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

*** IMPORTANT ***  Week of June 16 - Website Data Outage - Due to a major computer upgrade the week of June 16, nearly all data on the CNRFC web site will not be updated. We anticipate the down time to be approximately 4 days. The latest deterministic hydrologic forecasts for official forecast points will continue to be available at the National Water Prediction Service during this time.
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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: Jun 16 2025 at 6:13 AM PDTNext Issuance: Jun 17 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:  06/16/2025 at 06:14 AM PDT
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  06/15/2025 at 08:00 AM PDT
# Maximum Observed Stage:                       10.40 Feet
# Maximum Observed Flow:                        1383 cfs
#
# Earliest Date & Time of Maximum Forecast:     06/16/2025 at 03:00 PM PDT
# Maximum Forecast Stage:                       9.29 Feet
# Maximum Forecast Flow:                        702 cfs
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Observed Status
# ---------------------------------------------------------------------------------
  06/11/2025 06 AM PDT            8.29            297                Not Applicable
  06/11/2025 07 AM PDT            8.28            294         -      Not Applicable
  06/11/2025 08 AM PDT            8.67            446         +      Not Applicable
  06/11/2025 09 AM PDT            9.57            842         +      Not Applicable
  06/11/2025 10 AM PDT            9.82            998         +      Not Applicable
  06/11/2025 11 AM PDT            9.83           1004         +      Not Applicable
  06/11/2025 12 PM PDT            9.83           1004         0      Not Applicable
  06/11/2025 01 PM PDT            9.56            836         -      Not Applicable
  06/11/2025 02 PM PDT            8.81            505         -      Not Applicable
  06/11/2025 03 PM PDT            8.35            315         -      Not Applicable
  06/11/2025 04 PM PDT            8.32            306         -      Not Applicable
  06/11/2025 05 PM PDT            8.30            300         -      Not Applicable
  06/11/2025 06 PM PDT            8.34            312         +      Not Applicable
  06/11/2025 07 PM PDT            8.36            318         +      Not Applicable
  06/11/2025 08 PM PDT            8.30            300         -      Not Applicable
  06/11/2025 09 PM PDT            8.28            294         -      Not Applicable
  06/11/2025 10 PM PDT            8.27            291         -      Not Applicable
  06/11/2025 11 PM PDT            8.26            288         -      Not Applicable
  06/12/2025 12 AM PDT            8.26            288         0      Not Applicable
  06/12/2025 01 AM PDT            8.26            288         0      Not Applicable
  06/12/2025 02 AM PDT            8.27            291         +      Not Applicable
  06/12/2025 03 AM PDT            8.29            297         +      Not Applicable
  06/12/2025 04 AM PDT            8.29            297         0      Not Applicable
  06/12/2025 05 AM PDT            8.31            303         +      Not Applicable
  06/12/2025 06 AM PDT            8.28            294         -      Not Applicable
  06/12/2025 07 AM PDT            8.26            288         -      Not Applicable
  06/12/2025 08 AM PDT            8.75            481         +      Not Applicable
  06/12/2025 09 AM PDT            9.58            848         +      Not Applicable
  06/12/2025 10 AM PDT            9.85           1017         +      Not Applicable
  06/12/2025 11 AM PDT            9.84           1010         -      Not Applicable
  06/12/2025 12 PM PDT            9.85           1017         +      Not Applicable
  06/12/2025 01 PM PDT            9.50            800         -      Not Applicable
  06/12/2025 02 PM PDT            8.77            489         -      Not Applicable
  06/12/2025 03 PM PDT            8.33            309         -      Not Applicable
  06/12/2025 04 PM PDT            8.30            300         -      Not Applicable
  06/12/2025 05 PM PDT            8.34            312         +      Not Applicable
  06/12/2025 06 PM PDT            8.33            309         -      Not Applicable
  06/12/2025 07 PM PDT            8.35            315         +      Not Applicable
  06/12/2025 08 PM PDT            8.34            312         -      Not Applicable
  06/12/2025 09 PM PDT            8.31            303         -      Not Applicable
  06/12/2025 10 PM PDT            8.32            306         +      Not Applicable
  06/12/2025 11 PM PDT            8.28            294         -      Not Applicable
  06/13/2025 12 AM PDT            8.27            291         -      Not Applicable
  06/13/2025 01 AM PDT            8.29            297         +      Not Applicable
  06/13/2025 02 AM PDT            8.27            291         -      Not Applicable
  06/13/2025 03 AM PDT            8.30            300         +      Not Applicable
  06/13/2025 04 AM PDT            8.28            294         -      Not Applicable
  06/13/2025 05 AM PDT            8.30            300         +      Not Applicable
  06/13/2025 06 AM PDT            8.30            300         0      Not Applicable
  06/13/2025 07 AM PDT            8.29            297         -      Not Applicable
  06/13/2025 08 AM PDT            8.68            451         +      Not Applicable
  06/13/2025 09 AM PDT            9.55            830         +      Not Applicable
  06/13/2025 10 AM PDT            9.82            998         +      Not Applicable
  06/13/2025 11 AM PDT            9.81            991         -      Not Applicable
  06/13/2025 12 PM PDT            9.85           1017         +      Not Applicable
  06/13/2025 01 PM PDT            9.46            781         -      Not Applicable
  06/13/2025 02 PM PDT            8.82            509         -      Not Applicable
  06/13/2025 03 PM PDT            8.42            337         -      Not Applicable
  06/13/2025 04 PM PDT            8.45            348         +      Not Applicable
  06/13/2025 05 PM PDT            8.46            352         +      Not Applicable
  06/13/2025 06 PM PDT            8.48            359         +      Not Applicable
  06/13/2025 07 PM PDT            8.48            359         0      Not Applicable
  06/13/2025 08 PM PDT            8.42            337         -      Not Applicable
  06/13/2025 09 PM PDT            8.46            352         +      Not Applicable
  06/13/2025 10 PM PDT            8.43            341         -      Not Applicable
  06/13/2025 11 PM PDT            8.43            341         0      Not Applicable
  06/14/2025 12 AM PDT            8.38            324         -      Not Applicable
  06/14/2025 01 AM PDT            8.43            341         +      Not Applicable
  06/14/2025 02 AM PDT            8.43            341         0      Not Applicable
  06/14/2025 03 AM PDT            8.44            344         +      Not Applicable
  06/14/2025 04 AM PDT            8.43            341         -      Not Applicable
  06/14/2025 05 AM PDT            8.38            324         -      Not Applicable
  06/14/2025 06 AM PDT            8.43            341         +      Not Applicable
  06/14/2025 07 AM PDT            8.94            551         +      Not Applicable
  06/14/2025 08 AM PDT            9.73            941         +      Not Applicable
  06/14/2025 09 AM PDT            9.83           1004         +      Not Applicable
  06/14/2025 10 AM PDT            9.82            998         -      Not Applicable
  06/14/2025 11 AM PDT            9.80            985         -      Not Applicable
  06/14/2025 12 PM PDT            9.79            979         -      Not Applicable
  06/14/2025 01 PM PDT            9.56            836         -      Not Applicable
  06/14/2025 02 PM PDT            8.82            509         -      Not Applicable
  06/14/2025 03 PM PDT            8.34            312         -      Not Applicable
  06/14/2025 04 PM PDT            8.33            309         -      Not Applicable
  06/14/2025 05 PM PDT            8.36            318         +      Not Applicable
  06/14/2025 06 PM PDT            8.36            318         0      Not Applicable
  06/14/2025 07 PM PDT            8.32            306         -      Not Applicable
  06/14/2025 08 PM PDT            8.32            306         0      Not Applicable
  06/14/2025 09 PM PDT            8.31            303         -      Not Applicable
  06/14/2025 10 PM PDT            8.27            291         -      Not Applicable
  06/14/2025 11 PM PDT            8.27            291         0      Not Applicable
  06/15/2025 12 AM PDT            8.30            300         +      Not Applicable
  06/15/2025 01 AM PDT            8.26            288         -      Not Applicable
  06/15/2025 02 AM PDT            8.28            294         +      Not Applicable
  06/15/2025 03 AM PDT            8.25            285         -      Not Applicable
  06/15/2025 04 AM PDT            8.27            291         +      Not Applicable
  06/15/2025 05 AM PDT            8.28            294         +      Not Applicable
  06/15/2025 06 AM PDT            8.29            297         +      Not Applicable
  06/15/2025 07 AM PDT            8.70            461         +      Not Applicable
  06/15/2025 08 AM PDT           10.40           1383         +      Not Applicable
  06/15/2025 09 AM PDT           10.07           1155         -      Not Applicable
  06/15/2025 10 AM PDT           10.05           1143         -      Not Applicable
  06/15/2025 11 AM PDT           10.06           1149         +      Not Applicable
  06/15/2025 12 PM PDT           10.07           1155         +      Not Applicable
  06/15/2025 01 PM PDT           10.02           1126         -      Not Applicable
  06/15/2025 02 PM PDT            9.60            860         -      Not Applicable
  06/15/2025 03 PM PDT            9.26            688         -      Not Applicable
  06/15/2025 04 PM PDT            9.22            670         -      Not Applicable
  06/15/2025 05 PM PDT            8.57            399         -      Not Applicable
  06/15/2025 06 PM PDT            8.39            327         -      Not Applicable
  06/15/2025 07 PM PDT            8.39            327         0      Not Applicable
  06/15/2025 08 PM PDT            8.38            324         -      Not Applicable
  06/15/2025 09 PM PDT            8.34            312         -      Not Applicable
  06/15/2025 10 PM PDT            8.50            367         +      Not Applicable
  06/15/2025 11 PM PDT            9.16            643         +      Not Applicable
  06/16/2025 12 AM PDT            9.17            647         +      Not Applicable
  06/16/2025 01 AM PDT            9.17            647         0      Not Applicable
  06/16/2025 02 AM PDT            9.18            652         +      Not Applicable
  06/16/2025 03 AM PDT            9.14            634         -      Not Applicable
  06/16/2025 04 AM PDT            9.15            638         +      Not Applicable
  06/16/2025 05 AM PDT            9.23            675         +      Not Applicable
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Forecast Status
# ---------------------------------------------------------------------------------
  06/16/2025 06 AM PDT            8.88            530                Not Applicable
  06/16/2025 07 AM PDT            8.54            385         -      Not Applicable
  06/16/2025 08 AM PDT            8.12            237         -      Not Applicable
  06/16/2025 09 AM PDT            8.12            237         0      Not Applicable
  06/16/2025 10 AM PDT            8.12            237         0      Not Applicable
  06/16/2025 11 AM PDT            8.12            237         0      Not Applicable
  06/16/2025 12 PM PDT            8.12            237         0      Not Applicable
  06/16/2025 01 PM PDT            8.12            237         0      Not Applicable
  06/16/2025 02 PM PDT            8.12            237         0      Not Applicable
  06/16/2025 03 PM PDT            9.29            702         +      Not Applicable
  06/16/2025 04 PM PDT            9.29            702         0      Not Applicable
  06/16/2025 05 PM PDT            9.29            702         0      Not Applicable
  06/16/2025 06 PM PDT            9.29            702         0      Not Applicable
  06/16/2025 07 PM PDT            9.29            702         0      Not Applicable
  06/16/2025 08 PM PDT            9.29            702         0      Not Applicable
  06/16/2025 09 PM PDT            9.29            702         0      Not Applicable
  06/16/2025 10 PM PDT            9.29            702         0      Not Applicable
  06/16/2025 11 PM PDT            9.29            702         0      Not Applicable
  06/17/2025 12 AM PDT            9.29            702         0      Not Applicable
  06/17/2025 01 AM PDT            9.29            702         0      Not Applicable
  06/17/2025 02 AM PDT            9.29            702         0      Not Applicable
  06/17/2025 03 AM PDT            9.29            702         0      Not Applicable
  06/17/2025 04 AM PDT            9.29            702         0      Not Applicable
  06/17/2025 05 AM PDT            9.29            702         0      Not Applicable
  06/17/2025 06 AM PDT            9.29            702         0      Not Applicable
  06/17/2025 07 AM PDT            9.29            702         0      Not Applicable
  06/17/2025 08 AM PDT            9.29            702         0      Not Applicable
  06/17/2025 09 AM PDT            9.28            698         -      Not Applicable
  06/17/2025 10 AM PDT            9.28            698         0      Not Applicable
  06/17/2025 11 AM PDT            9.28            698         0      Not Applicable
  06/17/2025 12 PM PDT            9.28            698         0      Not Applicable
  06/17/2025 01 PM PDT            9.28            698         0      Not Applicable
  06/17/2025 02 PM PDT            9.28            698         0      Not Applicable
  06/17/2025 03 PM PDT            9.28            698         0      Not Applicable
  06/17/2025 04 PM PDT            9.28            698         0      Not Applicable
  06/17/2025 05 PM PDT            9.28            698         0      Not Applicable
  06/17/2025 06 PM PDT            9.28            698         0      Not Applicable
  06/17/2025 07 PM PDT            9.28            698         0      Not Applicable
  06/17/2025 08 PM PDT            9.28            698         0      Not Applicable
  06/17/2025 09 PM PDT            9.28            698         0      Not Applicable
  06/17/2025 10 PM PDT            9.28            698         0      Not Applicable
  06/17/2025 11 PM PDT            9.28            698         0      Not Applicable
  06/18/2025 12 AM PDT            9.28            698         0      Not Applicable
  06/18/2025 01 AM PDT            9.28            698         0      Not Applicable
  06/18/2025 02 AM PDT            9.28            698         0      Not Applicable
  06/18/2025 03 AM PDT            9.28            698         0      Not Applicable
  06/18/2025 04 AM PDT            9.28            698         0      Not Applicable
  06/18/2025 05 AM PDT            9.28            698         0      Not Applicable
  06/18/2025 06 AM PDT            9.28            698         0      Not Applicable
  06/18/2025 07 AM PDT            9.28            698         0      Not Applicable
  06/18/2025 08 AM PDT            9.28            698         0      Not Applicable
  06/18/2025 09 AM PDT            9.28            698         0      Not Applicable
  06/18/2025 10 AM PDT            9.28            698         0      Not Applicable
  06/18/2025 11 AM PDT            9.28            698         0      Not Applicable
  06/18/2025 12 PM PDT            9.28            698         0      Not Applicable
  06/18/2025 01 PM PDT            9.28            698         0      Not Applicable
  06/18/2025 02 PM PDT            9.28            698         0      Not Applicable
  06/18/2025 03 PM PDT            9.28            698         0      Not Applicable
  06/18/2025 04 PM PDT            9.28            698         0      Not Applicable
  06/18/2025 05 PM PDT            9.28            698         0      Not Applicable
  06/18/2025 06 PM PDT            9.28            698         0      Not Applicable
  06/18/2025 07 PM PDT            9.28            698         0      Not Applicable
  06/18/2025 08 PM PDT            9.28            698         0      Not Applicable
  06/18/2025 09 PM PDT            9.28            698         0      Not Applicable
  06/18/2025 10 PM PDT            9.28            698         0      Not Applicable
  06/18/2025 11 PM PDT            9.28            698         0      Not Applicable
  06/19/2025 12 AM PDT            9.28            698         0      Not Applicable
  06/19/2025 01 AM PDT            9.28            698         0      Not Applicable
  06/19/2025 02 AM PDT            9.28            698         0      Not Applicable
  06/19/2025 03 AM PDT            9.28            698         0      Not Applicable
  06/19/2025 04 AM PDT            9.28            698         0      Not Applicable
  06/19/2025 05 AM PDT            9.28            698         0      Not Applicable
  06/19/2025 06 AM PDT            9.28            698         0      Not Applicable
  06/19/2025 07 AM PDT            9.27            693         -      Not Applicable
  06/19/2025 08 AM PDT            9.27            693         0      Not Applicable
  06/19/2025 09 AM PDT            9.27            693         0      Not Applicable
  06/19/2025 10 AM PDT            9.27            693         0      Not Applicable
  06/19/2025 11 AM PDT            9.27            693         0      Not Applicable
  06/19/2025 12 PM PDT            9.27            693         0      Not Applicable
  06/19/2025 01 PM PDT            9.27            693         0      Not Applicable
  06/19/2025 02 PM PDT            9.27            693         0      Not Applicable
  06/19/2025 03 PM PDT            9.27            693         0      Not Applicable
  06/19/2025 04 PM PDT            9.27            693         0      Not Applicable
  06/19/2025 05 PM PDT            9.27            693         0      Not Applicable
  06/19/2025 06 PM PDT            9.27            693         0      Not Applicable
  06/19/2025 07 PM PDT            9.27            693         0      Not Applicable
  06/19/2025 08 PM PDT            9.27            693         0      Not Applicable
  06/19/2025 09 PM PDT            9.27            693         0      Not Applicable
  06/19/2025 10 PM PDT            9.27            693         0      Not Applicable
  06/19/2025 11 PM PDT            9.27            693         0      Not Applicable
  06/20/2025 12 AM PDT            9.27            693         0      Not Applicable
  06/20/2025 01 AM PDT            9.27            693         0      Not Applicable
  06/20/2025 02 AM PDT            9.27            693         0      Not Applicable
  06/20/2025 03 AM PDT            9.27            693         0      Not Applicable
  06/20/2025 04 AM PDT            9.27            693         0      Not Applicable
  06/20/2025 05 AM PDT            9.27            693         0      Not Applicable
  06/20/2025 06 AM PDT            9.27            693         0      Not Applicable
  06/20/2025 07 AM PDT            9.27            693         0      Not Applicable
  06/20/2025 08 AM PDT            9.27            693         0      Not Applicable
  06/20/2025 09 AM PDT            9.27            693         0      Not Applicable
  06/20/2025 10 AM PDT            9.27            693         0      Not Applicable
  06/20/2025 11 AM PDT            9.27            693         0      Not Applicable
  06/20/2025 12 PM PDT            9.27            693         0      Not Applicable
  06/20/2025 01 PM PDT            9.27            693         0      Not Applicable
  06/20/2025 02 PM PDT            9.27            693         0      Not Applicable
  06/20/2025 03 PM PDT            9.27            693         0      Not Applicable
  06/20/2025 04 PM PDT            9.27            693         0      Not Applicable
  06/20/2025 05 PM PDT            9.27            693         0      Not Applicable
  06/20/2025 06 PM PDT            9.27            693         0      Not Applicable
  06/20/2025 07 PM PDT            9.27            693         0      Not Applicable
  06/20/2025 08 PM PDT            9.27            693         0      Not Applicable
  06/20/2025 09 PM PDT            9.27            693         0      Not Applicable
  06/20/2025 10 PM PDT            9.27            693         0      Not Applicable
  06/20/2025 11 PM PDT            9.27            693         0      Not Applicable
  06/21/2025 12 AM PDT            9.27            693         0      Not Applicable
  06/21/2025 01 AM PDT            9.27            693         0      Not Applicable
  06/21/2025 02 AM PDT            9.27            693         0      Not Applicable
  06/21/2025 03 AM PDT            9.27            693         0      Not Applicable
  06/21/2025 04 AM PDT            9.27            693         0      Not Applicable
  06/21/2025 05 AM PDT            9.27            693         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.