NASA's Aqua satellite passed over Typhoon Pewa on Aug. 19 at 01:05 UTC after it strengthened into a typhoon in the northwestern Pacific Ocean. The image shows that Pewa developed a small eye.
NASA Goddard MODIS Rapid Response Team
<a rel="nofollow" class="external free" href="http://www.nasa.gov/content/goddard/pewa-central-pacific/index.html">http://www.nasa.gov/content/goddard/pewa-central-pacific/index.html</a>