Tropical storm Choi-wan was spinning over open waters of the Northwestern Pacific Ocean when NASA's Aqua satellite saw the strengthening storm. At NASA's Jet Propulsion Laboratory in Pasadena, California a false-colored infrared image was created using data from the AIRS instrument that flies aboard NASA's Aqua satellite. The AIS image showed the powerful, heavy rainmaking storms with cold cloud tops as cod as -63F/-53C in a comma shaped Typhoon Choi-Wan on Oct. 5 at 2:35 UTC (Oct.