National Weather Service United States Department of Commerce

Heavy precipitation for parts of the Pacific Northwest

Moisture will continue to stream into the Pacific Northwest for the next several days. Heavy rain will continue along the coast, while heavy snow will impact the highest elevations of the Cascades. In the northern Plains and Upper Great Lakes, more arctic air will bring periods of snow, blustery winds and cold wind chills. Light snow is also possible in New England and the Ohio Valley. Read More >

Upper Air Maps

 

The upper air maps are updated twice a day. They are updated once in the morning (typically between 7am and 9am central time) - these are called the 12z maps. They are also updated once in the evening (typically between 7pm and 9pm central time) - these are called the 00z maps.

Upper Air Maps From Storm Prediction Center
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Morning Maps
Evening Maps

Additional Links

Upper Air Maps - current, unanalyzed, and archived maps from SPC
Upper Air Data - upper air maps, soundings, and wind profiler information from NCAR
Soundings - upper air soundings from across the United States from SPC
SPC Mesoanalysis - real-time objectively analyzed maps from SPC, with a focus on severe weather parameters
Composite Map - interactive map where you can overlay several different weather maps