WPC Probabilistic Winter Precipitation Guidance

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24-Hour Snowfall Accumulation - 5^th Percentile
	Day 1				Day 2				Day 3
Valid for the 24-hour period ending:	12Z Tue Dec 23	18Z Tue Dec 23	00Z Wed Dec 24	06Z Wed Dec 24	12Z Wed Dec 24	18Z Wed Dec 24	00Z Thu Dec 25	06Z Thu Dec 25	12Z Thu Dec 25

24-Hour Snowfall Accumulation - 10^th Percentile
	Day 1				Day 2				Day 3
Valid for the 24-hour period ending:	12Z Tue Dec 23	18Z Tue Dec 23	00Z Wed Dec 24	06Z Wed Dec 24	12Z Wed Dec 24	18Z Wed Dec 24	00Z Thu Dec 25	06Z Thu Dec 25	12Z Thu Dec 25

24-Hour Snowfall Accumulation - 25^th Percentile
	Day 1				Day 2				Day 3
Valid for the 24-hour period ending:	12Z Tue Dec 23	18Z Tue Dec 23	00Z Wed Dec 24	06Z Wed Dec 24	12Z Wed Dec 24	18Z Wed Dec 24	00Z Thu Dec 25	06Z Thu Dec 25	12Z Thu Dec 25

24-Hour Snowfall Accumulation - 50^th Percentile
	Day 1				Day 2				Day 3
Valid for the 24-hour period ending:	12Z Tue Dec 23	18Z Tue Dec 23	00Z Wed Dec 24	06Z Wed Dec 24	12Z Wed Dec 24	18Z Wed Dec 24	00Z Thu Dec 25	06Z Thu Dec 25	12Z Thu Dec 25

24-Hour Snowfall Accumulation - 75^th Percentile
	Day 1				Day 2				Day 3
Valid for the 24-hour period ending:	12Z Tue Dec 23	18Z Tue Dec 23	00Z Wed Dec 24	06Z Wed Dec 24	12Z Wed Dec 24	18Z Wed Dec 24	00Z Thu Dec 25	06Z Thu Dec 25	12Z Thu Dec 25

24-Hour Snowfall Accumulation - 90^th Percentile
	Day 1				Day 2				Day 3
Valid for the 24-hour period ending:	12Z Tue Dec 23	18Z Tue Dec 23	00Z Wed Dec 24	06Z Wed Dec 24	12Z Wed Dec 24	18Z Wed Dec 24	00Z Thu Dec 25	06Z Thu Dec 25	12Z Thu Dec 25

24-Hour Snowfall Accumulation - 95^th Percentile
	Day 1				Day 2				Day 3
Valid for the 24-hour period ending:	12Z Tue Dec 23	18Z Tue Dec 23	00Z Wed Dec 24	06Z Wed Dec 24	12Z Wed Dec 24	18Z Wed Dec 24	00Z Thu Dec 25	06Z Thu Dec 25	12Z Thu Dec 25

Viewing Options

Choose a percentile for the specified time:

Choose a 24-hour period for the specified percentile:

12Z Dec 23
18Z Dec 23
00Z Dec 24
06Z Dec 24
12Z Dec 24
18Z Dec 24
00Z Dec 25
06Z Dec 25
12Z Dec 25

Map Overlays

Accumulation Contours

(Note: The GRIB2 download page contains 4 directories corresponding to the accumulation period of the forecast)


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