Jefferson County, Colorado
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The National Weather Service's Watches, Warnings and Advisories by state counties include: Thunderstorm, Tornado, Flood, Flash Flood, Winter Storm, High Wind, Gale, Small Aircraft, High Surf, Marine, Heat, Air Quality, Ashfall, Hazardous, and Special Statements.
Weather Alerts: Jefferson County, Colorado
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Fire Weather Warning
COZ216-239>241-245>247-249-231815-
/O.CON.KBOU.FW.W.0018.170323T1800Z-170324T0000Z/
Jefferson and West Douglas Counties Above 6000 Feet/Gilpin/Clear
Creek/Northeast Park Counties Below 9000 Feet-
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-
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-
Washington County-
1206 AM MDT Thu Mar 23 2017

...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TODAY TO 6 PM MDT
THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR THE PALMER
DIVIDE AND ADJACENT PLAINS INCLUDING DENVER AND AREAS EAST AND
SOUTHEAST...

* Affected Area...Fire Weather Zones 216...239...240...241...
245...246...247 and 249.

* Timing...Gusty southerly winds will develop by midday Thursday
the afternoon with the relative humidities dropping to around
10 percent by early afternoon.

* Winds...Southwest 15 to 20 mph with gusts up to 35 mph.

* Relative Humidity...as low as 10 percent.

* Impacts...Conditions will be favorable for rapid ignition of
dry vegetation, fire growth and spread. Any outdoor burning is
strongly discouraged, and in some areas, illegal. Check with
local law enforcement.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Red Flag Warning means that critical fire weather conditions
are either occurring now....or will shortly. A combination of
strong winds...low relative humidity...and warm temperatures can
contribute to extreme fire behavior.

&&

$$
Winter Storm Watch
COZ033-034-036-041-231800-
/O.CON.KBOU.WS.A.0007.170324T0000Z-170324T1800Z/
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-
Jefferson and West Douglas Counties Above 6000 Feet/Gilpin/Clear
Creek/Northeast Park Counties Below 9000 Feet-
Elbert/Central and East Douglas Counties Above 6000 Feet-
Including the cities of Cameron Pass,
Laramie and Medicine Bow Mountains, Rabbit Ears Range,
Rocky Mountain National Park, Willow Creek Pass, Berthoud Pass,
Breckenridge, East Slopes Mosquito Range,
East Slopes Southern Gore Range, Eisenhower Tunnel, Indian Peaks,
Kenosha Mountains, Mount Evans, Williams Fork Mountains,
Winter Park, Bailey, Central City, Evergreen, Georgetown,
Idaho Springs, Westcreek, Castle Rock, Elbert, Fondis, Kiowa,
and Larkspur
1147 PM MDT Wed Mar 22 2017

...WINTER STORM WATCH REMAINS IN EFFECT FROM THURSDAY EVENING
THROUGH FRIDAY MORNING...

* TIMING...Snow will increase in intensity over the mountains,
southern foothills and Palmer Ridge late Thursday evening into
Friday morning. The heaviest snowfall is likely from just
after midnight Thursday night to just after dawn Friday
morning.

* SNOW ACCUMULATIONS...7 to 15 inches over the high mountains
and southern foothills with 6 to 11 inches over the Palmer
Ridge. Snowfall rates up to two inches per hour are possible
in the mountains and southern foothills early Friday morning.

* WIND/VISIBILITY...Northerly winds are expected 25 to 35 mph with
gusts to 50 mph over the Palmer Ridge late Thursday night and
Friday morning. Speeds will be much lighter in the mountains and foothills
with gusts up to 20 mph at best. Visibilities could be under
one quarter of a mile in the windiest areas.

* IMPACTS...Heavy snow, strong winds and poor visibilities will
create hazardous winter driving conditions. Roads will be icy
and snow packed.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Storm Watch means there is a potential for significant
snow...sleet...or ice accumulations that may impact travel.
Continue to monitor the latest forecasts.

&&

$$

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