National Weather Service United States Department of Commerce

Tracking Areas of Severe Thunderstorms, Critical Fire Weather, and Winter Weather

Strong to severe thunderstorms will bring scattered to widespread damaging winds and possibly several tornadoes overnight and Monday from the Ohio Valley into the Southeast U.S. Elevated to critical fire weather conditions will continue Monday over the southern High Plains. A Pacific storm will continue heavy mountain snow and gusty winds in California through Monday. Read More >

 

 

ZDC SA Display-Winter
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WWD Snow and Ice Accumulations
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Day 2
Day 3
Days 1-2
Days 2-3
Days 1-3

 

72 Hour Watch Collaborator (12 Hour Criteria)
72 Hour Watch Collaborator (24 Hour Criteria)

 

Day 4-7 Probability of At Least 0.25" Liquid Equivalent Snow/Sleet
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Day 5
Day 6
Day 7

 

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Ensemble And Probabilistic Snowfall Accumulations
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WPC 10th Percentile Snowfall
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Hours 24-48
Hours 48-72

 

WPC 50th Percentile Snowfall
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WPC 90th Percentile Snowfall
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Hours 24-48
Hours 48-72

 

 

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WPC Ensemble Probabilistic Ice Accumulations
Greater Than 0.01 Inches
Hour 0-24
Hours 24-48
Hours 48-72

 

Greater Than 0.10 Inches
Hour 0-24
Hours 24-48
Hours 48-72

 

Greater Than 0.25 Inches
Hour 0-24
Hours 24-48
Hours 48-72

 

 

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HREF Snowfall
00-00Z Mean Snow
00-00Z Max Snow
00-00Z Prob >4"
00-00Z Prob >8"
00-00Z Prob >12"

 

12-12Z Mean Snow
12-12Z Max Snow
12-12Z Prob >4"
12-12Z Prob >8"
12-12Z Prob >12"

 

Quick Jumps:
WWD
Ensemble Snowfall
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