Outflow boundary a downburst. "Gustnadoes", short-lived vertical circulations near ground level, can be spawned by outflow boundaries. Gust fronts create low-level wind shear which can be hazardous to planes when they takeoff or land. Flying insects are swept along by the prevailing winds. As such, fine line patterns within weather radar imagery, associated with converging winds, are dominated by insect returns. At the surface, clouds of dust can be raised by outflow boundaries. If squall lines form over arid regions, a duststorm known as a haboob can result from the high winds picking up dust in their wake from the desert floor.
A Tale in the Desert A Tale in the Desert A Tale in the Desert ("ATITD") is a massively multiplayer online roleplaying game (MMORPG) set in Ancient Egypt. The initial software download and all new content are free, with a monthly subscription required to play beyond the first 24 hours. "A Tale in the Desert" is a social MMORPG which does not include combat. Instead, a variety of social activities provide for the basis of most interaction in the game. The game's main focuses are building, community, research and personal or group challenges called "Tests". "ATITD" has a global foregame, midgame, and endgame: on average