WPC Probabilistic Winter Precipitation Guidance

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24-Hour Probability of Snow Accumulating ≥ 1"
	Day 1				Day 2				Day 3
Valid for the 24-hour period ending:	00 UTC Sat Oct 05	06 UTC Sat Oct 05	12 UTC Sat Oct 05	18 UTC Sat Oct 05	00 UTC Sun Oct 06	06 UTC Sun Oct 06	12 UTC Sun Oct 06	18 UTC Sun Oct 06	00 UTC Mon Oct 07

24-Hour Probability of Snow Accumulating ≥ 2"
	Day 1				Day 2				Day 3
Valid for the 24-hour period ending:	00 UTC Sat Oct 05	06 UTC Sat Oct 05	12 UTC Sat Oct 05	18 UTC Sat Oct 05	00 UTC Sun Oct 06	06 UTC Sun Oct 06	12 UTC Sun Oct 06	18 UTC Sun Oct 06	00 UTC Mon Oct 07

24-Hour Probability of Snow Accumulating ≥ 4"
	Day 1				Day 2				Day 3
Valid for the 24-hour period ending:	00 UTC Sat Oct 05	06 UTC Sat Oct 05	12 UTC Sat Oct 05	18 UTC Sat Oct 05	00 UTC Sun Oct 06	06 UTC Sun Oct 06	12 UTC Sun Oct 06	18 UTC Sun Oct 06	00 UTC Mon Oct 07

24-Hour Probability of Snow Accumulating ≥ 6"
	Day 1				Day 2				Day 3
Valid for the 24-hour period ending:	00 UTC Sat Oct 05	06 UTC Sat Oct 05	12 UTC Sat Oct 05	18 UTC Sat Oct 05	00 UTC Sun Oct 06	06 UTC Sun Oct 06	12 UTC Sun Oct 06	18 UTC Sun Oct 06	00 UTC Mon Oct 07

24-Hour Probability of Snow Accumulating ≥ 8"
	Day 1				Day 2				Day 3
Valid for the 24-hour period ending:	00 UTC Sat Oct 05	06 UTC Sat Oct 05	12 UTC Sat Oct 05	18 UTC Sat Oct 05	00 UTC Sun Oct 06	06 UTC Sun Oct 06	12 UTC Sun Oct 06	18 UTC Sun Oct 06	00 UTC Mon Oct 07

24-Hour Probability of Snow Accumulating ≥ 12"
	Day 1				Day 2				Day 3
Valid for the 24-hour period ending:	00 UTC Sat Oct 05	06 UTC Sat Oct 05	12 UTC Sat Oct 05	18 UTC Sat Oct 05	00 UTC Sun Oct 06	06 UTC Sun Oct 06	12 UTC Sun Oct 06	18 UTC Sun Oct 06	00 UTC Mon Oct 07

24-Hour Probability of Snow Accumulating ≥ 18"
	Day 1				Day 2				Day 3
Valid for the 24-hour period ending:	00 UTC Sat Oct 05	06 UTC Sat Oct 05	12 UTC Sat Oct 05	18 UTC Sat Oct 05	00 UTC Sun Oct 06	06 UTC Sun Oct 06	12 UTC Sun Oct 06	18 UTC Sun Oct 06	00 UTC Mon Oct 07

Viewing Options

Choose an accumulation for the specified time:

Choose a 24-hour period for the specified amount:

00Z Oct 05
06Z Oct 05
12Z Oct 05
18Z Oct 05
00Z Oct 06
06Z Oct 06
12Z Oct 06
18Z Oct 06
00Z Oct 07

Map Overlays

State Boundaries

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


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