Simoon

Simoom (Arabic: سموم samūm; from the root س م م s-m-m, سم "to poison") is a strong, hot, dry, dust-laden wind. The word is generally used to describe a local wind that blows in the Sahara, Jordan, Iraq, Syria, and the deserts of Arabian Peninsula. Its temperature may exceed 54 °C (129 °F) and the relative humidity may fall below 10%.