Causes. Although doctors don't know what causes ITP, they know that it happens when your immune system -- your body's defense against disease -- doesn't work right. Your antibodies, which are supposed to attack infections, instead mistakenly destroy your blood platelets.
Although not as strong as the Asian monsoon, the cycle is typical of monsoon seasons worldwide. The monsoon season begins on June 15 and ends on September 30, but the storms peak between mid-July and mid-August. On average, about half of Arizona receives about half of its annual rainfall during the monsoon. However, rainfall can vary tremendously between distances of just a few miles.
Monsoon 2015 forecast - Tucson News Now. Monsoon 2015 forecast. TUCSON, AZ (Tucson News Now) - Monsoon 2015 is looking like it could be a good one. That is IF we can tap into the moisture from what is forecast to be an active tropical season off the west coast of Mexico. Below is a breakdown of the factors that influence the monsoon, plus if they have a good or bad impact this year.