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48-72 h Forecast valid 12 UTC 26 Dec – 12 UTC 27 Dec. Prob > 8”. Prob > 12”. HPC Forecast issued 7 UTC 24 Dec SREF Forecast from 3 UTC 24 Dec. DC: ~20% NYC: ~30% BOS: ~40%. DC: ~1% NYC: ~1% BOS: ~0%. DC: ~0% NYC: ~0% BOS: ~0%. Prob > 2”. DC: ~8% NYC: ~15% BOS: ~30%. DC: ~1%
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48-72 h Forecast valid 12 UTC 26 Dec – 12 UTC 27 Dec Prob > 8” Prob > 12” HPC Forecast issued 7 UTC 24 DecSREF Forecast from 3 UTC 24 Dec DC: ~20% NYC: ~30% BOS: ~40% DC: ~1% NYC: ~1% BOS: ~0% DC: ~0% NYC: ~0% BOS: ~0% Prob > 2” DC: ~8% NYC: ~15% BOS: ~30% DC: ~1% NYC: ~4% BOS: ~4% DC: ~1% NYC: ~4% BOS: ~0%
HPC Forecast issued 7 UTC 25 DecSREF Forecast from 3 UTC 25 Dec 24-48 h Forecast valid 12 UTC 26 Dec – 12 UTC 27 Dec Prob > 8” Prob > 12” DC: ~50% NYC: ~70% BOS: ~80% DC: ~20% NYC: ~30% BOS: ~40% DC: ~10% NYC: ~10% BOS: ~10% Prob > 2” DC: ~35% NYC: >30% BOS: >30% DC: ~20% NYC: >30% BOS: >30% DC: ~4% NYC: ~20% BOS: ~10%
HPC Forecast issued 7 UTC 26 DecSREF Forecast from 3 UTC 26 Dec 0-24 h Forecast valid 12 UTC 26 Dec – 12 UTC 27 Dec Prob > 8” Prob > 12” DC: ~70% NYC: ~100% BOS: ~95% DC: ~30% NYC: ~90% BOS: ~70% DC: ~20% NYC: ~60% BOS: ~40% Prob > 2” DC: ~50% NYC: >60% BOS: >60% DC: ~10% NYC: >50% BOS: >40% DC: ~5% NYC: ~40% BOS: ~30%