US’ Suomi NPP satellite captured 3 hurricanes, Katia, Irma and Jose (mosaic). The bright strips are reflected sunglint, the sun light reflected on the ocean. Northern hemisphere is in the hurricane season now but it is rare for 3 hurricanes line up horizontally like this.

Credit: NASA

Reference: Three Hurricanes in the Atlantic
See earthview photo gallery with web-globe: LiVEARTH