Peakflow Forecasts Header

METHOW--NEAR PATEROS
   State:  Washington    County:  OKANOGAN
   Latitude:  48 4' 23" North    Longitude:  119 59' 27" West
   Elevation:  900 feet
   Supporting WFO:  Spokane    
   Action Stage:  9'   Flood Stage:  10'   Moderate Flood Stage:  11'
   Major Flood Stage:  
12'

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.

METHOW--NEAR PATEROS   (PATW1)
Forecasts for Water Year
2024
Ensemble Date: 2024-04-25
Forecast Period: April 25 to August 1
Exceedence
Probability
Stage
feet
Discharge
CFS
Probable
Date of Peak
95 % 5.40 4639 2024-05-12
90 % 5.51 4841 2024-05-13
70 % 5.93 5701 2024-05-18
50 % 6.27 6448 2024-05-22
30 % 6.58 7188 2024-05-26
10 % 7.13 8596 2024-06-02
05 % 7.35 9190 2024-06-06

Peakflow exceedence plot for PATW1

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