Hazardous Weather Outlook
Issued by NWS Denver/Boulder, CO

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FLUS45 KBOU 131748

Hazardous Weather Outlook
National Weather Service Denver/Boulder CO
1048 AM MST Wed Dec 13 2017

Jackson County Below 9000 Feet-
West Jackson and West Grand Counties Above 9000 Feet-
Grand and Summit Counties Below 9000 Feet-
South and East Jackson/Larimer/North and Northeast Grand/
Northwest Boulder Counties Above 9000 Feet-
South and Southeast Grand/West Central and Southwest Boulder/
Gilpin/Clear Creek/Summit/North and West Park Counties Above
9000 Feet-Larimer and Boulder Counties Between 6000 and 9000 Feet-
Jefferson and West Douglas Counties Above 6000 Feet/Gilpin/Clear
Creek/Northeast Park Counties Below 9000 Feet-
Central and Southeast Park County-
Larimer County Below 6000 Feet/Northwest Weld County-
Boulder And Jefferson Counties Below 6000 Feet/West Broomfield
North Douglas County Below 6000 Feet/Denver/West Adams and
Arapahoe Counties/East Broomfield County-
Elbert/Central and East Douglas Counties Above 6000 Feet-
Northeast Weld County-Central and South Weld County-Morgan County-
Central and East Adams and Arapahoe Counties-
North and Northeast Elbert County Below 6000 Feet/North Lincoln
Southeast Elbert County Below 6000 Feet/South Lincoln County-
Logan County-Washington County-Sedgwick County-Phillips County-
1048 AM MST Wed Dec 13 2017

This hazardous weather outlook is for northeast and north central

.DAY ONE...Today and Tonight

a cooler airmass has moved into the forecast area today.
Northwesterly winds up to 40 mph are expected on the plains this
afternoon and tonight. A cold front is expected to push southward
across the forecast area late this evening, with northerly flow
behind it. Light snow is likely in the mountains, foothills and
adjacent plains this evening into Thursday morning. Snowfall
accumulations will be 2 to 5 inches in the mountains and 1 to 3
inches over adjacent plains and Palmer Divide by mid Thursday
morning. Roads will become icy and snow packed overnight into
Thursday morning.

.DAYS TWO THROUGH SEVEN...Thursday through Tuesday

Thursday mornings commute may be affected due to the overnight
snowfall, decreasing snow showers and cold temperatures. Storm
total snow amounts will be in the 2 to 6 inch range for the
mountains, and 1 to 2 inches for the urban corridor and Palmer
Divide. Strong northerly winds will develop over the eastern
plains by Thursday afternoon, with gusts to 30 to 50 mph. This
could impact light and high profile vehicles traveling on east to
west oriented roads.

After a warmer and dry day on Friday, another system will move
into the forecast area this weekend with snow likely and colder


Spotter activation will not be needed today or tonight. However,
snowfall reports will be appreciated.


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