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Hailstone (Upper Buffalo) — Predictions: 2026-08-26

Rise predictions issued: 3
No-rise claims (quiet / too light) issued: 0
Settled (18-h window passed): 3

Issued 2026-08-27 00:21

Metric Predicted Actual Error
Peak CFS 46 CFS 2 CFS -45 CFS
Peak time 2026-08-27 00:51 2026-08-26 19:30

Moisture: NORMAL (0.86" 7-day, x1.00)
Confidence: high — Well-calibrated (15 events)
Engine:

Band contributions

Band Precip Rise Arrival Intensity
1 0.41" 84 CFS 00:22 MODERATE

Issued 2026-08-26 23:21

Metric Predicted Actual Error
Peak CFS 48 CFS 2 CFS -46 CFS
Peak time 2026-08-26 23:51 2026-08-26 18:30

Moisture: NORMAL (0.79" 7-day, x1.00)
Confidence: high — Well-calibrated (15 events)
Engine:

Band contributions

Band Precip Rise Arrival Intensity
1 0.33" 68 CFS 00:06 MODERATE

Issued 2026-08-26 22:21

Metric Predicted Actual Error
Peak CFS 24 CFS 2 CFS -22 CFS
Peak time 2026-08-26 23:51 2026-08-26 18:15

Moisture: NORMAL (0.61" 7-day, x1.00)
Confidence: high — Well-calibrated (15 events)
Engine:

Band contributions

Band Precip Rise Arrival Intensity
1 0.16" 33 CFS 23:34 MODERATE
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