This is a severe weather alert from WXWARN1.
The alert occurred at 04:13 PM on Feb 19 2013.
The site being monitored is LOT in Chicago, IL.
The site is operating in VCP mode 31.
WXWARN1 triggered the alert because precipitation exceeded 50 dBZ (VIP level 10).
The maximum detected precipitation level is 10 dBZ (VIP level 2).
WXWARN1 precipitation sensitivity is set to 50.
The current radar product is Short Range Composite Reflectivity (NCR).
The text description for the maximum detected precipitation level is: ".01" /hr trace to very light rain, or ground clutter".