Peakflow Forecasts Header

MINERAL CREEK--NEAR MINERAL
   State:  Washington    County:  LEWIS
   Latitude:  46 44' 0" North    Longitude:  122 9' 0" West
   Elevation:  1340 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.

MINERAL CREEK--NEAR MINERAL   (MCMW1)
Forecasts for Water Year
2026
Ensemble Date: 2026-06-05
Forecast Period: June 5 to October 1
Exceedence
Probability
Stage
feet
Discharge
CFS
Probable
Date of Peak
95 % 8.75 93 2026-06-07
90 % 8.75 93 2026-06-07
70 % 8.79 103 2026-06-19
50 % 8.90 130 2026-07-14
30 % 9.26 248 2026-09-13
10 % 9.70 441 2026-09-30
05 % 10.22 753 2026-10-01

Peakflow exceedence plot for MCMW1

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