A description of the weather condition report that may refer to drizzle, duststorm, flood, fog, frost, funnel cloud, hail, haze, ice crystals, ice pellets, mist, rain, sand, sandstorm, small hail and/or snow pellets, smoke, snow, snow grains, spray, squalls, tornado/waterspout, unknown precipitation, volcanic ash, well-developed dust/sand whirls, widespread dust.