The Collaborative International Dictionary of English v.0.48:

Samiel \Sa"mi*el\ (?; 277), n. [Turk. sam-yeli; Ar. samm poison
   + Turk. yel wind. Cf. Simoom.]
   A hot and destructive wind that sometimes blows, in Turkey,
   from the desert. It is identical with the simoom of Arabia
   and the kamsin of Syria.
   [1913 Webster]

WordNet (r) 3.0 (2006):

samiel
    n 1: a violent hot sand-laden wind on the deserts of Arabia and
         North Africa [syn: simoom, simoon, samiel]