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: Mar 17 2026 at 6:42 AM PDTNext Issuance: Mar 17 2026 at 3:00 PM 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:  03/17/2026 at 06:45 AM PDT
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  03/13/2026 at 07:00 AM PDT
# Maximum Observed Stage:                       10.82 Feet
# Maximum Observed Flow:                        1767 cfs
#
# Earliest Date & Time of Maximum Forecast:     03/18/2026 at 05:00 AM PDT
# Maximum Forecast Stage:                       10.00 Feet
# Maximum Forecast Flow:                        1115 cfs
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Observed Status
# ---------------------------------------------------------------------------------
  03/12/2026 06 AM PDT           10.23           1252                Not Applicable
  03/12/2026 07 AM PDT           10.28           1290         +      Not Applicable
  03/12/2026 08 AM PDT           10.21           1237         -      Not Applicable
  03/12/2026 09 AM PDT           10.23           1252         +      Not Applicable
  03/12/2026 10 AM PDT           10.26           1275         +      Not Applicable
  03/12/2026 11 AM PDT           10.27           1283         +      Not Applicable
  03/12/2026 12 PM PDT           10.27           1283         0      Not Applicable
  03/12/2026 01 PM PDT            9.86           1023         -      Not Applicable
  03/12/2026 02 PM PDT            9.64            884         -      Not Applicable
  03/12/2026 03 PM PDT            9.61            866         -      Not Applicable
  03/12/2026 04 PM PDT            9.65            891         +      Not Applicable
  03/12/2026 05 PM PDT            9.59            854         -      Not Applicable
  03/12/2026 06 PM PDT            9.66            897         +      Not Applicable
  03/12/2026 07 PM PDT            9.58            848         -      Not Applicable
  03/12/2026 08 PM PDT            9.57            842         -      Not Applicable
  03/12/2026 09 PM PDT            9.59            854         +      Not Applicable
  03/12/2026 10 PM PDT            9.57            842         -      Not Applicable
  03/12/2026 11 PM PDT            9.58            848         +      Not Applicable
  03/13/2026 12 AM PDT            9.65            891         +      Not Applicable
  03/13/2026 01 AM PDT           10.64           1591         +      Not Applicable
  03/13/2026 02 AM PDT           10.30           1306         -      Not Applicable
  03/13/2026 03 AM PDT           10.10           1172         -      Not Applicable
  03/13/2026 04 AM PDT           10.10           1172         0      Not Applicable
  03/13/2026 05 AM PDT           10.06           1149         -      Not Applicable
  03/13/2026 06 AM PDT           10.07           1155         +      Not Applicable
  03/13/2026 07 AM PDT           10.82           1767         +      Not Applicable
  03/13/2026 08 AM PDT           10.65           1601         -      Not Applicable
  03/13/2026 09 AM PDT           10.13           1189         -      Not Applicable
  03/13/2026 10 AM PDT           10.08           1160         -      Not Applicable
  03/13/2026 11 AM PDT           10.08           1160         0      Not Applicable
  03/13/2026 12 PM PDT           10.05           1143         -      Not Applicable
  03/13/2026 01 PM PDT           10.05           1143         0      Not Applicable
  03/13/2026 02 PM PDT           10.07           1155         +      Not Applicable
  03/13/2026 03 PM PDT           10.07           1155         0      Not Applicable
  03/13/2026 04 PM PDT           10.09           1166         +      Not Applicable
  03/13/2026 05 PM PDT           10.09           1166         0      Not Applicable
  03/13/2026 06 PM PDT           10.09           1166         0      Not Applicable
  03/13/2026 07 PM PDT            9.99           1108         -      Not Applicable
  03/13/2026 08 PM PDT           10.07           1155         +      Not Applicable
  03/13/2026 09 PM PDT           10.02           1126         -      Not Applicable
  03/13/2026 10 PM PDT           10.02           1126         0      Not Applicable
  03/13/2026 11 PM PDT           10.07           1155         +      Not Applicable
  03/14/2026 12 AM PDT           10.06           1149         -      Not Applicable
  03/14/2026 01 AM PDT           10.01           1121         -      Not Applicable
  03/14/2026 02 AM PDT           10.05           1143         +      Not Applicable
  03/14/2026 03 AM PDT           10.08           1160         +      Not Applicable
  03/14/2026 04 AM PDT           10.06           1149         -      Not Applicable
  03/14/2026 05 AM PDT           10.05           1143         -      Not Applicable
  03/14/2026 06 AM PDT           10.09           1166         +      Not Applicable
  03/14/2026 07 AM PDT           10.07           1155         -      Not Applicable
  03/14/2026 08 AM PDT           10.03           1132         -      Not Applicable
  03/14/2026 09 AM PDT           10.00           1115         -      Not Applicable
  03/14/2026 10 AM PDT           10.08           1160         +      Not Applicable
  03/14/2026 11 AM PDT           10.07           1155         -      Not Applicable
  03/14/2026 12 PM PDT           10.11           1178         +      Not Applicable
  03/14/2026 01 PM PDT           10.14           1195         +      Not Applicable
  03/14/2026 02 PM PDT           10.11           1178         -      Not Applicable
  03/14/2026 03 PM PDT           10.19           1224         +      Not Applicable
  03/14/2026 04 PM PDT           10.16           1207         -      Not Applicable
  03/14/2026 05 PM PDT           10.18           1218         +      Not Applicable
  03/14/2026 06 PM PDT           10.14           1195         -      Not Applicable
  03/14/2026 07 PM PDT           10.15           1201         +      Not Applicable
  03/14/2026 08 PM PDT           10.18           1218         +      Not Applicable
  03/14/2026 09 PM PDT           10.13           1189         -      Not Applicable
  03/14/2026 10 PM PDT           10.11           1178         -      Not Applicable
  03/14/2026 11 PM PDT           10.17           1212         +      Not Applicable
  03/15/2026 12 AM PDT           10.11           1178         -      Not Applicable
  03/15/2026 01 AM PDT           10.11           1178         0      Not Applicable
  03/15/2026 02 AM PDT           10.10           1172         -      Not Applicable
  03/15/2026 03 AM PDT           10.10           1172         0      Not Applicable
  03/15/2026 04 AM PDT           10.17           1212         +      Not Applicable
  03/15/2026 05 AM PDT           10.15           1201         -      Not Applicable
  03/15/2026 06 AM PDT           10.11           1178         -      Not Applicable
  03/15/2026 07 AM PDT           10.10           1172         -      Not Applicable
  03/15/2026 08 AM PDT           10.11           1178         +      Not Applicable
  03/15/2026 09 AM PDT            9.51            806         -      Not Applicable
  03/15/2026 10 AM PDT            9.30            707         -      Not Applicable
  03/15/2026 11 AM PDT            9.26            688         -      Not Applicable
  03/15/2026 12 PM PDT            9.28            698         +      Not Applicable
  03/15/2026 01 PM PDT            9.24            679         -      Not Applicable
  03/15/2026 02 PM PDT            9.29            702         +      Not Applicable
  03/15/2026 03 PM PDT            9.28            698         -      Not Applicable
  03/15/2026 04 PM PDT            9.27            693         -      Not Applicable
  03/15/2026 05 PM PDT            9.28            698         +      Not Applicable
  03/15/2026 06 PM PDT            9.27            693         -      Not Applicable
  03/15/2026 07 PM PDT            9.26            688         -      Not Applicable
  03/15/2026 08 PM PDT            9.24            679         -      Not Applicable
  03/15/2026 09 PM PDT            9.21            665         -      Not Applicable
  03/15/2026 10 PM PDT            9.47            786         +      Not Applicable
  03/15/2026 11 PM PDT           10.02           1126         +      Not Applicable
  03/16/2026 12 AM PDT           10.02           1126         0      Not Applicable
  03/16/2026 01 AM PDT           10.02           1126         0      Not Applicable
  03/16/2026 02 AM PDT           10.02           1126         0      Not Applicable
  03/16/2026 03 AM PDT           10.02           1126         0      Not Applicable
  03/16/2026 04 AM PDT           10.05           1143         +      Not Applicable
  03/16/2026 05 AM PDT           10.05           1143         0      Not Applicable
  03/16/2026 06 AM PDT            9.83           1004         -      Not Applicable
  03/16/2026 07 AM PDT            9.84           1010         +      Not Applicable
  03/16/2026 08 AM PDT            9.81            991         -      Not Applicable
  03/16/2026 09 AM PDT            9.82            998         +      Not Applicable
  03/16/2026 10 AM PDT            9.79            979         -      Not Applicable
  03/16/2026 11 AM PDT            9.79            979         0      Not Applicable
  03/16/2026 12 PM PDT            9.90           1049         +      Not Applicable
  03/16/2026 01 PM PDT            9.87           1029         -      Not Applicable
  03/16/2026 02 PM PDT            9.87           1029         0      Not Applicable
  03/16/2026 03 PM PDT            9.86           1023         -      Not Applicable
  03/16/2026 04 PM PDT            9.87           1029         +      Not Applicable
  03/16/2026 05 PM PDT            9.84           1010         -      Not Applicable
  03/16/2026 06 PM PDT            9.89           1042         +      Not Applicable
  03/16/2026 07 PM PDT            9.81            991         -      Not Applicable
  03/16/2026 08 PM PDT            9.82            998         +      Not Applicable
  03/16/2026 09 PM PDT            9.82            998         0      Not Applicable
  03/16/2026 10 PM PDT            9.91           1055         +      Not Applicable
  03/16/2026 11 PM PDT            9.87           1029         -      Not Applicable
  03/17/2026 12 AM PDT            9.91           1055         +      Not Applicable
  03/17/2026 01 AM PDT            9.96           1088         +      Not Applicable
  03/17/2026 02 AM PDT            9.90           1049         -      Not Applicable
  03/17/2026 03 AM PDT            9.98           1102         +      Not Applicable
  03/17/2026 04 AM PDT            9.93           1068         -      Not Applicable
  03/17/2026 05 AM PDT            9.96           1088         +      Not Applicable
  03/17/2026 06 AM PDT            9.96           1088         0      Not Applicable
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Forecast Status
# ---------------------------------------------------------------------------------
  03/17/2026 07 AM PDT            9.95           1082                Not Applicable
  03/17/2026 08 AM PDT            9.93           1068         -      Not Applicable
  03/17/2026 09 AM PDT            9.92           1062         -      Not Applicable
  03/17/2026 10 AM PDT            9.90           1049         -      Not Applicable
  03/17/2026 11 AM PDT            9.89           1042         -      Not Applicable
  03/17/2026 12 PM PDT            9.89           1042         0      Not Applicable
  03/17/2026 01 PM PDT            9.89           1042         0      Not Applicable
  03/17/2026 02 PM PDT            9.88           1036         -      Not Applicable
  03/17/2026 03 PM PDT            9.95           1082         +      Not Applicable
  03/17/2026 04 PM PDT            9.95           1082         0      Not Applicable
  03/17/2026 05 PM PDT            9.95           1082         0      Not Applicable
  03/17/2026 06 PM PDT            9.95           1082         0      Not Applicable
  03/17/2026 07 PM PDT            9.96           1088         +      Not Applicable
  03/17/2026 08 PM PDT            9.96           1088         0      Not Applicable
  03/17/2026 09 PM PDT            9.96           1088         0      Not Applicable
  03/17/2026 10 PM PDT            9.97           1095         +      Not Applicable
  03/17/2026 11 PM PDT            9.97           1095         0      Not Applicable
  03/18/2026 12 AM PDT            9.98           1102         +      Not Applicable
  03/18/2026 01 AM PDT            9.98           1102         0      Not Applicable
  03/18/2026 02 AM PDT            9.99           1108         +      Not Applicable
  03/18/2026 03 AM PDT            9.99           1108         0      Not Applicable
  03/18/2026 04 AM PDT            9.99           1108         0      Not Applicable
  03/18/2026 05 AM PDT           10.00           1115         +      Not Applicable
  03/18/2026 06 AM PDT           10.00           1115         0      Not Applicable
  03/18/2026 07 AM PDT           10.00           1115         0      Not Applicable
  03/18/2026 08 AM PDT           10.00           1115         0      Not Applicable
  03/18/2026 09 AM PDT           10.00           1115         0      Not Applicable
  03/18/2026 10 AM PDT            9.99           1108         -      Not Applicable
  03/18/2026 11 AM PDT            9.99           1108         0      Not Applicable
  03/18/2026 12 PM PDT            9.99           1108         0      Not Applicable
  03/18/2026 01 PM PDT            9.98           1102         -      Not Applicable
  03/18/2026 02 PM PDT            9.98           1102         0      Not Applicable
  03/18/2026 03 PM PDT            9.98           1102         0      Not Applicable
  03/18/2026 04 PM PDT            9.97           1095         -      Not Applicable
  03/18/2026 05 PM PDT            9.97           1095         0      Not Applicable
  03/18/2026 06 PM PDT            9.97           1095         0      Not Applicable
  03/18/2026 07 PM PDT            9.97           1095         0      Not Applicable
  03/18/2026 08 PM PDT            9.97           1095         0      Not Applicable
  03/18/2026 09 PM PDT            9.98           1102         +      Not Applicable
  03/18/2026 10 PM PDT            9.98           1102         0      Not Applicable
  03/18/2026 11 PM PDT            9.98           1102         0      Not Applicable
  03/19/2026 12 AM PDT            9.99           1108         +      Not Applicable
  03/19/2026 01 AM PDT            9.99           1108         0      Not Applicable
  03/19/2026 02 AM PDT            9.99           1108         0      Not Applicable
  03/19/2026 03 AM PDT           10.00           1115         +      Not Applicable
  03/19/2026 04 AM PDT           10.00           1115         0      Not Applicable
  03/19/2026 05 AM PDT           10.00           1115         0      Not Applicable
  03/19/2026 06 AM PDT           10.00           1115         0      Not Applicable
  03/19/2026 07 AM PDT           10.00           1115         0      Not Applicable
  03/19/2026 08 AM PDT           10.00           1115         0      Not Applicable
  03/19/2026 09 AM PDT           10.00           1115         0      Not Applicable
  03/19/2026 10 AM PDT            9.99           1108         -      Not Applicable
  03/19/2026 11 AM PDT            9.99           1108         0      Not Applicable
  03/19/2026 12 PM PDT            9.98           1102         -      Not Applicable
  03/19/2026 01 PM PDT            9.98           1102         0      Not Applicable
  03/19/2026 02 PM PDT            9.98           1102         0      Not Applicable
  03/19/2026 03 PM PDT            9.97           1095         -      Not Applicable
  03/19/2026 04 PM PDT            9.97           1095         0      Not Applicable
  03/19/2026 05 PM PDT            9.97           1095         0      Not Applicable
  03/19/2026 06 PM PDT            9.97           1095         0      Not Applicable
  03/19/2026 07 PM PDT            9.97           1095         0      Not Applicable
  03/19/2026 08 PM PDT            9.97           1095         0      Not Applicable
  03/19/2026 09 PM PDT            9.97           1095         0      Not Applicable
  03/19/2026 10 PM PDT            9.97           1095         0      Not Applicable
  03/19/2026 11 PM PDT            9.97           1095         0      Not Applicable
  03/20/2026 12 AM PDT            9.98           1102         +      Not Applicable
  03/20/2026 01 AM PDT            9.98           1102         0      Not Applicable
  03/20/2026 02 AM PDT            9.98           1102         0      Not Applicable
  03/20/2026 03 AM PDT            9.99           1108         +      Not Applicable
  03/20/2026 04 AM PDT            9.99           1108         0      Not Applicable
  03/20/2026 05 AM PDT            9.98           1102         -      Not Applicable
  03/20/2026 06 AM PDT            9.98           1102         0      Not Applicable
  03/20/2026 07 AM PDT            9.98           1102         0      Not Applicable
  03/20/2026 08 AM PDT            9.97           1095         -      Not Applicable
  03/20/2026 09 AM PDT            9.97           1095         0      Not Applicable
  03/20/2026 10 AM PDT            9.97           1095         0      Not Applicable
  03/20/2026 11 AM PDT            9.96           1088         -      Not Applicable
  03/20/2026 12 PM PDT            9.96           1088         0      Not Applicable
  03/20/2026 01 PM PDT            9.96           1088         0      Not Applicable
  03/20/2026 02 PM PDT            9.95           1082         -      Not Applicable
  03/20/2026 03 PM PDT            9.95           1082         0      Not Applicable
  03/20/2026 04 PM PDT            9.95           1082         0      Not Applicable
  03/20/2026 05 PM PDT            9.95           1082         0      Not Applicable
  03/20/2026 06 PM PDT            9.95           1082         0      Not Applicable
  03/20/2026 07 PM PDT            9.95           1082         0      Not Applicable
  03/20/2026 08 PM PDT            9.95           1082         0      Not Applicable
  03/20/2026 09 PM PDT            9.94           1075         -      Not Applicable
  03/20/2026 10 PM PDT            9.94           1075         0      Not Applicable
  03/20/2026 11 PM PDT            9.94           1075         0      Not Applicable
  03/21/2026 12 AM PDT            9.94           1075         0      Not Applicable
  03/21/2026 01 AM PDT            9.94           1075         0      Not Applicable
  03/21/2026 02 AM PDT            9.94           1075         0      Not Applicable
  03/21/2026 03 AM PDT            9.94           1075         0      Not Applicable
  03/21/2026 04 AM PDT            9.94           1075         0      Not Applicable
  03/21/2026 05 AM PDT            9.94           1075         0      Not Applicable
  03/21/2026 06 AM PDT            9.93           1068         -      Not Applicable
  03/21/2026 07 AM PDT            9.93           1068         0      Not Applicable
  03/21/2026 08 AM PDT            9.93           1068         0      Not Applicable
  03/21/2026 09 AM PDT            9.92           1062         -      Not Applicable
  03/21/2026 10 AM PDT            9.92           1062         0      Not Applicable
  03/21/2026 11 AM PDT            9.91           1055         -      Not Applicable
  03/21/2026 12 PM PDT            9.91           1055         0      Not Applicable
  03/21/2026 01 PM PDT            9.91           1055         0      Not Applicable
  03/21/2026 02 PM PDT            9.90           1049         -      Not Applicable
  03/21/2026 03 PM PDT            9.90           1049         0      Not Applicable
  03/21/2026 04 PM PDT            9.90           1049         0      Not Applicable
  03/21/2026 05 PM PDT            9.89           1042         -      Not Applicable
  03/21/2026 06 PM PDT            9.89           1042         0      Not Applicable
  03/21/2026 07 PM PDT            9.89           1042         0      Not Applicable
  03/21/2026 08 PM PDT            9.89           1042         0      Not Applicable
  03/21/2026 09 PM PDT            9.89           1042         0      Not Applicable
  03/21/2026 10 PM PDT            9.89           1042         0      Not Applicable
  03/21/2026 11 PM PDT            9.88           1036         -      Not Applicable
  03/22/2026 12 AM PDT            9.88           1036         0      Not Applicable
  03/22/2026 01 AM PDT            9.88           1036         0      Not Applicable
  03/22/2026 02 AM PDT            9.88           1036         0      Not Applicable
  03/22/2026 03 AM PDT            9.88           1036         0      Not Applicable
  03/22/2026 04 AM PDT            9.88           1036         0      Not Applicable
  03/22/2026 05 AM PDT            9.87           1029         -      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.