National Weather Service United States Department of Commerce

Strengthening Storm in the Upper Great Lakes; Thunderstorms in the Ohio Valley and Mid-Atlantic

A strengthening storm system over the Upper Great Lakes will bring moderate to heavy snow to the Upper Peninsula of Michigan through Tuesday morning. Ahead of this system, strong to severe storms may develop over the Ohio Valley, portions of the Appalachians, and the Mid Atlantic Monday. Read More >

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ZTL Sector Maps based on lowest Flight Category - Experimental

Plotted Pireps are updated every 5 minutes, for all flight levels and include Pireps from 2 hours previous.

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The map is displaying PIREPs using the following icons:

  Severe Turbulence
  Moderate Turbulence
  Light Turbulence
  Severe Clear Icing
  Severe Mixed Icing
  Severe Rime Icing
  Moderate Clear Icing
  Moderate Mixed Icing
  Moderate Rime Icing
  Light Clear Icing
  Light Mixed Icing
  Light Rime Icing

Unknown / General PIREP