Urgent - Winter Weather message
National Weather Service Detroit/pontiac MI
340 PM EST Sun Jan 5 2014
...Winter storm to bring heavy snowfall to Southeastern Michigan...
.heavy Snow will continue through the evening. It is associated with a deepening Low pressure system which will track across The Eastern Great Lakes tonight. This moisture Laden system will sustain periods of heavy Snow. The Snow will diminish late tonight. However...Increasing winds will Lead to some blowing and Drifting.
The coldest air to affect Southeastern Michigan in perhaps the past 20 years will then blast into the area on Monday behind the departing Winter storm. This bitterly cold Arctic airmass will bring dangerously cold wind chills through the Early part of the week.
Livingston-Oakland-Macomb-washtenaw- including the cities of...Howell...Pontiac...Warren...Ann Arbor 340 PM EST Sun Jan 5 2014
...Winter Storm Warning remains in effect until 4 AM EST Monday... ...Wind chill warning remains in effect from 7 AM Monday to 1 AM EST Wednesday...
Hazardous Weather...
* Snow will remain heavy at times tonight. Snowfall rates of one to two inches per hour are expected. Additional snowfall tonight will amount to 4 to 8 inches. The Snow will end late tonight.
* 36 hour total snowfall accumulations from Saturday evening through Early Monday morning will Range from 8 to 18 inches...With the highest amounts North of m 59.
* Northwest winds will Increase to 15 to 20 mph late tonight. This will Lead to some blowing and Drifting of the Snow.
* Wind chills will Drop to Between 20 and 30 below Zero during the Day Monday as temperatures fall below Zero.
Impacts...
* Snow-covered Roads will Result in treacherous road conditions.
* Visibility will fall to one half of a mile at times.
* Blowing and Drifting Snow...Particularly affecting West-East oriented Roads.
* Exposure to such bitterly cold conditions will cause Frost bite in a Short period of Time.
Precautionary/preparedness actions...
* A Winter Storm Warning Means significant amounts of Snow are expected or occurring. This will make travel very hazardous. Some secondary Roads May be impassable.
* A wind chill warning Means the combination of very cold air and Strong winds will create dangerously Low wind chill values. This will Result in Frost bite and Lead to hypothermia or death if precautions are not taken.
* Prepare...Plan...And Stay informed. Visit
http://go.usa.gov/rr8
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