Zone Forecast Product
Issued by NWS Denver/Boulder, CO

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000
FPUS55 KBOU 232034
ZFPBOU

Zone Forecast Product for Northeast Colorado
National Weather Service Denver/Boulder CO
234 PM MDT Mon Apr 23 2018

COZ039-040-241215-
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
234 PM MDT Mon Apr 23 2018

.TONIGHT...Chance of thunderstorms in the evening, then rain
showers likely and chance of snow showers after midnight. Little
or no snow accumulation. Lows in the lower 30s. North winds 10 to
15 mph with gusts to around 30 mph. Chance of precipitation
60 percent.
.TUESDAY...Cloudy with a 40 percent chance of rain and snow
showers. Highs in the lower to mid 40s. North winds 10 to 15 mph
with gusts to around 25 mph.
.TUESDAY NIGHT...Mostly cloudy with a 30 percent chance of rain
and snow showers in the evening, then partly cloudy after
midnight. Lows near 30.
.WEDNESDAY...Mostly sunny. Highs in the mid 60s.
.WEDNESDAY NIGHT...Mostly clear. Lows in the upper 30s.
.THURSDAY...Mostly cloudy. Highs near 60.
.THURSDAY NIGHT AND FRIDAY...Mostly clear. Lows in the mid 30s.
Highs around 70.
.FRIDAY NIGHT...Mostly clear. Lows in the lower to mid 40s.
.SATURDAY...Partly cloudy. Highs in the 70s.
.SATURDAY NIGHT...Mostly cloudy with a 10 percent chance of
thunderstorms. Lows in the lower to mid 40s.
.SUNDAY AND SUNDAY NIGHT...Partly cloudy. Highs 73 to 79. Lows in
the lower 40s.
.MONDAY...Partly cloudy. Highs near 70.

$$

COZ038-241215-
Larimer County Below 6000 Feet/Northwest Weld County-
including Fort Collins, Hereford, Loveland, and Nunn
234 PM MDT Mon Apr 23 2018

.TONIGHT...Cloudy, windy. Chance of rain showers, snow showers
and slight chance of thunderstorms. Lows 29 to 35. North winds
20 to 30 mph with gusts to around 40 mph. Chance of precipitation
50 percent.
.TUESDAY...Mostly cloudy. A 30 percent chance of snow showers in
the morning. Highs in the lower to mid 40s. North winds 15 to
25 mph with gusts to around 35 mph.
.TUESDAY NIGHT...Mostly cloudy in the evening then clearing. Lows
in the mid to upper 20s. North winds 10 to 15 mph with gusts to
around 25 mph in the evening becoming light.
.WEDNESDAY...Mostly sunny. Highs in the lower to mid 60s.
.WEDNESDAY NIGHT...Mostly clear. Lows in the mid to upper 30s.
.THURSDAY...Partly cloudy. Highs 55 to 61.
.THURSDAY NIGHT...Mostly clear. Lows near 30.
.FRIDAY...Sunny. Highs near 70.
.FRIDAY NIGHT AND SATURDAY...Mostly clear. Lows in the mid to
upper 30s. Highs 70 to 76.
.SATURDAY NIGHT AND SUNDAY...Partly cloudy. Lows in the mid 30s
to lower 40s. Highs 69 to 75.
.SUNDAY NIGHT...Mostly cloudy. Lows near 40.
.MONDAY...Partly cloudy. Highs in the 60s.

$$

COZ041-241215-
Elbert/Central and East Douglas Counties Above 6000 Feet-
including Castle Rock, Elbert, Fondis, Kiowa, and Larkspur
234 PM MDT Mon Apr 23 2018

.TONIGHT...Chance of thunderstorms in the evening, then rain
showers likely and chance of snow showers after midnight. No snow
accumulation. Lows near 30. North winds 10 to 15 mph with gusts
to around 30 mph after midnight. Chance of precipitation
60 percent.
.TUESDAY...Cloudy. Chance of snow showers in the morning, then a
chance of rain and snow showers in the afternoon. Highs 36 to 42.
North winds 10 to 20 mph with gusts to around 30 mph. Chance of
precipitation 40 percent.
.TUESDAY NIGHT...Mostly cloudy with a chance of rain and snow
showers in the evening, then partly cloudy after midnight. Lows
in the mid to upper 20s. North winds 10 to 15 mph in the evening
becoming light. Chance of precipitation 30 percent.
.WEDNESDAY...Mostly sunny. Highs near 60.
.WEDNESDAY NIGHT...Mostly clear. Lows in the mid to upper 30s.
Southwest winds 10 to 15 mph.
.THURSDAY...Partly cloudy. Highs 52 to 58.
.THURSDAY NIGHT AND FRIDAY...Mostly clear. Lows in the lower to
mid 30s. Highs 64 to 70.
.FRIDAY NIGHT...Mostly clear. Lows near 40.
.SATURDAY...Partly cloudy. Highs 69 to 77.
.SATURDAY NIGHT...Mostly cloudy. Lows in the lower to mid 40s.
.SUNDAY THROUGH MONDAY...Partly cloudy. Highs 66 to 76. Lows near
40.

$$

COZ042>045-241215-
Northeast Weld County-Central and South Weld County-Morgan County-
Central and East Adams and Arapahoe Counties-
including Briggsdale, Grover, Pawnee Buttes, Raymer, Stoneham,
Eaton, Fort Lupton, Greeley, Roggen, Brush, Fort Morgan,
Goodrich, Wiggins, Bennett, Byers, Deer Trail, and Leader
234 PM MDT Mon Apr 23 2018

.TONIGHT...Windy. Chance of thunderstorms in the evening, then
rain showers likely and chance of snow showers after midnight.
Little or no snow accumulation. Lows in the lower to mid 30s.
North winds 10 to 20 mph increasing to 20 to 30 mph after
midnight. Gusts up to 40 mph. Chance of precipitation 60 percent.
.TUESDAY...Mostly cloudy. Chance of rain and snow showers in the
morning. Windy. Highs in the mid 40s. North winds 20 to 30 mph.
Chance of precipitation 30 percent.
.TUESDAY NIGHT...Mostly cloudy in the evening then becoming
partly cloudy. Lows in the mid to upper 20s. North winds 10 to
15 mph with gusts to around 25 mph in the evening becoming light.
.WEDNESDAY...Mostly sunny. Highs in the lower to mid 60s.
.WEDNESDAY NIGHT...Mostly clear. Lows in the mid to upper 30s.
Southwest winds 10 to 15 mph with gusts to around 25 mph.
.THURSDAY...Partly cloudy. Highs 56 to 62.
.THURSDAY NIGHT...Mostly clear. Lows in the lower to mid 30s.
.FRIDAY...Sunny. Highs near 70.
.FRIDAY NIGHT AND SATURDAY...Mostly clear. Lows near 40. Highs
73 to 79.
.SATURDAY NIGHT THROUGH SUNDAY NIGHT...Partly cloudy. Lows near
40. Highs 72 to 78.
.MONDAY...Partly cloudy. Highs 66 to 72.

$$

COZ048>051-241215-
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
234 PM MDT Mon Apr 23 2018

.TONIGHT...Chance of rain showers and slight chance of
thunderstorms in the evening, then rain showers likely after
midnight. Windy. Lows in the lower to mid 30s. East winds 10 to
20 mph with gusts to around 30 mph shifting to the north 20 to
30 mph with gusts to around 40 mph after midnight. Chance of
precipitation 60 percent.
.TUESDAY...Mostly cloudy. A 40 percent chance of rain and snow
showers in the morning. Windy. Highs in the lower to mid 40s.
North winds 20 to 30 mph with gusts to around 40 mph.
.TUESDAY NIGHT...Mostly cloudy in the evening then becoming
partly cloudy. Lows in the upper 20s. North winds 10 to 15 mph
with gusts to around 30 mph in the evening becoming light.
.WEDNESDAY...Mostly sunny. Highs near 60.
.WEDNESDAY NIGHT...Mostly clear. Lows in the mid to upper 30s.
South winds 10 to 15 mph with gusts to around 25 mph.
.THURSDAY...Partly cloudy. Highs in the mid 50s to lower 60s.
.THURSDAY NIGHT...Mostly clear. Lows in the lower 30s.
.FRIDAY...Sunny. Highs in the mid 60s to lower 70s.
.FRIDAY NIGHT AND SATURDAY...Mostly clear. Lows in the upper 30s.
Highs in the 70s.
.SATURDAY NIGHT...Partly cloudy with a 10 percent chance of
thunderstorms. Lows in the lower 40s.
.SUNDAY AND SUNDAY NIGHT...Partly cloudy. Highs in the mid to
upper 70s. Lows in the lower 40s.
.MONDAY...Partly cloudy with a 10 percent chance of
thunderstorms. Highs near 70.

$$

COZ046-047-241215-
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
234 PM MDT Mon Apr 23 2018

.TONIGHT...Mostly cloudy. Windy. Slight chance of thunderstorms
in the evening. Chance of rain showers overnight. Lows 31 to 37.
Southeast winds 10 to 15 mph increasing to north 20 to 30 mph
with gusts to around 40 mph after midnight. Chance of
precipitation 50 percent.
.TUESDAY...Mostly cloudy. Chance of rain and snow showers in the
morning, then a slight chance of rain and snow showers in the
afternoon. Windy. Highs 40 to 46. North winds 20 to 30 mph.
Chance of precipitation 40 percent.
.TUESDAY NIGHT...Mostly cloudy with a 20 percent chance of rain
and snow showers in the evening, then partly cloudy after
midnight. Lows in the mid to upper 20s. North winds 10 to 15 mph.
.WEDNESDAY...Mostly sunny. Highs near 60.
.WEDNESDAY NIGHT...Mostly clear. Lows in the lower to mid 30s.
South winds 10 to 15 mph.
.THURSDAY...Partly cloudy. Windy. Highs 56 to 62.
.THURSDAY NIGHT AND FRIDAY...Mostly clear. Lows near 30. Highs
near 70.
.FRIDAY NIGHT AND SATURDAY...Mostly clear. Lows in the mid 30s to
lower 40s. Highs in the mid to upper 70s.
.SATURDAY NIGHT...Partly cloudy. Lows near 40.
.SUNDAY...Mostly sunny. Highs in the mid to upper 70s.
.SUNDAY NIGHT AND MONDAY...Partly cloudy. Lows in the lower 40s.
Highs in the lower to mid 70s.

$$

COZ035-036-241215-
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
234 PM MDT Mon Apr 23 2018

.TONIGHT...Chance of thunderstorms in the evening, then rain and
snow showers likely after midnight. Snow accumulation up to
1 inch. Lows 24 to 32. Northwest winds 10 to 15 mph with gusts to
around 25 mph. Chance of precipitation 60 percent.
.TUESDAY...Snow showers likely in the morning, then a chance of
snow showers and slight chance of thunderstorms in the afternoon.
Snow accumulation up to 2 inches. Highs 34 to 42. North winds
10 to 15 mph. Chance of precipitation 60 percent.
.TUESDAY NIGHT...Mostly cloudy with a chance of snow showers in
the evening, then partly cloudy with a slight chance of snow
showers after midnight. Lows 20 to 26. Chance of snow 40 percent.
.WEDNESDAY...Mostly sunny. Highs 52 to 60.
.WEDNESDAY NIGHT...Mostly clear. Lows 30 to 36.
.THURSDAY...Partly cloudy with a 10 percent chance of rain and
snow showers. Highs 47 to 55.
.THURSDAY NIGHT AND FRIDAY...Mostly clear. Lows 26 to 32. Highs
57 to 67.
.FRIDAY NIGHT...Mostly clear. Lows 32 to 40.
.SATURDAY...Partly cloudy. Highs 59 to 69.
.SATURDAY NIGHT...Mostly cloudy. Lows 32 to 40.
.SUNDAY...Partly cloudy. Highs 57 to 67.
.SUNDAY NIGHT...Mostly cloudy. Lows 31 to 39.
.MONDAY...Partly cloudy with a 10 percent chance of
thunderstorms. Highs 52 to 62.

$$

COZ037-241215-
Central and Southeast Park County-
including Fairplay, Hartsel, Lake George, and South Park
234 PM MDT Mon Apr 23 2018

.TONIGHT...Mostly cloudy. Chance of rain showers, snow showers
and slight chance of thunderstorms. Lows near 30. Chance of
precipitation 30 percent.
.TUESDAY...Cloudy. Chance of snow showers in the morning, then a
chance of snow showers and slight chance of thunderstorms in the
afternoon. Highs 37 to 43. Chance of precipitation 50 percent.
.TUESDAY NIGHT...Mostly cloudy with a chance of snow showers in
the evening, then partly cloudy with a slight chance of snow
showers after midnight. Lows 19 to 23. Chance of snow 50 percent.
.WEDNESDAY...Mostly sunny. Highs 50 to 56.
.WEDNESDAY NIGHT...Mostly clear. Lows in the mid 20s to lower
30s.
.THURSDAY...Partly cloudy with a 20 percent chance of rain and
snow showers. Highs 47 to 53.
.THURSDAY NIGHT...Partly cloudy. Lows in the mid to upper 20s.
.FRIDAY...Mostly sunny. Highs 54 to 60.
.FRIDAY NIGHT...Partly cloudy. Lows near 30.
.SATURDAY...Partly cloudy with a 10 percent chance of
thunderstorms. Highs 55 to 61.
.SATURDAY NIGHT...Mostly cloudy. Lows near 30.
.SUNDAY THROUGH MONDAY...Partly cloudy. Highs 51 to 60. Lows near
30.

$$

COZ030-241215-
Jackson County Below 9000 Feet-
including Gould, North Park, Rand, Spicer, and Walden
234 PM MDT Mon Apr 23 2018

.TONIGHT...Cloudy. Chance of rain and snow showers through the
night. Slight chance of thunderstorms in the evening. Lows in the
upper 20s. Northwest winds 10 to 15 mph in the evening becoming
light. Chance of precipitation 40 percent.
.TUESDAY...Mostly cloudy. Chance of snow showers in the morning,
then a slight chance of thunderstorms and snow showers in the
afternoon. Highs in the lower to mid 40s. North winds 10 to
15 mph in the afternoon. Chance of precipitation 30 percent.
.TUESDAY NIGHT...Mostly clear. Lows in the lower 20s.
.WEDNESDAY...Sunny. Highs 54 to 60.
.WEDNESDAY NIGHT...Mostly clear. Lows in the upper 20s.
.THURSDAY...Partly cloudy. Highs in the lower to mid 50s.
.THURSDAY NIGHT AND FRIDAY...Mostly clear. Lows in the mid 20s.
Highs 58 to 64.
.FRIDAY NIGHT...Mostly clear. Lows in the lower 30s.
.SATURDAY...Partly cloudy. Highs 58 to 64.
.SATURDAY NIGHT...Mostly cloudy. Lows in the lower 30s.
.SUNDAY...Partly cloudy. Highs 54 to 60.
.SUNDAY NIGHT...Mostly cloudy. Lows in the lower 30s.
.MONDAY...Partly cloudy. Highs 50 to 56.

$$

COZ032-241215-
Grand and Summit Counties Below 9000 Feet-
including Dillon, Fraser, Granby, Grand Lake,
Hot Sulphur Springs, and Kremmling
234 PM MDT Mon Apr 23 2018

.TONIGHT...Cloudy. Chance of rain showers, snow showers and
slight chance of thunderstorms. Lows 28 to 34. Chance of
precipitation 40 percent.
.TUESDAY...Mostly cloudy. Chance of snow showers in the morning,
then a chance of snow showers and slight chance of thunderstorms
in the afternoon. Highs 43 to 51. Chance of precipitation
30 percent.
.TUESDAY NIGHT...Partly cloudy. A 10 percent chance of snow
showers in the evening. Lows in the lower to mid 20s.
.WEDNESDAY...Sunny. Highs 54 to 64.
.WEDNESDAY NIGHT...Mostly clear. Lows near 30.
.THURSDAY...Partly cloudy. Highs 50 to 60.
.THURSDAY NIGHT AND FRIDAY...Mostly clear. Lows 25 to 31. Highs
57 to 67.
.FRIDAY NIGHT...Mostly clear. Lows 30 to 36.
.SATURDAY...Partly cloudy. Highs 57 to 67.
.SATURDAY NIGHT...Mostly cloudy. Lows 30 to 36.
.SUNDAY AND SUNDAY NIGHT...Partly cloudy. Highs 55 to 65. Lows in
the lower to mid 30s.
.MONDAY...Partly cloudy. Highs 51 to 59.

$$

COZ033-034-241215-
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
234 PM MDT Mon Apr 23 2018

.TONIGHT...Snow showers likely through the night. Chance of
thunderstorms in the evening. Snow accumulation of 1 to 4 inches.
Lows 21 to 29. West winds 10 to 15 mph with gusts to around
25 mph in the evening becoming light. Chance of precipitation
60 percent.
.TUESDAY...Snow showers likely in the morning, then snow showers
likely and slight chance of thunderstorms in the afternoon. Snow
accumulation of 1 to 4 inches. Highs 30 to 40. Northwest winds
10 to 15 mph. Chance of precipitation 60 percent.
.TUESDAY NIGHT...Mostly cloudy with a chance of snow showers in
the evening, then mostly clear with a slight chance of snow
showers after midnight. Lows 16 to 22. Chance of snow 50 percent.
.WEDNESDAY...Mostly sunny. Highs 42 to 52.
.WEDNESDAY NIGHT...Mostly clear. Lows 23 to 31. West winds 10 to
15 mph.
.THURSDAY...Partly cloudy with a 30 percent chance of snow
showers. Highs 38 to 48.
.THURSDAY NIGHT AND FRIDAY...Mostly clear. Lows 22 to 28. Highs
46 to 56.
.FRIDAY NIGHT...Partly cloudy. Lows 28 to 34.
.SATURDAY...Partly cloudy with a 10 percent chance of
thunderstorms and snow showers. Highs 47 to 57.
.SATURDAY NIGHT...Mostly cloudy with a 20 percent chance of
thunderstorms and snow showers. Lows 27 to 33.
.SUNDAY...Partly cloudy with a 20 percent chance of thunderstorms
and snow showers. Highs 45 to 55.
.SUNDAY NIGHT...Mostly cloudy. Lows 26 to 32.
.MONDAY...Partly cloudy with a 10 percent chance of thunderstorms
and snow showers. Highs 41 to 51.

$$

COZ031-241215-
West Jackson and West Grand Counties Above 9000 Feet-
including East Slopes Park and Northern Gore Ranges, Gore Pass,
and Rabbit Ears Pass
234 PM MDT Mon Apr 23 2018

.TONIGHT...Cloudy. Chance of rain and snow showers through the
night. Slight chance of thunderstorms in the evening. Lows 21 to
29. Northwest winds 10 to 15 mph with gusts to around 25 mph in
the evening becoming light. Chance of precipitation 40 percent.
.TUESDAY...Mostly cloudy. Chance of snow showers in the morning,
then a slight chance of thunderstorms and snow showers in the
afternoon. Highs 35 to 45. Chance of precipitation 30 percent.
.TUESDAY NIGHT...Mostly clear. Lows 19 to 23.
.WEDNESDAY...Sunny. Highs 47 to 57.
.WEDNESDAY NIGHT...Mostly clear. Lows 26 to 32.
.THURSDAY...Partly cloudy. Highs 42 to 52.
.THURSDAY NIGHT AND FRIDAY...Mostly clear. Lows in the mid to
upper 20s. Highs 50 to 60.
.FRIDAY NIGHT...Mostly clear. Lows in the lower to mid 30s.
.SATURDAY...Partly cloudy with a 10 percent chance of
thunderstorms. Highs 50 to 60.
.SATURDAY NIGHT...Mostly cloudy. Lows near 30.
.SUNDAY...Partly cloudy. Highs 46 to 56.
.SUNDAY NIGHT...Mostly cloudy. Lows near 30.
.MONDAY...Partly cloudy. Highs 43 to 53.

$$



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