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    • Current Conditions
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    • Air Quality
    • Daily Forecasts
    • Severe Weather
      • 3-Day Severe Outlook
      • Recent Storm Reports
    • Data
      • Daily Temperature Records & Normals
      • Past Weather Obs
  • Models
    • Model Browsers
      • GFS & NAM
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  • This Week in Colorado Weather: December 15, 2025

    This Week in Colorado Weather: December 15, 2025

    16 hours ago
    The Front Range has been defined by relentless warmth, gusty winds, and bone‑dry …
  • BoulderCAST Daily – Sun 12/14/25 | A warmup after the chilly yesterday afternoon

    BoulderCAST Daily – Sun 12/14/25 | A warmup after the chilly yesterday afternoon

    2 days ago
    🌡️ Warmth Returns with no sight of snow: Highs return close to 60 …
  • Announcing the 2025 First Snowfall Contest Winners

    Announcing the 2025 First Snowfall Contest Winners

    2 days ago
    Apologies for the delay, but with Boulder’s record-shattering latest first snow of the …

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Did You Know?

The 2013 Flood could have been much worse in Boulder. The heaviest rain fell on the city itself, not upstream. This limited how much water actually cascaded down Boulder Creek from the mountains.

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  • This Week in Colorado Weather: December 15, 2025
    This Week in Colorado Weather: December 15, 2025
  • BRACE FOR IMPACT: Our final thoughts as a brief snow squall & hurricane-force winds bear down on the Front Range!
    BRACE FOR IMPACT: Our final thoughts as a brief snow squall & hurricane-force winds bear down on the Front Range!
  • 15-day Ensemble Precipitation Forecasts (Premium)
    15-day Ensemble Precipitation Forecasts (Premium)
  • This Weekend in Colorado Weather: The December that has felt like October continues with bone dry warmth persisting into next week
    This Weekend in Colorado Weather: The December that has felt like October continues with bone dry warmth persisting into next week

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