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

 | 

MIDDLE FORK AMERICAN RIVER - FORESTHILL (MFAC1)
Latitude: 39.01º NLongitude: 120.76º WElevation: 1070 Feet
Location: Placer County in CaliforniaBulletin Group: Lower SacramentoRiver Group: American
Issuance Time: May 03 2025 at 8:56 AM PDTNext Issuance: May 04 2025 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:  05/03/2025 at 08:57 AM PDT
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  04/28/2025 at 10:00 AM PDT
# Maximum Observed Stage:                       10.85 Feet
# Maximum Observed Flow:                        1796 cfs
#
# Earliest Date & Time of Maximum Forecast:     05/03/2025 at 01:00 PM PDT
# Maximum Forecast Stage:                       10.17 Feet
# Maximum Forecast Flow:                        1212 cfs
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Observed Status
# ---------------------------------------------------------------------------------
  04/28/2025 08 AM PDT           10.45           1422                Not Applicable
  04/28/2025 09 AM PDT           10.25           1268         -      Not Applicable
  04/28/2025 10 AM PDT           10.85           1796         +      Not Applicable
  04/28/2025 11 AM PDT           10.45           1422         -      Not Applicable
  04/28/2025 12 PM PDT           10.23           1252         -      Not Applicable
  04/28/2025 01 PM PDT           10.21           1237         -      Not Applicable
  04/28/2025 02 PM PDT           10.09           1166         -      Not Applicable
  04/28/2025 03 PM PDT            9.89           1042         -      Not Applicable
  04/28/2025 04 PM PDT            9.88           1036         -      Not Applicable
  04/28/2025 05 PM PDT            9.87           1029         -      Not Applicable
  04/28/2025 06 PM PDT            9.89           1042         +      Not Applicable
  04/28/2025 07 PM PDT            9.86           1023         -      Not Applicable
  04/28/2025 08 PM PDT            9.84           1010         -      Not Applicable
  04/28/2025 09 PM PDT            9.81            991         -      Not Applicable
  04/28/2025 10 PM PDT            9.78            972         -      Not Applicable
  04/28/2025 11 PM PDT            9.80            985         +      Not Applicable
  04/29/2025 12 AM PDT            9.76            959         -      Not Applicable
  04/29/2025 01 AM PDT            9.80            985         +      Not Applicable
  04/29/2025 02 AM PDT            9.79            979         -      Not Applicable
  04/29/2025 03 AM PDT            9.80            985         +      Not Applicable
  04/29/2025 04 AM PDT            9.77            966         -      Not Applicable
  04/29/2025 05 AM PDT           10.40           1383         +      Not Applicable
  04/29/2025 06 AM PDT           10.40           1383         0      Not Applicable
  04/29/2025 07 AM PDT           10.40           1383         0      Not Applicable
  04/29/2025 08 AM PDT           10.38           1367         -      Not Applicable
  04/29/2025 09 AM PDT            9.94           1075         -      Not Applicable
  04/29/2025 10 AM PDT            9.95           1082         +      Not Applicable
  04/29/2025 11 AM PDT            9.97           1095         +      Not Applicable
  04/29/2025 12 PM PDT           10.01           1121         +      Not Applicable
  04/29/2025 01 PM PDT            9.94           1075         -      Not Applicable
  04/29/2025 02 PM PDT            9.96           1088         +      Not Applicable
  04/29/2025 03 PM PDT           10.02           1126         +      Not Applicable
  04/29/2025 04 PM PDT           10.07           1155         +      Not Applicable
  04/29/2025 05 PM PDT            9.99           1108         -      Not Applicable
  04/29/2025 06 PM PDT           10.03           1132         +      Not Applicable
  04/29/2025 07 PM PDT           10.02           1126         -      Not Applicable
  04/29/2025 08 PM PDT            9.99           1108         -      Not Applicable
  04/29/2025 09 PM PDT            9.98           1102         -      Not Applicable
  04/29/2025 10 PM PDT            9.93           1068         -      Not Applicable
  04/29/2025 11 PM PDT            9.90           1049         -      Not Applicable
  04/30/2025 12 AM PDT            9.91           1055         +      Not Applicable
  04/30/2025 01 AM PDT            9.90           1049         -      Not Applicable
  04/30/2025 02 AM PDT            9.93           1068         +      Not Applicable
  04/30/2025 03 AM PDT            9.89           1042         -      Not Applicable
  04/30/2025 04 AM PDT            9.90           1049         +      Not Applicable
  04/30/2025 05 AM PDT            9.90           1049         0      Not Applicable
  04/30/2025 06 AM PDT           10.37           1360         +      Not Applicable
  04/30/2025 07 AM PDT           10.37           1360         0      Not Applicable
  04/30/2025 08 AM PDT           10.35           1344         -      Not Applicable
  04/30/2025 09 AM PDT           10.05           1143         -      Not Applicable
  04/30/2025 10 AM PDT            9.89           1042         -      Not Applicable
  04/30/2025 11 AM PDT            9.99           1108         +      Not Applicable
  04/30/2025 12 PM PDT            9.97           1095         -      Not Applicable
  04/30/2025 01 PM PDT            9.96           1088         -      Not Applicable
  04/30/2025 02 PM PDT            9.97           1095         +      Not Applicable
  04/30/2025 03 PM PDT            9.95           1082         -      Not Applicable
  04/30/2025 04 PM PDT           10.02           1126         +      Not Applicable
  04/30/2025 05 PM PDT            9.97           1095         -      Not Applicable
  04/30/2025 06 PM PDT            9.99           1108         +      Not Applicable
  04/30/2025 07 PM PDT            9.97           1095         -      Not Applicable
  04/30/2025 08 PM PDT            9.94           1075         -      Not Applicable
  04/30/2025 09 PM PDT            9.92           1062         -      Not Applicable
  04/30/2025 10 PM PDT            9.95           1082         +      Not Applicable
  04/30/2025 11 PM PDT            9.88           1036         -      Not Applicable
  05/01/2025 12 AM PDT            9.93           1068         +      Not Applicable
  05/01/2025 01 AM PDT            9.90           1049         -      Not Applicable
  05/01/2025 02 AM PDT           10.40           1383         +      Not Applicable
  05/01/2025 03 AM PDT           10.38           1367         -      Not Applicable
  05/01/2025 04 AM PDT           10.46           1430         +      Not Applicable
  05/01/2025 05 AM PDT           10.40           1383         -      Not Applicable
  05/01/2025 06 AM PDT           10.42           1399         +      Not Applicable
  05/01/2025 07 AM PDT           10.39           1375         -      Not Applicable
  05/01/2025 08 AM PDT           10.39           1375         0      Not Applicable
  05/01/2025 09 AM PDT           10.11           1178         -      Not Applicable
  05/01/2025 10 AM PDT            9.94           1075         -      Not Applicable
  05/01/2025 11 AM PDT            9.99           1108         +      Not Applicable
  05/01/2025 12 PM PDT            9.98           1102         -      Not Applicable
  05/01/2025 01 PM PDT            9.98           1102         0      Not Applicable
  05/01/2025 02 PM PDT            9.97           1095         -      Not Applicable
  05/01/2025 03 PM PDT            9.96           1088         -      Not Applicable
  05/01/2025 04 PM PDT            9.96           1088         0      Not Applicable
  05/01/2025 05 PM PDT            9.97           1095         +      Not Applicable
  05/01/2025 06 PM PDT           10.02           1126         +      Not Applicable
  05/01/2025 07 PM PDT            9.99           1108         -      Not Applicable
  05/01/2025 08 PM PDT            9.93           1068         -      Not Applicable
  05/01/2025 09 PM PDT            9.95           1082         +      Not Applicable
  05/01/2025 10 PM PDT            9.94           1075         -      Not Applicable
  05/01/2025 11 PM PDT            9.92           1062         -      Not Applicable
  05/02/2025 12 AM PDT            9.95           1082         +      Not Applicable
  05/02/2025 01 AM PDT            9.85           1017         -      Not Applicable
  05/02/2025 02 AM PDT            9.90           1049         +      Not Applicable
  05/02/2025 03 AM PDT            9.89           1042         -      Not Applicable
  05/02/2025 04 AM PDT            9.90           1049         +      Not Applicable
  05/02/2025 05 AM PDT           10.44           1414         +      Not Applicable
  05/02/2025 06 AM PDT           10.44           1414         0      Not Applicable
  05/02/2025 07 AM PDT           10.27           1283         -      Not Applicable
  05/02/2025 08 AM PDT           10.15           1201         -      Not Applicable
  05/02/2025 09 AM PDT            9.99           1108         -      Not Applicable
  05/02/2025 10 AM PDT            9.96           1088         -      Not Applicable
  05/02/2025 11 AM PDT            9.97           1095         +      Not Applicable
  05/02/2025 12 PM PDT            9.98           1102         +      Not Applicable
  05/02/2025 01 PM PDT            9.96           1088         -      Not Applicable
  05/02/2025 02 PM PDT            9.93           1068         -      Not Applicable
  05/02/2025 03 PM PDT            9.98           1102         +      Not Applicable
  05/02/2025 04 PM PDT           10.02           1126         +      Not Applicable
  05/02/2025 05 PM PDT           10.00           1115         -      Not Applicable
  05/02/2025 06 PM PDT            9.99           1108         -      Not Applicable
  05/02/2025 07 PM PDT            9.99           1108         0      Not Applicable
  05/02/2025 08 PM PDT            9.94           1075         -      Not Applicable
  05/02/2025 09 PM PDT            9.98           1102         +      Not Applicable
  05/02/2025 10 PM PDT            9.97           1095         -      Not Applicable
  05/02/2025 11 PM PDT            9.97           1095         0      Not Applicable
  05/03/2025 12 AM PDT            9.99           1108         +      Not Applicable
  05/03/2025 01 AM PDT            9.92           1062         -      Not Applicable
  05/03/2025 02 AM PDT            9.96           1088         +      Not Applicable
  05/03/2025 03 AM PDT            9.96           1088         0      Not Applicable
  05/03/2025 04 AM PDT            9.97           1095         +      Not Applicable
  05/03/2025 05 AM PDT            9.96           1088         -      Not Applicable
  05/03/2025 06 AM PDT            9.86           1023         -      Not Applicable
  05/03/2025 07 AM PDT            9.96           1088         +      Not Applicable
  05/03/2025 08 AM PDT            9.99           1108         +      Not Applicable
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Forecast Status
# ---------------------------------------------------------------------------------
  05/03/2025 09 AM PDT           10.03           1132                Not Applicable
  05/03/2025 10 AM PDT           10.06           1149         +      Not Applicable
  05/03/2025 11 AM PDT           10.10           1172         +      Not Applicable
  05/03/2025 12 PM PDT           10.13           1189         +      Not Applicable
  05/03/2025 01 PM PDT           10.17           1212         +      Not Applicable
  05/03/2025 02 PM PDT           10.02           1126         -      Not Applicable
  05/03/2025 03 PM PDT            9.88           1036         -      Not Applicable
  05/03/2025 04 PM PDT            9.92           1062         +      Not Applicable
  05/03/2025 05 PM PDT            9.95           1082         +      Not Applicable
  05/03/2025 06 PM PDT            9.98           1102         +      Not Applicable
  05/03/2025 07 PM PDT           10.02           1126         +      Not Applicable
  05/03/2025 08 PM PDT           10.01           1121         -      Not Applicable
  05/03/2025 09 PM PDT           10.01           1121         0      Not Applicable
  05/03/2025 10 PM PDT           10.00           1115         -      Not Applicable
  05/03/2025 11 PM PDT           10.00           1115         0      Not Applicable
  05/04/2025 12 AM PDT            9.99           1108         -      Not Applicable
  05/04/2025 01 AM PDT            9.98           1102         -      Not Applicable
  05/04/2025 02 AM PDT            9.98           1102         0      Not Applicable
  05/04/2025 03 AM PDT            9.97           1095         -      Not Applicable
  05/04/2025 04 AM PDT            9.97           1095         0      Not Applicable
  05/04/2025 05 AM PDT            9.97           1095         0      Not Applicable
  05/04/2025 06 AM PDT            9.96           1088         -      Not Applicable
  05/04/2025 07 AM PDT            9.96           1088         0      Not Applicable
  05/04/2025 08 AM PDT            9.95           1082         -      Not Applicable
  05/04/2025 09 AM PDT            9.95           1082         0      Not Applicable
  05/04/2025 10 AM PDT            9.95           1082         0      Not Applicable
  05/04/2025 11 AM PDT            9.94           1075         -      Not Applicable
  05/04/2025 12 PM PDT            9.94           1075         0      Not Applicable
  05/04/2025 01 PM PDT            9.93           1068         -      Not Applicable
  05/04/2025 02 PM PDT            9.93           1068         0      Not Applicable
  05/04/2025 03 PM PDT            9.93           1068         0      Not Applicable
  05/04/2025 04 PM PDT            9.93           1068         0      Not Applicable
  05/04/2025 05 PM PDT            9.92           1062         -      Not Applicable
  05/04/2025 06 PM PDT            9.92           1062         0      Not Applicable
  05/04/2025 07 PM PDT            9.92           1062         0      Not Applicable
  05/04/2025 08 PM PDT            9.92           1062         0      Not Applicable
  05/04/2025 09 PM PDT            9.92           1062         0      Not Applicable
  05/04/2025 10 PM PDT            9.92           1062         0      Not Applicable
  05/04/2025 11 PM PDT            9.92           1062         0      Not Applicable
  05/05/2025 12 AM PDT            9.92           1062         0      Not Applicable
  05/05/2025 01 AM PDT            9.92           1062         0      Not Applicable
  05/05/2025 02 AM PDT            9.92           1062         0      Not Applicable
  05/05/2025 03 AM PDT            9.92           1062         0      Not Applicable
  05/05/2025 04 AM PDT            9.92           1062         0      Not Applicable
  05/05/2025 05 AM PDT            9.92           1062         0      Not Applicable
  05/05/2025 06 AM PDT            9.92           1062         0      Not Applicable
  05/05/2025 07 AM PDT            9.92           1062         0      Not Applicable
  05/05/2025 08 AM PDT            9.92           1062         0      Not Applicable
  05/05/2025 09 AM PDT            9.92           1062         0      Not Applicable
  05/05/2025 10 AM PDT            9.91           1055         -      Not Applicable
  05/05/2025 11 AM PDT            9.91           1055         0      Not Applicable
  05/05/2025 12 PM PDT            9.91           1055         0      Not Applicable
  05/05/2025 01 PM PDT            9.91           1055         0      Not Applicable
  05/05/2025 02 PM PDT            9.90           1049         -      Not Applicable
  05/05/2025 03 PM PDT            9.90           1049         0      Not Applicable
  05/05/2025 04 PM PDT            9.90           1049         0      Not Applicable
  05/05/2025 05 PM PDT            9.90           1049         0      Not Applicable
  05/05/2025 06 PM PDT            9.90           1049         0      Not Applicable
  05/05/2025 07 PM PDT            9.90           1049         0      Not Applicable
  05/05/2025 08 PM PDT            9.89           1042         -      Not Applicable
  05/05/2025 09 PM PDT            9.89           1042         0      Not Applicable
  05/05/2025 10 PM PDT            9.89           1042         0      Not Applicable
  05/05/2025 11 PM PDT            9.89           1042         0      Not Applicable
  05/06/2025 12 AM PDT            9.89           1042         0      Not Applicable
  05/06/2025 01 AM PDT            9.90           1049         +      Not Applicable
  05/06/2025 02 AM PDT            9.90           1049         0      Not Applicable
  05/06/2025 03 AM PDT            9.90           1049         0      Not Applicable
  05/06/2025 04 AM PDT            9.90           1049         0      Not Applicable
  05/06/2025 05 AM PDT            9.90           1049         0      Not Applicable
  05/06/2025 06 AM PDT            9.90           1049         0      Not Applicable
  05/06/2025 07 AM PDT            9.90           1049         0      Not Applicable
  05/06/2025 08 AM PDT            9.90           1049         0      Not Applicable
  05/06/2025 09 AM PDT            9.90           1049         0      Not Applicable
  05/06/2025 10 AM PDT            9.89           1042         -      Not Applicable
  05/06/2025 11 AM PDT            9.89           1042         0      Not Applicable
  05/06/2025 12 PM PDT            9.89           1042         0      Not Applicable
  05/06/2025 01 PM PDT            9.89           1042         0      Not Applicable
  05/06/2025 02 PM PDT            9.89           1042         0      Not Applicable
  05/06/2025 03 PM PDT            9.89           1042         0      Not Applicable
  05/06/2025 04 PM PDT            9.89           1042         0      Not Applicable
  05/06/2025 05 PM PDT            9.89           1042         0      Not Applicable
  05/06/2025 06 PM PDT            9.89           1042         0      Not Applicable
  05/06/2025 07 PM PDT            9.89           1042         0      Not Applicable
  05/06/2025 08 PM PDT            9.89           1042         0      Not Applicable
  05/06/2025 09 PM PDT            9.89           1042         0      Not Applicable
  05/06/2025 10 PM PDT            9.89           1042         0      Not Applicable
  05/06/2025 11 PM PDT            9.89           1042         0      Not Applicable
  05/07/2025 12 AM PDT            9.89           1042         0      Not Applicable
  05/07/2025 01 AM PDT            9.89           1042         0      Not Applicable
  05/07/2025 02 AM PDT            9.89           1042         0      Not Applicable
  05/07/2025 03 AM PDT            9.89           1042         0      Not Applicable
  05/07/2025 04 AM PDT            9.89           1042         0      Not Applicable
  05/07/2025 05 AM PDT            9.89           1042         0      Not Applicable
  05/07/2025 06 AM PDT            9.89           1042         0      Not Applicable
  05/07/2025 07 AM PDT            9.89           1042         0      Not Applicable
  05/07/2025 08 AM PDT            9.89           1042         0      Not Applicable
  05/07/2025 09 AM PDT            9.89           1042         0      Not Applicable
  05/07/2025 10 AM PDT            9.89           1042         0      Not Applicable
  05/07/2025 11 AM PDT            9.88           1036         -      Not Applicable
  05/07/2025 12 PM PDT            9.88           1036         0      Not Applicable
  05/07/2025 01 PM PDT            9.88           1036         0      Not Applicable
  05/07/2025 02 PM PDT            9.88           1036         0      Not Applicable
  05/07/2025 03 PM PDT            9.88           1036         0      Not Applicable
  05/07/2025 04 PM PDT            9.88           1036         0      Not Applicable
  05/07/2025 05 PM PDT            9.87           1029         -      Not Applicable
  05/07/2025 06 PM PDT            9.87           1029         0      Not Applicable
  05/07/2025 07 PM PDT            9.87           1029         0      Not Applicable
  05/07/2025 08 PM PDT            9.87           1029         0      Not Applicable
  05/07/2025 09 PM PDT            9.87           1029         0      Not Applicable
  05/07/2025 10 PM PDT            9.87           1029         0      Not Applicable
  05/07/2025 11 PM PDT            9.87           1029         0      Not Applicable
  05/08/2025 12 AM PDT            9.88           1036         +      Not Applicable
  05/08/2025 01 AM PDT            9.88           1036         0      Not Applicable
  05/08/2025 02 AM PDT            9.88           1036         0      Not Applicable
  05/08/2025 03 AM PDT            9.88           1036         0      Not Applicable
  05/08/2025 04 AM PDT            9.88           1036         0      Not Applicable
  05/08/2025 05 AM PDT            9.88           1036         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.