National Weather Service California Nevada River Forecast Center Department of Commerce National Oceanic and Atmospheric Administration National Weather Service

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MIDDLE FORK AMERICAN RIVER - FORESTHILL (MFAC1)
Latitude: 39.01º NLongitude: 120.76º WElevation: 1070 FeetForecast Type: Unofficial Location
Location: Placer County in CaliforniaBulletin Group: Lower SacramentoRiver Group: American
Issuance Time: Apr 11 2026 at 9:05 AM PDTNext Issuance: Apr 12 2026 at 9:00 AM PDT
Action/Monitor: N/A Minor Flood: N/A Moderate Flood: N/A Major Flood: N/A


# Tabular Observed and Forecast Hydrograph Information
#
# Location: Middle Fork American River - Foresthill (MFAC1)
#
# File Generation Time:  04/11/2026 at 09:07 AM PDT
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  04/11/2026 at 08:00 AM PDT
# Maximum Observed Stage:                       10.18 Feet
# Maximum Observed Flow:                        1218 cfs
#
# Earliest Date & Time of Maximum Forecast:     04/12/2026 at 11:00 AM PDT
# Maximum Forecast Stage:                       12.22 Feet
# Maximum Forecast Flow:                        3208 cfs
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Observed Status
# ---------------------------------------------------------------------------------
  04/06/2026 09 AM PDT            9.80            985                Not Applicable
  04/06/2026 10 AM PDT            9.80            985         0      Not Applicable
  04/06/2026 11 AM PDT            9.87           1029         +      Not Applicable
  04/06/2026 12 PM PDT            9.84           1010         -      Not Applicable
  04/06/2026 01 PM PDT            9.85           1017         +      Not Applicable
  04/06/2026 02 PM PDT            9.85           1017         0      Not Applicable
  04/06/2026 03 PM PDT            9.87           1029         +      Not Applicable
  04/06/2026 04 PM PDT            9.86           1023         -      Not Applicable
  04/06/2026 05 PM PDT            9.87           1029         +      Not Applicable
  04/06/2026 06 PM PDT            9.83           1004         -      Not Applicable
  04/06/2026 07 PM PDT            9.86           1023         +      Not Applicable
  04/06/2026 08 PM PDT            9.81            991         -      Not Applicable
  04/06/2026 09 PM PDT            9.80            985         -      Not Applicable
  04/06/2026 10 PM PDT            9.83           1004         +      Not Applicable
  04/06/2026 11 PM PDT            9.81            991         -      Not Applicable
  04/07/2026 12 AM PDT            9.87           1029         +      Not Applicable
  04/07/2026 01 AM PDT            9.84           1010         -      Not Applicable
  04/07/2026 02 AM PDT            9.83           1004         -      Not Applicable
  04/07/2026 03 AM PDT            9.81            991         -      Not Applicable
  04/07/2026 04 AM PDT            9.83           1004         +      Not Applicable
  04/07/2026 05 AM PDT            9.83           1004         0      Not Applicable
  04/07/2026 06 AM PDT            9.84           1010         +      Not Applicable
  04/07/2026 07 AM PDT            9.79            979         -      Not Applicable
  04/07/2026 08 AM PDT            9.83           1004         +      Not Applicable
  04/07/2026 09 AM PDT            9.84           1010         +      Not Applicable
  04/07/2026 10 AM PDT            9.81            991         -      Not Applicable
  04/07/2026 11 AM PDT            9.82            998         +      Not Applicable
  04/07/2026 12 PM PDT            9.84           1010         +      Not Applicable
  04/07/2026 01 PM PDT            9.84           1010         0      Not Applicable
  04/07/2026 02 PM PDT            9.66            897         -      Not Applicable
  04/07/2026 03 PM PDT            9.60            860         -      Not Applicable
  04/07/2026 04 PM PDT            9.60            860         0      Not Applicable
  04/07/2026 05 PM PDT            9.54            824         -      Not Applicable
  04/07/2026 06 PM PDT            9.47            786         -      Not Applicable
  04/07/2026 07 PM PDT            9.51            806         +      Not Applicable
  04/07/2026 08 PM PDT            9.48            790         -      Not Applicable
  04/07/2026 09 PM PDT            9.49            795         +      Not Applicable
  04/07/2026 10 PM PDT            9.55            830         +      Not Applicable
  04/07/2026 11 PM PDT            9.51            806         -      Not Applicable
  04/08/2026 12 AM PDT            9.50            800         -      Not Applicable
  04/08/2026 01 AM PDT            9.45            776         -      Not Applicable
  04/08/2026 02 AM PDT            9.49            795         +      Not Applicable
  04/08/2026 03 AM PDT            9.49            795         0      Not Applicable
  04/08/2026 04 AM PDT            9.47            786         -      Not Applicable
  04/08/2026 05 AM PDT            9.48            790         +      Not Applicable
  04/08/2026 06 AM PDT            9.47            786         -      Not Applicable
  04/08/2026 07 AM PDT            9.44            772         -      Not Applicable
  04/08/2026 08 AM PDT            9.46            781         +      Not Applicable
  04/08/2026 09 AM PDT            9.46            781         0      Not Applicable
  04/08/2026 10 AM PDT            9.46            781         0      Not Applicable
  04/08/2026 11 AM PDT            9.45            776         -      Not Applicable
  04/08/2026 12 PM PDT            9.34            725         -      Not Applicable
  04/08/2026 01 PM PDT            9.34            725         0      Not Applicable
  04/08/2026 02 PM PDT            9.33            721         -      Not Applicable
  04/08/2026 03 PM PDT            9.36            734         +      Not Applicable
  04/08/2026 04 PM PDT            9.31            711         -      Not Applicable
  04/08/2026 05 PM PDT            9.31            711         0      Not Applicable
  04/08/2026 06 PM PDT            9.30            707         -      Not Applicable
  04/08/2026 07 PM PDT            9.30            707         0      Not Applicable
  04/08/2026 08 PM PDT            9.28            698         -      Not Applicable
  04/08/2026 09 PM PDT            9.32            716         +      Not Applicable
  04/08/2026 10 PM PDT            9.25            684         -      Not Applicable
  04/08/2026 11 PM PDT            9.30            707         +      Not Applicable
  04/09/2026 12 AM PDT            9.27            693         -      Not Applicable
  04/09/2026 01 AM PDT            9.28            698         +      Not Applicable
  04/09/2026 02 AM PDT            9.27            693         -      Not Applicable
  04/09/2026 03 AM PDT            9.27            693         0      Not Applicable
  04/09/2026 04 AM PDT            9.28            698         +      Not Applicable
  04/09/2026 05 AM PDT            9.25            684         -      Not Applicable
  04/09/2026 06 AM PDT            9.26            688         +      Not Applicable
  04/09/2026 07 AM PDT            9.29            702         +      Not Applicable
  04/09/2026 08 AM PDT            9.28            698         -      Not Applicable
  04/09/2026 09 AM PDT            9.27            693         -      Not Applicable
  04/09/2026 10 AM PDT            9.28            698         +      Not Applicable
  04/09/2026 11 AM PDT            9.26            688         -      Not Applicable
  04/09/2026 12 PM PDT            9.28            698         +      Not Applicable
  04/09/2026 01 PM PDT            9.25            684         -      Not Applicable
  04/09/2026 02 PM PDT            9.29            702         +      Not Applicable
  04/09/2026 03 PM PDT            9.25            684         -      Not Applicable
  04/09/2026 04 PM PDT            9.25            684         0      Not Applicable
  04/09/2026 05 PM PDT            9.25            684         0      Not Applicable
  04/09/2026 06 PM PDT            9.27            693         +      Not Applicable
  04/09/2026 07 PM PDT            9.20            661         -      Not Applicable
  04/09/2026 08 PM PDT            9.19            656         -      Not Applicable
  04/09/2026 09 PM PDT            9.24            679         +      Not Applicable
  04/09/2026 10 PM PDT            9.33            721         +      Not Applicable
  04/09/2026 11 PM PDT            9.48            790         +      Not Applicable
  04/10/2026 12 AM PDT            9.44            772         -      Not Applicable
  04/10/2026 01 AM PDT            9.40            753         -      Not Applicable
  04/10/2026 02 AM PDT            9.69            916         +      Not Applicable
  04/10/2026 03 AM PDT            9.64            884         -      Not Applicable
  04/10/2026 04 AM PDT            9.51            806         -      Not Applicable
  04/10/2026 05 AM PDT            9.50            800         -      Not Applicable
  04/10/2026 06 AM PDT            9.55            830         +      Not Applicable
  04/10/2026 07 AM PDT            9.58            848         +      Not Applicable
  04/10/2026 08 AM PDT            9.53            818         -      Not Applicable
  04/10/2026 09 AM PDT            9.56            836         +      Not Applicable
  04/10/2026 10 AM PDT            9.55            830         -      Not Applicable
  04/10/2026 11 AM PDT            9.59            854         +      Not Applicable
  04/10/2026 12 PM PDT            9.66            897         +      Not Applicable
  04/10/2026 01 PM PDT            9.64            884         -      Not Applicable
  04/10/2026 02 PM PDT            9.61            866         -      Not Applicable
  04/10/2026 03 PM PDT            9.67            903         +      Not Applicable
  04/10/2026 04 PM PDT            9.72            934         +      Not Applicable
  04/10/2026 05 PM PDT            9.66            897         -      Not Applicable
  04/10/2026 06 PM PDT            9.69            916         +      Not Applicable
  04/10/2026 07 PM PDT            9.66            897         -      Not Applicable
  04/10/2026 08 PM PDT            9.63            878         -      Not Applicable
  04/10/2026 09 PM PDT            9.60            860         -      Not Applicable
  04/10/2026 10 PM PDT            9.68            909         +      Not Applicable
  04/10/2026 11 PM PDT            9.64            884         -      Not Applicable
  04/11/2026 12 AM PDT            9.87           1029         +      Not Applicable
  04/11/2026 01 AM PDT            9.89           1042         +      Not Applicable
  04/11/2026 02 AM PDT            9.88           1036         -      Not Applicable
  04/11/2026 03 AM PDT            9.87           1029         -      Not Applicable
  04/11/2026 04 AM PDT            9.96           1088         +      Not Applicable
  04/11/2026 05 AM PDT            9.99           1108         +      Not Applicable
  04/11/2026 06 AM PDT            9.96           1088         -      Not Applicable
  04/11/2026 07 AM PDT            9.96           1088         0      Not Applicable
  04/11/2026 08 AM PDT           10.18           1218         +      Not Applicable
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Forecast Status
# ---------------------------------------------------------------------------------
  04/11/2026 09 AM PDT           10.25           1268                Not Applicable
  04/11/2026 10 AM PDT           10.32           1321         +      Not Applicable
  04/11/2026 11 AM PDT           10.38           1367         +      Not Applicable
  04/11/2026 12 PM PDT           10.46           1430         +      Not Applicable
  04/11/2026 01 PM PDT           10.54           1498         +      Not Applicable
  04/11/2026 02 PM PDT           10.61           1563         +      Not Applicable
  04/11/2026 03 PM PDT           10.68           1630         +      Not Applicable
  04/11/2026 04 PM PDT           10.75           1697         +      Not Applicable
  04/11/2026 05 PM PDT           10.82           1767         +      Not Applicable
  04/11/2026 06 PM PDT           10.94           1888         +      Not Applicable
  04/11/2026 07 PM PDT           11.08           2012         +      Not Applicable
  04/11/2026 08 PM PDT           11.23           2131         +      Not Applicable
  04/11/2026 09 PM PDT           11.39           2260         +      Not Applicable
  04/11/2026 10 PM PDT           11.53           2384         +      Not Applicable
  04/11/2026 11 PM PDT           11.65           2523         +      Not Applicable
  04/12/2026 12 AM PDT           11.74           2629         +      Not Applicable
  04/12/2026 01 AM PDT           11.83           2738         +      Not Applicable
  04/12/2026 02 AM PDT           11.92           2850         +      Not Applicable
  04/12/2026 03 AM PDT           12.00           2950         +      Not Applicable
  04/12/2026 04 AM PDT           12.08           3043         +      Not Applicable
  04/12/2026 05 AM PDT           12.16           3136         +      Not Applicable
  04/12/2026 06 AM PDT           12.17           3148         +      Not Applicable
  04/12/2026 07 AM PDT           12.19           3172         +      Not Applicable
  04/12/2026 08 AM PDT           12.20           3184         +      Not Applicable
  04/12/2026 09 AM PDT           12.21           3196         +      Not Applicable
  04/12/2026 10 AM PDT           12.21           3196         0      Not Applicable
  04/12/2026 11 AM PDT           12.22           3208         +      Not Applicable
  04/12/2026 12 PM PDT           12.20           3184         -      Not Applicable
  04/12/2026 01 PM PDT           12.17           3148         -      Not Applicable
  04/12/2026 02 PM PDT           12.15           3125         -      Not Applicable
  04/12/2026 03 PM PDT           12.13           3101         -      Not Applicable
  04/12/2026 04 PM PDT           12.11           3078         -      Not Applicable
  04/12/2026 05 PM PDT           12.09           3054         -      Not Applicable
  04/12/2026 06 PM PDT           12.07           3031         -      Not Applicable
  04/12/2026 07 PM PDT           12.05           3008         -      Not Applicable
  04/12/2026 08 PM PDT           12.03           2984         -      Not Applicable
  04/12/2026 09 PM PDT           12.01           2961         -      Not Applicable
  04/12/2026 10 PM PDT           12.00           2950         -      Not Applicable
  04/12/2026 11 PM PDT           11.98           2925         -      Not Applicable
  04/13/2026 12 AM PDT           11.96           2899         -      Not Applicable
  04/13/2026 01 AM PDT           11.94           2874         -      Not Applicable
  04/13/2026 02 AM PDT           11.92           2850         -      Not Applicable
  04/13/2026 03 AM PDT           11.90           2825         -      Not Applicable
  04/13/2026 04 AM PDT           11.88           2800         -      Not Applicable
  04/13/2026 05 AM PDT           11.87           2788         -      Not Applicable
  04/13/2026 06 AM PDT           11.84           2751         -      Not Applicable
  04/13/2026 07 AM PDT           11.82           2726         -      Not Applicable
  04/13/2026 08 AM PDT           11.79           2690         -      Not Applicable
  04/13/2026 09 AM PDT           11.77           2666         -      Not Applicable
  04/13/2026 10 AM PDT           11.74           2629         -      Not Applicable
  04/13/2026 11 AM PDT           11.72           2606         -      Not Applicable
  04/13/2026 12 PM PDT           11.69           2570         -      Not Applicable
  04/13/2026 01 PM PDT           11.67           2546         -      Not Applicable
  04/13/2026 02 PM PDT           11.65           2523         -      Not Applicable
  04/13/2026 03 PM PDT           11.62           2488         -      Not Applicable
  04/13/2026 04 PM PDT           11.60           2465         -      Not Applicable
  04/13/2026 05 PM PDT           11.58           2442         -      Not Applicable
  04/13/2026 06 PM PDT           11.56           2418         -      Not Applicable
  04/13/2026 07 PM PDT           11.54           2395         -      Not Applicable
  04/13/2026 08 PM PDT           11.52           2373         -      Not Applicable
  04/13/2026 09 PM PDT           11.50           2350         -      Not Applicable
  04/13/2026 10 PM PDT           11.48           2333         -      Not Applicable
  04/13/2026 11 PM PDT           11.46           2317         -      Not Applicable
  04/14/2026 12 AM PDT           11.43           2292         -      Not Applicable
  04/14/2026 01 AM PDT           11.41           2276         -      Not Applicable
  04/14/2026 02 AM PDT           11.38           2252         -      Not Applicable
  04/14/2026 03 AM PDT           11.36           2235         -      Not Applicable
  04/14/2026 04 AM PDT           11.33           2211         -      Not Applicable
  04/14/2026 05 AM PDT           11.30           2187         -      Not Applicable
  04/14/2026 06 AM PDT           11.28           2171         -      Not Applicable
  04/14/2026 07 AM PDT           11.25           2147         -      Not Applicable
  04/14/2026 08 AM PDT           11.22           2123         -      Not Applicable
  04/14/2026 09 AM PDT           11.20           2107         -      Not Applicable
  04/14/2026 10 AM PDT           11.17           2083         -      Not Applicable
  04/14/2026 11 AM PDT           11.14           2059         -      Not Applicable
  04/14/2026 12 PM PDT           11.12           2044         -      Not Applicable
  04/14/2026 01 PM PDT           11.09           2020         -      Not Applicable
  04/14/2026 02 PM PDT           11.07           2004         -      Not Applicable
  04/14/2026 03 PM PDT           11.04           1981         -      Not Applicable
  04/14/2026 04 PM PDT           11.02           1965         -      Not Applicable
  04/14/2026 05 PM PDT           11.00           1950         -      Not Applicable
  04/14/2026 06 PM PDT           10.98           1929         -      Not Applicable
  04/14/2026 07 PM PDT           10.96           1908         -      Not Applicable
  04/14/2026 08 PM PDT           10.95           1898         -      Not Applicable
  04/14/2026 09 PM PDT           10.93           1877         -      Not Applicable
  04/14/2026 10 PM PDT           10.92           1867         -      Not Applicable
  04/14/2026 11 PM PDT           10.90           1847         -      Not Applicable
  04/15/2026 12 AM PDT           10.89           1837         -      Not Applicable
  04/15/2026 01 AM PDT           10.88           1827         -      Not Applicable
  04/15/2026 02 AM PDT           10.87           1817         -      Not Applicable
  04/15/2026 03 AM PDT           10.85           1796         -      Not Applicable
  04/15/2026 04 AM PDT           10.84           1786         -      Not Applicable
  04/15/2026 05 AM PDT           10.83           1777         -      Not Applicable
  04/15/2026 06 AM PDT           10.81           1757         -      Not Applicable
  04/15/2026 07 AM PDT           10.80           1747         -      Not Applicable
  04/15/2026 08 AM PDT           10.79           1737         -      Not Applicable
  04/15/2026 09 AM PDT           10.78           1727         -      Not Applicable
  04/15/2026 10 AM PDT           10.77           1717         -      Not Applicable
  04/15/2026 11 AM PDT           10.76           1707         -      Not Applicable
  04/15/2026 12 PM PDT           10.75           1697         -      Not Applicable
  04/15/2026 01 PM PDT           10.74           1688         -      Not Applicable
  04/15/2026 02 PM PDT           10.73           1678         -      Not Applicable
  04/15/2026 03 PM PDT           10.73           1678         0      Not Applicable
  04/15/2026 04 PM PDT           10.72           1668         -      Not Applicable
  04/15/2026 05 PM PDT           10.71           1659         -      Not Applicable
  04/15/2026 06 PM PDT           10.71           1659         0      Not Applicable
  04/15/2026 07 PM PDT           10.71           1659         0      Not Applicable
  04/15/2026 08 PM PDT           10.72           1668         +      Not Applicable
  04/15/2026 09 PM PDT           10.72           1668         0      Not Applicable
  04/15/2026 10 PM PDT           10.72           1668         0      Not Applicable
  04/15/2026 11 PM PDT           10.72           1668         0      Not Applicable
  04/16/2026 12 AM PDT           10.72           1668         0      Not Applicable
  04/16/2026 01 AM PDT           10.73           1678         +      Not Applicable
  04/16/2026 02 AM PDT           10.73           1678         0      Not Applicable
  04/16/2026 03 AM PDT           10.73           1678         0      Not Applicable
  04/16/2026 04 AM PDT           10.73           1678         0      Not Applicable
  04/16/2026 05 AM PDT           10.73           1678         0      Not Applicable
#
# NOTE 1: Stages are rounded to the nearest hundredth (.01) of a foot.
# NOTE 2: Flows are rounded to the nearest (1) cfs.
# NOTE 3: Trends are determined using hourly change in unrounded stage and flow.
# NOTE 4: Maximum Values are determined using unrounded stage and flow.