Peakflow Forecasts Header

PUYALLUP--NEAR ORTING
   State:  Washington    County:  PIERCE
   Latitude:  47 2' 22" North    Longitude:  122 12' 24" West
   Elevation:  353 feet
   Supporting WFO:  Seattle    

Forecasts are calculated from a forecast time series that approximates flow at a 6 hour time step interval. Observed instantaneous peaks can be higher than model forecast peaks.

PUYALLUP--NEAR ORTING   (ORTW1)
Forecasts for Water Year
2024
Ensemble Date: 2024-03-28
Forecast Period: March 28 to July 1
Exceedence
Probability
Stage
feet
Discharge
CFS
Probable
Date of Peak
95 % 6.53 1275 2024-04-10
90 % 6.59 1334 2024-04-11
70 % 7.02 1778 2024-05-08
50 % 7.38 2234 2024-05-29
30 % 7.60 2556 2024-06-06
10 % 7.91 3077 2024-06-14
05 % 8.60 4571 2024-06-21

Peakflow exceedence plot for ORTW1

 Click to download runoff traces used in forecast.  Click for comma delimited data used in plot.csv icon