Cold Advisory For Newborn Livestock (CANL)
The CANL graphics below show the risk of cold exposure to newborn livestock. The risk is related to wind chill temperature, precipitation, and humidity, and ranges from "NONE" for no risk, to "EXTREME" for rare and particularly dangerous situations. This is an EXPERIMENTAL NWS product.  See the product description document for more information about CANL. The images below are each valid for a 6 hour time period out to 36 hours. Click on the images to expand and see the forecast valid time. The CANL images are updated at least twice daily at 5 am and 5 pm. Click here to take the NWS Customer Suvery about this product.

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  • NONE: Wind Chill above 41 degrees
  • SLIGHT: Wind Chill less than 41 degrees for 2 or more hours
  • MILD: Wind Chill less than 32 degrees for 2 or more hours
  • MODERATE: Wind Chill less than 0 degrees for 2 or more hours or Wind Chill less than 32 degrees and .02" precipitation
  • SEVERE: Wind Chill of -9 degrees or colder for two or more hours, or wind chill of less than 32 degrees and .05" of precipitation
  • EXTREME: Wind Chill of -18 or colder for two or more hours, or wind chill less than 32 degrees and .1" of precipitation
  • For sunny conditions (Cloud cover less than 40%), reduce SLIGHT-EXTREME by one category
  • For humid conditions (Minimum relative humidity's remaining above 95%), increase MOD-SEVERE by one category
  • For dry snow conditions (Maximum temperature remains less than 26F), double the precipitation thresholds for MOD-EXTREME


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