Active Spring Like Pattern Across the Eastern Half of the Country

The second storm will track across central and eastern portion of the country this weekend. Heavy wintry precipitation will affect the northern Plains to the upper peninsula of Michigan. Severe thunderstorms are expected along and ahead of the cold front, where very large hail, damaging winds and a few tornadoes are possible from the mid-Mississippi and Ohio Valleys to southern Plains. Read More >

The Pacific Streamline Analysis is a Forecast Chart produced by the National Weather Service located in Honolulu, Hawaii.

A streamline analysis is a depiction of the surface wind field. Streamlines are drawn parallel to the wind. Surface meteorological features are then analyzed and drawn on to the chart using weather symbols. For more information on what these weather symbols represent, see the Symbols & Test Chart below.

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