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Experimental Winter Storm Outlook (WSO)
The Winter Storm Outlook is experimental and does not depict official warnings, and should always be used in context with official NWS forecasts and warnings. Because this product is experimental, it may not update in a timely fashion. Always check the creation and valid times. For more information, please refer to the following links:Product/Service Description Document

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Probability of Exceeding 24-Hr Warning Criteria (Snowfall)

Probability of Exceeding 24-Hr Warning Criteria (Freezing Rain)

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CWAs Counties
RFCs FEMA Regions
States NWS Forecast Zones
Urban Areas ARTCC/FIR

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