIP6. Warming & sea-level figures from IPCC AR6. Place search and pinning via Nominatim, data © OpenStreetMap contributors (ODbL). Official warnings via MeteoAlarm (CC BY 4.0), the Environment Agency (OGL v3), NWS and USGS.
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One email, no password. Unlocks daily leaderboards, streaks across devices, and ranked play.
Your profile
Pick your name and your weather creature. Names are 3–16 characters: letters, numbers, underscores. You can rename once every 30 days.
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Friends
Add a mate by their player name. Once they accept, you'll see each other on the Friends leaderboards.
The Storm Ladder
Ranked Tempest is live. Your rank rises through the weather itself: the higher you climb, the wilder the sky on your badge. Season 1 · Season of the First Rain.
Ranks are earned only in live, server-judged matches: five placement games set your start, promotion at 100 LP, and only the top two tiers ever decay. Season badges are minted to your profile forever.
Daily leaderboards
Everyone plays the same puzzle. Verified scores only.
Spinning up your planet…
Painting all the countries in.