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Hazardous Weather Outlook

Hazardous Weather Outlook
National Weather Service Denver/Boulder CO
447 AM MDT Mon May 27 2019

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-
447 AM MDT Mon May 27 2019

...Severe thunderstorms possible this afternoon and evening over
portions of the northeast plains of Colorado...

...Heavy snow possible northern mountains late tonight through
Tuesday evening...

This hazardous weather outlook is for northeast and north central

.DAY ONE...Today and Tonight

The potential exists for another round of severe thunderstorms
this afternoon and evening, with the greatest threat north of
Denver and east of I-25. Hail up to 2 inches in diameter and wind
gusts to 60 mph will be the main threats. Brief but isolated
tornadoes are also possible.

A potent Pacific storm system will bring another round of moderate
to heavy snow to portions of the northern mountains starting late
tonight and continuing through Tuesday evening. Colder
temperatures and a chance of showers will spread across the plains

.DAYS TWO THROUGH SEVEN...Tuesday through Sunday

Rain showers are expected to spread across northeast Colorado
Tuesday with the heaviest rain over far northern Colorado. The
snow level falls to 8000 feet MSL over northern Colorado. Snowfall
amounts of 6 to 12 inches will be possible in the northern
mountains, mainly above 10000 feet. Up to 16 inches of snow will
be possible over the mountains of Rocky Mountain National Park.

For Wednesday through Sunday, there will be a slight chance for
thunderstorms each day with the best chance being over the
mountains and foothills.


Spotter activation may be needed after 1 pm this afternoon.


U.S. Dept. of Commerce
NOAA National Weather Service
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Silver Spring, MD 20910
Page last modified: May 16, 2007
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