Satellite Image of the Day: April 5, 2007
(click here for previous images of the day from RUSMART)

NOAA's Hydrometeorologial Prediction Center (HPC) "Daily National Forecast" image shows a daily national weather prediction

NOAA's National Hurricane Center

Satellites: NOAA-15, NOAA 16, NOAA 17 and NOAA-18, part of NOAA's 850km-high (530 mile-high) Polar Orbiting satellites

Anatomy of a cold front

The image below shows the jet stream dipping down from Canada, bringing with it a blast of cold air.
Daytime highs in this clear-but-cold area were more than 10⁰F colder than usual for this time of the year.
This cold blast follows the typical counterclockwise path exhibited by northern hemisphere weather patterns.

Click on the image below for a high-resolution picture (>300k).