June 15 (UPI) -- An image shared by NASA this week features a rare sight, rain puddles in Rub' al-Khali, the world's largest contiguous sand desert.
At the end of May, the tropical cyclone Mekunu passed across the Arabian Peninsula. The port of Salalah, in Oman, received 11 inches of rain in just 24 hours -- two times the city's average annual precipitation total.