Cossatot River — Predictions: 2026-05-27
Predictions issued: 9
Settled (peak window passed): 9
Issued 2026-05-28 05:09
| Metric |
Predicted |
Actual |
Error |
| Peak height |
4.80 ft |
4.46 ft |
-0.34 ft |
| Peak time |
2026-05-28 06:39 |
2026-05-28 00:15 |
— |
Moisture: WET (2.90" 7-day, x1.50)
Confidence: high — Well-calibrated (19 events)
Band contributions
| Band |
Precip |
Rise |
Arrival |
Intensity |
| 3 |
1.26" |
1.60 ft |
03:51 |
HEAVY |
| 4 |
1.21" |
0.89 ft |
06:25 |
HEAVY |
| 5 |
1.25" |
0.53 ft |
08:22 |
MODERATE |
Issued 2026-05-28 04:09
| Metric |
Predicted |
Actual |
Error |
| Peak height |
4.36 ft |
4.46 ft |
+0.10 ft |
| Peak time |
2026-05-28 04:39 |
2026-05-28 00:15 |
— |
Moisture: WET (2.83" 7-day, x1.50)
Confidence: high — Well-calibrated (18 events)
Band contributions
| Band |
Precip |
Rise |
Arrival |
Intensity |
| 3 |
1.24" |
1.56 ft |
03:44 |
HEAVY |
| 4 |
1.05" |
0.77 ft |
05:42 |
HEAVY |
| 5 |
0.99" |
0.42 ft |
07:14 |
MODERATE |
Issued 2026-05-28 03:09
| Metric |
Predicted |
Actual |
Error |
| Peak height |
4.23 ft |
4.42 ft |
+0.19 ft |
| Peak time |
2026-05-28 03:39 |
2026-05-27 23:45 |
— |
Moisture: WET (2.80" 7-day, x1.50)
Confidence: high — Well-calibrated (18 events)
Band contributions
| Band |
Precip |
Rise |
Arrival |
Intensity |
| 3 |
1.21" |
1.53 ft |
03:38 |
HEAVY |
| 4 |
1.01" |
0.75 ft |
05:33 |
HEAVY |
| 5 |
0.97" |
0.41 ft |
07:07 |
MODERATE |
Threshold crossings
- low_floatable_up: 2026-05-28 03:39
Issued 2026-05-28 02:09
| Metric |
Predicted |
Actual |
Error |
| Peak height |
4.03 ft |
4.42 ft |
+0.39 ft |
| Peak time |
2026-05-28 03:39 |
2026-05-27 23:45 |
— |
Moisture: WET (2.80" 7-day, x1.50)
Confidence: medium — Predicted rise exceeds observed range
Band contributions
| Band |
Precip |
Rise |
Arrival |
Intensity |
| 2 |
1.35" |
3.84 ft |
01:34 |
INTENSE |
| 3 |
1.21" |
1.53 ft |
03:38 |
HEAVY |
| 4 |
1.01" |
0.75 ft |
05:33 |
HEAVY |
| 5 |
0.97" |
0.41 ft |
07:07 |
MODERATE |
Threshold crossings
- low_floatable_up: 2026-05-28 02:39
Issued 2026-05-28 01:09
| Metric |
Predicted |
Actual |
Error |
| Peak height |
5.70 ft |
3.76 ft |
-1.94 ft |
| Peak time |
2026-05-28 01:39 |
2026-05-27 22:30 |
— |
Moisture: WET (2.80" 7-day, x1.50)
Confidence: medium — Predicted rise exceeds observed range
Band contributions
| Band |
Precip |
Rise |
Arrival |
Intensity |
| 2 |
1.35" |
3.84 ft |
01:34 |
INTENSE |
| 3 |
1.21" |
1.53 ft |
03:38 |
HEAVY |
| 4 |
1.01" |
0.75 ft |
05:33 |
HEAVY |
| 5 |
0.95" |
0.40 ft |
07:04 |
MODERATE |
Threshold crossings
- too_low_up: 2026-05-28 01:39
- low_floatable_up: 2026-05-28 01:39
- optimal_up: 2026-05-28 01:39
- above_recommended_up: 2026-05-28 01:39
Issued 2026-05-28 00:09
| Metric |
Predicted |
Actual |
Error |
| Peak height |
5.55 ft |
3.76 ft |
-1.79 ft |
| Peak time |
2026-05-28 01:39 |
2026-05-27 22:30 |
— |
Moisture: WET (2.64" 7-day, x1.50)
Confidence: medium — Predicted rise exceeds observed range
Band contributions
| Band |
Precip |
Rise |
Arrival |
Intensity |
| 2 |
1.31" |
3.76 ft |
01:31 |
INTENSE |
| 3 |
1.07" |
1.35 ft |
03:25 |
HEAVY |
| 4 |
0.73" |
0.54 ft |
04:56 |
HEAVY |
| 5 |
0.60" |
0.25 ft |
06:08 |
MODERATE |
Threshold crossings
- too_low_up: 2026-05-28 00:39
- low_floatable_up: 2026-05-28 00:39
- optimal_up: 2026-05-28 01:39
- above_recommended_up: 2026-05-28 01:39
Issued 2026-05-27 23:09
| Metric |
Predicted |
Actual |
Error |
| Peak height |
3.00 ft |
3.15 ft |
+0.15 ft |
| Peak time |
2026-05-27 23:39 |
2026-05-27 20:30 |
— |
Moisture: WET (1.97" 7-day, x1.50)
Confidence: high — Well-calibrated (18 events)
Band contributions
| Band |
Precip |
Rise |
Arrival |
Intensity |
| 2 |
0.40" |
0.56 ft |
23:58 |
LIGHT |
| 3 |
0.37" |
0.39 ft |
02:00 |
MODERATE |
| 4 |
0.32" |
0.14 ft |
03:18 |
LIGHT |
| 5 |
0.31" |
0.09 ft |
04:40 |
LIGHT |
Threshold crossings
- too_low_up: 2026-05-27 23:39
Issued 2026-05-27 22:09
| Metric |
Predicted |
Actual |
Error |
| Peak height |
2.94 ft |
3.15 ft |
+0.21 ft |
| Peak time |
2026-05-27 23:39 |
2026-05-27 20:30 |
— |
Moisture: WET (1.83" 7-day, x1.50)
Confidence: high — Well-calibrated (18 events)
Band contributions
| Band |
Precip |
Rise |
Arrival |
Intensity |
| 2 |
0.28" |
0.39 ft |
23:26 |
LIGHT |
| 3 |
0.18" |
0.14 ft |
00:46 |
LIGHT |
| 4 |
0.20" |
0.09 ft |
02:07 |
LIGHT |
| 5 |
0.19" |
0.06 ft |
03:27 |
LIGHT |
Issued 2026-05-27 21:09
| Metric |
Predicted |
Actual |
Error |
| Peak height |
2.78 ft |
2.84 ft |
+0.06 ft |
| Peak time |
2026-05-27 22:39 |
2026-05-27 19:30 |
— |
Moisture: WET (1.76" 7-day, x1.50)
Confidence: high — Well-calibrated (18 events)
Band contributions
| Band |
Precip |
Rise |
Arrival |
Intensity |
| 1 |
0.15" |
0.30 ft |
20:41 |
LIGHT |
| 2 |
0.14" |
0.21 ft |
22:45 |
LIGHT |
| 3 |
0.14" |
0.10 ft |
00:19 |
LIGHT |
| 4 |
0.18" |
0.08 ft |
01:58 |
LIGHT |
| 5 |
0.19" |
0.06 ft |
03:22 |
LIGHT |