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| STILLAGUAMISH--NEAR ARLINGTON (ARLW1) |
County: SNOHOMISH State: WA |
| Elevation: 65 (feet) Latitude: 48 12' 13" Longitude: 122 7' 41" |
| Flood Stage: 14.00 (feet) Bankfull Stage: 12.50 (feet) |
| Error (feet) -- Lead Time in Hours | ||||||||||||
| Forecast Time (GMT) | 6 | 12 | 18 | 24 | 30 | 36 | 42 | 48 | 54 | 60 | 66 | 72 |
| 2021-04-30 15:43:00 | 0.077 | -0.148 | -0.777 | -0.545 | -0.278 | -0.275 | -0.286 | -0.272 | -0.283 | -0.201 | -0.13 | -0.067 |
| 2021-04-30 22:46:00 | -0.128 | -0.464 | -0.089 | 0.056 | -0.118 | -0.265 | -0.355 | -0.41 | -0.305 | -0.235 | -0.165 | -0.079 |
| 2021-05-01 17:12:00 | 0.006 | -0.053 | -0.081 | -0.103 | 0.0 | 0.144 | 0.171 | 0.168 | 0.247 | 0.251 | 0.314 | 0.205 |
| 2021-05-01 23:19:00 | -0.079 | -0.131 | -0.138 | -0.031 | 0.11 | 0.104 | 0.135 | 0.215 | 0.218 | 0.275 | 0.151 | -0.015 |
| 2021-05-02 18:08:00 | 0.159 | 0.091 | 0.074 | 0.154 | 0.161 | 0.22 | 0.089 | -0.078 | -0.154 | -0.176 | -0.332 | -0.282 |
| 2021-05-02 21:37:00 | 0.021 | -0.037 | -0.02 | 0.064 | 0.07 | 0.124 | -0.01 | -0.183 | -0.261 | -0.282 | -0.431 | -0.372 |
| 2021-05-03 16:09:00 | 0.054 | 0.03 | 0.062 | -0.048 | -0.189 | -0.246 | -0.256 | -0.402 | -0.342 | -0.228 | -0.168 | -0.235 |
| 2021-05-03 21:38:00 | -0.002 | 0.05 | -0.077 | -0.239 | -0.29 | -0.29 | -0.422 | -0.354 | -0.231 | -0.166 | -0.237 | -0.148 |
| 2021-05-04 16:29:00 | 0.066 | 0.072 | -0.149 | -0.347 | -0.289 | -0.179 | -0.092 | -0.082 | -0.021 | -0.048 | -0.179 | - - |
| 2021-05-04 21:40:00 | -0.022 | -0.067 | -0.245 | -0.218 | -0.128 | -0.061 | -0.045 | 0.026 | 0.03 | -0.064 | - - | - - |
| 2021-05-05 15:11:00 | 0.056 | 0.128 | 0.197 | 0.222 | 0.364 | 0.312 | 0.202 | - - | - - | - - | - - | - - |
| 2021-05-05 21:41:00 | 0.085 | 0.155 | 0.191 | 0.345 | 0.298 | 0.182 | - - | - - | - - | - - | - - | - - |
| 2021-05-06 15:21:00 | -0.006 | -0.047 | -0.158 | - - | - - | - - | - - | - - | - - | - - | - - | - - |
| 2021-05-06 21:35:00 | -0.011 | -0.047 | - - | - - | - - | - - | - - | - - | - - | - - | - - | - - |
| Percent Bias | 0.51 | -0.86 | -2.37 | -1.48 | -0.63 | -0.51 | -2.13 | -3.72 | -3.03 | -2.45 | -3.68 | -3.52 |
| Mean Absolute Error (feet) | 0.06 | 0.11 | 0.17 | 0.20 | 0.19 | 0.20 | 0.19 | 0.22 | 0.21 | 0.19 | 0.23 | 0.18 |
| RMSE (feet) | 0.07 | 0.15 | 0.25 | 0.25 | 0.22 | 0.21 | 0.23 | 0.26 | 0.23 | 0.21 | 0.25 | 0.21 |