Zone Forecast Product
Issued by NWS Denver/Boulder, CO

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000
FPUS55 KBOU 152155
ZFPBOU

Zone Forecast Product for Northeast Colorado
National Weather Service Denver/Boulder CO
255 PM MST Fri Dec 15 2017

COZ038-161215-
Larimer County Below 6000 Feet/Northwest Weld County-
including Fort Collins, Hereford, Loveland, and Nunn
255 PM MST Fri Dec 15 2017

.TONIGHT...Mostly clear in the evening then becoming mostly
cloudy. Lows 25 to 31.
.SATURDAY...Mostly cloudy. Highs in the mid 40s. Northeast winds
10 to 15 mph in the afternoon.
.SATURDAY NIGHT...Cloudy. Slight chance of light freezing drizzle
and snow in the evening, then a chance of light freezing drizzle
and snow after midnight. Lows 19 to 23. Northeast winds 10 to
15 mph in the evening becoming light. Chance of precipitation
30 percent.
.SUNDAY...Mostly cloudy with a 20 percent chance of light
freezing drizzle and snow. Highs in the 30s.
.SUNDAY NIGHT...Partly cloudy. Lows 17 to 21.
.MONDAY AND MONDAY NIGHT...Partly cloudy. Highs near 50. Lows in
the mid to upper 20s.
.TUESDAY AND TUESDAY NIGHT...Mostly clear. Highs in the lower
50s. Lows in the mid to upper 20s.
.WEDNESDAY...Partly cloudy. Highs in the mid 50s.
.WEDNESDAY NIGHT...Partly cloudy with a 20 percent chance of
snow. Lows 16 to 22.
.THURSDAY...Mostly cloudy with a 20 percent chance of snow. Much
colder. Highs in the mid 20s to lower 30s.
.THURSDAY NIGHT AND FRIDAY...Partly cloudy. Lows 10 to 14. Highs
in the 30s.

$$

COZ039-161215-
Boulder And Jefferson Counties Below 6000 Feet/West Broomfield
County-
including Arvada, Boulder, Golden, Lakewood, and Longmont
255 PM MST Fri Dec 15 2017

.TONIGHT...Partly cloudy. Lows 30 to 36.
.SATURDAY...Mostly cloudy. Highs in the upper 40s.
.SATURDAY NIGHT...Mostly cloudy. A 30 percent chance of light
freezing drizzle and snow after midnight. Lows in the lower 20s.
.SUNDAY...Mostly cloudy with a 30 percent chance of light
freezing drizzle and snow. Highs in the mid to upper 30s.
.SUNDAY NIGHT...Partly cloudy. Lows 19 to 25.
.MONDAY AND MONDAY NIGHT...Partly cloudy. Highs near 50. Lows in
the mid to upper 20s.
.TUESDAY AND TUESDAY NIGHT...Mostly clear. Highs in the lower to
mid 50s. Lows near 30.
.WEDNESDAY...Partly cloudy. Highs near 60.
.WEDNESDAY NIGHT...Partly cloudy with a 20 percent chance of
snow. Lows in the lower 20s.
.THURSDAY...Mostly cloudy with a 40 percent chance of snow. Much
colder. Highs near 30.
.THURSDAY NIGHT...Mostly cloudy with a 10 percent chance of snow.
Lows 10 to 14.
.FRIDAY...Partly cloudy. Highs in the mid to upper 30s.

$$

COZ040-161215-
North Douglas County Below 6000 Feet/Denver/West Adams and
Arapahoe Counties/East Broomfield County-
including Aurora, Brighton, City of Denver,
Denver International Airport, Highlands Ranch, Littleton,
and Parker
255 PM MST Fri Dec 15 2017

.TONIGHT...Mostly clear. Lows near 30.
.SATURDAY...Mostly cloudy. Highs in the upper 40s. Northeast
winds 10 to 15 mph in the afternoon.
.SATURDAY NIGHT...Mostly cloudy. A 20 percent chance of light
freezing drizzle and snow after midnight. Lows in the lower 20s.
.SUNDAY...Mostly cloudy with a 30 percent chance of light
freezing drizzle and snow. Highs in the upper 30s.
.SUNDAY NIGHT...Partly cloudy. Lows in the lower to mid 20s.
.MONDAY...Partly cloudy. Highs in the lower 50s.
.MONDAY NIGHT THROUGH TUESDAY NIGHT...Mostly clear. Lows 25 to
33. Highs in the mid 50s.
.WEDNESDAY...Partly cloudy. Highs in the upper 50s.
.WEDNESDAY NIGHT...Partly cloudy with a 20 percent chance of
snow. Lows in the lower 20s.
.THURSDAY...Mostly cloudy with a 40 percent chance of snow. Much
colder. Highs around 30.
.THURSDAY NIGHT...Mostly cloudy with a 10 percent chance of snow.
Lows 10 to 14.
.FRIDAY...Partly cloudy. Highs in the upper 30s.

$$

COZ041-161215-
Elbert/Central and East Douglas Counties Above 6000 Feet-
including Castle Rock, Elbert, Fondis, Kiowa, and Larkspur
255 PM MST Fri Dec 15 2017

.TONIGHT...Mostly clear. Lows in the mid 20s to lower 30s.
.SATURDAY...Partly cloudy. Highs in the mid to upper 40s. North
winds 10 to 15 mph in the afternoon.
.SATURDAY NIGHT...Mostly cloudy. A 10 percent chance of light
freezing drizzle and snow after midnight. Lows 16 to 20.
.SUNDAY...Mostly cloudy with a 20 percent chance of light
freezing drizzle and snow. Highs in the 30s.
.SUNDAY NIGHT...Partly cloudy. Lows 16 to 22.
.MONDAY THROUGH TUESDAY NIGHT...Mostly clear. Highs 47 to 53.
Lows 21 to 31.
.WEDNESDAY...Mostly sunny. Highs 54 to 60.
.WEDNESDAY NIGHT...Partly cloudy with a 20 percent chance of
snow. Lows 16 to 22.
.THURSDAY...Mostly cloudy with a 40 percent chance of snow. Much
colder. Highs in the mid 20s to lower 30s.
.THURSDAY NIGHT...Mostly cloudy with a 20 percent chance of snow.
Colder. Lows 3 to 11.
.FRIDAY...Partly cloudy. Highs in the lower to mid 30s.

$$

COZ042-044-161215-
Northeast Weld County-Morgan County-
including Briggsdale, Grover, Pawnee Buttes, Raymer, Stoneham,
Brush, Fort Morgan, Goodrich, and Wiggins
255 PM MST Fri Dec 15 2017

.TONIGHT...Mostly clear. Lows in the lower to mid 20s.
.SATURDAY...Mostly cloudy. Highs in the mid to upper 40s.
Northeast winds 10 to 20 mph in the afternoon.
.SATURDAY NIGHT...Mostly cloudy. Chance of light freezing drizzle
after midnight. Lows 19 to 23. Northeast winds 10 to 15 mph.
Chance of precipitation 20 percent.
.SUNDAY...Mostly cloudy. Slight chance of light freezing drizzle.
Highs in the mid 30s. Chance of precipitation 20 percent.
.SUNDAY NIGHT...Partly cloudy. Lows 16 to 20.
.MONDAY...Partly cloudy. Highs in the lower 50s.
.MONDAY NIGHT THROUGH TUESDAY NIGHT...Mostly clear. Lows 20 to
27. Highs near 50.
.WEDNESDAY...Partly cloudy. Highs in the mid to upper 50s.
.WEDNESDAY NIGHT...Partly cloudy with a 20 percent chance of
snow. Lows 16 to 20.
.THURSDAY...Mostly cloudy with a 40 percent chance of snow. Much
colder. Highs 26 to 31.
.THURSDAY NIGHT...Mostly cloudy. Lows 10 to 14.
.FRIDAY...Partly cloudy. Highs in the mid 30s.

$$

COZ043-045-161215-
Central and South Weld County-
Central and East Adams and Arapahoe Counties-
including Eaton, Fort Lupton, Greeley, Roggen, Bennett, Byers,
Deer Trail, and Leader
255 PM MST Fri Dec 15 2017

.TONIGHT...Mostly clear. Lows 20 to 28.
.SATURDAY...Mostly cloudy. Highs in the upper 40s. Northeast
winds 10 to 15 mph with gusts to around 25 mph in the afternoon.
.SATURDAY NIGHT...Mostly cloudy. A 30 percent chance of light
freezing drizzle and snow after midnight. Lows 19 to 23.
.SUNDAY...Mostly cloudy. Slight chance of light freezing drizzle.
Highs in the mid 30s. Chance of precipitation 20 percent.
.SUNDAY NIGHT...Partly cloudy. Lows 15 to 19.
.MONDAY...Partly cloudy. Highs in the lower 50s.
.MONDAY NIGHT THROUGH TUESDAY NIGHT...Mostly clear. Lows 19 to
29. Highs in the lower 50s.
.WEDNESDAY...Partly cloudy. Highs in the mid 50s to lower 60s.
.WEDNESDAY NIGHT...Partly cloudy with a 20 percent chance of
snow. Lows 18 to 22.
.THURSDAY...Mostly cloudy with a 40 percent chance of snow. Much
colder. Highs around 30.
.THURSDAY NIGHT...Mostly cloudy. Lows 8 to 12.
.FRIDAY...Partly cloudy. Highs in the mid 30s.

$$

COZ048>051-161215-
Logan County-Washington County-Sedgwick County-Phillips County-
including Crook, Merino, Sterling, Peetz, Akron, Cope,
Last Chance, Otis, Julesburg, Ovid, Sedgwick, Amherst, Haxtun,
and Holyoke
255 PM MST Fri Dec 15 2017

.TONIGHT...Mostly clear. Lows in the lower to mid 20s.
.SATURDAY...Partly cloudy. Highs in the mid 40s to lower 50s.
Northeast winds 10 to 15 mph with gusts to around 25 mph in the
afternoon.
.SATURDAY NIGHT...Mostly cloudy. Chance of light freezing drizzle
after midnight. Lows in the lower to mid 20s. Northeast winds
10 to 15 mph in the evening becoming light. Chance of
precipitation 20 percent.
.SUNDAY...Mostly cloudy. Slight chance of light freezing drizzle.
Highs in the mid 30s. Chance of precipitation 20 percent.
.SUNDAY NIGHT...Partly cloudy. Lows 17 to 21.
.MONDAY THROUGH TUESDAY NIGHT...Mostly clear. Highs in the lower
50s. Lows 21 to 28.
.WEDNESDAY...Partly cloudy. Highs in the mid 50s to lower 60s.
.WEDNESDAY NIGHT...Partly cloudy with a 10 percent chance of
snow. Lows around 19.
.THURSDAY...Mostly cloudy with a 40 percent chance of snow. Much
colder. Highs in the upper 20s.
.THURSDAY NIGHT...Mostly cloudy. Lows 10 to 14.
.FRIDAY...Partly cloudy. Highs in the 30s.

$$

COZ046-047-161215-
North and Northeast Elbert County Below 6000 Feet/North Lincoln
County-
Southeast Elbert County Below 6000 Feet/South Lincoln County-
including Agate, Hugo, Limon, Matheson, Forder, Karval, Kutch,
and Punkin Center
255 PM MST Fri Dec 15 2017

.TONIGHT...Mostly clear. Lows 21 to 27.
.SATURDAY...Partly cloudy. Highs 48 to 54. Northeast winds 10 to
15 mph with gusts to around 25 mph in the afternoon.
.SATURDAY NIGHT...Partly cloudy in the evening, then mostly
cloudy with a chance of light freezing drizzle and slight chance
of snow after midnight. Lows around 19. North winds 10 to 15 mph.
Chance of precipitation 10 percent.
.SUNDAY...Mostly cloudy. Slight chance of light freezing drizzle.
Highs in the mid to upper 30s. Chance of precipitation
20 percent.
.SUNDAY NIGHT...Partly cloudy. Lows 16 to 20.
.MONDAY THROUGH TUESDAY NIGHT...Mostly clear. Highs in the lower
50s. Lows 19 to 27.
.WEDNESDAY...Mostly sunny. Highs near 60.
.WEDNESDAY NIGHT...Partly cloudy. Lows 18 to 22.
.THURSDAY...Mostly cloudy with a 40 percent chance of snow. Much
colder. Highs 28 to 34.
.THURSDAY NIGHT...Mostly cloudy. Lows 9 to 13.
.FRIDAY...Partly cloudy. Highs in the 30s.

$$

COZ035-161215-
Larimer and Boulder Counties Between 6000 and 9000 Feet-
including Estes Park, Glendevey, Nederland, and Red Feather Lakes
255 PM MST Fri Dec 15 2017

.TONIGHT...Partly cloudy. Lows 24 to 32. West winds 10 to 20 mph
with gusts to around 30 mph.
.SATURDAY...Mostly cloudy. Highs 36 to 44. West winds 10 to
15 mph in the morning becoming light.
.SATURDAY NIGHT...Cloudy with a 30 percent chance of snow and
light freezing drizzle. Areas of fog after midnight. Colder. Lows
12 to 20.
.SUNDAY...Mostly cloudy with a 30 percent chance of light
freezing drizzle and snow. Areas of fog. Highs 27 to 33.
.SUNDAY NIGHT...Partly cloudy. Lows 17 to 23. West winds 10 to
15 mph with gusts to around 25 mph.
.MONDAY THROUGH TUESDAY...Partly cloudy. Highs 36 to 46. Lows
23 to 29.
.TUESDAY NIGHT...Mostly clear. Lows 25 to 31.
.WEDNESDAY...Partly cloudy. Highs 42 to 52.
.WEDNESDAY NIGHT...Partly cloudy with a 30 percent chance of
snow. Colder. Lows 12 to 22.
.THURSDAY...Mostly cloudy with a 30 percent chance of snow.
Colder. Highs 16 to 26.
.THURSDAY NIGHT...Mostly cloudy with a 10 percent chance of snow.
Colder. Lows 3 to 13.
.FRIDAY...Partly cloudy. Highs 21 to 31.

$$

COZ036-161215-
Jefferson and West Douglas Counties Above 6000 Feet/Gilpin/Clear
Creek/Northeast Park Counties Below 9000 Feet-
including Bailey, Central City, Evergreen, Georgetown,
Idaho Springs, and Westcreek
255 PM MST Fri Dec 15 2017

.TONIGHT...Mostly clear. Lows 25 to 33. West winds 10 to 15 mph.
.SATURDAY...Mostly cloudy. Highs 40 to 48.
.SATURDAY NIGHT...Mostly cloudy. A 30 percent chance of snow and
light freezing drizzle after midnight. Areas of fog after
midnight. Colder. Lows 14 to 20.
.SUNDAY...Mostly cloudy with a 30 percent chance of snow. Areas
of fog. Highs 29 to 37.
.SUNDAY NIGHT...Partly cloudy. Lows 16 to 22.
.MONDAY...Partly cloudy. Highs 39 to 49.
.MONDAY NIGHT THROUGH TUESDAY NIGHT...Mostly clear. Lows 21 to
31. Highs 41 to 51.
.WEDNESDAY...Mostly sunny. Highs 46 to 56.
.WEDNESDAY NIGHT...Partly cloudy with a 30 percent chance of
snow. Lows 14 to 22.
.THURSDAY...Mostly cloudy with a 40 percent chance of snow.
Colder. Highs 20 to 30.
.THURSDAY NIGHT...Mostly cloudy with a 20 percent chance of snow.
Colder. Lows 3 to 11.
.FRIDAY...Partly cloudy. Highs 25 to 35.

$$

COZ030-161215-
Jackson County Below 9000 Feet-
including Gould, North Park, Rand, Spicer, and Walden
255 PM MST Fri Dec 15 2017

.TONIGHT...Mostly clear. Lows 6 to 16. South winds 10 to 15 mph
in the evening becoming light.
.SATURDAY...Mostly cloudy. Highs in the mid 30s.
.SATURDAY NIGHT...Mostly cloudy with a 10 percent chance of snow.
Lows 8 to 12.
.SUNDAY...Mostly cloudy. Highs in the upper 20s.
.SUNDAY NIGHT...Partly cloudy with a 10 percent chance of snow
showers. Lows 7 to 11.
.MONDAY...Mostly cloudy with a 10 percent chance of snow showers.
Highs in the lower 30s.
.MONDAY NIGHT AND TUESDAY...Partly cloudy. Lows 14 to 18. Highs
in the mid 30s.
.TUESDAY NIGHT...Mostly clear. Lows 18 to 22.
.WEDNESDAY...Mostly sunny with a 10 percent chance of rain and
snow showers. Highs around 40.
.WEDNESDAY NIGHT AND THURSDAY...Mostly cloudy with a 40 percent
chance of snow. Much colder. Lows 8 to 12. Highs 16 to 20.
.THURSDAY NIGHT...Mostly cloudy with a 10 percent chance of snow.
Colder. Lows 1 below to 9 below zero.
.FRIDAY...Partly cloudy. Highs 17 to 21.

$$

COZ032-161215-
Grand and Summit Counties Below 9000 Feet-
including Dillon, Fraser, Granby, Grand Lake,
Hot Sulphur Springs, and Kremmling
255 PM MST Fri Dec 15 2017

.TONIGHT...Mostly clear. Lows 5 to 15.
.SATURDAY...Mostly cloudy. Highs in the 30s.
.SATURDAY NIGHT...Mostly cloudy. A 10 percent chance of snow
after midnight. Lows 10 to 14.
.SUNDAY...Mostly cloudy with a 10 percent chance of snow showers.
Highs 27 to 33.
.SUNDAY NIGHT...Partly cloudy with a 10 percent chance of snow
showers. Lows 8 to 12.
.MONDAY...Partly cloudy with a 10 percent chance of snow showers.
Highs 30 to 36.
.MONDAY NIGHT AND TUESDAY...Partly cloudy. Lows 14 to 18. Highs
33 to 39.
.TUESDAY NIGHT AND WEDNESDAY...Mostly clear. Lows 16 to 20. Highs
38 to 44.
.WEDNESDAY NIGHT...Mostly cloudy with a 30 percent chance of
snow. Lows 10 to 16.
.THURSDAY...Mostly cloudy with a 40 percent chance of snow.
Colder. Highs 18 to 24.
.THURSDAY NIGHT...Mostly cloudy with a 20 percent chance of snow.
Colder. Lows 3 below to 3 above zero.
.FRIDAY...Partly cloudy. Highs 18 to 24.

$$

COZ037-161215-
Central and Southeast Park County-
including Fairplay, Hartsel, Lake George, and South Park
255 PM MST Fri Dec 15 2017

.TONIGHT...Mostly clear. Lows 15 to 23.
.SATURDAY...Mostly cloudy. Highs 38 to 44.
.SATURDAY NIGHT...Mostly cloudy. Lows 11 to 15.
.SUNDAY...Mostly cloudy. Highs 27 to 33.
.SUNDAY NIGHT...Partly cloudy. Lows 9 to 15.
.MONDAY THROUGH WEDNESDAY...Mostly clear. Highs 36 to 46. Lows
15 to 22.
.WEDNESDAY NIGHT...Partly cloudy with a 20 percent chance of
snow. Lows 12 to 16.
.THURSDAY...Mostly cloudy with a 40 percent chance of snow.
Colder. Highs 21 to 27.
.THURSDAY NIGHT...Mostly cloudy with a 20 percent chance of snow.
Colder. Lows zero to 4 above.
.FRIDAY...Partly cloudy. Highs 23 to 29.

$$

COZ033-034-161215-
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-
including 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, and Winter Park
255 PM MST Fri Dec 15 2017

.TONIGHT...Mostly clear. Lows 14 to 24. West winds 10 to 15 mph
with gusts to around 30 mph.
.SATURDAY...Mostly cloudy. Highs 30 to 38.
.SATURDAY NIGHT...Mostly cloudy. Slight chance of snow in the
evening, then a chance of snow after midnight. Lows 8 to 14.
Chance of snow 30 percent.
.SUNDAY...Mostly cloudy with a 30 percent chance of snow. Highs
19 to 29.
.SUNDAY NIGHT...Partly cloudy with a 10 percent chance of snow
showers. Lows 7 to 15. West winds 10 to 15 mph with gusts to
around 25 mph.
.MONDAY...Partly cloudy with a 10 percent chance of snow showers.
Highs 23 to 33.
.MONDAY NIGHT AND TUESDAY...Partly cloudy. Lows 13 to 21. Highs
26 to 36.
.TUESDAY NIGHT...Mostly clear. Lows 15 to 25.
.WEDNESDAY...Mostly sunny with a 10 percent chance of snow
showers. Highs 31 to 41.
.WEDNESDAY NIGHT...Mostly cloudy with a 40 percent chance of
snow. Colder. Lows 6 to 14.
.THURSDAY...Mostly cloudy with a 50 percent chance of snow.
Colder. Highs 11 to 21.
.THURSDAY NIGHT...Mostly cloudy with a 30 percent chance of snow.
Colder. Lows 5 below to 5 above zero.
.FRIDAY...Partly cloudy. Highs 12 to 22.

$$

COZ031-161215-
West Jackson and West Grand Counties Above 9000 Feet-
including East Slopes Park and Northern Gore Ranges, Gore Pass,
and Rabbit Ears Pass
255 PM MST Fri Dec 15 2017

.TONIGHT...Mostly clear. Lows 11 to 21. Southwest winds 10 to
15 mph with gusts to around 25 mph.
.SATURDAY...Mostly cloudy. Highs 30 to 36.
.SATURDAY NIGHT...Mostly cloudy. Slight chance of snow in the
evening, then a chance of snow after midnight. Lows 10 to 14.
Chance of snow 30 percent.
.SUNDAY...Mostly cloudy with a 10 percent chance of snow showers.
Highs 20 to 30.
.SUNDAY NIGHT...Partly cloudy with a 20 percent chance of snow
showers. Lows 8 to 14. West winds 10 to 15 mph with gusts to
around 25 mph.
.MONDAY...Mostly cloudy with a 20 percent chance of snow showers.
Highs 23 to 33.
.MONDAY NIGHT...Mostly cloudy with a 10 percent chance of snow
showers. Lows 13 to 21.
.TUESDAY AND TUESDAY NIGHT...Partly cloudy. Highs 28 to 36. Lows
17 to 25.
.WEDNESDAY...Partly cloudy with a 20 percent chance of snow
showers. Highs 30 to 40.
.WEDNESDAY NIGHT AND THURSDAY...Mostly cloudy with a 40 percent
chance of snow. Colder. Lows 7 to 13. Highs 12 to 20.
.THURSDAY NIGHT...Mostly cloudy with a 10 percent chance of snow.
Lows 3 below to 3 above zero.
.FRIDAY...Partly cloudy. Highs 14 to 22.

$$


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