FPUS55 KBOU 180006 ZFPBOU Zone Forecast Product for Northeast Colorado National Weather Service Denver/Boulder CO 605 PM MDT Fri Apr 17 2026 COZ038>040-181200- 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 605 PM MDT Fri Apr 17 2026 ...FREEZE WARNING IN EFFECT UNTIL 8 AM MDT SATURDAY... .TONIGHT...Partly cloudy. Slight chance of snow showers early in the evening. Lows 21 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 in the mid to upper 50s. Northwest winds 10 to 15 mph with gusts up to 30 mph. .SATURDAY NIGHT...Partly cloudy. Lows 26 to 34. .SUNDAY...Mostly sunny. Warmer. Highs in the lower to mid 70s. .SUNDAY NIGHT...Mostly clear. Lows 34 to 42. .MONDAY AND MONDAY NIGHT...Partly cloudy. Highs in the mid 70s to lower 80s. Lows 41 to 47. .TUESDAY...Mostly sunny. Highs near 80. .TUESDAY NIGHT...Partly cloudy. Lows 44 to 52. .WEDNESDAY...Partly cloudy with a 10 percent chance of showers. Highs near 80. .WEDNESDAY NIGHT AND THURSDAY...Partly cloudy with a 20 percent chance of showers. Lows 43 to 49. Highs 68 to 74. .THURSDAY NIGHT AND FRIDAY...Mostly cloudy with a chance of rain and snow showers. Lows 32 to 38. Highs 57 to 63. Chance of precipitation 40 percent. $$ COZ041-181200- Elbert/Central and East Douglas Counties Above 6000 Feet- Including Castle Rock, Elbert, Fondis, Kiowa, and Larkspur 605 PM MDT Fri Apr 17 2026 ...FREEZE WARNING IN EFFECT UNTIL 8 AM MDT SATURDAY... .TONIGHT...Partly cloudy. Chance of snow showers early in the evening. Lows 17 to 21. Northwest winds 10 to 15 mph with gusts up to 30 mph in the evening, becoming light. Chance of snow 30 percent. .SATURDAY...Sunny. Highs near 50. Northwest winds 10 to 15 mph in the morning, becoming light. .SATURDAY NIGHT...Mostly clear. Lows in the mid 20s to lower 30s. Southwest winds 10 to 15 mph after midnight. .SUNDAY...Mostly sunny. Warmer. Highs in the mid 60s to lower 70s. .SUNDAY NIGHT...Mostly clear. Lows in the mid 30s to lower 40s. .MONDAY AND MONDAY NIGHT...Partly cloudy. Highs 71 to 77. Lows in the lower to mid 40s. .TUESDAY...Mostly sunny. Highs 74 to 80. .TUESDAY NIGHT...Partly cloudy. Lows 44 to 50. .WEDNESDAY...Mostly sunny. Highs 75 to 81. .WEDNESDAY NIGHT...Partly cloudy. Lows in the lower to mid 40s. .THURSDAY...Partly cloudy with a 20 percent chance of showers. Highs 67 to 73. .THURSDAY NIGHT...Mostly cloudy with a chance of rain and snow showers. Lows in the lower to mid 30s. Chance of precipitation 30 percent. .FRIDAY...Mostly cloudy with a chance of rain showers, slight chance of thunderstorms and snow showers. Highs in the mid 50s to lower 60s. Chance of precipitation 40 percent. $$ COZ042>045-181200- 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 605 PM MDT Fri Apr 17 2026 ...FREEZE WARNING IN EFFECT UNTIL 8 AM MDT SATURDAY... .TONIGHT...Partly cloudy. Slight chance of snow showers early 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 in the mid to upper 50s. Northwest winds 10 to 20 mph with gusts up to 30 mph. .SATURDAY NIGHT...Mostly clear. Lows 24 to 30. .SUNDAY...Mostly sunny. Warmer. Highs in the lower to mid 70s. .SUNDAY NIGHT...Mostly clear. Lows 31 to 37. .MONDAY AND MONDAY NIGHT...Partly cloudy. Highs near 80. Lows near 40. .TUESDAY...Sunny. Highs in the lower to mid 80s. .TUESDAY NIGHT AND WEDNESDAY...Partly cloudy. Lows 45 to 51. Highs in the lower to mid 80s. .WEDNESDAY NIGHT AND THURSDAY...Partly cloudy with a 20 percent chance of showers. Lows in the 40s. Highs in the lower to mid 70s. .THURSDAY NIGHT AND FRIDAY...Mostly cloudy with a chance of rain and snow showers. Lows in the lower to mid 30s. Highs near 60. Chance of precipitation 30 percent. $$ COZ046-047-181200- North and Northeast Elbert County Below 6000 Feet/North Lincoln County- Southeast Elbert County Below 6000 Feet/South Lincoln County- Including Agate, Hugo, Limon, Matheson, Forder, Karval, Kutch, and Punkin Center 605 PM MDT Fri Apr 17 2026 ...FREEZE WARNING IN EFFECT UNTIL 8 AM MDT SATURDAY... .TONIGHT...Mostly cloudy with a chance of snow showers early in the evening, then partly cloudy overnight. Lows 18 to 22. North winds 10 to 20 mph with gusts up to 40 mph in the evening, becoming light. Chance of snow 40 percent. .SATURDAY...Sunny. Highs in the 50s. Northwest winds 10 to 15 mph with gusts up to 30 mph. .SATURDAY NIGHT...Mostly clear. Lows 23 to 29. .SUNDAY...Mostly sunny. Warmer. Highs in the lower to mid 70s. Southwest winds 10 to 15 mph with gusts up to 20 mph. .SUNDAY NIGHT...Mostly clear. Lows 31 to 39. .MONDAY AND MONDAY NIGHT...Partly cloudy. Highs near 80. Lows 38 to 44. .TUESDAY...Sunny. Highs in the lower to mid 80s. .TUESDAY NIGHT...Partly cloudy. Lows 43 to 49. .WEDNESDAY...Mostly sunny. Highs in the lower to mid 80s. .WEDNESDAY NIGHT AND THURSDAY...Partly cloudy. Lows 41 to 47. Highs in the lower to mid 70s. .THURSDAY NIGHT...Mostly cloudy with a 20 percent chance of rain showers. Lows 31 to 37. .FRIDAY...Partly cloudy with a slight chance of rain and snow showers. Highs 58 to 64. Chance of precipitation 20 percent. $$ COZ048>051-181200- 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 605 PM MDT Fri Apr 17 2026 ...FREEZE WARNING IN EFFECT UNTIL 8 AM MDT SATURDAY... .TONIGHT...Partly cloudy. Slight chance of snow showers early in the evening. Lows in the lower to mid 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 in the mid to upper 50s. Northwest winds 15 to 25 mph with gusts up to 35 mph. .SATURDAY NIGHT...Mostly clear. Lows in the mid to upper 20s. .SUNDAY...Mostly 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 AND MONDAY NIGHT...Partly cloudy. Highs in the lower to mid 80s. Lows in the lower 40s. .TUESDAY...Sunny. Highs in the mid 80s. .TUESDAY NIGHT...Partly cloudy. Lows in the upper 40s. .WEDNESDAY AND WEDNESDAY NIGHT...Partly cloudy with a 20 percent chance of showers. Highs in the mid to upper 80s. Lows in the mid 40s. .THURSDAY...Partly cloudy with a 20 percent chance of showers. Highs in the mid to upper 70s. .THURSDAY NIGHT AND FRIDAY...Mostly cloudy with a chance of rain and snow showers. Cooler. Lows in the mid 30s. Highs around 60. Chance of precipitation 30 percent. $$ COZ035-181200- Larimer and Boulder Counties Between 6000 and 9000 Feet- Including Estes Park, Glendevey, Nederland, and Red Feather Lakes 605 PM MDT Fri Apr 17 2026 .TONIGHT...Partly cloudy. Slight chance of snow showers in the evening. Lows 15 to 23. West winds 10 to 15 mph. Chance of snow 20 percent. .SATURDAY...Mostly sunny. Highs 40 to 50. West winds 10 to 15 mph with gusts up to 30 mph. .SATURDAY NIGHT...Partly cloudy. Lows 23 to 31. .SUNDAY...Mostly sunny. Warmer. Highs 56 to 66. .SUNDAY NIGHT...Mostly clear. Lows 31 to 39. .MONDAY...Mostly cloudy. Highs 62 to 72. .MONDAY NIGHT...Partly cloudy. Lows 36 to 46. .TUESDAY...Mostly sunny. Highs 64 to 74. .TUESDAY NIGHT...Partly cloudy. Lows 39 to 49. .WEDNESDAY...Partly cloudy with a 20 percent chance of showers. Highs 64 to 74. .WEDNESDAY NIGHT AND THURSDAY...Partly cloudy with a chance of rain and snow showers. Lows 34 to 44. Highs 52 to 62. Chance of precipitation 30 percent. .THURSDAY NIGHT AND FRIDAY...Mostly cloudy with a chance of rain and snow showers. Lows 25 to 35. Highs 45 to 55. Chance of precipitation 50 percent. $$ COZ036-181200- 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 605 PM MDT Fri Apr 17 2026 .TONIGHT...Partly cloudy. Chance of snow showers early in the evening. Lows 14 to 20. Chance of snow 30 percent. .SATURDAY...Mostly sunny. Highs 41 to 51. .SATURDAY NIGHT...Partly cloudy. Lows 22 to 30. .SUNDAY...Mostly sunny. Warmer. Highs 58 to 68. .SUNDAY NIGHT...Mostly clear. Lows 31 to 39. .MONDAY...Mostly cloudy. Highs 63 to 73. .MONDAY NIGHT...Partly cloudy. Lows 37 to 45. .TUESDAY...Mostly sunny. Highs 66 to 76. .TUESDAY NIGHT...Partly cloudy. Lows 39 to 49. .WEDNESDAY...Partly cloudy with a 20 percent chance of showers. Highs 65 to 75. .WEDNESDAY NIGHT...Partly cloudy with a 10 percent chance of rain showers. Lows 35 to 45. .THURSDAY...Partly cloudy with a slight chance of rain and snow showers. Highs 57 to 67. Chance of precipitation 20 percent. .THURSDAY NIGHT...Mostly cloudy with a chance of rain and snow showers. Lows 28 to 36. Chance of precipitation 30 percent. .FRIDAY...Mostly cloudy with a chance of snow showers, rain showers and slight chance of thunderstorms. Highs 48 to 58. Chance of precipitation 50 percent. $$ COZ030-032-181200- Jackson County Below 9000 Feet- Grand and Summit Counties Below 9000 Feet- Including Gould, North Park, Rand, Spicer, Walden, Dillon, Fraser, Granby, Grand Lake, Hot Sulphur Springs, and Kremmling 605 PM MDT Fri Apr 17 2026 .TONIGHT...Mostly cloudy. Slight chance of snow showers until early morning. Lows 11 to 15. West winds 10 to 15 mph with gusts up to 25 mph in the evening, becoming light. Chance of snow 20 percent. .SATURDAY...Mostly sunny. Highs 38 to 44. West winds 10 to 15 mph in the afternoon. .SATURDAY NIGHT...Partly cloudy. Lows 16 to 22. .SUNDAY...Mostly sunny. Highs 53 to 61. .SUNDAY NIGHT...Mostly clear. Lows 24 to 30. .MONDAY...Mostly cloudy. Highs 59 to 65. .MONDAY NIGHT AND TUESDAY...Mostly clear. Lows 29 to 35. Highs 63 to 69. .TUESDAY NIGHT...Partly cloudy. Lows in the mid to upper 30s. .WEDNESDAY...Partly cloudy with a 30 percent chance of rain showers. Highs 60 to 66. .WEDNESDAY NIGHT...Partly cloudy with a slight chance of rain and snow showers. Lows near 30. Chance of precipitation 20 percent. .THURSDAY...Mostly cloudy with a 30 percent chance of snow showers. Highs 49 to 55. .THURSDAY NIGHT...Mostly cloudy with a chance of rain and snow showers. Lows 22 to 28. Chance of precipitation 40 percent. .FRIDAY...Mostly cloudy with a 50 percent chance of snow showers. Highs 45 to 51. $$ COZ037-181200- Central and Southeast Park County- Including Fairplay, Hartsel, Lake George, and South Park 605 PM MDT Fri Apr 17 2026 .TONIGHT...Mostly clear. Slight chance of snow showers early in the evening. Lows 12 to 16. 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 40 to 46. Northwest winds 10 to 15 mph in the afternoon. .SATURDAY NIGHT...Partly cloudy. Lows 17 to 23. .SUNDAY...Mostly sunny. Highs 55 to 63. West winds 10 to 15 mph with gusts up to 30 mph. .SUNDAY NIGHT...Mostly clear. Lows 26 to 32. .MONDAY...Mostly cloudy. Highs 57 to 65. .MONDAY NIGHT...Partly cloudy. Lows 30 to 36. .TUESDAY...Mostly sunny. Highs 60 to 68. .TUESDAY NIGHT...Partly cloudy. Lows 32 to 38. .WEDNESDAY...Mostly sunny. Windy. Highs 58 to 66. .WEDNESDAY NIGHT...Partly cloudy. Lows in the lower to mid 30s. .THURSDAY...Mostly sunny. Windy. Highs 50 to 58. .THURSDAY NIGHT...Partly cloudy with a 20 percent chance of snow showers. Lows in the mid to upper 20s. .FRIDAY...Partly cloudy with a chance of snow showers and slight chance of thunderstorms. Highs 46 to 54. Chance of snow 30 percent. $$ COZ031-033-181200- West Jackson and West Grand Counties Above 9000 Feet- South and East Jackson/Larimer/North and Northeast Grand/ Northwest Boulder Counties Above 9000 Feet- Including Mt Zirkel, Cameron Pass, Laramie and Medicine Bow Mountains, Rabbit Ears Range, Rocky Mountain National Park, and Willow Creek Pass 605 PM MDT Fri Apr 17 2026 .TONIGHT...Mostly cloudy with a 20 percent chance of snow showers. Lows 6 to 14. West winds 10 to 15 mph with gusts up to 30 mph. Wind chill readings 5 below to 15 below zero after midnight. .SATURDAY...Mostly sunny. Highs 29 to 39. West winds 10 to 15 mph with gusts up to 30 mph. .SATURDAY NIGHT...Partly cloudy. Lows 14 to 24. West winds 10 to 15 mph in the evening, becoming light. .SUNDAY...Mostly sunny. Highs 43 to 53. West winds 10 to 15 mph with gusts up to 25 mph. .SUNDAY NIGHT...Mostly clear. Lows 23 to 31. .MONDAY...Mostly cloudy. Highs 49 to 59. .MONDAY NIGHT...Mostly clear. Lows 28 to 36. .TUESDAY...Mostly sunny with a 10 percent chance of rain showers. Highs 52 to 62. .TUESDAY NIGHT...Partly cloudy with a 10 percent chance of rain showers. Lows 31 to 39. .WEDNESDAY...Partly cloudy with a chance of rain and snow showers. Highs 49 to 59. Chance of precipitation 30 percent. .WEDNESDAY NIGHT...Mostly cloudy with a 30 percent chance of snow showers. Lows 25 to 33. .THURSDAY...Mostly cloudy with a 40 percent chance of snow showers. Highs 39 to 49. .THURSDAY NIGHT AND FRIDAY...Mostly cloudy with a 50 percent chance of snow showers. Lows 19 to 27. Highs 35 to 45. $$ COZ034-181200- 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 605 PM MDT Fri Apr 17 2026 .TONIGHT...Partly cloudy. Chance of snow showers and patchy blowing snow early in the evening. Slight chance of snow showers after midnight. Lows 4 to 14. West winds 10 to 15 mph with gusts up to 30 mph. Chance of snow 30 percent. .SATURDAY...Mostly sunny. Slight chance of snow showers in the morning. Highs 29 to 39. Northwest winds 10 to 15 mph with gusts up to 30 mph. Chance of snow 10 percent. .SATURDAY NIGHT...Partly cloudy. Lows 13 to 23. West winds 10 to 15 mph in the evening, becoming light. .SUNDAY...Mostly sunny. Highs 43 to 53. West winds 10 to 15 mph with gusts up to 30 mph. .SUNDAY NIGHT...Mostly clear. Lows 22 to 32. .MONDAY...Mostly cloudy. Highs 47 to 57. .MONDAY NIGHT...Partly cloudy. Lows 26 to 36. .TUESDAY...Mostly sunny with a chance of rain and snow showers. Highs 50 to 60. Chance of precipitation 30 percent. .TUESDAY NIGHT...Partly cloudy with a slight chance of rain and snow showers. Lows 28 to 38. Chance of precipitation 20 percent. .WEDNESDAY...Partly cloudy with a chance of rain and snow showers. Highs 49 to 59. Chance of precipitation 30 percent. .WEDNESDAY NIGHT...Partly cloudy with a 20 percent chance of snow showers. Lows 23 to 33. .THURSDAY...Partly cloudy with a 30 percent chance of snow showers. Highs 39 to 49. .THURSDAY NIGHT...Mostly cloudy with a 40 percent chance of snow showers. Lows 18 to 28. .FRIDAY...Mostly cloudy with a chance of snow showers and slight chance of thunderstorms. Highs 36 to 46. Chance of snow 50 percent. $$