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  • BoulderCAST Daily – Wed 10/21/26 | Record-Setting Southwest Moisture Event Underway, But Denver Stays Dry

    BoulderCAST Daily – Wed 10/21/26 | Record-Setting Southwest Moisture Event Underway, But Denver Stays Dry

    18 hours ago
    🌊 Atmospheric Firehose Southwest — A rare combination of Pineapple Express moisture and …
  • BoulderCAST Daily – Tue 10/20/26 | 70s Return as Colorado’s Next Soaking Storm Targets the San Juans (Again)

    BoulderCAST Daily – Tue 10/20/26 | 70s Return as Colorado’s Next Soaking Storm Targets the San Juans (Again)

    2 days ago
    🌤️ Dry & Warmer – Mountain rain and snow showers continue today, but …
  • BoulderCAST Daily – Sun 10/18/26 | Warm and Sunny

    BoulderCAST Daily – Sun 10/18/26 | Warm and Sunny

    4 days ago
    ☀️ Mild and dry into midweek  — Highs hover in the low to …

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Did You Know?

When the skies are clear and conditions are calm, katabatic winds will often infiltrate the city of Boulder right after sunset. These winds are caused by cool, dense air flowing down from the Foothills. In Boulder, the wind direction is usually a hair north of westerly.

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