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: Aug 27 2026 at 7:06 AM PDTNext Issuance: Aug 28 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:  08/27/2026 at 07:07 AM PDT
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  08/25/2026 at 01:00 PM PDT
# Maximum Observed Stage:                       10.08 Feet
# Maximum Observed Flow:                        1160 cfs
#
# Earliest Date & Time of Maximum Forecast:     08/28/2026 at 05:00 PM PDT
# Maximum Forecast Stage:                       9.87 Feet
# Maximum Forecast Flow:                        1029 cfs
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Observed Status
# ---------------------------------------------------------------------------------
  08/22/2026 07 AM PDT            9.87           1029                Not Applicable
  08/22/2026 08 AM PDT            9.86           1023         -      Not Applicable
  08/22/2026 09 AM PDT            9.81            991         -      Not Applicable
  08/22/2026 10 AM PDT            9.90           1049         +      Not Applicable
  08/22/2026 11 AM PDT            9.86           1023         -      Not Applicable
  08/22/2026 12 PM PDT            9.89           1042         +      Not Applicable
  08/22/2026 01 PM PDT            9.87           1029         -      Not Applicable
  08/22/2026 02 PM PDT            9.84           1010         -      Not Applicable
  08/22/2026 03 PM PDT            9.88           1036         +      Not Applicable
  08/22/2026 04 PM PDT            9.54            824         -      Not Applicable
  08/22/2026 05 PM PDT            9.45            776         -      Not Applicable
  08/22/2026 06 PM PDT            9.49            795         +      Not Applicable
  08/22/2026 07 PM PDT            9.49            795         0      Not Applicable
  08/22/2026 08 PM PDT            9.48            790         -      Not Applicable
  08/22/2026 09 PM PDT            9.46            781         -      Not Applicable
  08/22/2026 10 PM PDT            9.45            776         -      Not Applicable
  08/22/2026 11 PM PDT            9.44            772         -      Not Applicable
  08/23/2026 12 AM PDT            9.43            767         -      Not Applicable
  08/23/2026 01 AM PDT            9.78            972         +      Not Applicable
  08/23/2026 02 AM PDT            9.84           1010         +      Not Applicable
  08/23/2026 03 AM PDT            9.83           1004         -      Not Applicable
  08/23/2026 04 AM PDT            9.89           1042         +      Not Applicable
  08/23/2026 05 AM PDT            9.83           1004         -      Not Applicable
  08/23/2026 06 AM PDT            9.86           1023         +      Not Applicable
  08/23/2026 07 AM PDT            9.84           1010         -      Not Applicable
  08/23/2026 08 AM PDT            9.85           1017         +      Not Applicable
  08/23/2026 09 AM PDT            9.85           1017         0      Not Applicable
  08/23/2026 10 AM PDT            9.86           1023         +      Not Applicable
  08/23/2026 11 AM PDT            9.84           1010         -      Not Applicable
  08/23/2026 12 PM PDT            9.87           1029         +      Not Applicable
  08/23/2026 01 PM PDT            9.87           1029         0      Not Applicable
  08/23/2026 02 PM PDT            9.87           1029         0      Not Applicable
  08/23/2026 03 PM PDT            9.89           1042         +      Not Applicable
  08/23/2026 04 PM PDT            9.86           1023         -      Not Applicable
  08/23/2026 05 PM PDT            9.89           1042         +      Not Applicable
  08/23/2026 06 PM PDT            9.82            998         -      Not Applicable
  08/23/2026 07 PM PDT            9.84           1010         +      Not Applicable
  08/23/2026 08 PM PDT            9.84           1010         0      Not Applicable
  08/23/2026 09 PM PDT            9.70            922         -      Not Applicable
  08/23/2026 10 PM PDT            9.69            916         -      Not Applicable
  08/23/2026 11 PM PDT            9.67            903         -      Not Applicable
  08/24/2026 12 AM PDT            9.71            928         +      Not Applicable
  08/24/2026 01 AM PDT            9.68            909         -      Not Applicable
  08/24/2026 02 AM PDT            9.68            909         0      Not Applicable
  08/24/2026 03 AM PDT            9.68            909         0      Not Applicable
  08/24/2026 04 AM PDT            9.66            897         -      Not Applicable
  08/24/2026 05 AM PDT            9.69            916         +      Not Applicable
  08/24/2026 06 AM PDT            9.63            878         -      Not Applicable
  08/24/2026 07 AM PDT            9.66            897         +      Not Applicable
  08/24/2026 08 AM PDT            9.87           1029         +      Not Applicable
  08/24/2026 09 AM PDT            9.84           1010         -      Not Applicable
  08/24/2026 10 AM PDT            9.85           1017         +      Not Applicable
  08/24/2026 11 AM PDT            9.84           1010         -      Not Applicable
  08/24/2026 12 PM PDT            9.86           1023         +      Not Applicable
  08/24/2026 01 PM PDT            9.79            979         -      Not Applicable
  08/24/2026 02 PM PDT            9.80            985         +      Not Applicable
  08/24/2026 03 PM PDT            9.80            985         0      Not Applicable
  08/24/2026 04 PM PDT            9.80            985         0      Not Applicable
  08/24/2026 05 PM PDT           10.00           1115         +      Not Applicable
  08/24/2026 06 PM PDT            9.79            979         -      Not Applicable
  08/24/2026 07 PM PDT            9.86           1023         +      Not Applicable
  08/24/2026 08 PM PDT            9.89           1042         +      Not Applicable
  08/24/2026 09 PM PDT            9.86           1023         -      Not Applicable
  08/24/2026 10 PM PDT            9.85           1017         -      Not Applicable
  08/24/2026 11 PM PDT            9.78            972         -      Not Applicable
  08/25/2026 12 AM PDT            9.85           1017         +      Not Applicable
  08/25/2026 01 AM PDT            9.57            842         -      Not Applicable
  08/25/2026 02 AM PDT            9.69            916         +      Not Applicable
  08/25/2026 03 AM PDT            9.86           1023         +      Not Applicable
  08/25/2026 04 AM PDT            9.81            991         -      Not Applicable
  08/25/2026 05 AM PDT            9.81            991         0      Not Applicable
  08/25/2026 06 AM PDT            9.74            947         -      Not Applicable
  08/25/2026 07 AM PDT            9.78            972         +      Not Applicable
  08/25/2026 08 AM PDT            9.81            991         +      Not Applicable
  08/25/2026 09 AM PDT            9.82            998         +      Not Applicable
  08/25/2026 10 AM PDT            9.78            972         -      Not Applicable
  08/25/2026 11 AM PDT            9.80            985         +      Not Applicable
  08/25/2026 12 PM PDT           10.00           1115         +      Not Applicable
  08/25/2026 01 PM PDT           10.08           1160         +      Not Applicable
  08/25/2026 02 PM PDT           10.02           1126         -      Not Applicable
  08/25/2026 03 PM PDT            9.88           1036         -      Not Applicable
  08/25/2026 04 PM PDT            9.84           1010         -      Not Applicable
  08/25/2026 05 PM PDT            9.83           1004         -      Not Applicable
  08/25/2026 06 PM PDT            9.85           1017         +      Not Applicable
  08/25/2026 07 PM PDT            9.84           1010         -      Not Applicable
  08/25/2026 08 PM PDT            9.84           1010         0      Not Applicable
  08/25/2026 09 PM PDT            9.83           1004         -      Not Applicable
  08/25/2026 10 PM PDT            9.76            959         -      Not Applicable
  08/25/2026 11 PM PDT            9.23            675         -      Not Applicable
  08/26/2026 12 AM PDT            9.09            611         -      Not Applicable
  08/26/2026 01 AM PDT            9.29            702         +      Not Applicable
  08/26/2026 02 AM PDT            9.26            688         -      Not Applicable
  08/26/2026 03 AM PDT            9.24            679         -      Not Applicable
  08/26/2026 04 AM PDT            9.22            670         -      Not Applicable
  08/26/2026 05 AM PDT            9.24            679         +      Not Applicable
  08/26/2026 06 AM PDT            9.24            679         0      Not Applicable
  08/26/2026 07 AM PDT            9.75            953         +      Not Applicable
  08/26/2026 08 AM PDT            9.85           1017         +      Not Applicable
  08/26/2026 09 AM PDT            9.86           1023         +      Not Applicable
  08/26/2026 10 AM PDT            9.86           1023         0      Not Applicable
  08/26/2026 11 AM PDT            9.90           1049         +      Not Applicable
  08/26/2026 12 PM PDT            9.89           1042         -      Not Applicable
  08/26/2026 01 PM PDT            9.89           1042         0      Not Applicable
  08/26/2026 02 PM PDT            9.77            966         -      Not Applicable
  08/26/2026 03 PM PDT            9.92           1062         +      Not Applicable
  08/26/2026 04 PM PDT            9.87           1029         -      Not Applicable
  08/26/2026 05 PM PDT            9.88           1036         +      Not Applicable
  08/26/2026 06 PM PDT            9.89           1042         +      Not Applicable
  08/26/2026 07 PM PDT            9.86           1023         -      Not Applicable
  08/26/2026 08 PM PDT            9.88           1036         +      Not Applicable
  08/26/2026 09 PM PDT            9.82            998         -      Not Applicable
  08/26/2026 10 PM PDT            9.90           1049         +      Not Applicable
  08/26/2026 11 PM PDT            9.85           1017         -      Not Applicable
  08/27/2026 12 AM PDT            9.82            998         -      Not Applicable
  08/27/2026 01 AM PDT            9.87           1029         +      Not Applicable
  08/27/2026 02 AM PDT            9.88           1036         +      Not Applicable
  08/27/2026 03 AM PDT            9.82            998         -      Not Applicable
  08/27/2026 04 AM PDT            9.86           1023         +      Not Applicable
  08/27/2026 05 AM PDT            9.83           1004         -      Not Applicable
  08/27/2026 06 AM PDT            9.84           1010         +      Not Applicable
  08/27/2026 07 AM PDT            9.84           1010         0      Not Applicable
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Forecast Status
# ---------------------------------------------------------------------------------
  08/27/2026 08 AM PDT            9.84           1010                Not Applicable
  08/27/2026 09 AM PDT            9.85           1017         +      Not Applicable
  08/27/2026 10 AM PDT            9.85           1017         0      Not Applicable
  08/27/2026 11 AM PDT            9.85           1017         0      Not Applicable
  08/27/2026 12 PM PDT            9.86           1023         +      Not Applicable
  08/27/2026 01 PM PDT            9.86           1023         0      Not Applicable
  08/27/2026 02 PM PDT            9.86           1023         0      Not Applicable
  08/27/2026 03 PM PDT            9.86           1023         0      Not Applicable
  08/27/2026 04 PM PDT            9.86           1023         0      Not Applicable
  08/27/2026 05 PM PDT            9.86           1023         0      Not Applicable
  08/27/2026 06 PM PDT            9.86           1023         0      Not Applicable
  08/27/2026 07 PM PDT            9.86           1023         0      Not Applicable
  08/27/2026 08 PM PDT            9.86           1023         0      Not Applicable
  08/27/2026 09 PM PDT            9.86           1023         0      Not Applicable
  08/27/2026 10 PM PDT            9.86           1023         0      Not Applicable
  08/27/2026 11 PM PDT            9.86           1023         0      Not Applicable
  08/28/2026 12 AM PDT            9.86           1023         0      Not Applicable
  08/28/2026 01 AM PDT            9.86           1023         0      Not Applicable
  08/28/2026 02 AM PDT            9.86           1023         0      Not Applicable
  08/28/2026 03 AM PDT            9.86           1023         0      Not Applicable
  08/28/2026 04 AM PDT            9.86           1023         0      Not Applicable
  08/28/2026 05 AM PDT            9.86           1023         0      Not Applicable
  08/28/2026 06 AM PDT            9.86           1023         0      Not Applicable
  08/28/2026 07 AM PDT            9.86           1023         0      Not Applicable
  08/28/2026 08 AM PDT            9.86           1023         0      Not Applicable
  08/28/2026 09 AM PDT            9.86           1023         0      Not Applicable
  08/28/2026 10 AM PDT            9.86           1023         0      Not Applicable
  08/28/2026 11 AM PDT            9.86           1023         0      Not Applicable
  08/28/2026 12 PM PDT            9.86           1023         0      Not Applicable
  08/28/2026 01 PM PDT            9.86           1023         0      Not Applicable
  08/28/2026 02 PM PDT            9.86           1023         0      Not Applicable
  08/28/2026 03 PM PDT            9.86           1023         0      Not Applicable
  08/28/2026 04 PM PDT            9.86           1023         0      Not Applicable
  08/28/2026 05 PM PDT            9.87           1029         +      Not Applicable
  08/28/2026 06 PM PDT            9.87           1029         0      Not Applicable
  08/28/2026 07 PM PDT            9.87           1029         0      Not Applicable
  08/28/2026 08 PM PDT            9.87           1029         0      Not Applicable
  08/28/2026 09 PM PDT            9.87           1029         0      Not Applicable
  08/28/2026 10 PM PDT            9.87           1029         0      Not Applicable
  08/28/2026 11 PM PDT            9.87           1029         0      Not Applicable
  08/29/2026 12 AM PDT            9.87           1029         0      Not Applicable
  08/29/2026 01 AM PDT            9.87           1029         0      Not Applicable
  08/29/2026 02 AM PDT            9.87           1029         0      Not Applicable
  08/29/2026 03 AM PDT            9.87           1029         0      Not Applicable
  08/29/2026 04 AM PDT            9.87           1029         0      Not Applicable
  08/29/2026 05 AM PDT            9.87           1029         0      Not Applicable
  08/29/2026 06 AM PDT            9.86           1023         -      Not Applicable
  08/29/2026 07 AM PDT            9.86           1023         0      Not Applicable
  08/29/2026 08 AM PDT            9.86           1023         0      Not Applicable
  08/29/2026 09 AM PDT            9.86           1023         0      Not Applicable
  08/29/2026 10 AM PDT            9.86           1023         0      Not Applicable
  08/29/2026 11 AM PDT            9.86           1023         0      Not Applicable
  08/29/2026 12 PM PDT            9.86           1023         0      Not Applicable
  08/29/2026 01 PM PDT            9.86           1023         0      Not Applicable
  08/29/2026 02 PM PDT            9.86           1023         0      Not Applicable
  08/29/2026 03 PM PDT            9.86           1023         0      Not Applicable
  08/29/2026 04 PM PDT            9.86           1023         0      Not Applicable
  08/29/2026 05 PM PDT            9.86           1023         0      Not Applicable
  08/29/2026 06 PM PDT            9.86           1023         0      Not Applicable
  08/29/2026 07 PM PDT            9.86           1023         0      Not Applicable
  08/29/2026 08 PM PDT            9.86           1023         0      Not Applicable
  08/29/2026 09 PM PDT            9.86           1023         0      Not Applicable
  08/29/2026 10 PM PDT            9.86           1023         0      Not Applicable
  08/29/2026 11 PM PDT            9.86           1023         0      Not Applicable
  08/30/2026 12 AM PDT            9.86           1023         0      Not Applicable
  08/30/2026 01 AM PDT            9.86           1023         0      Not Applicable
  08/30/2026 02 AM PDT            9.86           1023         0      Not Applicable
  08/30/2026 03 AM PDT            9.86           1023         0      Not Applicable
  08/30/2026 04 AM PDT            9.86           1023         0      Not Applicable
  08/30/2026 05 AM PDT            9.86           1023         0      Not Applicable
  08/30/2026 06 AM PDT            9.86           1023         0      Not Applicable
  08/30/2026 07 AM PDT            9.86           1023         0      Not Applicable
  08/30/2026 08 AM PDT            9.86           1023         0      Not Applicable
  08/30/2026 09 AM PDT            9.86           1023         0      Not Applicable
  08/30/2026 10 AM PDT            9.86           1023         0      Not Applicable
  08/30/2026 11 AM PDT            9.86           1023         0      Not Applicable
  08/30/2026 12 PM PDT            9.86           1023         0      Not Applicable
  08/30/2026 01 PM PDT            9.86           1023         0      Not Applicable
  08/30/2026 02 PM PDT            9.86           1023         0      Not Applicable
  08/30/2026 03 PM PDT            9.86           1023         0      Not Applicable
  08/30/2026 04 PM PDT            9.86           1023         0      Not Applicable
  08/30/2026 05 PM PDT            9.86           1023         0      Not Applicable
  08/30/2026 06 PM PDT            9.86           1023         0      Not Applicable
  08/30/2026 07 PM PDT            9.86           1023         0      Not Applicable
  08/30/2026 08 PM PDT            9.86           1023         0      Not Applicable
  08/30/2026 09 PM PDT            9.86           1023         0      Not Applicable
  08/30/2026 10 PM PDT            9.86           1023         0      Not Applicable
  08/30/2026 11 PM PDT            9.86           1023         0      Not Applicable
  08/31/2026 12 AM PDT            9.86           1023         0      Not Applicable
  08/31/2026 01 AM PDT            9.86           1023         0      Not Applicable
  08/31/2026 02 AM PDT            9.86           1023         0      Not Applicable
  08/31/2026 03 AM PDT            9.86           1023         0      Not Applicable
  08/31/2026 04 AM PDT            9.86           1023         0      Not Applicable
  08/31/2026 05 AM PDT            9.86           1023         0      Not Applicable
  08/31/2026 06 AM PDT            9.86           1023         0      Not Applicable
  08/31/2026 07 AM PDT            9.86           1023         0      Not Applicable
  08/31/2026 08 AM PDT            9.86           1023         0      Not Applicable
  08/31/2026 09 AM PDT            9.86           1023         0      Not Applicable
  08/31/2026 10 AM PDT            9.86           1023         0      Not Applicable
  08/31/2026 11 AM PDT            9.86           1023         0      Not Applicable
  08/31/2026 12 PM PDT            9.86           1023         0      Not Applicable
  08/31/2026 01 PM PDT            9.86           1023         0      Not Applicable
  08/31/2026 02 PM PDT            9.86           1023         0      Not Applicable
  08/31/2026 03 PM PDT            9.86           1023         0      Not Applicable
  08/31/2026 04 PM PDT            9.86           1023         0      Not Applicable
  08/31/2026 05 PM PDT            9.86           1023         0      Not Applicable
  08/31/2026 06 PM PDT            9.86           1023         0      Not Applicable
  08/31/2026 07 PM PDT            9.86           1023         0      Not Applicable
  08/31/2026 08 PM PDT            9.86           1023         0      Not Applicable
  08/31/2026 09 PM PDT            9.86           1023         0      Not Applicable
  08/31/2026 10 PM PDT            9.86           1023         0      Not Applicable
  08/31/2026 11 PM PDT            9.86           1023         0      Not Applicable
  09/01/2026 12 AM PDT            9.86           1023         0      Not Applicable
  09/01/2026 01 AM PDT            9.86           1023         0      Not Applicable
  09/01/2026 02 AM PDT            9.86           1023         0      Not Applicable
  09/01/2026 03 AM PDT            9.86           1023         0      Not Applicable
  09/01/2026 04 AM PDT            9.86           1023         0      Not Applicable
  09/01/2026 05 AM PDT            9.86           1023         0      Not Applicable
  09/01/2026 06 AM PDT            9.86           1023         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.