Hailstone (Upper Buffalo) — Predictions: 2026-06-07
Predictions issued: 5
Settled (peak window passed): 5
Issued 2026-06-07 21:21
| Metric |
Predicted |
Actual |
Error |
| Peak CFS |
212 CFS |
163 CFS |
-48 CFS |
| Peak time |
2026-06-07 21:51 |
2026-06-07 18:30 |
— |
Moisture: WET (2.35" 7-day, x1.50)
Confidence: high — Well-calibrated (5 events)
Band contributions
| Band |
Precip |
Rise |
Arrival |
Intensity |
| 1 |
0.51" |
177 CFS |
21:05 |
MODERATE |
Issued 2026-06-07 20:21
| Metric |
Predicted |
Actual |
Error |
| Peak CFS |
280 CFS |
163 CFS |
-117 CFS |
| Peak time |
2026-06-07 20:51 |
2026-06-07 15:30 |
— |
Moisture: WET (2.29" 7-day, x1.50)
Confidence: high — Well-calibrated (5 events)
Band contributions
| Band |
Precip |
Rise |
Arrival |
Intensity |
| 1 |
0.45" |
156 CFS |
20:53 |
MODERATE |
Issued 2026-06-07 19:21
| Metric |
Predicted |
Actual |
Error |
| Peak CFS |
196 CFS |
165 CFS |
-31 CFS |
| Peak time |
2026-06-07 19:51 |
2026-06-07 15:00 |
— |
Moisture: WET (2.00" 7-day, x1.50)
Confidence: high — Well-calibrated (5 events)
Band contributions
| Band |
Precip |
Rise |
Arrival |
Intensity |
| 1 |
0.16" |
39 CFS |
19:37 |
LIGHT |
Issued 2026-06-07 18:21
| Metric |
Predicted |
Actual |
Error |
| Peak CFS |
197 CFS |
169 CFS |
-28 CFS |
| Peak time |
2026-06-07 18:51 |
2026-06-07 13:30 |
— |
Moisture: WET (1.98" 7-day, x1.50)
Confidence: high — Well-calibrated (5 events)
Band contributions
| Band |
Precip |
Rise |
Arrival |
Intensity |
| 1 |
0.15" |
37 CFS |
18:49 |
LIGHT |
Issued 2026-06-07 06:21
| Metric |
Predicted |
Actual |
Error |
| Peak CFS |
240 CFS |
102 CFS |
-138 CFS |
| Peak time |
2026-06-07 06:51 |
2026-06-07 01:30 |
— |
Moisture: WET (1.83" 7-day, x1.50)
Confidence: high — Well-calibrated (5 events)
Band contributions
| Band |
Precip |
Rise |
Arrival |
Intensity |
| 1 |
0.74" |
305 CFS |
06:17 |
HEAVY |