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: 2026-01-16
Forecast Period: January 16 to May 1
Exceedence
Probability
Stage
feet
Discharge
CFS
Probable
Date of Peak
95 % 10.54 958 2026-01-28
90 % 10.65 1050 2026-01-30
70 % 11.17 1542 2026-02-11
50 % 12.20 2796 2026-02-25
30 % 13.17 4295 2026-03-24
10 % 14.88 7771 2026-04-12
05 % 15.84 10200 2026-04-18

Peakflow exceedence plot for MCMW1

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