Zone Forecast Product
Issued by NWS Denver/Boulder, CO
Issued by NWS Denver/Boulder, CO
588 FPUS55 KBOU 041028 ZFPBOU Zone Forecast Product for Northeast Colorado National Weather Service Denver/Boulder CO 328 AM MST Thu Dec 4 2025 COZ038-050300- Larimer County Below 6000 Feet/Northwest Weld County- Including Fort Collins, Hereford, Loveland, and Nunn 328 AM MST Thu Dec 4 2025 ...DENSE FOG ADVISORY IN EFFECT UNTIL 10 AM MST THIS MORNING... .TODAY...Patchy dense fog in the morning. Mostly sunny. Highs 32 to 40. West winds 10 to 15 mph with gusts up to 30 mph in the afternoon. .TONIGHT...Partly cloudy in the evening, then becoming mostly cloudy. Lows 17 to 23. West winds 10 to 15 mph with gusts up to 20 mph. .FRIDAY...Mostly cloudy. Highs near 40. Northwest winds 10 to 15 mph with gusts up to 20 mph. .FRIDAY NIGHT...Mostly cloudy with a 20 percent chance of snow showers. Lows 19 to 23. .SATURDAY...Mostly cloudy with a chance of rain and snow showers. Windy. Highs in the lower to mid 40s. Northwest winds 20 to 30 mph with gusts up to 40 mph. Chance of precipitation 30 percent. .SATURDAY NIGHT THROUGH SUNDAY NIGHT...Partly cloudy. Lows 18 to 23. Highs in the lower to mid 40s. .MONDAY THROUGH TUESDAY...Partly cloudy. Highs 46 to 54. Lows in the mid to upper 20s. .TUESDAY NIGHT...Partly cloudy with a 20 percent chance of rain showers. Lows in the lower to mid 30s. .WEDNESDAY...Mostly cloudy with a chance of rain and snow showers. Highs in the 50s. Chance of precipitation 30 percent. $$ COZ039-050300- Boulder And Jefferson Counties Below 6000 Feet/West Broomfield County- Including Arvada, Boulder, Golden, Lakewood, and Longmont 328 AM MST Thu Dec 4 2025 .TODAY...Patchy fog in the morning. Mostly sunny. Highs 34 to 40. .TONIGHT...Mostly clear in the evening, then becoming mostly cloudy. Lows 18 to 22. West winds 10 to 15 mph with gusts up to 25 mph. .FRIDAY...Mostly cloudy in the morning, then becoming partly cloudy. Highs near 40. West winds 10 to 15 mph with gusts up to 25 mph in the morning, becoming light. .FRIDAY NIGHT...Mostly cloudy with a 20 percent chance of snow showers. Lows in the lower to mid 20s. .SATURDAY...Mostly cloudy with a chance of rain and snow showers. Highs in the mid 40s. West winds 10 to 15 mph with gusts up to 30 mph. Chance of precipitation 30 percent. .SATURDAY NIGHT THROUGH SUNDAY NIGHT...Partly cloudy. Lows 20 to 25. Highs in the lower 40s. .MONDAY AND MONDAY NIGHT...Partly cloudy. Highs in the upper 40s. Lows near 30. .TUESDAY...Mostly cloudy. Highs in the lower 50s. .TUESDAY NIGHT...Partly cloudy. Lows in the 30s. .WEDNESDAY...Mostly cloudy with a 20 percent chance of rain showers. Highs in the mid 50s. $$ COZ040-050300- North Douglas County Below 6000 Feet/Denver/West Adams and Arapahoe Counties/East Broomfield County- Including Aurora, Brighton, City of Denver, Denver International Airport, Highlands Ranch, Littleton, and Parker 328 AM MST Thu Dec 4 2025 .TODAY...Patchy fog in the morning. Mostly sunny. Highs in the upper 30s. .TONIGHT...Partly cloudy. Lows 18 to 22. Southwest winds 10 to 15 mph with gusts up to 20 mph after midnight. .FRIDAY...Mostly cloudy in the morning, then becoming partly cloudy. Highs around 40. .FRIDAY NIGHT...Partly cloudy. Lows in the lower to mid 20s. Southwest winds 10 to 15 mph with gusts up to 20 mph. .SATURDAY...Partly cloudy with a slight chance of rain and snow showers. Highs in the mid 40s. West winds 10 to 15 mph with gusts up to 30 mph. Chance of precipitation 20 percent. .SATURDAY NIGHT...Partly cloudy. Lows 19 to 23. .SUNDAY...Mostly sunny. Highs in the lower 40s. .SUNDAY NIGHT THROUGH TUESDAY...Partly cloudy. Lows 24 to 30. Highs near 50. .TUESDAY NIGHT...Partly cloudy. Lows in the lower to mid 30s. .WEDNESDAY...Partly cloudy with a slight chance of rain and snow showers. Highs in the mid 50s. Chance of precipitation 20 percent. $$ COZ041-050300- Elbert/Central and East Douglas Counties Above 6000 Feet- Including Castle Rock, Elbert, Fondis, Kiowa, and Larkspur 328 AM MST Thu Dec 4 2025 .TODAY...Patchy fog early in the morning. Mostly sunny. Highs in the 30s. Southwest winds 10 to 15 mph with gusts up to 20 mph in the morning, becoming light. .TONIGHT...Mostly clear. Lows 15 to 19. .FRIDAY...Mostly cloudy in the morning, then becoming partly cloudy. Highs near 40. .FRIDAY NIGHT...Partly cloudy. Lows 18 to 22. Southwest winds 10 to 15 mph with gusts up to 20 mph. .SATURDAY...Partly cloudy with a 20 percent chance of snow showers. Highs in the lower to mid 40s. Northwest winds 10 to 20 mph with gusts up to 30 mph. .SATURDAY NIGHT...Partly cloudy. Lows 17 to 21. .SUNDAY AND SUNDAY NIGHT...Mostly clear. Highs near 40. Lows 19 to 23. .MONDAY...Partly cloudy. Highs in the mid to upper 40s. .MONDAY NIGHT...Mostly clear. Lows in the lower to mid 20s. .TUESDAY AND TUESDAY NIGHT...Partly cloudy. Highs 48 to 54. Lows near 30. .WEDNESDAY...Partly cloudy with a slight chance of rain and snow showers. Highs in the lower to mid 50s. Chance of precipitation 20 percent. $$ COZ043-050300- Central and South Weld County- Including Eaton, Fort Lupton, Greeley, and Roggen 328 AM MST Thu Dec 4 2025 ...DENSE FOG ADVISORY IN EFFECT UNTIL 10 AM MST THIS MORNING... .TODAY...Areas of dense fog in the morning. Partly cloudy. Highs 31 to 39. .TONIGHT...Partly cloudy. Lows 13 to 17. .FRIDAY...Mostly cloudy. Highs near 40. .FRIDAY NIGHT...Mostly cloudy. Lows 16 to 22. .SATURDAY...Mostly cloudy with a slight chance of rain and snow showers. Highs in the mid to upper 40s. Northwest winds 10 to 20 mph with gusts up to 35 mph. Chance of precipitation 20 percent. .SATURDAY NIGHT THROUGH SUNDAY NIGHT...Partly cloudy. Lows 16 to 22. Highs in the lower 40s. .MONDAY THROUGH TUESDAY...Partly cloudy. Highs 47 to 55. Lows 20 to 26. .TUESDAY NIGHT...Partly cloudy. Lows 27 to 33. .WEDNESDAY...Mostly cloudy with a slight chance of rain and snow showers. Highs in the mid 50s. Chance of precipitation 20 percent. $$ COZ042-050300- Northeast Weld County- Including Briggsdale, Grover, Pawnee Buttes, Raymer, and Stoneham 328 AM MST Thu Dec 4 2025 .TODAY...Patchy fog in the morning. Mostly sunny. Highs 35 to 43. West winds 10 to 15 mph with gusts up to 30 mph in the afternoon. .TONIGHT...Partly cloudy. Lows 16 to 24. West winds 10 to 15 mph with gusts up to 20 mph after midnight. .FRIDAY...Mostly cloudy. Highs near 40. Northwest winds 10 to 15 mph with gusts up to 30 mph. .FRIDAY NIGHT...Mostly cloudy. Lows 17 to 23. .SATURDAY...Mostly cloudy with a slight chance of rain and snow showers. Windy. Highs in the mid to upper 40s. Northwest winds 20 to 30 mph with gusts up to 40 mph. Chance of precipitation 20 percent. .SATURDAY NIGHT AND SUNDAY...Partly cloudy. Lows 16 to 20. Highs in the 40s. .SUNDAY NIGHT AND MONDAY...Mostly clear. Lows 17 to 23. Highs near 50. .MONDAY NIGHT AND TUESDAY...Partly cloudy. Lows 22 to 30. Highs in the 50s. .TUESDAY NIGHT...Mostly cloudy. Lows 28 to 36. .WEDNESDAY...Mostly cloudy with a slight chance of rain and snow showers. Highs in the mid to upper 50s. Chance of precipitation 20 percent. $$ COZ044-050300- Morgan County- Including Brush, Fort Morgan, Goodrich, and Wiggins 328 AM MST Thu Dec 4 2025 ...DENSE FOG ADVISORY IN EFFECT UNTIL 10 AM MST THIS MORNING... .TODAY...Areas of dense fog in the morning. Mostly sunny. Highs 35 to 41. .TONIGHT...Partly cloudy. Lows 15 to 19. .FRIDAY...Mostly cloudy. Highs in the lower 40s. .FRIDAY NIGHT...Mostly cloudy. Lows 18 to 22. .SATURDAY...Mostly cloudy with a slight chance of rain and snow showers. Highs in the upper 40s. Northwest winds 15 to 25 mph with gusts up to 35 mph. Chance of precipitation 20 percent. .SATURDAY NIGHT...Mostly cloudy. Lows 16 to 20. .SUNDAY...Partly cloudy. Highs in the mid 40s. .SUNDAY NIGHT AND MONDAY...Mostly clear. Lows 16 to 20. Highs in the lower 50s. .MONDAY NIGHT...Mostly clear. Lows in the lower to mid 20s. .TUESDAY AND TUESDAY NIGHT...Partly cloudy. Highs in the mid 50s. Lows in the mid 20s to lower 30s. .WEDNESDAY...Mostly cloudy with a slight chance of rain and snow showers. Highs in the mid 50s. Chance of precipitation 20 percent. $$ COZ045-050300- Central and East Adams and Arapahoe Counties- Including Bennett, Byers, Deer Trail, and Leader 328 AM MST Thu Dec 4 2025 .TODAY...Patchy fog in the morning. Mostly sunny. Highs in the upper 30s. .TONIGHT...Mostly clear. Lows around 18. .FRIDAY...Mostly cloudy in the morning, then becoming partly cloudy. Highs in the lower 40s. .FRIDAY NIGHT...Partly cloudy. Lows in the lower 20s. South winds 10 to 15 mph with gusts up to 20 mph. .SATURDAY...Mostly cloudy with a slight chance of rain and snow showers. Highs in the mid 40s. Northwest winds 10 to 20 mph with gusts up to 30 mph. Chance of precipitation 20 percent. .SATURDAY NIGHT...Partly cloudy. Lows around 20. .SUNDAY AND SUNDAY NIGHT...Mostly clear. Highs in the lower 40s. Lows in the lower to mid 20s. .MONDAY AND MONDAY NIGHT...Mostly clear. Highs near 50. Lows in the mid 20s. .TUESDAY AND TUESDAY NIGHT...Partly cloudy. Highs in the 50s. Lows in the lower 30s. .WEDNESDAY...Partly cloudy with a slight chance of rain and snow showers. Highs in the mid 50s. Chance of precipitation 20 percent. $$ COZ048-050300- Logan County- Including Crook, Merino, Sterling, and Peetz 328 AM MST Thu Dec 4 2025 .TODAY...Patchy fog in the morning. Mostly sunny. Highs in the lower to mid 40s. West winds 10 to 15 mph with gusts up to 25 mph. .TONIGHT...Partly cloudy. Lows 18 to 22. West winds 10 to 15 mph with gusts up to 20 mph after midnight. .FRIDAY...Mostly cloudy. Highs in the lower 40s. Northwest winds 10 to 20 mph with gusts up to 30 mph. .FRIDAY NIGHT...Mostly cloudy. Lows in the lower 20s. .SATURDAY...Mostly cloudy with a slight chance of rain and snow showers. Highs in the mid to upper 40s. Northwest winds 15 to 25 mph with gusts up to 40 mph. Chance of precipitation 20 percent. .SATURDAY NIGHT AND SUNDAY...Partly cloudy. Lows 15 to 19. Highs in the mid to upper 40s. .SUNDAY NIGHT AND MONDAY...Mostly clear. Lows in the lower 20s. Highs in the mid 50s. .MONDAY NIGHT AND TUESDAY...Partly cloudy. Lows in the mid to upper 20s. Highs in the upper 50s. .TUESDAY NIGHT...Mostly cloudy. Lows in the lower to mid 30s. .WEDNESDAY...Mostly cloudy with a slight chance of rain and snow showers. Highs 52 to 58. Chance of precipitation 20 percent. $$ COZ049-050300- Washington County- Including Akron, Cope, Last Chance, and Otis 328 AM MST Thu Dec 4 2025 .TODAY...Patchy fog in the morning. Mostly sunny. Highs near 40. Southwest winds 10 to 15 mph with gusts up to 20 mph. .TONIGHT...Mostly clear. Lows 17 to 21. .FRIDAY...Mostly cloudy. Highs in the lower to mid 40s. Northwest winds 10 to 15 mph in the afternoon. .FRIDAY NIGHT...Partly cloudy. Lows in the lower 20s. South winds 10 to 15 mph with gusts up to 25 mph. .SATURDAY...Mostly cloudy with a slight chance of rain and snow showers. Highs in the mid 40s to lower 50s. Northwest winds 15 to 25 mph with gusts up to 40 mph. Chance of precipitation 20 percent. .SATURDAY NIGHT AND SUNDAY...Partly cloudy. Lows around 19. Highs in the mid 40s. .SUNDAY NIGHT THROUGH MONDAY NIGHT...Mostly clear. Lows in the lower to mid 20s. Highs in the lower 50s. .TUESDAY AND TUESDAY NIGHT...Partly cloudy. Highs in the mid to upper 50s. Lows in the lower 30s. .WEDNESDAY...Partly cloudy with a slight chance of rain and snow showers. Highs in the mid 50s. Chance of precipitation 20 percent. $$ COZ050-050300- Sedgwick County- Including Julesburg, Ovid, and Sedgwick 328 AM MST Thu Dec 4 2025 .TODAY...Mostly sunny. Highs in the lower 40s. Southwest winds 10 to 15 mph with gusts up to 25 mph. .TONIGHT...Mostly clear. Lows in the lower 20s. West winds 10 to 15 mph with gusts up to 20 mph after midnight. .FRIDAY...Mostly cloudy. Highs in the lower 40s. Northwest winds 10 to 20 mph with gusts up to 30 mph. .FRIDAY NIGHT...Mostly cloudy. Lows in the lower 20s. .SATURDAY...Mostly cloudy. Highs in the mid 40s. Northwest winds 15 to 25 mph with gusts up to 35 mph. .SATURDAY NIGHT...Mostly cloudy. Lows around 15. .SUNDAY...Partly cloudy. Highs in the mid 40s. .SUNDAY NIGHT AND MONDAY...Mostly clear. Lows in the lower 20s. Highs in the lower 50s. .MONDAY NIGHT AND TUESDAY...Partly cloudy. Lows in the upper 20s. Highs in the upper 50s. .TUESDAY NIGHT AND WEDNESDAY...Mostly cloudy. Lows in the lower 30s. Highs in the lower 50s. $$ COZ051-050300- Phillips County- Including Amherst, Haxtun, and Holyoke 328 AM MST Thu Dec 4 2025 .TODAY...Patchy fog early in the morning. Mostly sunny. Highs in the lower 40s. Southwest winds 10 to 15 mph with gusts up to 20 mph. .TONIGHT...Mostly clear. Lows around 20. .FRIDAY...Mostly cloudy in the morning, then becoming partly cloudy. Highs in the lower 40s. Northwest winds 10 to 15 mph with gusts up to 30 mph. .FRIDAY NIGHT...Mostly cloudy. Lows in the lower 20s. .SATURDAY...Mostly cloudy. Highs in the upper 40s. Northwest winds 15 to 25 mph with gusts up to 35 mph. .SATURDAY NIGHT AND SUNDAY...Partly cloudy. Lows around 15. Highs in the mid 40s. .SUNDAY NIGHT AND MONDAY...Mostly clear. Lows in the lower 20s. Highs in the mid 50s. .MONDAY NIGHT...Mostly clear. Lows in the mid 20s. .TUESDAY...Partly cloudy. Highs in the upper 50s. .TUESDAY NIGHT AND WEDNESDAY...Mostly cloudy. Lows in the lower 30s. Highs in the lower 50s. $$ COZ046-050300- North and Northeast Elbert County Below 6000 Feet/North Lincoln County- Including Agate, Hugo, Limon, and Matheson 328 AM MST Thu Dec 4 2025 .TODAY...Partly cloudy in the morning then clearing. Patchy fog in the morning. Highs in the mid to upper 30s. Southwest winds 10 to 15 mph in the morning, becoming light. .TONIGHT...Mostly clear. Lows 15 to 19. .FRIDAY...Mostly cloudy in the morning, then becoming partly cloudy. Highs in the lower 40s. .FRIDAY NIGHT...Partly cloudy. Lows 18 to 22. South winds 10 to 15 mph with gusts up to 25 mph. .SATURDAY...Partly cloudy. Highs in the mid to upper 40s. Northwest winds 20 to 25 mph with gusts up to 35 mph. .SATURDAY NIGHT...Partly cloudy. Lows 17 to 21. .SUNDAY AND SUNDAY NIGHT...Mostly clear. Highs in the lower 40s. Lows 18 to 22. .MONDAY AND MONDAY NIGHT...Mostly clear. Highs near 50. Lows 21 to 27. .TUESDAY THROUGH WEDNESDAY...Partly cloudy. Highs in the mid to upper 50s. Lows 26 to 32. $$ COZ047-050300- Southeast Elbert County Below 6000 Feet/South Lincoln County- Including Forder, Karval, Kutch, and Punkin Center 328 AM MST Thu Dec 4 2025 .TODAY...Mostly cloudy in the morning then clearing. Areas of fog in the morning. Highs in the lower to mid 30s. Southwest winds 10 to 15 mph in the morning, becoming light. .TONIGHT...Mostly clear. Lows 13 to 17. .FRIDAY...Partly cloudy. Highs in the lower to mid 40s. .FRIDAY NIGHT...Partly cloudy. Lows around 18. .SATURDAY...Partly cloudy. Highs in the mid to upper 40s. Northwest winds 10 to 15 mph with gusts up to 30 mph. .SATURDAY NIGHT...Partly cloudy. Lows around 18. .SUNDAY AND SUNDAY NIGHT...Mostly clear. Highs in the lower to mid 40s. Lows around 18. .MONDAY THROUGH TUESDAY...Mostly clear. Highs 48 to 56. Lows in the lower 20s. .TUESDAY NIGHT AND WEDNESDAY...Partly cloudy. Lows in the upper 20s. Highs in the lower to mid 50s. $$ COZ035-050300- Larimer and Boulder Counties Between 6000 and 9000 Feet- Including Estes Park, Glendevey, Nederland, and Red Feather Lakes 328 AM MST Thu Dec 4 2025 .TODAY...Mostly sunny. Patchy blowing snow in the afternoon. Highs 25 to 35. West winds 15 to 25 mph with gusts up to 35 mph. .TONIGHT...Partly cloudy with patchy blowing snow. Slight chance of snow showers after midnight. Windy. Lows 15 to 23. West winds 20 to 30 mph with gusts up to 40 mph. Chance of snow 10 percent. .FRIDAY...Partly cloudy. Chance of snow showers and patchy blowing snow in the morning, then a slight chance of snow showers in the afternoon. Highs 29 to 39. West winds 20 to 25 mph, diminishing to 10 to 15 mph in the afternoon. Gusts up to 35 mph. Chance of snow 30 percent. .FRIDAY NIGHT...Mostly cloudy with a 30 percent chance of snow showers. Lows 19 to 25. West winds 10 to 20 mph with gusts up to 40 mph. .SATURDAY...Mostly cloudy with a 50 percent chance of snow showers. Windy. Highs 30 to 40. West winds 20 to 30 mph with gusts up to 40 mph. .SATURDAY NIGHT...Mostly cloudy with a 20 percent chance of snow showers. Lows 17 to 23. .SUNDAY...Partly cloudy with a 10 percent chance of snow showers. Highs 28 to 38. .SUNDAY NIGHT...Partly cloudy. Lows 17 to 25. .MONDAY...Partly cloudy with a 10 percent chance of snow showers. Highs 34 to 44. .MONDAY NIGHT AND TUESDAY...Partly cloudy. Windy. Lows 23 to 31. Highs 38 to 48. .TUESDAY NIGHT...Mostly cloudy with a slight chance of rain and snow showers. Windy. Lows 30 to 38. Chance of precipitation 20 percent. .WEDNESDAY...Mostly cloudy with a chance of rain and snow showers. Windy. Highs 40 to 50. Chance of precipitation 40 percent. $$ COZ036-050300- Jefferson and West Douglas Counties Above 6000 Feet/Gilpin/Clear Creek/Northeast Park Counties Below 9000 Feet- Including Bailey, Central City, Evergreen, Georgetown, Idaho Springs, and Westcreek 328 AM MST Thu Dec 4 2025 .TODAY...Mostly sunny. Patchy blowing snow in the afternoon. Highs 28 to 38. West winds 10 to 15 mph in the afternoon. .TONIGHT...Partly cloudy. Lows 14 to 22. West winds 10 to 15 mph with gusts up to 30 mph. .FRIDAY...Partly cloudy. Highs 32 to 42. West winds 10 to 15 mph with gusts up to 25 mph in the morning, becoming light. .FRIDAY NIGHT...Partly cloudy with a 20 percent chance of snow showers. Lows 17 to 25. West winds 10 to 15 mph with gusts up to 30 mph. .SATURDAY...Mostly cloudy with a 30 percent chance of snow showers. Highs 33 to 43. West winds 10 to 20 mph with gusts up to 30 mph. .SATURDAY NIGHT...Partly cloudy with a 10 percent chance of snow showers. Lows 14 to 22. .SUNDAY AND SUNDAY NIGHT...Partly cloudy. Highs 31 to 41. Lows 16 to 24. .MONDAY AND MONDAY NIGHT...Partly cloudy. Highs 37 to 47. Lows 21 to 29. .TUESDAY AND TUESDAY NIGHT...Partly cloudy. Highs 42 to 52. Lows 29 to 35. .WEDNESDAY...Mostly cloudy with a slight chance of rain and snow showers. Highs 44 to 54. Chance of precipitation 20 percent. $$ COZ030-050300- Jackson County Below 9000 Feet- Including Gould, North Park, Rand, Spicer, and Walden 328 AM MST Thu Dec 4 2025 .TODAY...Patchy fog in the morning. Partly cloudy. Highs in the 20s. Southwest winds 10 to 20 mph with gusts up to 30 mph in the afternoon. Wind chill readings 5 below to 15 below zero in the morning. .TONIGHT...Mostly cloudy. Slight chance of snow in the evening, then a chance of snow after midnight. Lows 7 to 13. Southwest winds 10 to 15 mph with gusts up to 25 mph. Chance of snow 50 percent. .FRIDAY...Snow likely in the morning, then a chance of snow in the afternoon. Snow accumulation around 1 inch. Highs near 30. Southwest winds 10 to 15 mph with gusts up to 25 mph. Chance of snow 60 percent. .FRIDAY NIGHT...Snow and patchy blowing snow. Snow accumulation up to 3 inches possible. Lows 16 to 20. Southwest winds 20 to 25 mph with gusts up to 35 mph. .SATURDAY...Snow and patchy blowing snow. Snow accumulation up to 3 inches possible. Highs near 30. West winds 15 to 25 mph with gusts up to 35 mph. .SATURDAY NIGHT...Mostly cloudy with a 50 percent chance of snow. Lows 11 to 17. .SUNDAY...Mostly cloudy with a slight chance of snow and patchy blowing snow. Highs in the mid 20s to lower 30s. Chance of snow 20 percent. .SUNDAY NIGHT...Mostly cloudy with a 10 percent chance of snow. Lows 11 to 15. .MONDAY...Mostly cloudy with a 20 percent chance of snow. Highs in the lower to mid 30s. .MONDAY NIGHT...Mostly cloudy. Lows 15 to 19. .TUESDAY...Mostly cloudy with a 10 percent chance of snow. Highs in the mid to upper 30s. .TUESDAY NIGHT...Mostly cloudy with a 30 percent chance of snow. Lows in the lower to mid 20s. .WEDNESDAY...Mostly cloudy with a 40 percent chance of snow. Windy. Highs near 40. $$ COZ032-050300- Grand and Summit Counties Below 9000 Feet- Including Dillon, Fraser, Granby, Grand Lake, Hot Sulphur Springs, and Kremmling 328 AM MST Thu Dec 4 2025 .TODAY...Mostly cloudy in the morning, then becoming partly cloudy. Patchy fog in the morning. Highs in the mid to upper 20s. West winds 10 to 15 mph with gusts up to 20 mph in the afternoon. .TONIGHT...Partly cloudy in the evening, then mostly cloudy with a chance of snow after midnight. Lows 9 to 13. Chance of snow 40 percent. .FRIDAY...Snow likely in the morning, then a chance of snow in the afternoon. Snow accumulation around 1 inch. Highs 26 to 32. West winds 10 to 15 mph with gusts up to 20 mph in the afternoon. Chance of snow 60 percent. .FRIDAY NIGHT...Snow. Snow accumulation up to 3 inches possible. Lows 15 to 21. Southwest winds 10 to 15 mph with gusts up to 25 mph. .SATURDAY...Snow and patchy blowing snow. Snow accumulation up to 3 inches possible. Highs 28 to 34. West winds 10 to 20 mph with gusts up to 30 mph. .SATURDAY NIGHT...Snow likely. Lows 13 to 19. Chance of snow 60 percent. .SUNDAY...Mostly cloudy with a 40 percent chance of snow. Highs 25 to 31. .SUNDAY NIGHT...Partly cloudy. Lows 7 to 13. .MONDAY...Mostly cloudy with a 30 percent chance of snow. Highs 30 to 36. .MONDAY NIGHT...Mostly cloudy. Lows 12 to 18. .TUESDAY...Mostly cloudy with a 20 percent chance of snow. Highs 34 to 40. .TUESDAY NIGHT...Mostly cloudy with a 30 percent chance of snow. Lows 18 to 24. .WEDNESDAY...Mostly cloudy with a 40 percent chance of snow. Highs 36 to 42. $$ COZ037-050300- Central and Southeast Park County- Including Fairplay, Hartsel, Lake George, and South Park 328 AM MST Thu Dec 4 2025 .TODAY...Patchy fog in the morning. Mostly sunny. Highs 23 to 29. West winds 10 to 15 mph with gusts up to 25 mph in the afternoon. .TONIGHT...Mostly clear. Lows 6 to 12. West winds 10 to 15 mph with gusts up to 20 mph. .FRIDAY...Mostly sunny. Highs 27 to 35. West winds 10 to 15 mph with gusts up to 20 mph. .FRIDAY NIGHT...Partly cloudy with a 10 percent chance of snow showers. Lows 10 to 16. West winds 10 to 15 mph with gusts up to 25 mph. .SATURDAY...Mostly cloudy with a chance of snow showers and patchy blowing snow. Highs 28 to 36. West winds 20 to 25 mph with gusts up to 35 mph. Chance of snow 30 percent. .SATURDAY NIGHT...Partly cloudy with a 10 percent chance of snow showers. Lows 8 to 14. .SUNDAY AND SUNDAY NIGHT...Mostly clear. Highs 26 to 34. Lows 10 to 14. .MONDAY...Mostly sunny. Highs 32 to 40. .MONDAY NIGHT AND TUESDAY...Partly cloudy. Lows 15 to 19. Highs 36 to 44. .TUESDAY NIGHT...Partly cloudy. Lows in the 20s. .WEDNESDAY...Partly cloudy with a 10 percent chance of snow showers. Highs 39 to 47. $$ COZ033-050300- South and East Jackson/Larimer/North and Northeast Grand/ Northwest Boulder Counties Above 9000 Feet- Including Cameron Pass, Laramie and Medicine Bow Mountains, Rabbit Ears Range, Rocky Mountain National Park, and Willow Creek Pass 328 AM MST Thu Dec 4 2025 ...WINTER STORM WATCH IN EFFECT FROM FRIDAY AFTERNOON THROUGH SUNDAY MORNING... .TODAY...Partly cloudy. Patchy blowing snow in the afternoon. Highs 14 to 24. West winds 15 to 25 mph with gusts up to 40 mph. Wind chill readings 5 below to 15 below zero in the morning. .TONIGHT...Partly cloudy in the evening, then becoming mostly cloudy. Patchy blowing snow. Slight chance of snow in the evening, then a chance of snow after midnight. Lows 6 to 14. West winds 15 to 25 mph with gusts up to 40 mph. Chance of snow 50 percent. Wind chill readings 5 below to 15 below zero. .FRIDAY...Snow likely. Patchy blowing snow. Visibility one quarter mile or less at times in the afternoon. Snow accumulation of 1 to 2 inches. Highs 16 to 26. West winds 15 to 25 mph with gusts up to 40 mph. Chance of snow 70 percent. .FRIDAY NIGHT...Snow and patchy blowing snow. Snow accumulation of 3 to 6 inches possible. Lows 12 to 22. West winds 15 to 25 mph with gusts up to 45 mph. .SATURDAY...Snow and patchy blowing snow. Windy. Snow accumulation of 3 to 6 inches possible. Highs 17 to 27. West winds 20 to 30 mph with gusts up to 45 mph. .SATURDAY NIGHT...Snow likely and patchy blowing snow. Lows 10 to 18. Chance of snow 70 percent. .SUNDAY...Mostly cloudy with a chance of snow and patchy blowing snow. Highs 15 to 25. Chance of snow 50 percent. .SUNDAY NIGHT...Partly cloudy with a 20 percent chance of snow. Lows 7 to 17. .MONDAY...Mostly cloudy with a 40 percent chance of snow. Highs 20 to 30. .MONDAY NIGHT...Mostly cloudy with a 10 percent chance of snow. Lows 12 to 22. .TUESDAY...Mostly cloudy with a 20 percent chance of snow. Highs 25 to 35. .TUESDAY NIGHT...Mostly cloudy with a 30 percent chance of snow. Windy. Lows 19 to 29. .WEDNESDAY...Mostly cloudy with a 50 percent chance of snow. Highs 26 to 36. $$ COZ034-050300- 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 328 AM MST Thu Dec 4 2025 ...WINTER STORM WATCH IN EFFECT FROM FRIDAY AFTERNOON THROUGH SUNDAY MORNING... .TODAY...Partly cloudy. Patchy blowing snow in the afternoon. Highs 14 to 24. West winds 10 to 15 mph, increasing to 20 to 25 mph in the afternoon. Gusts up to 35 mph. .TONIGHT...Partly cloudy in the evening, then becoming mostly cloudy. Patchy blowing snow. Chance of snow after midnight. Lows 4 to 14. West winds 15 to 25 mph with gusts up to 35 mph. Chance of snow 40 percent. Wind chill readings 5 below to 15 below zero. .FRIDAY...Chance of snow and patchy blowing snow in the morning, then snow likely and patchy blowing snow in the afternoon. Visibility one quarter mile or less at times in the afternoon. Snow accumulation up to 2 inches. Highs 18 to 28. West winds 10 to 20 mph with gusts up to 35 mph. Chance of snow 70 percent. .FRIDAY NIGHT...Mostly cloudy with a chance of snow and patchy blowing snow. Lows 9 to 19. West winds 15 to 25 mph with gusts up to 40 mph. Chance of snow 40 percent. .SATURDAY...Snow and patchy blowing snow. Windy. Snow accumulation of 3 to 6 inches possible. Highs 18 to 28. West winds 20 to 30 mph with gusts up to 40 mph. .SATURDAY NIGHT...Snow likely and patchy blowing snow. Lows 7 to 17. Chance of snow 70 percent. .SUNDAY...Partly cloudy with a chance of snow and patchy blowing snow. Highs 16 to 26. Chance of snow 50 percent. .SUNDAY NIGHT...Partly cloudy. Lows 5 to 15. .MONDAY...Partly cloudy with a 30 percent chance of snow. Highs 22 to 32. .MONDAY NIGHT...Partly cloudy. Lows 11 to 21. .TUESDAY AND TUESDAY NIGHT...Mostly cloudy with a 20 percent chance of snow. Windy. Highs 27 to 37. Lows 18 to 28. .WEDNESDAY...Mostly cloudy with a 40 percent chance of snow. Highs 29 to 39. $$ COZ031-050300- West Jackson and West Grand Counties Above 9000 Feet- Including Mt Zirkel 328 AM MST Thu Dec 4 2025 ...WINTER WEATHER ADVISORY IN EFFECT FROM MIDNIGHT TONIGHT TO 5 PM MST FRIDAY... ...WINTER STORM WATCH IN EFFECT FROM FRIDAY AFTERNOON THROUGH SUNDAY MORNING... .TODAY...Partly cloudy. Patchy blowing snow in the afternoon. Highs 16 to 26. West winds 10 to 20 mph with gusts up to 30 mph. .TONIGHT...Patchy blowing snow. Chance of snow in the evening, then snow likely after midnight. Snow accumulation of 1 to 2 inches. Lows 8 to 14. Southwest winds 10 to 20 mph with gusts up to 30 mph. Chance of snow 70 percent. .FRIDAY...Snow and areas of blowing snow in the morning, then snow and patchy blowing snow in the afternoon. Snow accumulation of 4 to 6 inches. Highs 18 to 28. West winds 10 to 15 mph with gusts up to 25 mph. .FRIDAY NIGHT...Snow and blowing snow. Snow accumulation greater than 6 inches possible. Lows 16 to 22. Southwest winds 15 to 25 mph with gusts up to 40 mph. .SATURDAY...Snow and patchy blowing snow. Snow accumulation of 3 to 6 inches possible. Highs 20 to 30. West winds 15 to 25 mph with gusts up to 40 mph. .SATURDAY NIGHT...Snow and patchy blowing snow. Lows 12 to 18. .SUNDAY...Mostly cloudy with a chance of snow and patchy blowing snow. Highs 17 to 27. Chance of snow 50 percent. .SUNDAY NIGHT...Mostly cloudy with a 20 percent chance of snow. Lows 7 to 17. .MONDAY...Mostly cloudy with a 40 percent chance of snow. Highs 22 to 32. .MONDAY NIGHT...Mostly cloudy with a 10 percent chance of snow. Lows 12 to 22. .TUESDAY...Mostly cloudy with a 20 percent chance of snow. Highs 26 to 36. .TUESDAY NIGHT...Mostly cloudy with a 30 percent chance of snow. Lows 19 to 29. .WEDNESDAY...Mostly cloudy with a 50 percent chance of snow. Highs 28 to 38. $$