Observation Types

Current breakdown of all active observation types on WISCONSINWX.COM. New observation types will be added as they become available.
Distinct rotating column beneath wall cloud in connection with the ground
Reported: 524
Tornado over water often quite tall and skinny
Reported: 24
Severe weather damage
Dense Fog
Water vapor condensing into clouds at ground level
Reported: 21
Freezing Rain
Liquid rain freezes to ground and elevated surfaces on contact.
Reported: 1317
Heavy Snow
Snow accumulating quickly with low visibility
Reported: 3095
High Wind
Wind not associated with convective thunderstorm activity
Reported: 5061
Large Hail
Ice stones with diameter greater than pea-sized or 0.25"
Reported: 5550
Clear ice pellets or white graupel, mostly spherical in shape
Reported: 281
Light or moderate accumulating snowfall
Reported: 37466
Thunderstorm Wind
Thunderstorm wind gust either estimated or measured
Reported: 8713
Any situation where water is blocking land or roads causing problems
Reported: 2414
Heavy Rain
Liquid precipitation (inches)
Reported: 14448
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