In honor of this quirky American tradition, CNN iReport invited people to take a snapshot of their own shadows for a one-day photo challenge and then share their personal weather predictions.

CNN: Shadows aren't just for groundhogs

In honor of this quirky American tradition, CNN iReport is asking people to take a snapshot of their own shadows for a one-day photo challenge and share their own winter weather predictions.

CNN: Shadows aren't just for groundhogs

The STYLUS SZ-16 iHS's blazing fast autofocus and HDR Backlight Adjustment combine to take a collage of images at various exposure levels and blend them into one perfectly exposed photo regardless of difficult lighting.

ENGADGET: Olympus reveals SZ-15, SZ-16 superzoom cameras with upgraded sensors