Alternative text (alt text) is meant for readers who cannot see an image, such as blind readers and readers who use a text or mobile browser. It should summarize an image's purpose, and should not duplicate its caption. Every image should have alt text, except for purely decorative images, which should instead have "
The following table shows images and captions on the left, and alt text and captions on the right: the right column is what a visually impaired reader will hear. This table was computed from the copy of Hurricane Ophelia (2011) cached on None.
|Image and thumbnail||Text description|
Ophelia250m Oct 1 2011 17.40(UTC).jpg
Track of a tropical cyclone, with different colors corresponding to differing intensities. The track begins to the right, moves left and then up, eventually crossing a land mass near the top of the image.
Satellite image of an organized but spread out mass of clouds, in a pattern indicative of rotation.
Satellite image of a tropical cyclone in open water. Cloud activity stretches three-fourths the way around the cyclone, and the center is partially exposed.