Peakflow Forecasts Header

MOHAWK--NEAR SPRINGFIELD
   State:  Oregon    County:  LANE
   Latitude:  44 5' 34" North    Longitude:  122 57' 20" West
   Elevation:  442 feet
   Supporting WFO:  Portland    
   Action Stage:  12.5'   Flood Stage:  15'   Moderate Flood Stage:  22'
   Major Flood Stage:  25'

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.

MOHAWK--NEAR SPRINGFIELD   (SPRO3)
Forecasts for Water Year 2026
Ensemble Date: 2026-07-15
 Forecast Period: July 15 to November 1
Exceedence
Probability 		Stage
feet 		Discharge
CFS 		Probable
Date of Peak
95 % 1.11 59 2026-08-21
90 % 1.47 117 2026-09-06
70 % 1.72 169 2026-10-10
50 % 2.29 306 2026-10-22
30 % 2.96 488 2026-10-28
10 % 4.85 1052 2026-10-31
05 % 5.48 1261 2026-11-01

Peakflow exceedence plot for SPRO3

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