Zone Forecast Product
Issued by NWS Denver/Boulder, CO

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FPUS55 KBOU 210311
ZFPBOU

Zone Forecast Product for Northeast Colorado
National Weather Service Denver/Boulder CO
911 PM MDT Fri Oct 20 2017

COZ039-040-211815-
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-
including Arvada, Boulder, Golden, Lakewood, Longmont, Aurora,
Brighton, City of Denver, Denver International Airport,
Highlands Ranch, Littleton, and Parker
911 PM MDT Fri Oct 20 2017

.REST OF TONIGHT...Partly cloudy during the late evening hours
then becoming mostly cloudy. Lows near 40. Northwest winds 10 to
15 mph after midnight.
.SATURDAY...Mostly sunny. Highs in the 50s. Northwest winds 15 to
25 mph with gusts to around 35 mph.
.SATURDAY NIGHT...Mostly clear. Lows 33 to 39.
.SUNDAY...Mostly sunny. Warmer. Highs near 70.
.SUNDAY NIGHT...Mostly clear. Lows in the mid 40s.
.MONDAY...Mostly sunny. Highs in the mid to upper 60s.
.MONDAY NIGHT...Partly cloudy. Lows in the mid 30s.
.TUESDAY AND TUESDAY NIGHT...Mostly clear. Highs around 60. Lows
in the mid 30s to lower 40s.
.WEDNESDAY AND WEDNESDAY NIGHT...Mostly clear. Highs in the lower
70s. Lows in the lower 40s.
.THURSDAY...Partly cloudy with a 40 percent chance of rain
showers. Cooler. Highs in the mid 50s.
.THURSDAY NIGHT...Partly cloudy with a 30 percent chance of rain
and snow showers. Colder. Lows in the mid to upper 20s.
.FRIDAY...Mostly sunny. Highs in the lower 50s.

$$

COZ038-211815-
Larimer County Below 6000 Feet/Northwest Weld County-
including Fort Collins, Hereford, Loveland, and Nunn
911 PM MDT Fri Oct 20 2017

.REST OF TONIGHT...Mostly cloudy. A 10 percent chance of rain
showers after midnight. Windy. Lows in the mid 30s to lower 40s.
West winds 10 to 15 mph with gusts to around 25 mph increasing to
northwest 20 to 30 mph with gusts to around 40 mph after
midnight.
.SATURDAY...Mostly sunny. Windy. Highs 51 to 57. Northwest winds
20 to 30 mph with gusts to around 40 mph.
.SATURDAY NIGHT...Mostly clear. Lows in the lower to mid 30s.
West winds 10 to 15 mph with gusts to around 25 mph in the
evening becoming light.
.SUNDAY...Partly cloudy. Highs in the mid to upper 60s. West
winds 10 to 15 mph with gusts to around 30 mph.
.SUNDAY NIGHT...Mostly clear. Lows in the lower 40s. West winds
10 to 15 mph.
.MONDAY AND MONDAY NIGHT...Partly cloudy. Highs 61 to 67. Lows in
the mid 30s.
.TUESDAY AND TUESDAY NIGHT...Mostly clear. Highs near 60. Lows in
the 30s.
.WEDNESDAY AND WEDNESDAY NIGHT...Mostly clear. Highs near 70.
Lows in the upper 30s.
.THURSDAY...Mostly cloudy with a 40 percent chance of rain and
snow showers. Cooler. Highs in the lower to mid 50s.
.THURSDAY NIGHT AND FRIDAY...Partly cloudy. Lows in the 20s.
Highs around 50.

$$

COZ041-211815-
Elbert/Central and East Douglas Counties Above 6000 Feet-
including Castle Rock, Elbert, Fondis, Kiowa, and Larkspur
911 PM MDT Fri Oct 20 2017

.REST OF TONIGHT...Partly cloudy. Lows 35 to 41. West winds 10 to
15 mph.
.SATURDAY...Partly cloudy. Highs 49 to 55. Northwest winds 15 to
25 mph with gusts to around 35 mph.
.SATURDAY NIGHT...Mostly clear. Lows 29 to 35.
.SUNDAY...Mostly sunny. Warmer. Highs in the mid to upper 60s.
.SUNDAY NIGHT...Mostly clear. Lows near 40.
.MONDAY AND MONDAY NIGHT...Mostly clear. Highs in the 60s. Lows
in the lower to mid 30s.
.TUESDAY AND TUESDAY NIGHT...Mostly clear. Highs in the mid to
upper 50s. Lows in the 30s.
.WEDNESDAY AND WEDNESDAY NIGHT...Mostly clear. Highs near 70.
Lows near 40.
.THURSDAY...Partly cloudy with a 40 percent chance of rain
showers. Highs in the 50s.
.THURSDAY NIGHT...Mostly cloudy with a 30 percent chance of snow
showers. Colder. Lows in the mid to upper 20s.
.FRIDAY...Mostly sunny. Highs in the lower 50s.

$$

COZ043-211815-
Central and South Weld County-
including Eaton, Fort Lupton, Greeley, and Roggen
911 PM MDT Fri Oct 20 2017

.REST OF TONIGHT...Mostly cloudy. A 10 percent chance of rain
showers after midnight. Lows in the lower 40s. Northwest winds
10 to 20 mph with gusts to around 35 mph after midnight.
.SATURDAY...Mostly sunny. Highs in the upper 50s. Northwest winds
15 to 25 mph with gusts to around 35 mph.
.SATURDAY NIGHT...Mostly clear. Lows near 30.
.SUNDAY...Mostly sunny. Highs around 70.
.SUNDAY NIGHT...Mostly clear. Lows near 40.
.MONDAY AND MONDAY NIGHT...Partly cloudy. Highs in the upper 60s.
Lows in the mid 30s.
.TUESDAY AND TUESDAY NIGHT...Mostly clear. Highs in the lower
60s. Lows in the lower to mid 30s.
.WEDNESDAY AND WEDNESDAY NIGHT...Mostly clear. Highs in the lower
70s. Lows in the mid 30s to lower 40s.
.THURSDAY...Mostly cloudy with a 30 percent chance of rain
showers. Cooler. Highs in the mid 50s.
.THURSDAY NIGHT AND FRIDAY...Partly cloudy. Lows in the 20s.
Highs in the lower 50s.

$$

COZ042-045-211815-
Northeast Weld County-
Central and East Adams and Arapahoe Counties-
including Briggsdale, Grover, Pawnee Buttes, Raymer, Stoneham,
Bennett, Byers, Deer Trail, and Leader
911 PM MDT Fri Oct 20 2017

.REST OF TONIGHT...Partly cloudy during the late evening hours
then becoming mostly cloudy. A 20 percent chance of rain showers
after midnight. Lows near 40. West winds 10 to 15 mph shifting to
the northwest 20 to 25 mph with gusts to around 40 mph after
midnight.
.SATURDAY...Partly cloudy. A 10 percent chance of rain showers in
the morning. Windy. Highs in the mid to upper 50s. Northwest
winds 20 to 30 mph with gusts to around 40 mph.
.SATURDAY NIGHT...Mostly clear. Lows in the lower to mid 30s.
Northwest winds 10 to 15 mph with gusts to around 25 mph in the
evening becoming light.
.SUNDAY...Mostly sunny. Highs in the upper 60s. West winds 10 to
15 mph with gusts to around 25 mph.
.SUNDAY NIGHT...Mostly clear. Lows in the lower to mid 40s.
.MONDAY AND MONDAY NIGHT...Partly cloudy. Highs 61 to 68. Lows in
the mid 30s.
.TUESDAY AND TUESDAY NIGHT...Mostly clear. Highs in the upper
50s. Lows in the lower to mid 30s.
.WEDNESDAY AND WEDNESDAY NIGHT...Mostly clear. Highs in the lower
70s. Lows in the mid 30s to lower 40s.
.THURSDAY...Mostly cloudy with a 40 percent chance of rain
showers. Cooler. Highs 49 to 57.
.THURSDAY NIGHT AND FRIDAY...Partly cloudy. Lows in the 20s.
Highs in the lower 50s.

$$

COZ044-049-211815-
Morgan County-Washington County-
including Brush, Fort Morgan, Goodrich, Wiggins, Akron, Cope,
Last Chance, and Otis
911 PM MDT Fri Oct 20 2017

.REST OF TONIGHT...Partly cloudy during the late evening hours,
then mostly cloudy with a 10 percent chance of rain showers after
midnight. Lows in the lower 40s. Southwest winds 10 to 15 mph
shifting to the northwest with gusts to around 30 mph after
midnight.
.SATURDAY...Partly cloudy. A 10 percent chance of rain showers in
the morning. Windy. Highs in the mid 50s to lower 60s. Northwest
winds 20 to 30 mph with gusts to around 40 mph.
.SATURDAY NIGHT...Clear. Lows in the lower to mid 30s.
.SUNDAY...Mostly sunny. Highs in the upper 60s.
.SUNDAY NIGHT...Mostly clear. Lows near 40.
.MONDAY AND MONDAY NIGHT...Partly cloudy. Highs in the mid 60s.
Lows in the 30s.
.TUESDAY AND TUESDAY NIGHT...Mostly clear. Highs near 60. Lows in
the 30s.
.WEDNESDAY AND WEDNESDAY NIGHT...Mostly clear. Highs in the lower
70s. Lows in the upper 30s.
.THURSDAY...Partly cloudy with a 40 percent chance of rain
showers. Cooler. Highs in the 50s.
.THURSDAY NIGHT...Partly cloudy with a 10 percent chance of snow
showers. Colder. Lows in the mid to upper 20s.
.FRIDAY...Partly cloudy. Highs in the lower 50s.

$$

COZ048-050-051-211815-
Logan County-Sedgwick County-Phillips County-
including Crook, Merino, Sterling, Peetz, Julesburg, Ovid,
Sedgwick, Amherst, Haxtun, and Holyoke
911 PM MDT Fri Oct 20 2017

.REST OF TONIGHT...Partly cloudy during the late evening hours
then becoming mostly cloudy. A 20 percent chance of rain showers
after midnight. Lows in the lower to mid 40s. Southwest winds
10 to 15 mph shifting to the northwest 15 to 25 mph with gusts to
around 40 mph after midnight.
.SATURDAY...Mostly cloudy with a 20 percent chance of rain
showers in the morning, then mostly sunny in the afternoon.
Windy. Highs near 60. Northwest winds 20 to 30 mph with gusts to
around 40 mph.
.SATURDAY NIGHT...Clear. Lows in the lower to mid 30s. Northwest
winds 10 to 15 mph in the evening becoming light.
.SUNDAY...Mostly sunny. Highs around 70. West winds 10 to 15 mph
with gusts to around 25 mph.
.SUNDAY NIGHT...Mostly clear. Lows in the lower 40s. West winds
10 to 15 mph.
.MONDAY AND MONDAY NIGHT...Partly cloudy. Highs in the lower to
mid 60s. Lows in the mid to upper 30s.
.TUESDAY AND TUESDAY NIGHT...Mostly clear. Highs around 60. Lows
in the lower to mid 30s.
.WEDNESDAY AND WEDNESDAY NIGHT...Mostly clear. Highs in the lower
70s. Lows in the mid 30s to lower 40s.
.THURSDAY...Partly cloudy with a 50 percent chance of rain
showers. Cooler. Highs in the lower to mid 50s.
.THURSDAY NIGHT AND FRIDAY...Partly cloudy. Lows 22 to 28. Highs
in the lower 50s.

$$

COZ046-047-211815-
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
911 PM MDT Fri Oct 20 2017

.REST OF TONIGHT...Partly cloudy. Lows 37 to 43. West winds 10 to
15 mph with gusts to around 25 mph.
.SATURDAY...Partly cloudy. Windy. Highs in the mid to upper 50s.
North winds 20 to 30 mph with gusts to around 45 mph.
.SATURDAY NIGHT...Clear. Lows near 30.
.SUNDAY...Mostly sunny. Highs in the upper 60s.
.SUNDAY NIGHT...Mostly clear. Lows near 40.
.MONDAY AND MONDAY NIGHT...Mostly clear. Highs 64 to 70. Lows in
the lower to mid 30s.
.TUESDAY AND TUESDAY NIGHT...Mostly clear. Highs in the mid 50s
to lower 60s. Lows in the lower to mid 30s.
.WEDNESDAY...Mostly sunny. Warmer. Highs in the lower to mid 70s.
.WEDNESDAY NIGHT...Clear. Lows in the mid to upper 30s.
.THURSDAY...Partly cloudy with a 30 percent chance of rain
showers. Highs 55 to 61.
.THURSDAY NIGHT...Partly cloudy with a 40 percent chance of snow
showers. Colder. Lows 23 to 29.
.FRIDAY...Mostly sunny. Highs in the lower 50s.

$$

COZ035-036-211815-
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-
including Estes Park, Glendevey, Nederland, Red Feather Lakes,
Bailey, Central City, Evergreen, Georgetown, Idaho Springs,
and Westcreek
911 PM MDT Fri Oct 20 2017

.REST OF TONIGHT...Partly cloudy during the late evening hours
then becoming mostly cloudy. Chance of rain showers during the
late evening hours. Chance of snow showers, slight chance of rain
showers and patchy blowing snow after midnight. Lows 26 to 36.
West winds 10 to 20 mph. Gusts up to 35 mph after midnight.
Chance of precipitation 30 percent.
.SATURDAY...Mostly sunny. Highs 39 to 49. West winds 15 to 25 mph
with gusts to around 35 mph.
.SATURDAY NIGHT...Mostly clear. Lows 28 to 36. West winds 10 to
20 mph with gusts to around 30 mph.
.SUNDAY...Mostly sunny. Highs 53 to 63. West winds 10 to 15 mph
with gusts to around 35 mph.
.SUNDAY NIGHT...Mostly clear. Lows 35 to 43. West winds 10 to
15 mph with gusts to around 30 mph.
.MONDAY...Mostly sunny. Highs 53 to 63.
.MONDAY NIGHT...Partly cloudy. Lows 30 to 36.
.TUESDAY AND TUESDAY NIGHT...Mostly clear. Highs 50 to 58. Lows
30 to 38.
.WEDNESDAY AND WEDNESDAY NIGHT...Mostly clear. Highs 59 to 69.
Lows 32 to 40.
.THURSDAY...Mostly cloudy with a 40 percent chance of rain and
snow showers. Highs 43 to 53.
.THURSDAY NIGHT...Partly cloudy with a 30 percent chance of snow
showers. Lows 23 to 29.
.FRIDAY...Partly cloudy. Highs 44 to 52.

$$

COZ030-032-211815-
Jackson County Below 9000 Feet-
Grand and Summit Counties Below 9000 Feet-
including Gould, North Park, Rand, Spicer, Walden, Dillon,
Fraser, Granby, Grand Lake, Hot Sulphur Springs, and Kremmling
911 PM MDT Fri Oct 20 2017

.REST OF TONIGHT...Mostly cloudy. Chance of rain and snow showers
during the late evening hours, then a chance of snow showers
after midnight. Lows 20 to 26. West winds 10 to 15 mph. Chance of
precipitation 50 percent.
.SATURDAY...Partly cloudy. A 10 percent chance of snow showers in
the morning. Highs 35 to 43. West winds 10 to 20 mph with gusts
to around 30 mph.
.SATURDAY NIGHT...Partly cloudy. Lows in the lower to mid 20s.
West winds 10 to 15 mph in the evening becoming light.
.SUNDAY...Partly cloudy. Highs 48 to 56. West winds 10 to 15 mph
with gusts to around 25 mph.
.SUNDAY NIGHT...Partly cloudy. Lows near 30.
.MONDAY AND MONDAY NIGHT...Partly cloudy. Highs 50 to 56. Lows
24 to 30.
.TUESDAY AND TUESDAY NIGHT...Mostly clear. Highs 49 to 55. Lows
in the mid to upper 20s.
.WEDNESDAY AND WEDNESDAY NIGHT...Mostly clear. Highs in the mid
50s to lower 60s. Lows near 30.
.THURSDAY...Mostly cloudy with a 40 percent chance of rain and
snow showers. Highs 44 to 50.
.THURSDAY NIGHT AND FRIDAY...Partly cloudy. Lows 19 to 25. Highs
44 to 50.

$$

COZ037-211815-
Central and Southeast Park County-
including Fairplay, Hartsel, Lake George, and South Park
911 PM MDT Fri Oct 20 2017

.REST OF TONIGHT...Partly cloudy. Slight chance of rain and snow
showers in the late evening and early morning, then a slight
chance of snow showers towards sunrise. Lows 24 to 30. West winds
10 to 15 mph. Chance of precipitation 20 percent.
.SATURDAY...Mostly sunny. Highs 37 to 45. West winds 10 to 15 mph
with gusts to around 25 mph.
.SATURDAY NIGHT...Mostly clear. Lows in the mid to upper 20s.
.SUNDAY...Mostly sunny. Highs 52 to 58. Northwest winds 10 to
15 mph.
.SUNDAY NIGHT...Mostly clear. Lows 30 to 36.
.MONDAY THROUGH TUESDAY NIGHT...Mostly clear. Highs 49 to 59.
Lows 27 to 33.
.WEDNESDAY AND WEDNESDAY NIGHT...Mostly clear. Highs 56 to 62.
Lows 29 to 35.
.THURSDAY AND THURSDAY NIGHT...Partly cloudy with a 30 percent
chance of snow showers. Highs 47 to 53. Lows 19 to 25.
.FRIDAY...Mostly sunny. Highs in the mid to upper 40s.

$$

COZ033-034-211815-
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
911 PM MDT Fri Oct 20 2017

.REST OF TONIGHT...Snow showers likely and chance of rain showers
during the late evening hours, then snow showers likely and
patchy blowing snow after midnight. New snow accumulation of 1 to
3 inches. Lows 15 to 25. West winds 10 to 20 mph with gusts to
around 35 mph. Chance of precipitation 70 percent.
.SATURDAY...Partly cloudy. A 30 percent chance of snow showers in
the morning. Highs 27 to 37. West winds 15 to 25 mph with gusts
to around 35 mph.
.SATURDAY NIGHT...Mostly clear. Lows 20 to 28. West winds 10 to
20 mph with gusts to around 35 mph.
.SUNDAY...Mostly sunny. Highs 41 to 51. West winds 10 to 15 mph
with gusts to around 30 mph.
.SUNDAY NIGHT...Mostly clear. Lows 27 to 35. West winds 10 to
15 mph with gusts to around 30 mph.
.MONDAY AND MONDAY NIGHT...Partly cloudy. Highs 43 to 53. Lows
25 to 31.
.TUESDAY AND TUESDAY NIGHT...Mostly clear. Highs 41 to 51. Lows
25 to 31.
.WEDNESDAY AND WEDNESDAY NIGHT...Mostly clear. Highs 48 to 58.
Lows 27 to 33.
.THURSDAY...Mostly cloudy with a 40 percent chance of snow
showers. Highs 37 to 47.
.THURSDAY NIGHT...Partly cloudy with a 40 percent chance of snow
showers. Lows 19 to 27.
.FRIDAY...Partly cloudy. Highs 36 to 46.

$$

COZ031-211815-
West Jackson and West Grand Counties Above 9000 Feet-
including East Slopes Park and Northern Gore Ranges, Gore Pass,
and Rabbit Ears Pass
911 PM MDT Fri Oct 20 2017

.REST OF TONIGHT...Rain and snow showers likely during the late
evening hours, then snow showers likely after midnight. New snow
accumulation up to 3 inches. Lows 18 to 24. West winds 10 to
15 mph with gusts to around 30 mph. Chance of precipitation
70 percent.
.SATURDAY...Mostly cloudy with a 30 percent chance of snow
showers in the morning, then partly cloudy in the afternoon.
Highs 27 to 37. West winds 15 to 25 mph with gusts to around
35 mph.
.SATURDAY NIGHT...Partly cloudy. Lows 21 to 27. West winds 10 to
15 mph with gusts to around 30 mph.
.SUNDAY...Partly cloudy. Highs 40 to 50. West winds 10 to 15 mph
with gusts to around 30 mph.
.SUNDAY NIGHT...Partly cloudy. Lows 28 to 34. West winds 10 to
15 mph with gusts to around 25 mph.
.MONDAY AND MONDAY NIGHT...Partly cloudy. Highs 44 to 52. Lows in
the mid to upper 20s.
.TUESDAY AND TUESDAY NIGHT...Mostly clear. Highs 43 to 51. Lows
in the mid to upper 20s.
.WEDNESDAY...Mostly sunny. Highs 49 to 57.
.WEDNESDAY NIGHT...Mostly clear with a 10 percent chance of snow
showers. Lows near 30.
.THURSDAY...Mostly cloudy with a 50 percent chance of snow
showers. Highs 38 to 46.
.THURSDAY NIGHT...Partly cloudy. Lows 19 to 25.
.FRIDAY...Mostly sunny. Highs 38 to 46.

$$



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