National Weather Summary


  • Ridge over the western U.S.
  • Positively tilted trough over the central U.S.
  • Rain in Washington again
  • Strong high centered over the West
  • Low over Lake Superior, with a cold front extending westward into the Dakotas and a warm front extending southward into eastern Oklahoma / western Arkansas
  • High over the Northeast
  • Snow falling in Ohio and Pennsylvania
  • Weak low/trough off the Texas Coast
  • Rain falling in Louisiana and eastern Texas in association with the low pressure

2015Z visible satellite image:

2015Z infrared satellite image:

12Z 500 mb map:

2030Z surface analysis:

12Z snow cover map:

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