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Hazardous Weather Outlook

Hazardous Weather Outlook
National Weather Service Denver/Boulder CO
1201 PM MDT Fri Apr 28 2017

COZ030>051-291815-
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
County-
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
County-
Southeast Elbert County Below 6000 Feet/South Lincoln County-
Logan County-Washington County-Sedgwick County-Phillips County-
1201 PM MDT Fri Apr 28 2017

...AREAS OF HEAVY SNOW TONIGHT INTO SATURDAY...

This hazardous weather outlook is for northeast and north central
Colorado.

.DAY ONE...Today and Tonight

A spring storm system bring a return of snow to much of Colorado
tonight. On the plains, rain showers and isolated thunderstorms
will develop behind a cold front this afternoon. Those showers
will change over to all snow this evening. The heaviest snow will
be from the Front Range Foothills across the southern part of the
Denver metro area and Palmer Divide. Snowfall rates of 1 to 2
inches per hour will be possible there with the heavier showers
this evening, then a steady lighter snow will continue into
Saturday morning.

The wet snow may accumulate on leafed out trees, causing broken
limbs and scattered power outages. Roads will likely become slushy
during the periods of heavier snow. The main travel impacts will
be in areas west and south of Denver overnight tonight.

.DAYS TWO THROUGH SEVEN...Saturday through Thursday

Snow will continue across the forecast area on Saturday. Snow
will decrease from northwest to southeast across the forecast
area from Saturday afternoon through Sunday morning. Over the
plains snow accumulations from the storm will be 6-12 inches south
of a Boulder to Limon line, with 1-4 inch north of that line. The
foothills and the Palmer Ridge can expected 8-15 inches. The high
mountains can expect 6-12 inches east of the divide with 1-5
inches west of the divide. Skies will partially clear early
Sunday morning and low temperatures will get into the lower to
mid 20s over the plains.

Scattered Snow and rain showers with isolated thunderstorms can
be expected in the mountains Sunday through Tuesday night. The
plains will se scattered rain showers and isolated thunderstorms
Tuesday and Tuesday night. Dry condition and warmer temperatures
are expected from Wednesday onward.

.SPOTTER INFORMATION STATEMENT...

Snowfall reports from spotters will be appreciated.

$$

Gimmestad/Koop/Cooper




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NOAA National Weather Service
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Silver Spring, MD 20910
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