Zone Forecast Product
Issued by NWS Denver/Boulder, CO

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FPUS55 KBOU 081848
ZFPBOU

Zone Forecast Product for Northeast Colorado
National Weather Service Denver/Boulder CO
1248 PM MDT Mon Jun 8 2026

COZ038>040-090900-
Larimer County Below 6000 Feet/Northwest Weld County-
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 Fort Collins, Hereford, Loveland, Nunn, Arvada,
Boulder, Golden, Lakewood, Longmont, Aurora, Brighton,
City of Denver, Denver International Airport, Highlands Ranch,
Littleton, and Parker
1248 PM MDT Mon Jun 8 2026

.REST OF TODAY...Mostly cloudy. Chance of showers and slight
chance of thunderstorms early in the afternoon, then a chance of
thunderstorms late in the afternoon. Some thunderstorms may be
severe with damaging winds, large hail, and tornadoes late in the
afternoon. Highs 79 to 85. Southeast winds 10 to 15 mph with
gusts up to 25 mph. Chance of rain 40 percent.
.TONIGHT...Partly cloudy. Slight chance of thunderstorms early in
the evening. Lows 51 to 57. Southeast winds 10 to 15 mph with
gusts up to 25 mph in the evening, becoming light. Chance of
precipitation 10 percent.
.TUESDAY...Partly cloudy. Highs 87 to 93. Southwest winds 15 to
25 mph with gusts up to 35 mph.
.TUESDAY NIGHT...Mostly clear. Lows in the mid to upper 50s. West
winds 15 to 25 mph in the evening, becoming light. Gusts up to
35 mph.
.WEDNESDAY...Mostly sunny. Highs 82 to 90. West winds 20 to
25 mph with gusts up to 40 mph.
.WEDNESDAY NIGHT...Mostly clear. Lows 48 to 56. Northwest winds
20 to 25 mph with gusts up to 40 mph.
.THURSDAY...Sunny. Highs 80 to 86.
.THURSDAY NIGHT...Mostly clear. Lows 47 to 55.
.FRIDAY...Sunny. Highs in the mid to upper 80s.
.FRIDAY NIGHT AND SATURDAY...Mostly clear. Lows 52 to 58. Highs
82 to 88.
.SATURDAY NIGHT...Partly cloudy with a chance of showers and
slight chance of thunderstorms. Lows 49 to 57. Chance of rain
30 percent.
.SUNDAY...Mostly cloudy with a 40 percent chance of
thunderstorms. Highs 70 to 76.
.SUNDAY NIGHT...Mostly cloudy with a chance of showers and slight
chance of thunderstorms. Lows 44 to 52. Chance of rain
40 percent.
.MONDAY...Mostly cloudy with a 30 percent chance of
thunderstorms. Highs in the lower to mid 70s.

$$

COZ041-090900-
Elbert/Central and East Douglas Counties Above 6000 Feet-
Including Castle Rock, Elbert, Fondis, Kiowa, and Larkspur
1248 PM MDT Mon Jun 8 2026

.REST OF TODAY...Mostly cloudy. Chance of thunderstorms. Some
thunderstorms may be severe with damaging winds, large hail, and
tornadoes late in the afternoon. Highs near 80. Southeast winds
10 to 15 mph with gusts up to 25 mph. Chance of precipitation
40 percent.
.TONIGHT...Mostly cloudy with a slight chance of thunderstorms
early in the evening, then partly cloudy overnight. Lows in the
lower to mid 50s. South winds 10 to 15 mph with gusts up to
20 mph. Chance of precipitation 20 percent.
.TUESDAY...Partly cloudy. Windy. Highs 84 to 90. Southwest winds
20 to 30 mph with gusts up to 40 mph.
.TUESDAY NIGHT...Mostly clear. Lows in the lower to mid 50s.
Southwest winds 10 to 15 mph with gusts up to 35 mph in the
evening, becoming light.
.WEDNESDAY...Mostly sunny. Highs in the 80s. West winds 10 to
15 mph with gusts up to 30 mph.
.WEDNESDAY NIGHT...Mostly clear. Lows 47 to 53. Northwest winds
10 to 15 mph with gusts up to 30 mph.
.THURSDAY AND THURSDAY NIGHT...Mostly clear. Highs 75 to 81. Lows
46 to 52.
.FRIDAY...Sunny. Highs 79 to 85.
.FRIDAY NIGHT...Mostly clear. Lows in the lower to mid 50s.
.SATURDAY...Mostly sunny with a 20 percent chance of
thunderstorms. Highs 78 to 84.
.SATURDAY NIGHT...Partly cloudy with a chance of showers and
slight chance of thunderstorms. Lows 48 to 54. Chance of rain
30 percent.
.SUNDAY...Mostly cloudy with a 50 percent chance of
thunderstorms. Highs near 70.
.SUNDAY NIGHT AND MONDAY...Mostly cloudy with a 40 percent chance
of thunderstorms. Lows 43 to 49. Highs 65 to 71.

$$

COZ042>045-090900-
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
1248 PM MDT Mon Jun 8 2026

.REST OF TODAY...Mostly cloudy. Slight chance of showers early in
the afternoon, then a chance of thunderstorms late in the
afternoon. Some thunderstorms may be severe with damaging winds,
large hail, and tornadoes. Highs in the lower to mid 80s.
Southeast winds 10 to 15 mph with gusts up to 25 mph. Chance of
rain 50 percent.
.TONIGHT...Mostly cloudy with a slight chance of thunderstorms
early in the evening, then partly cloudy overnight. Some
thunderstorms may produce damaging winds, large hail, and
tornadoes early in the evening. Lows in the lower to mid 50s.
Southeast winds 10 to 15 mph with gusts up to 25 mph in the
evening, becoming light. Chance of precipitation 20 percent.
.TUESDAY...Partly cloudy in the morning, then mostly cloudy with
a slight chance of showers in the afternoon. Highs in the lower
to mid 90s. Southwest winds 15 to 25 mph. Gusts up to 40 mph in
the afternoon. Chance of rain 10 percent.
.TUESDAY NIGHT...Partly cloudy. Lows in the 50s. West winds 10 to
20 mph in the evening, becoming light. Gusts up to 35 mph.
.WEDNESDAY...Mostly sunny. Highs 86 to 92. West winds 10 to
20 mph with gusts up to 35 mph.
.WEDNESDAY NIGHT...Mostly clear. Lows near 50. North winds 15 to
25 mph with gusts up to 40 mph.
.THURSDAY...Sunny. Highs in the lower to mid 80s.
.THURSDAY NIGHT...Mostly clear. Lows near 50.
.FRIDAY...Sunny. Highs in the mid 80s to lower 90s.
.FRIDAY NIGHT AND SATURDAY...Mostly clear. Lows in the lower to
mid 50s. Highs in the mid to upper 80s.
.SATURDAY NIGHT...Partly cloudy with a chance of showers and
slight chance of thunderstorms. Lows near 50. Chance of rain
30 percent.
.SUNDAY...Mostly cloudy with a 30 percent chance of
thunderstorms. Highs in the lower to mid 70s.
.SUNDAY NIGHT...Mostly cloudy with a chance of showers and slight
chance of thunderstorms. Lows in the mid 40s to lower 50s. Chance
of rain 30 percent.
.MONDAY...Partly cloudy with a 20 percent chance of
thunderstorms. Highs in the lower to mid 70s.

$$

COZ046-047-090900-
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
1248 PM MDT Mon Jun 8 2026

.REST OF TODAY...Partly cloudy. Slight chance of thunderstorms
late in the afternoon. Some thunderstorms may be severe with
damaging winds, large hail, and tornadoes. Highs 83 to 89.
Southeast winds 10 to 15 mph with gusts up to 30 mph. Chance of
precipitation 20 percent.
.TONIGHT...Mostly cloudy. Chance of thunderstorms early in the
evening. Some thunderstorms may be severe with damaging winds,
large hail, and tornadoes. Lows in the lower to mid 50s.
Southeast winds 10 to 15 mph. Chance of precipitation 30 percent.
.TUESDAY...Partly cloudy. Very windy. Highs 88 to 94. Southwest
winds 10 to 20 mph with gusts up to 35 mph, increasing to 25 to
35 mph with gusts up to 45 mph in the afternoon.
.TUESDAY NIGHT...Mostly clear. Lows in the 50s. Southwest winds
15 to 25 mph with gusts up to 45 mph, becoming west 10 to 15 mph
with gusts up to 20 mph after midnight.
.WEDNESDAY...Mostly sunny. Highs 87 to 93. South winds 10 to
20 mph with gusts up to 35 mph.
.WEDNESDAY NIGHT...Mostly clear. Lows 48 to 54. North winds 10 to
20 mph with gusts up to 45 mph.
.THURSDAY...Sunny. Highs 77 to 83.
.THURSDAY NIGHT THROUGH FRIDAY NIGHT...Mostly clear. Lows 48 to
56. Highs in the 80s.
.SATURDAY...Mostly sunny with a 20 percent chance of
thunderstorms. Highs 82 to 88.
.SATURDAY NIGHT...Partly cloudy with a chance of showers and
slight chance of thunderstorms. Lows near 50. Chance of rain
30 percent.
.SUNDAY...Mostly cloudy with a 30 percent chance of
thunderstorms. Highs in the lower to mid 70s.
.SUNDAY NIGHT...Mostly cloudy with a 40 percent chance of
thunderstorms. Lows in the mid to upper 40s.
.MONDAY...Mostly cloudy with a 30 percent chance of
thunderstorms. Highs in the lower to mid 70s.

$$

COZ048>051-090900-
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
1248 PM MDT Mon Jun 8 2026

.REST OF TODAY...Mostly cloudy. Slight chance of thunderstorms
late in the afternoon. Some thunderstorms may be severe with
damaging winds, large hail, and tornadoes. Highs in the lower to
mid 80s. East winds 10 to 15 mph with gusts up to 25 mph. Chance
of precipitation 20 percent.
.TONIGHT...Mostly cloudy. Chance of thunderstorms early in the
evening, then a slight chance of thunderstorms during the late
evening hours. Some thunderstorms may be severe with damaging
winds, large hail, and tornadoes early in the evening. Lows in
the mid 50s. Southeast winds 10 to 15 mph. Chance of
precipitation 50 percent.
.TUESDAY...Partly cloudy. Slight chance of thunderstorms in the
afternoon. Windy, warmer. Highs in the 90s. South winds 10 to
15 mph with gusts up to 30 mph, increasing to southwest 20 to
30 mph with gusts up to 40 mph in the afternoon. Chance of
precipitation 20 percent.
.TUESDAY NIGHT...Mostly cloudy with a slight chance of
thunderstorms in the evening, then partly cloudy after midnight.
Lows in the mid to upper 50s. Southwest winds 20 to 25 mph with
gusts up to 35 mph, becoming northwest 10 to 15 mph with gusts up
to 25 mph after midnight. Chance of precipitation 10 percent.
.WEDNESDAY...Mostly sunny. Highs in the upper 80s. West winds
15 to 25 mph with gusts up to 40 mph.
.WEDNESDAY NIGHT...Partly cloudy with a 10 percent chance of
showers. Lows in the lower 50s. North winds 20 to 25 mph with
gusts up to 35 mph.
.THURSDAY...Sunny. Highs in the lower to mid 80s.
.THURSDAY NIGHT...Mostly clear. Lows in the lower 50s.
.FRIDAY...Sunny. Highs near 90.
.FRIDAY NIGHT AND SATURDAY...Mostly clear. Lows in the mid 50s.
Highs in the 80s.
.SATURDAY NIGHT...Partly cloudy with a chance of showers and
slight chance of thunderstorms. Lows in the lower 50s. Chance of
rain 30 percent.
.SUNDAY AND SUNDAY NIGHT...Mostly cloudy with a chance of showers
and slight chance of thunderstorms. Highs in the lower to mid
70s. Lows in the upper 40s. Chance of rain 30 percent.
.MONDAY...Partly cloudy with a 20 percent chance of
thunderstorms. Highs in the lower to mid 70s.

$$

COZ035-090900-
Larimer and Boulder Counties Between 6000 and 9000 Feet-
Including Estes Park, Glendevey, Nederland, and Red Feather Lakes
1248 PM MDT Mon Jun 8 2026

.REST OF TODAY...Mostly cloudy with a 30 percent chance of
thunderstorms. Highs 70 to 76. South winds 10 to 15 mph with
gusts up to 20 mph.
.TONIGHT...Partly cloudy. Lows 45 to 53.
.TUESDAY...Partly cloudy. Highs 74 to 84. Southwest winds 15 to
25 mph with gusts up to 35 mph.
.TUESDAY NIGHT...Mostly clear. Lows 45 to 55. West winds 20 to
25 mph, diminishing to 10 to 15 mph after midnight. Gusts up to
35 mph.
.WEDNESDAY AND WEDNESDAY NIGHT...Mostly clear. Windy. Highs 70 to
80. Lows 40 to 50. West winds 20 to 30 mph with gusts up to
45 mph.
.THURSDAY THROUGH FRIDAY...Clear. Highs 71 to 81. Lows 38 to 48.
.FRIDAY NIGHT...Clear. Lows 43 to 53.
.SATURDAY...Mostly sunny. Highs 71 to 81.
.SATURDAY NIGHT...Partly cloudy with a chance of showers and
slight chance of thunderstorms. Lows 42 to 52. Chance of rain
30 percent.
.SUNDAY...Mostly cloudy with a 50 percent chance of
thunderstorms. Highs 61 to 69.
.SUNDAY NIGHT...Mostly cloudy with a chance of rain showers and
slight chance of thunderstorms. Lows 37 to 47. Chance of rain
30 percent.
.MONDAY...Mostly cloudy with a 40 percent chance of
thunderstorms. Highs 60 to 70.

$$

COZ036-090900-
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
1248 PM MDT Mon Jun 8 2026

.REST OF TODAY...Mostly cloudy with a 30 percent chance of
thunderstorms. Highs 70 to 80. South winds 10 to 15 mph with
gusts up to 20 mph.
.TONIGHT...Partly cloudy. Lows 48 to 56.
.TUESDAY...Partly cloudy. Windy. Highs 76 to 86. Southwest winds
10 to 20 mph, increasing to 20 to 30 mph in the afternoon. Gusts
up to 40 mph.
.TUESDAY NIGHT...Mostly clear. Lows 46 to 56. West winds 10 to
15 mph with gusts up to 35 mph in the evening, becoming light.
.WEDNESDAY AND WEDNESDAY NIGHT...Mostly clear. Highs 75 to 85.
Lows 43 to 53. West winds 10 to 20 mph with gusts up to 40 mph.
.THURSDAY THROUGH FRIDAY...Mostly clear. Highs 73 to 83. Lows
41 to 51.
.FRIDAY NIGHT...Mostly clear. Lows 46 to 56.
.SATURDAY...Mostly sunny with a 20 percent chance of
thunderstorms. Highs 72 to 82.
.SATURDAY NIGHT...Partly cloudy with a chance of showers and
slight chance of thunderstorms. Lows 45 to 55. Chance of rain
30 percent.
.SUNDAY...Thunderstorms likely. Highs 63 to 73. Chance of
precipitation 60 percent.
.SUNDAY NIGHT AND MONDAY...Mostly cloudy with a 50 percent chance
of thunderstorms. Lows 41 to 51. Highs 62 to 72.

$$

COZ030-032-090900-
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
1248 PM MDT Mon Jun 8 2026

.REST OF TODAY...Partly cloudy. Highs 71 to 77. Southwest winds
10 to 20 mph with gusts up to 30 mph.
.TONIGHT...Mostly clear. Lows 39 to 45. South winds 10 to 15 mph.
.TUESDAY...Partly cloudy. Very windy. Highs 70 to 76. Southwest
winds 15 to 25 mph, increasing to 25 to 35 mph in the afternoon.
Gusts up to 45 mph.
.TUESDAY NIGHT...Mostly cloudy in the evening then clearing. A
10 percent chance of showers. Lows 36 to 44. West winds 15 to
25 mph. Gusts up to 45 mph in the evening.
.WEDNESDAY AND WEDNESDAY NIGHT...Mostly clear. Very windy. Highs
67 to 73. Lows 32 to 38. West winds 25 to 35 mph with gusts up to
55 mph.
.THURSDAY THROUGH FRIDAY...Clear. Highs 68 to 78. Lows 31 to 39.
.FRIDAY NIGHT...Clear. Lows 36 to 44.
.SATURDAY AND SATURDAY NIGHT...Mostly clear. Highs 71 to 79. Lows
37 to 43.
.SUNDAY...Partly cloudy with a 30 percent chance of
thunderstorms. Highs 65 to 75.
.SUNDAY NIGHT...Partly cloudy with a 20 percent chance of rain
showers. Lows 32 to 40.
.MONDAY...Partly cloudy with a 20 percent chance of
thunderstorms. Highs 63 to 71.

$$

COZ037-090900-
Central and Southeast Park County-
Including Fairplay, Hartsel, Lake George, and South Park
1248 PM MDT Mon Jun 8 2026

.REST OF TODAY...Mostly cloudy. Slight chance of thunderstorms
late in the afternoon. Highs 69 to 75. Southwest winds 10 to
20 mph with gusts up to 30 mph. Chance of precipitation
10 percent.
.TONIGHT...Partly cloudy. Lows 41 to 47. Southwest winds 10 to
15 mph with gusts up to 25 mph in the evening, becoming light.
.TUESDAY...Partly cloudy. Very windy. Highs 69 to 77. Southwest
winds 25 to 35 mph with gusts up to 45 mph.
.TUESDAY NIGHT...Mostly clear. Windy. Lows 41 to 47. West winds
20 to 30 mph with gusts up to 45 mph, diminishing to 10 to 15 mph
with gusts up to 25 mph after midnight.
.WEDNESDAY AND WEDNESDAY NIGHT...Clear, windy. Highs 69 to 77.
Lows 38 to 44. West winds 20 to 30 mph with gusts up to 50 mph.
.THURSDAY...Sunny. Highs 70 to 78.
.THURSDAY NIGHT...Mostly clear. Lows near 40.
.FRIDAY...Sunny. Highs 72 to 80.
.FRIDAY NIGHT...Mostly clear. Lows 41 to 47.
.SATURDAY...Mostly sunny with a 10 percent chance of
thunderstorms. Highs 71 to 79.
.SATURDAY NIGHT...Partly cloudy with a 10 percent chance of
thunderstorms. Lows 40 to 46.
.SUNDAY...Partly cloudy with a 40 percent chance of
thunderstorms. Highs 65 to 73.
.SUNDAY NIGHT AND MONDAY...Mostly cloudy with a 40 percent chance
of thunderstorms. Lows near 40. Highs 64 to 70.

$$

COZ031-033-090900-
West Jackson and West Grand Counties Above 9000 Feet-
South and East Jackson/Larimer/North and Northeast Grand/
Northwest Boulder Counties Above 9000 Feet-
Including Mt Zirkel, Cameron Pass,
Laramie and Medicine Bow Mountains, Rabbit Ears Range,
Rocky Mountain National Park, and Willow Creek Pass
1248 PM MDT Mon Jun 8 2026

.REST OF TODAY...Partly cloudy with a 10 percent chance of
thunderstorms. Highs 61 to 71. Southwest winds 10 to 20 mph with
gusts up to 30 mph.
.TONIGHT...Mostly clear. Lows 39 to 47. Southwest winds 10 to
15 mph with gusts up to 30 mph.
.TUESDAY...Partly cloudy. Windy. Highs 62 to 72. Southwest winds
20 to 30 mph with gusts up to 45 mph.
.TUESDAY NIGHT...Mostly cloudy with a chance of rain showers in
the evening, then partly cloudy with a slight chance of rain
showers after midnight. Lows 34 to 44. West winds 15 to 25 mph.
Gusts up to 40 mph in the evening. Chance of rain 40 percent.
.WEDNESDAY AND WEDNESDAY NIGHT...Mostly clear. Windy. Highs 59 to
69. Lows 30 to 38. West winds 20 to 30 mph with gusts up to
55 mph.
.THURSDAY AND THURSDAY NIGHT...Clear. Highs 57 to 67. Lows 30 to
40.
.FRIDAY AND FRIDAY NIGHT...Clear. Highs 62 to 72. Lows 35 to 45.
.SATURDAY...Mostly sunny. Highs 62 to 72.
.SATURDAY NIGHT...Partly cloudy with a 10 percent chance of
thunderstorms. Lows 34 to 44.
.SUNDAY...Partly cloudy with a 50 percent chance of
thunderstorms. Highs 56 to 66.
.SUNDAY NIGHT...Partly cloudy with a 10 percent chance of
thunderstorms. Lows 31 to 41.
.MONDAY...Partly cloudy with a 40 percent chance of
thunderstorms. Highs 54 to 64.

$$

COZ034-090900-
South and Southeast Grand/West Central and Southwest Boulder/
Gilpin/Clear Creek/Summit/North and West Park Counties Above
9000 Feet-
Including Berthoud Pass, Breckenridge,
East Slopes Mosquito Range, East Slopes Southern Gore Range,
Eisenhower Tunnel, Indian Peaks, Kenosha Mountains,
Mount Blue Sky, Williams Fork Mountains, and Winter Park
1248 PM MDT Mon Jun 8 2026

.REST OF TODAY...Chance of showers early in the afternoon. Mostly
cloudy with a slight chance of thunderstorms. Highs 59 to 69.
Southwest winds 10 to 15 mph with gusts up to 30 mph. Chance of
rain 30 percent.
.TONIGHT...Mostly clear. Lows 37 to 47. Southwest winds 10 to
15 mph with gusts up to 25 mph.
.TUESDAY...Partly cloudy. Very windy. Highs 60 to 70. Southwest
winds 25 to 35 mph with gusts up to 50 mph.
.TUESDAY NIGHT...Mostly clear. Lows 36 to 46. West winds 15 to
25 mph. Gusts up to 50 mph in the evening.
.WEDNESDAY AND WEDNESDAY NIGHT...Mostly clear. Windy. Highs 59 to
69. Lows 31 to 41. West winds 20 to 30 mph with gusts up to
60 mph.
.THURSDAY THROUGH FRIDAY...Clear. Highs 61 to 71. Lows 31 to 41.
.FRIDAY NIGHT AND SATURDAY...Mostly clear. Lows 36 to 46. Highs
61 to 71.
.SATURDAY NIGHT...Partly cloudy with a 10 percent chance of
thunderstorms. Lows 35 to 45.
.SUNDAY...Partly cloudy with a 30 percent chance of
thunderstorms. Highs 56 to 66.
.SUNDAY NIGHT...Partly cloudy with a chance of rain showers and
slight chance of thunderstorms. Lows 32 to 42. Chance of rain
40 percent.
.MONDAY...Partly cloudy with a chance of thunderstorms and slight
chance of snow showers. Highs 54 to 64. Chance of snow
30 percent.

$$