Drizzle - Small, slowly falling water droplets, with diameters between .2 and .5 millimeters.
Rain showers - Rain showers stop and start suddenly and vary widely in intensity, and are gone in less than an hour.
Intermittent rain -Intermittent rain stops and starts repeatedly, although not as abruptly or as frequently as showers.
Rain - liquid precipitation of significant duration and extent.
Cloudburst - A sudden, intense rainfall that is normally of short duration.