Zone Forecast Product
Issued by NWS Denver/Boulder, CO
Issued by NWS Denver/Boulder, CO
756 FPUS55 KBOU 170929 ZFPBOU Zone Forecast Product for Northeast Colorado National Weather Service Denver/Boulder CO 329 AM MDT Fri Apr 17 2026 COZ038>040-180300- 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 329 AM MDT Fri Apr 17 2026 ...FREEZE WARNING IN EFFECT FROM 8 PM THIS EVENING TO 8 AM MDT SATURDAY... .TODAY...Snow showers and patchy blowing snow in the morning, then snow showers likely in the afternoon. Snow accumulation up to 1 inch. Highs near 40. North winds 15 to 25 mph with gusts up to 40 mph. .TONIGHT...Partly cloudy. Slight chance of snow showers in the evening. Lows 19 to 27. Northwest winds 10 to 15 mph with gusts up to 35 mph in the evening, becoming light. Chance of snow 20 percent. .SATURDAY...Mostly sunny. Highs 55 to 61. Northwest winds 10 to 15 mph with gusts up to 30 mph. .SATURDAY NIGHT...Mostly clear. Lows 25 to 33. .SUNDAY...Mostly sunny. Warmer. Highs 69 to 74. .SUNDAY NIGHT AND MONDAY...Partly cloudy. Lows 35 to 43. Highs in the mid 70s to lower 80s. .MONDAY NIGHT...Partly cloudy. Lows 41 to 47. .TUESDAY...Mostly sunny. Highs near 80. .TUESDAY NIGHT...Partly cloudy. Lows 45 to 51. .WEDNESDAY...Partly cloudy with a 20 percent chance of thunderstorms. Highs near 80. .WEDNESDAY NIGHT...Mostly cloudy with a 20 percent chance of showers. Lows 43 to 49. .THURSDAY...Mostly cloudy with a 30 percent chance of showers. Highs 67 to 73. $$ COZ041-180300- Elbert/Central and East Douglas Counties Above 6000 Feet- Including Castle Rock, Elbert, Fondis, Kiowa, and Larkspur 329 AM MDT Fri Apr 17 2026 ...FREEZE WARNING IN EFFECT FROM 8 PM THIS EVENING TO 8 AM MDT SATURDAY... .TODAY...Chance of snow showers in the morning, then snow showers and patchy blowing snow in the afternoon. Snow accumulation of 1 to 3 inches. Highs in the mid 30s to lower 40s. North winds 15 to 25 mph with gusts up to 35 mph. .TONIGHT...Partly cloudy. Chance of snow showers in the evening. Lows 16 to 22. Northwest winds 10 to 15 mph with gusts up to 35 mph in the evening, becoming light. Chance of snow 30 percent. .SATURDAY...Mostly sunny. Highs in the lower to mid 50s. Northwest winds 10 to 15 mph in the afternoon. .SATURDAY NIGHT...Mostly clear. Lows in the mid 20s to lower 30s. .SUNDAY...Mostly sunny. Warmer. Highs in the mid 60s to lower 70s. .SUNDAY NIGHT...Mostly clear. Lows near 40. .MONDAY AND MONDAY NIGHT...Partly cloudy. Highs 71 to 77. Lows in the lower to mid 40s. .TUESDAY...Mostly sunny. Highs 74 to 80. .TUESDAY NIGHT...Partly cloudy. Lows in the mid to upper 40s. .WEDNESDAY...Mostly sunny with a 10 percent chance of thunderstorms. Highs 75 to 81. .WEDNESDAY NIGHT AND THURSDAY...Partly cloudy with a 20 percent chance of showers. Lows 41 to 47. Highs 66 to 71. $$ COZ042>045-180300- 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 329 AM MDT Fri Apr 17 2026 ...FREEZE WARNING IN EFFECT FROM 8 PM THIS EVENING TO 8 AM MDT SATURDAY... .TODAY...Windy. Snow showers likely in the morning, then snow showers in the afternoon. Snow accumulation up to 1 inch. Highs near 40. North winds 20 to 30 mph with gusts up to 35 mph. .TONIGHT...Partly cloudy. Slight chance of snow showers in the evening. Lows 18 to 22. Northwest winds 10 to 15 mph with gusts up to 35 mph in the evening, becoming light. Chance of snow 20 percent. .SATURDAY...Mostly sunny. Highs 56 to 62. Northwest winds 10 to 20 mph with gusts up to 30 mph. .SATURDAY NIGHT...Mostly clear. Lows 22 to 30. .SUNDAY...Mostly sunny. Warmer. Highs in the lower to mid 70s. .SUNDAY NIGHT...Mostly clear. Lows 32 to 38. .MONDAY AND MONDAY NIGHT...Partly cloudy. Highs near 80. Lows 39 to 45. .TUESDAY...Mostly sunny. Highs in the lower to mid 80s. .TUESDAY NIGHT...Partly cloudy. Lows 44 to 50. .WEDNESDAY AND WEDNESDAY NIGHT...Partly cloudy with a 20 percent chance of showers. Highs in the lower to mid 80s. Lows in the 40s. .THURSDAY...Partly cloudy with a 20 percent chance of showers. Highs in the lower to mid 70s. $$ COZ046-047-180300- North and Northeast Elbert County Below 6000 Feet/North Lincoln County- Southeast Elbert County Below 6000 Feet/South Lincoln County- Including Agate, Hugo, Limon, Matheson, Forder, Karval, Kutch, and Punkin Center 329 AM MDT Fri Apr 17 2026 ...FREEZE WARNING IN EFFECT FROM 8 PM THIS EVENING TO 8 AM MDT SATURDAY... .TODAY...Windy. Snow showers likely and chance of rain showers. Snow accumulation up to 1 inch. Highs 38 to 48. North winds 20 to 30 mph. Gusts up to 35 mph, increasing to 45 mph in the afternoon. Chance of precipitation 70 percent. .TONIGHT...Mostly cloudy with a chance of snow showers in the evening, then mostly clear after midnight. Lows 15 to 21. North winds 10 to 20 mph with gusts up to 40 mph in the evening, becoming light. Chance of snow 40 percent. .SATURDAY...Sunny. Highs 54 to 60. Northwest winds 10 to 15 mph with gusts up to 30 mph. .SATURDAY NIGHT...Mostly clear. Lows 23 to 29. .SUNDAY...Mostly sunny. Warmer. Highs in the lower to mid 70s. Southwest winds 10 to 15 mph with gusts up to 20 mph. .SUNDAY NIGHT...Mostly clear. Lows 32 to 38. .MONDAY AND MONDAY NIGHT...Partly cloudy. Highs in the mid 70s to lower 80s. Lows 39 to 45. .TUESDAY...Mostly sunny. Highs near 80. .TUESDAY NIGHT...Partly cloudy. Lows 42 to 48. .WEDNESDAY...Mostly sunny. Highs in the lower to mid 80s. .WEDNESDAY NIGHT...Partly cloudy. Lows 41 to 47. .THURSDAY...Partly cloudy with a 10 percent chance of showers. Highs in the lower to mid 70s. $$ COZ048>051-180300- 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 329 AM MDT Fri Apr 17 2026 ...FREEZE WARNING IN EFFECT FROM 8 PM THIS EVENING TO 8 AM MDT SATURDAY... .TODAY...Windy. Chance of rain and snow showers in the morning, then rain and snow showers likely in the afternoon. Little or no snow accumulation. Highs in the lower to mid 40s. North winds 20 to 30 mph with gusts up to 40 mph. Chance of precipitation 70 percent. .TONIGHT...Partly cloudy. Slight chance of snow showers in the evening. Lows in the lower 20s. Northwest winds 10 to 15 mph with gusts up to 35 mph in the evening, becoming light. Chance of snow 20 percent. .SATURDAY...Mostly sunny. Highs near 60. Northwest winds 15 to 25 mph with gusts up to 35 mph. .SATURDAY NIGHT...Mostly clear. Lows in the mid to upper 20s. .SUNDAY...Sunny, warmer. Highs in the lower to mid 70s. West winds 10 to 15 mph with gusts up to 20 mph. .SUNDAY NIGHT...Mostly clear. Lows in the lower to mid 30s. .MONDAY...Partly cloudy. Highs in the lower to mid 80s. .MONDAY NIGHT...Mostly clear. Lows in the lower 40s. .TUESDAY...Sunny. Highs in the mid 80s. .TUESDAY NIGHT...Partly cloudy. Lows in the upper 40s. .WEDNESDAY...Partly cloudy with a 20 percent chance of thunderstorms. Highs in the mid to upper 80s. .WEDNESDAY NIGHT...Mostly cloudy with a 20 percent chance of showers. Lows in the mid 40s. .THURSDAY...Mostly cloudy with a 30 percent chance of showers. Highs in the lower to mid 70s. $$ COZ035-180300- Larimer and Boulder Counties Between 6000 and 9000 Feet- Including Estes Park, Glendevey, Nederland, and Red Feather Lakes 329 AM MDT Fri Apr 17 2026 .TODAY...Snow showers in the morning, then snow showers likely and patchy blowing snow in the afternoon. Snow accumulation of 2 to 4 inches. Highs 27 to 37. Northwest winds 10 to 20 mph with gusts up to 30 mph. .TONIGHT...Partly cloudy. Slight chance of snow showers in the evening. Lows 15 to 23. West winds 10 to 15 mph. Chance of snow 20 percent. .SATURDAY...Mostly sunny. Highs 42 to 52. West winds 10 to 15 mph with gusts up to 30 mph. .SATURDAY NIGHT...Mostly clear. Lows 22 to 30. .SUNDAY...Mostly sunny. Warmer. Highs 56 to 66. .SUNDAY NIGHT AND MONDAY...Partly cloudy. Lows 30 to 40. Highs 62 to 72. .MONDAY NIGHT...Partly cloudy. Lows 36 to 46. .TUESDAY...Mostly sunny. Highs 63 to 73. .TUESDAY NIGHT...Partly cloudy. Lows 38 to 48. .WEDNESDAY...Partly cloudy with a chance of showers and slight chance of thunderstorms. Highs 63 to 73. Chance of rain 30 percent. .WEDNESDAY NIGHT...Mostly cloudy with a chance of rain and snow showers. Lows 33 to 43. Chance of precipitation 30 percent. .THURSDAY...Mostly cloudy with a chance of rain and snow showers. Highs 52 to 62. Chance of precipitation 40 percent. $$ COZ036-180300- 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 329 AM MDT Fri Apr 17 2026 ...WINTER WEATHER ADVISORY IN EFFECT FROM 9 AM THIS MORNING TO 5 PM MDT THIS AFTERNOON... .TODAY...Snow showers through the day. Snow accumulation of 3 to 5 inches. Highs 28 to 38. North winds 10 to 15 mph in the afternoon. .TONIGHT...Partly cloudy. Chance of snow showers in the evening. Lows 13 to 23. Chance of snow 30 percent. .SATURDAY...Mostly sunny. Highs 44 to 54. .SATURDAY NIGHT...Mostly clear. Lows 22 to 30. .SUNDAY...Mostly sunny. Warmer. Highs 57 to 67. .SUNDAY NIGHT...Partly cloudy. Lows 31 to 41. .MONDAY...Mostly cloudy. Highs 62 to 72. .MONDAY NIGHT...Partly cloudy. Lows 37 to 45. .TUESDAY...Mostly sunny with a 10 percent chance of showers. Highs 65 to 75. .TUESDAY NIGHT...Partly cloudy. Lows 38 to 48. .WEDNESDAY...Partly cloudy with a 20 percent chance of thunderstorms. Highs 65 to 75. .WEDNESDAY NIGHT...Partly cloudy with a slight chance of rain and snow showers. Lows 35 to 45. Chance of precipitation 20 percent. .THURSDAY...Partly cloudy with a chance of rain and snow showers. Highs 56 to 66. Chance of precipitation 30 percent. $$ COZ030-032-180300- Jackson County Below 9000 Feet- Grand and Summit Counties Below 9000 Feet- Including Gould, North Park, Rand, Spicer, Walden, Dillon, Fraser, Granby, Grand Lake, Hot Sulphur Springs, and Kremmling 329 AM MDT Fri Apr 17 2026 .TODAY...Snow showers in the morning, then a chance of snow showers and patchy blowing snow in the afternoon. Snow accumulation of 2 to 4 inches. Highs 25 to 33. Northwest winds 10 to 20 mph with gusts up to 30 mph. .TONIGHT...Partly cloudy. Slight chance of snow showers in the evening. Lows 8 to 16. West winds 10 to 15 mph with gusts up to 30 mph in the evening, becoming light. Chance of snow 20 percent. .SATURDAY...Mostly sunny. Highs 39 to 47. West winds 10 to 15 mph in the afternoon. .SATURDAY NIGHT...Mostly clear. Lows 14 to 20. .SUNDAY...Mostly sunny. Highs 52 to 60. .SUNDAY NIGHT AND MONDAY...Partly cloudy. Lows 24 to 30. Highs 58 to 64. .MONDAY NIGHT...Partly cloudy. Lows in the lower to mid 30s. .TUESDAY...Mostly sunny. Highs 62 to 68. .TUESDAY NIGHT...Partly cloudy. Lows in the 30s. .WEDNESDAY...Partly cloudy with a 30 percent chance of rain showers. Highs 59 to 65. .WEDNESDAY NIGHT...Mostly cloudy with a slight chance of rain and snow showers. Lows near 30. Chance of precipitation 20 percent. .THURSDAY...Mostly cloudy with a 40 percent chance of snow showers. Highs 48 to 54. $$ COZ037-180300- Central and Southeast Park County- Including Fairplay, Hartsel, Lake George, and South Park 329 AM MDT Fri Apr 17 2026 .TODAY...Partly cloudy with a slight chance of snow showers early in the morning, then mostly cloudy with a chance of snow showers in the late morning and afternoon. Highs 33 to 41. West winds 15 to 25 mph with gusts up to 40 mph. Chance of snow 50 percent. .TONIGHT...Mostly clear. Slight chance of snow showers in the evening. Lows 9 to 17. Northwest winds 10 to 15 mph with gusts up to 30 mph in the evening, becoming light. Chance of snow 20 percent. .SATURDAY...Mostly sunny. Highs 42 to 50. Northwest winds 10 to 15 mph in the afternoon. .SATURDAY NIGHT...Mostly clear. Lows 17 to 23. .SUNDAY...Mostly sunny. Highs 54 to 62. West winds 10 to 15 mph with gusts up to 25 mph. .SUNDAY NIGHT...Partly cloudy. Lows 27 to 33. .MONDAY...Mostly cloudy. Highs 56 to 64. .MONDAY NIGHT...Partly cloudy. Lows 30 to 36. .TUESDAY...Mostly sunny. Highs 59 to 67. .TUESDAY NIGHT...Partly cloudy. Lows 32 to 38. .WEDNESDAY...Mostly sunny. Highs 58 to 66. .WEDNESDAY NIGHT...Partly cloudy. Lows in the lower to mid 30s. .THURSDAY...Partly cloudy with a 20 percent chance of snow showers. Windy. Highs 50 to 58. $$ COZ031-033-180300- West Jackson and West Grand Counties Above 9000 Feet- South and East Jackson/Larimer/North and Northeast Grand/ Northwest Boulder Counties Above 9000 Feet- Including Mt Zirkel, Cameron Pass, Laramie and Medicine Bow Mountains, Rabbit Ears Range, Rocky Mountain National Park, and Willow Creek Pass 329 AM MDT Fri Apr 17 2026 ...WINTER WEATHER ADVISORY IN EFFECT UNTIL 3 PM MDT THIS AFTERNOON... .TODAY...Snow showers and patchy blowing snow. Visibility one quarter mile or less at times in the late morning and afternoon. New snow accumulation of 3 to 5 inches. Highs 17 to 27. West winds 10 to 20 mph with gusts up to 30 mph. .TONIGHT...Mostly cloudy with a 20 percent chance of snow showers. Lows 6 to 16. West winds 10 to 15 mph with gusts up to 30 mph. Wind chill readings 5 below to 15 below zero after midnight. .SATURDAY...Mostly sunny. Not as cold. Highs 29 to 39. West winds 10 to 15 mph with gusts up to 35 mph. .SATURDAY NIGHT...Mostly clear. Lows 14 to 22. Southwest winds 10 to 15 mph with gusts up to 30 mph. .SUNDAY...Mostly sunny. Highs 42 to 52. West winds 10 to 15 mph with gusts up to 25 mph. .SUNDAY NIGHT AND MONDAY...Partly cloudy. Lows 23 to 31. Highs 48 to 58. .MONDAY NIGHT...Partly cloudy. Lows 28 to 36. .TUESDAY...Mostly sunny with a 20 percent chance of rain showers. Highs 51 to 61. .TUESDAY NIGHT...Partly cloudy with a 10 percent chance of rain showers. Lows 30 to 38. .WEDNESDAY...Partly cloudy with a chance of rain showers, snow showers and slight chance of thunderstorms. Highs 49 to 59. Chance of precipitation 30 percent. .WEDNESDAY NIGHT...Mostly cloudy with a 40 percent chance of snow showers. Lows 25 to 33. .THURSDAY...Mostly cloudy with a 50 percent chance of snow showers. Highs 38 to 48. $$ COZ034-180300- 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 329 AM MDT Fri Apr 17 2026 ...WINTER WEATHER ADVISORY IN EFFECT FROM 9 AM THIS MORNING TO 5 PM MDT THIS AFTERNOON... .TODAY...Patchy blowing snow. Visibility one quarter mile or less at times. Highs 20 to 30. West winds 10 to 20 mph with gusts up to 35 mph. .TONIGHT...Partly cloudy. Chance of snow showers and patchy blowing snow in the evening. Visibility one quarter mile or less at times in the evening. Lows 5 to 15. West winds 10 to 15 mph. Chance of snow 30 percent. .SATURDAY...Mostly sunny. Slight chance of snow showers in the morning. Not as cold. Highs 30 to 40. Northwest winds 10 to 15 mph with gusts up to 35 mph. Chance of snow 10 percent. .SATURDAY NIGHT...Mostly clear. Lows 12 to 22. West winds 10 to 15 mph with gusts up to 30 mph. .SUNDAY...Mostly sunny. Highs 42 to 52. West winds 10 to 15 mph with gusts up to 30 mph. .SUNDAY NIGHT...Partly cloudy. Lows 22 to 32. .MONDAY...Mostly cloudy. Highs 46 to 56. .MONDAY NIGHT...Partly cloudy. Lows 26 to 36. .TUESDAY...Partly cloudy with a chance of rain and snow showers. Highs 49 to 59. Chance of precipitation 30 percent. .TUESDAY NIGHT...Partly cloudy with a 10 percent chance of snow showers. Lows 28 to 38. .WEDNESDAY...Partly cloudy with a chance of snow showers and slight chance of thunderstorms. Highs 48 to 58. Chance of snow 30 percent. .WEDNESDAY NIGHT...Partly cloudy with a 30 percent chance of snow showers. Lows 24 to 34. .THURSDAY...Mostly cloudy with a 40 percent chance of snow showers. Highs 38 to 48. $$