Figure 3. Infrared satellite imagery shows the extremely cold cloud tops (gray) associated with the torrential rains in the Houston area at 9:15 pm CDT on Monday night, May 25. Cloud-top temperatures at the height of the storms were colder than -100°F. Note the two eerie faces visible across southeast Texas! Larger version here [with time code but without state boundaries]. Image credit: NASA Earth Science Office, courtesy Stu Ostro. MORE