Zone Forecast Product
Issued by NWS Denver/Boulder, CO

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000
FPUS55 KBOU 231013
ZFPBOU

Zone Forecast Product for Northeast Colorado
National Weather Service Denver/Boulder CO
413 AM MDT Wed May 23 2018

COZ039-040-240315-
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
413 AM MDT Wed May 23 2018

.TODAY...Partly cloudy. A 10 percent chance of thunderstorms late
in the afternoon. Highs 78 to 84. Southwest winds 10 to 15 mph in
the afternoon.
.TONIGHT...Partly cloudy. A 10 percent chance of thunderstorms in
the evening. Lows in the lower 50s.
.THURSDAY...Mostly sunny. Highs in the lower to mid 80s.
.THURSDAY NIGHT...Partly cloudy. Lows in the lower to mid 50s.
.FRIDAY...Mostly sunny. Highs in the mid to upper 80s.
.FRIDAY NIGHT...Partly cloudy. Lows in the mid 50s.
.SATURDAY AND SATURDAY NIGHT...Mostly clear. Highs near 90. Lows
in the 50s.
.SUNDAY AND SUNDAY NIGHT...Partly cloudy. Highs in the mid to
upper 80s. Lows in the mid 50s.
.MEMORIAL DAY...Partly cloudy with a 10 percent chance of
thunderstorms. Highs in the lower to mid 80s.
.MONDAY NIGHT...Mostly cloudy. Lows in the lower 50s.
.TUESDAY...Partly cloudy with a 10 percent chance of
thunderstorms. Highs in the mid 70s to lower 80s.

$$

COZ038-240315-
Larimer County Below 6000 Feet/Northwest Weld County-
including Fort Collins, Hereford, Loveland, and Nunn
413 AM MDT Wed May 23 2018

.TODAY...Partly cloudy. A 10 percent chance of thunderstorms in
the afternoon. Highs 75 to 81. South winds 10 to 15 mph in the
afternoon.
.TONIGHT...Partly cloudy. A 10 percent chance of thunderstorms in
the evening. Lows around 50.
.THURSDAY...Mostly sunny. Highs 79 to 85.
.THURSDAY NIGHT...Partly cloudy. Lows near 50.
.FRIDAY...Mostly sunny. Highs 81 to 87.
.FRIDAY NIGHT AND SATURDAY...Mostly clear. Lows in the lower to
mid 50s. Highs 84 to 90.
.SATURDAY NIGHT AND SUNDAY...Partly cloudy. Lows in the lower to
mid 50s. Highs 81 to 87.
.SUNDAY NIGHT...Mostly cloudy with a 20 percent chance of
thunderstorms. Lows in the lower to mid 50s.
.MEMORIAL DAY...Partly cloudy with a 20 percent chance of
thunderstorms. Highs 77 to 83.
.MONDAY NIGHT...Mostly cloudy with a chance of rain showers and
slight chance of thunderstorms. Lows near 50. Chance of
precipitation 30 percent.
.TUESDAY...Partly cloudy with a 10 percent chance of
thunderstorms. Highs 72 to 78.

$$

COZ041-240315-
Elbert/Central and East Douglas Counties Above 6000 Feet-
including Castle Rock, Elbert, Fondis, Kiowa, and Larkspur
413 AM MDT Wed May 23 2018

.TODAY...Partly cloudy. A 10 percent chance of thunderstorms late
in the afternoon. Highs 75 to 83. South winds 15 to 25 mph.
.TONIGHT...Partly cloudy. A 10 percent chance of thunderstorms in
the evening. Lows in the upper 40s. South winds 10 to 15 mph with
gusts to around 25 mph in the evening becoming light.
.THURSDAY...Partly cloudy. Highs 78 to 84.
.THURSDAY NIGHT...Partly cloudy. Lows near 50.
.FRIDAY...Mostly sunny. Highs 79 to 87.
.FRIDAY NIGHT...Partly cloudy. Lows in the lower to mid 50s.
.SATURDAY THROUGH SUNDAY NIGHT...Mostly clear. Highs 82 to 92.
Lows 49 to 56.
.Memorial Day AND MONDAY NIGHT...Partly cloudy. Highs 77 to 85.
Lows 47 to 53.
.TUESDAY...Partly cloudy. Highs 73 to 79.

$$

COZ043-045-240315-
Central and South Weld County-
Central and East Adams and Arapahoe Counties-
including Eaton, Fort Lupton, Greeley, Roggen, Bennett, Byers,
Deer Trail, and Leader
413 AM MDT Wed May 23 2018

.TODAY...Partly cloudy. A 10 percent chance of thunderstorms late
in the afternoon. Highs in the lower 80s. South winds 10 to
15 mph with gusts to around 25 mph in the afternoon.
.TONIGHT...Partly cloudy. A 10 percent chance of thunderstorms in
the evening. Lows in the lower 50s.
.THURSDAY...Mostly sunny. Highs in the 80s.
.THURSDAY NIGHT...Partly cloudy. Lows in the lower 50s.
.FRIDAY...Mostly sunny. Highs in the mid to upper 80s.
.FRIDAY NIGHT...Partly cloudy. Lows in the mid 50s.
.SATURDAY...Mostly sunny. Highs in the lower 90s.
.SATURDAY NIGHT THROUGH SUNDAY NIGHT...Partly cloudy. Lows in the
mid 50s. Highs in the mid 80s to lower 90s.
.MEMORIAL DAY...Partly cloudy with a 10 percent chance of
thunderstorms. Highs in the lower to mid 80s.
.MONDAY NIGHT...Mostly cloudy with a 10 percent chance of
thunderstorms. Lows in the lower 50s.
.TUESDAY...Partly cloudy with a 10 percent chance of
thunderstorms. Highs near 80.

$$

COZ042-044-240315-
Northeast Weld County-Morgan County-
including Briggsdale, Grover, Pawnee Buttes, Raymer, Stoneham,
Brush, Fort Morgan, Goodrich, and Wiggins
413 AM MDT Wed May 23 2018

.TODAY...Partly cloudy. A 20 percent chance of thunderstorms late
in the afternoon. Highs 79 to 85. South winds 10 to 15 mph in the
afternoon.
.TONIGHT...Partly cloudy. A 20 percent chance of thunderstorms in
the evening. Lows in the lower 50s.
.THURSDAY...Mostly sunny. Highs in the lower to mid 80s.
.THURSDAY NIGHT...Partly cloudy. Lows in the lower 50s.
.FRIDAY...Mostly sunny. Highs in the mid to upper 80s.
.FRIDAY NIGHT AND SATURDAY...Mostly clear. Lows in the mid 50s.
Highs 87 to 93.
.SATURDAY NIGHT THROUGH MEMORIAL DAY...Partly cloudy. Lows in the
50s. Highs 81 to 91.
.MONDAY NIGHT...Mostly cloudy with a 20 percent chance of
thunderstorms. Lows in the lower to mid 50s.
.TUESDAY...Partly cloudy with a 20 percent chance of
thunderstorms. Highs near 80.

$$

COZ048>051-240315-
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
413 AM MDT Wed May 23 2018

.TODAY...Partly cloudy. A 20 percent chance of thunderstorms late
in the afternoon. Highs in the lower to mid 80s. South winds
10 to 15 mph increasing to 20 to 25 mph in the afternoon.
.TONIGHT...Mostly cloudy with a 20 percent chance of
thunderstorms in the evening, then partly cloudy after midnight.
Lows in the lower to mid 50s. South winds 10 to 20 mph.
.THURSDAY...Mostly sunny. Highs in the 80s.
.THURSDAY NIGHT...Partly cloudy. Lows in the lower 50s.
.FRIDAY...Mostly sunny. Highs in the mid to upper 80s.
.FRIDAY NIGHT THROUGH SATURDAY NIGHT...Mostly clear. Lows in the
mid 50s. Highs near 90.
.SUNDAY...Partly cloudy with a 10 percent chance of
thunderstorms. Highs in the mid 80s to lower 90s.
.SUNDAY NIGHT...Partly cloudy. Lows in the mid to upper 50s.
.MEMORIAL DAY...Partly cloudy with a 10 percent chance of
thunderstorms. Highs in the mid 80s.
.MONDAY NIGHT AND TUESDAY...Partly cloudy with a 20 percent
chance of thunderstorms. Lows in the mid 50s. Highs near 80.

$$

COZ046-240315-
North and Northeast Elbert County Below 6000 Feet/North Lincoln
County-
including Agate, Hugo, Limon, and Matheson
413 AM MDT Wed May 23 2018

.TODAY...Partly cloudy. A 10 percent chance of thunderstorms late
in the afternoon. Highs in the lower 80s. South winds 15 to
25 mph.
.TONIGHT...Partly cloudy. A 10 percent chance of thunderstorms in
the evening. Lows in the lower 50s. Southwest winds 10 to 20 mph.
Gusts up to 30 mph in the evening.
.THURSDAY...Mostly sunny. Highs in the lower to mid 80s.
.THURSDAY NIGHT...Partly cloudy. Lows in the lower 50s.
.FRIDAY...Mostly sunny. Highs in the lower to mid 80s.
.FRIDAY NIGHT...Partly cloudy. Lows in the lower 50s.
.SATURDAY AND SATURDAY NIGHT...Mostly clear. Highs near 90. Lows
in the mid 50s.
.SUNDAY...Partly cloudy with a 10 percent chance of
thunderstorms. Highs in the mid to upper 80s.
.SUNDAY NIGHT AND Memorial Day...Mostly clear. Lows in the lower
50s. Highs in the lower to mid 80s.
.MONDAY NIGHT...Partly cloudy. Lows in the lower 50s.
.TUESDAY...Partly cloudy with a 10 percent chance of
thunderstorms. Highs in the mid to upper 70s.

$$

COZ047-240315-
Southeast Elbert County Below 6000 Feet/South Lincoln County-
including Forder, Karval, Kutch, and Punkin Center
413 AM MDT Wed May 23 2018

.TODAY...Partly cloudy. A 10 percent chance of thunderstorms late
in the afternoon. Highs in the mid 80s. South winds 15 to 25 mph.
.TONIGHT...Mostly cloudy with a 10 percent chance of
thunderstorms in the evening, then partly cloudy after midnight.
Lows in the lower to mid 50s. South winds 10 to 20 mph with gusts
to around 30 mph in the evening becoming light.
.THURSDAY...Mostly sunny. Highs in the upper 80s.
.THURSDAY NIGHT...Mostly clear. Lows in the lower to mid 50s.
.FRIDAY...Mostly sunny. Highs in the upper 80s.
.FRIDAY NIGHT THROUGH SUNDAY NIGHT...Mostly clear. Lows in the
mid to upper 50s. Highs near 90.
.MEMORIAL DAY...Mostly sunny. Highs in the mid to upper 80s.
.MONDAY NIGHT...Partly cloudy. Lows in the lower to mid 50s.
.TUESDAY...Partly cloudy with a 10 percent chance of
thunderstorms. Highs in the lower to mid 80s.

$$

COZ035-036-240315-
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
413 AM MDT Wed May 23 2018

.TODAY...Partly cloudy. A 10 percent chance of thunderstorms in
the afternoon. Highs 64 to 74. Southwest winds 10 to 15 mph in
the afternoon.
.TONIGHT...Mostly clear. Lows 41 to 49.
.THURSDAY...Partly cloudy. Highs 67 to 77.
.THURSDAY NIGHT...Partly cloudy. Lows 41 to 51.
.FRIDAY...Mostly sunny. Highs 70 to 80.
.FRIDAY NIGHT...Partly cloudy. Lows 43 to 53.
.SATURDAY...Mostly sunny. Highs 74 to 84.
.SATURDAY NIGHT...Partly cloudy. Lows 43 to 53.
.SUNDAY AND SUNDAY NIGHT...Partly cloudy with a 10 percent chance
of thunderstorms. Highs 71 to 81. Lows 41 to 51.
.MEMORIAL DAY...Partly cloudy with a 30 percent chance of
thunderstorms. Highs 67 to 77.
.MONDAY NIGHT AND TUESDAY...Mostly cloudy with a 20 percent
chance of thunderstorms. Lows 40 to 50. Highs 63 to 73.

$$

COZ030-240315-
Jackson County Below 9000 Feet-
including Gould, North Park, Rand, Spicer, and Walden
413 AM MDT Wed May 23 2018

.TODAY...Partly cloudy in the morning, then mostly cloudy with a
10 percent chance of thunderstorms early in the afternoon. Mostly
cloudy late in the afternoon. Highs in the 60s. Southwest winds
10 to 15 mph in the afternoon.
.TONIGHT...Partly cloudy. Lows in the upper 30s.
.THURSDAY...Mostly sunny. Highs in the mid 60s to lower 70s. West
winds 10 to 15 mph in the afternoon.
.THURSDAY NIGHT...Mostly clear. Lows 33 to 39.
.FRIDAY...Mostly sunny. Highs in the lower to mid 70s.
.FRIDAY NIGHT AND SATURDAY...Mostly clear. Lows 35 to 41. Highs
in the 70s.
.SATURDAY NIGHT...Partly cloudy. Lows 35 to 41.
.SUNDAY...Partly cloudy with a 20 percent chance of
thunderstorms. Highs in the lower to mid 70s.
.SUNDAY NIGHT...Mostly cloudy with a 10 percent chance of
thunderstorms. Lows 33 to 39.
.MEMORIAL DAY...Partly cloudy with a 20 percent chance of
thunderstorms. Highs near 70.
.MONDAY NIGHT AND TUESDAY...Mostly cloudy with a 10 percent
chance of thunderstorms. Lows 33 to 39. Highs in the mid to upper
60s.

$$

COZ032-240315-
Grand and Summit Counties Below 9000 Feet-
including Dillon, Fraser, Granby, Grand Lake,
Hot Sulphur Springs, and Kremmling
413 AM MDT Wed May 23 2018

.TODAY...Partly cloudy. A 10 percent chance of thunderstorms in
the afternoon. Highs 62 to 72. Southwest winds 10 to 15 mph in
the afternoon.
.TONIGHT...Partly cloudy. Lows in the upper 30s.
.THURSDAY...Mostly sunny. Highs 66 to 76.
.THURSDAY NIGHT...Mostly clear. Lows in the mid 30s to lower 40s.
.FRIDAY...Mostly sunny. Highs 71 to 81.
.FRIDAY NIGHT AND SATURDAY...Mostly clear. Lows 36 to 42. Highs
74 to 84.
.SATURDAY NIGHT THROUGH SUNDAY NIGHT...Partly cloudy. Lows 35 to
43. Highs 71 to 81.
.MEMORIAL DAY...Partly cloudy with a 10 percent chance of
thunderstorms. Highs 67 to 77.
.MONDAY NIGHT AND TUESDAY...Mostly cloudy with a 10 percent
chance of thunderstorms. Lows 35 to 41. Highs 66 to 74.

$$

COZ037-240315-
Central and Southeast Park County-
including Fairplay, Hartsel, Lake George, and South Park
413 AM MDT Wed May 23 2018

.TODAY...Partly cloudy. A 10 percent chance of thunderstorms
early in the afternoon. Highs 61 to 67. Southwest winds 10 to
20 mph with gusts to around 30 mph in the afternoon.
.TONIGHT...Mostly clear. Lows 35 to 41.
.THURSDAY...Mostly sunny. Highs 66 to 72.
.THURSDAY NIGHT...Partly cloudy. Lows 35 to 43.
.FRIDAY...Mostly sunny. Highs 69 to 75.
.FRIDAY NIGHT...Partly cloudy. Lows 36 to 44.
.SATURDAY THROUGH SUNDAY...Mostly clear. Highs 69 to 78. Lows
37 to 45.
.SUNDAY NIGHT AND Memorial Day...Partly cloudy. Lows 35 to 43.
Highs 66 to 72.
.MONDAY NIGHT AND TUESDAY...Partly cloudy with a 10 percent
chance of thunderstorms. Lows 34 to 42. Highs 63 to 69.

$$

COZ033-034-240315-
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
413 AM MDT Wed May 23 2018

.TODAY...Partly cloudy. Slight chance of thunderstorms and snow
showers early in the afternoon. Slight chance of thunderstorms
late in the afternoon. Highs 51 to 61. Southwest winds 10 to
15 mph in the afternoon. Chance of precipitation 20 percent.
.TONIGHT...Mostly clear. Lows 34 to 40. West winds 10 to 15 mph
in the evening becoming light.
.THURSDAY...Mostly sunny. A 10 percent chance of thunderstorms in
the afternoon. Highs 54 to 64.
.THURSDAY NIGHT...Mostly clear. Lows 34 to 42.
.FRIDAY...Mostly sunny with a 10 percent chance of thunderstorms.
Highs 59 to 69.
.FRIDAY NIGHT AND SATURDAY...Mostly clear. Lows 36 to 44. Highs
61 to 71.
.SATURDAY NIGHT...Partly cloudy. Lows 36 to 44.
.SUNDAY...Partly cloudy with a 10 percent chance of
thunderstorms. Highs 59 to 69.
.SUNDAY NIGHT...Partly cloudy with a 10 percent chance of
thunderstorms and snow showers. Lows 34 to 42.
.MEMORIAL DAY...Partly cloudy with a chance of thunderstorms and
slight chance of snow showers. Highs 55 to 65. Chance of
precipitation 30 percent.
.MONDAY NIGHT...Mostly cloudy with a chance of rain showers,
slight chance of thunderstorms and snow showers. Lows 33 to 41.
Chance of precipitation 30 percent.
.TUESDAY...Mostly cloudy with a chance of thunderstorms and
slight chance of snow showers. Highs 53 to 63. Chance of
precipitation 30 percent.

$$

COZ031-240315-
West Jackson and West Grand Counties Above 9000 Feet-
including East Slopes Park and Northern Gore Ranges, Gore Pass,
and Rabbit Ears Pass
413 AM MDT Wed May 23 2018

.TODAY...Partly cloudy in the morning, then mostly cloudy with a
10 percent chance of thunderstorms in the afternoon. Highs 52 to
62. Southwest winds 10 to 15 mph in the afternoon.
.TONIGHT...Partly cloudy. Lows in the upper 30s. Southwest winds
10 to 15 mph in the evening becoming light.
.THURSDAY...Partly cloudy. Highs 56 to 66. West winds 10 to
15 mph in the afternoon.
.THURSDAY NIGHT...Mostly clear. Lows 35 to 41.
.FRIDAY...Mostly sunny. Highs 61 to 71.
.FRIDAY NIGHT AND SATURDAY...Mostly clear. Lows 37 to 43. Highs
62 to 72.
.SATURDAY NIGHT...Partly cloudy with a 10 percent chance of
thunderstorms. Lows 37 to 43.
.SUNDAY...Partly cloudy with a 30 percent chance of
thunderstorms. Highs 59 to 69.
.SUNDAY NIGHT...Partly cloudy with a 20 percent chance of
thunderstorms. Lows 34 to 40.
.MEMORIAL DAY...Partly cloudy with a 30 percent chance of
thunderstorms. Highs 57 to 67.
.MONDAY NIGHT AND TUESDAY...Mostly cloudy with a 20 percent
chance of thunderstorms. Lows in the mid to upper 30s. Highs
54 to 64.

$$



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