It was raining as I started my drive to the trailhead, so I wasn't very optimistic about a good day of hiking.  The closer I got to trailhead, the more the rain changed to snow, so things were looking up.

Be sure to click on these thumbnail photos for larger versions.

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1. The trail shortly after leaving the Wild Basin trailhead.  The snow wasn't accumulating on the ground yet but was on vegetation.

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2. St Vrain Creek.

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3. Snow accumulating on vegetation along the trail.

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4. The bridge at Calypso Cascades.

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5. Calypso Cascades.

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6. A small side stream.

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7. Ouzel Falls.

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8. The trail past the Lion Lake split.

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9. Thunder Lake.  The falling snow obscured all the nearby peaks.

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10. Thunder Lake.