14Cloud identification from formation and altitude clues
Identify clouds across the open sky.
Photograph the cloud structure and the full horizon when you can. With Nimbus, you can compare cloud families, formation clues, altitude bands, and broad weather signals.
- Frame
- Cloud + horizon
- Notice
- Layers + direction
- Keep
- A sky log
How You Identify Clouds
Take 3 clear steps. Compare the result yourself.
Use clear evidence, then check the visible clues against the likely match.
Give the cloud a horizon
Step back for the formation, surrounding layers, scale, and direction of travel.
Compare its structure
Look for towers, sheets, veils, texture, gaps, rain shafts, and altitude clues.
Keep a sky log
Save the place, time, photographs, likely type, and what you observed afterward.
Explore the App
See exactly what you can review in Nimbus AI: Cloud Identifier.
Choose a screen. Review the match, save your find, compare nearby results, map it, ask a question, or practise.

Use an Official Forecast
Identify the cloud, then check official weather alerts.
Do not use a cloud match for aviation, marine, lightning, flood, wildfire, emergency, or travel decisions.Nimbus FAQ
Get answers before you identify your next cloud.
01How can I identify a cloud with Nimbus?
Photograph the cloud structure and the full horizon when you can. With Nimbus, you can compare cloud families, formation clues, altitude bands, and broad weather signals. Treat the candidate as a starting point and compare the visible evidence before you rely on the name.
Read the full guide02Can I download Nimbus for free?
You can download Nimbus for free. The current App Store description says you need a paid subscription to use its features. Check the listing for current plans before you subscribe.
03What should I photograph for a better cloud identification?
Step back for the formation, surrounding layers, scale, and direction of travel. Look for towers, sheets, veils, texture, gaps, rain shafts, and altitude clues. Save the place, time, photographs, likely type, and what you observed afterward. Keep the original photographs so you can compare the likely candidate with a trusted regional source or qualified expert.
Read the full guide04How much confidence should I place in a Nimbus result?
You won’t find a verified universal accuracy percentage in the current App Store listing. Your framing, lighting, visible details, and location can change the result. Use confidence to judge uncertainty, then compare the visible evidence yourself.
