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 - ABOVE MIDDLE FORK POWERHOUSE (MFPC1)
Latitude: 39.03º NLongitude: 120.59º WElevation: 2540 FeetForecast Type: Unofficial Location
Location: Placer County in CaliforniaBulletin Group: Lower SacramentoRiver Group: American
Issuance Time: Mar 21 2026 at 7:19 AM PDTNext Issuance: Mar 22 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 - Above Middle Fork Powerhouse (MFPC1)
#
# File Generation Time:  03/21/2026 at 07:22 AM PDT
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  03/18/2026 at 01:00 AM PDT
# Maximum Observed Flow:                        204 cfs
#
# Earliest Date & Time of Maximum Forecast:     03/21/2026 at 08:00 AM PDT
# Maximum Forecast Flow:                        179 cfs
#
# OBSERVED
#
# Date & Time  (Local)    Flow (cfs)     Trend     Observed Status
# ----------------------------------------------------------------
  03/16/2026 07 AM PDT           182                Not Applicable
  03/16/2026 08 AM PDT           180         -      Not Applicable
  03/16/2026 09 AM PDT           178         -      Not Applicable
  03/16/2026 10 AM PDT           176         -      Not Applicable
  03/16/2026 11 AM PDT           178         +      Not Applicable
  03/16/2026 12 PM PDT           176         -      Not Applicable
  03/16/2026 01 PM PDT           172         -      Not Applicable
  03/16/2026 02 PM PDT           174         +      Not Applicable
  03/16/2026 03 PM PDT           174         0      Not Applicable
  03/16/2026 04 PM PDT           172         -      Not Applicable
  03/16/2026 05 PM PDT           170         -      Not Applicable
  03/16/2026 06 PM PDT           170         0      Not Applicable
  03/16/2026 07 PM PDT           172         +      Not Applicable
  03/16/2026 08 PM PDT           176         +      Not Applicable
  03/16/2026 09 PM PDT           178         +      Not Applicable
  03/16/2026 10 PM PDT           183         +      Not Applicable
  03/16/2026 11 PM PDT           188         +      Not Applicable
  03/17/2026 12 AM PDT           190         +      Not Applicable
  03/17/2026 01 AM PDT           196         +      Not Applicable
  03/17/2026 02 AM PDT           194         -      Not Applicable
  03/17/2026 03 AM PDT           194         0      Not Applicable
  03/17/2026 04 AM PDT           196         +      Not Applicable
  03/17/2026 05 AM PDT           190         -      Not Applicable
  03/17/2026 06 AM PDT           188         -      Not Applicable
  03/17/2026 07 AM PDT           188         0      Not Applicable
  03/17/2026 08 AM PDT           185         -      Not Applicable
  03/17/2026 09 AM PDT           185         0      Not Applicable
  03/17/2026 10 AM PDT           183         -      Not Applicable
  03/17/2026 11 AM PDT           183         0      Not Applicable
  03/17/2026 12 PM PDT           183         0      Not Applicable
  03/17/2026 01 PM PDT           180         -      Not Applicable
  03/17/2026 02 PM PDT           183         +      Not Applicable
  03/17/2026 03 PM PDT           180         -      Not Applicable
  03/17/2026 04 PM PDT           178         -      Not Applicable
  03/17/2026 05 PM PDT           180         +      Not Applicable
  03/17/2026 06 PM PDT           178         -      Not Applicable
  03/17/2026 07 PM PDT           178         0      Not Applicable
  03/17/2026 08 PM PDT           182         +      Not Applicable
  03/17/2026 09 PM PDT           192         +      Not Applicable
  03/17/2026 10 PM PDT           196         +      Not Applicable
  03/17/2026 11 PM PDT           202         +      Not Applicable
  03/18/2026 12 AM PDT           202         0      Not Applicable
  03/18/2026 01 AM PDT           204         +      Not Applicable
  03/18/2026 02 AM PDT           202         -      Not Applicable
  03/18/2026 03 AM PDT           198         -      Not Applicable
  03/18/2026 04 AM PDT           196         -      Not Applicable
  03/18/2026 05 AM PDT           198         +      Not Applicable
  03/18/2026 06 AM PDT           196         -      Not Applicable
  03/18/2026 07 AM PDT           194         -      Not Applicable
  03/18/2026 08 AM PDT           194         0      Not Applicable
  03/18/2026 09 AM PDT           192         -      Not Applicable
  03/18/2026 10 AM PDT           192         0      Not Applicable
  03/18/2026 11 AM PDT           190         -      Not Applicable
  03/18/2026 12 PM PDT           188         -      Not Applicable
  03/18/2026 01 PM PDT           190         +      Not Applicable
  03/18/2026 02 PM PDT           188         -      Not Applicable
  03/18/2026 03 PM PDT           185         -      Not Applicable
  03/18/2026 04 PM PDT           182         -      Not Applicable
  03/18/2026 05 PM PDT           183         +      Not Applicable
  03/18/2026 06 PM PDT           182         -      Not Applicable
  03/18/2026 07 PM PDT           183         +      Not Applicable
  03/18/2026 08 PM PDT           185         +      Not Applicable
  03/18/2026 09 PM PDT           190         +      Not Applicable
  03/18/2026 10 PM PDT           198         +      Not Applicable
  03/18/2026 11 PM PDT           200         +      Not Applicable
  03/19/2026 12 AM PDT           202         +      Not Applicable
  03/19/2026 01 AM PDT           200         -      Not Applicable
  03/19/2026 02 AM PDT           198         -      Not Applicable
  03/19/2026 03 AM PDT           196         -      Not Applicable
  03/19/2026 04 AM PDT           194         -      Not Applicable
  03/19/2026 05 AM PDT           194         0      Not Applicable
  03/19/2026 06 AM PDT           190         -      Not Applicable
  03/19/2026 07 AM PDT           188         -      Not Applicable
  03/19/2026 08 AM PDT           185         -      Not Applicable
  03/19/2026 09 AM PDT           185         0      Not Applicable
  03/19/2026 10 AM PDT           183         -      Not Applicable
  03/19/2026 11 AM PDT           182         -      Not Applicable
  03/19/2026 12 PM PDT           183         +      Not Applicable
  03/19/2026 01 PM PDT           182         -      Not Applicable
  03/19/2026 02 PM PDT           180         -      Not Applicable
  03/19/2026 03 PM PDT           174         -      Not Applicable
  03/19/2026 04 PM PDT           174         0      Not Applicable
  03/19/2026 05 PM PDT           174         0      Not Applicable
  03/19/2026 06 PM PDT           172         -      Not Applicable
  03/19/2026 07 PM PDT           172         0      Not Applicable
  03/19/2026 08 PM PDT           172         0      Not Applicable
  03/19/2026 09 PM PDT           178         +      Not Applicable
  03/19/2026 10 PM PDT           182         +      Not Applicable
  03/19/2026 11 PM PDT           183         +      Not Applicable
  03/20/2026 12 AM PDT           188         +      Not Applicable
  03/20/2026 01 AM PDT           190         +      Not Applicable
  03/20/2026 02 AM PDT           188         -      Not Applicable
  03/20/2026 03 AM PDT           188         0      Not Applicable
  03/20/2026 04 AM PDT           185         -      Not Applicable
  03/20/2026 05 AM PDT           182         -      Not Applicable
  03/20/2026 06 AM PDT           182         0      Not Applicable
  03/20/2026 07 AM PDT           180         -      Not Applicable
  03/20/2026 08 AM PDT           178         -      Not Applicable
  03/20/2026 09 AM PDT           176         -      Not Applicable
  03/20/2026 10 AM PDT           176         0      Not Applicable
  03/20/2026 11 AM PDT           176         0      Not Applicable
  03/20/2026 12 PM PDT           174         -      Not Applicable
  03/20/2026 01 PM PDT           174         0      Not Applicable
  03/20/2026 02 PM PDT           172         -      Not Applicable
  03/20/2026 03 PM PDT           168         -      Not Applicable
  03/20/2026 04 PM PDT           168         0      Not Applicable
  03/20/2026 05 PM PDT           166         -      Not Applicable
  03/20/2026 06 PM PDT           166         0      Not Applicable
  03/20/2026 07 PM PDT           168         +      Not Applicable
  03/20/2026 08 PM PDT           172         +      Not Applicable
  03/20/2026 09 PM PDT           176         +      Not Applicable
  03/20/2026 10 PM PDT           180         +      Not Applicable
  03/20/2026 11 PM PDT           185         +      Not Applicable
  03/21/2026 12 AM PDT           183         -      Not Applicable
  03/21/2026 01 AM PDT           188         +      Not Applicable
  03/21/2026 02 AM PDT           188         0      Not Applicable
  03/21/2026 03 AM PDT           185         -      Not Applicable
  03/21/2026 04 AM PDT           182         -      Not Applicable
  03/21/2026 05 AM PDT           181         -      Not Applicable
  03/21/2026 06 AM PDT           181         0      Not Applicable
  03/21/2026 07 AM PDT           180         -      Not Applicable
#
# FORECAST
#
# Date & Time  (Local)    Flow (cfs)     Trend     Forecast Status
# ----------------------------------------------------------------
  03/21/2026 08 AM PDT           179                Not Applicable
  03/21/2026 09 AM PDT           178         -      Not Applicable
  03/21/2026 10 AM PDT           177         -      Not Applicable
  03/21/2026 11 AM PDT           176         -      Not Applicable
  03/21/2026 12 PM PDT           176         0      Not Applicable
  03/21/2026 01 PM PDT           176         0      Not Applicable
  03/21/2026 02 PM PDT           176         0      Not Applicable
  03/21/2026 03 PM PDT           175         -      Not Applicable
  03/21/2026 04 PM PDT           175         0      Not Applicable
  03/21/2026 05 PM PDT           175         0      Not Applicable
  03/21/2026 06 PM PDT           175         0      Not Applicable
  03/21/2026 07 PM PDT           176         +      Not Applicable
  03/21/2026 08 PM PDT           176         0      Not Applicable
  03/21/2026 09 PM PDT           176         0      Not Applicable
  03/21/2026 10 PM PDT           176         0      Not Applicable
  03/21/2026 11 PM PDT           176         0      Not Applicable
  03/22/2026 12 AM PDT           176         0      Not Applicable
  03/22/2026 01 AM PDT           175         -      Not Applicable
  03/22/2026 02 AM PDT           175         0      Not Applicable
  03/22/2026 03 AM PDT           174         -      Not Applicable
  03/22/2026 04 AM PDT           174         0      Not Applicable
  03/22/2026 05 AM PDT           174         0      Not Applicable
  03/22/2026 06 AM PDT           173         -      Not Applicable
  03/22/2026 07 AM PDT           172         -      Not Applicable
  03/22/2026 08 AM PDT           172         0      Not Applicable
  03/22/2026 09 AM PDT           171         -      Not Applicable
  03/22/2026 10 AM PDT           170         -      Not Applicable
  03/22/2026 11 AM PDT           170         0      Not Applicable
  03/22/2026 12 PM PDT           169         -      Not Applicable
  03/22/2026 01 PM PDT           169         0      Not Applicable
  03/22/2026 02 PM PDT           169         0      Not Applicable
  03/22/2026 03 PM PDT           169         0      Not Applicable
  03/22/2026 04 PM PDT           168         -      Not Applicable
  03/22/2026 05 PM PDT           168         0      Not Applicable
  03/22/2026 06 PM PDT           168         0      Not Applicable
  03/22/2026 07 PM PDT           168         0      Not Applicable
  03/22/2026 08 PM PDT           169         +      Not Applicable
  03/22/2026 09 PM PDT           169         0      Not Applicable
  03/22/2026 10 PM PDT           169         0      Not Applicable
  03/22/2026 11 PM PDT           169         0      Not Applicable
  03/23/2026 12 AM PDT           168         -      Not Applicable
  03/23/2026 01 AM PDT           168         0      Not Applicable
  03/23/2026 02 AM PDT           168         0      Not Applicable
  03/23/2026 03 AM PDT           167         -      Not Applicable
  03/23/2026 04 AM PDT           167         0      Not Applicable
  03/23/2026 05 AM PDT           166         -      Not Applicable
  03/23/2026 06 AM PDT           166         0      Not Applicable
  03/23/2026 07 AM PDT           165         -      Not Applicable
  03/23/2026 08 AM PDT           165         0      Not Applicable
  03/23/2026 09 AM PDT           164         -      Not Applicable
  03/23/2026 10 AM PDT           163         -      Not Applicable
  03/23/2026 11 AM PDT           163         0      Not Applicable
  03/23/2026 12 PM PDT           162         -      Not Applicable
  03/23/2026 01 PM PDT           162         0      Not Applicable
  03/23/2026 02 PM PDT           162         0      Not Applicable
  03/23/2026 03 PM PDT           161         -      Not Applicable
  03/23/2026 04 PM PDT           161         0      Not Applicable
  03/23/2026 05 PM PDT           161         0      Not Applicable
  03/23/2026 06 PM PDT           161         0      Not Applicable
  03/23/2026 07 PM PDT           161         0      Not Applicable
  03/23/2026 08 PM PDT           161         0      Not Applicable
  03/23/2026 09 PM PDT           161         0      Not Applicable
  03/23/2026 10 PM PDT           161         0      Not Applicable
  03/23/2026 11 PM PDT           161         0      Not Applicable
  03/24/2026 12 AM PDT           161         0      Not Applicable
  03/24/2026 01 AM PDT           160         -      Not Applicable
  03/24/2026 02 AM PDT           160         0      Not Applicable
  03/24/2026 03 AM PDT           159         -      Not Applicable
  03/24/2026 04 AM PDT           159         0      Not Applicable
  03/24/2026 05 AM PDT           159         0      Not Applicable
  03/24/2026 06 AM PDT           158         -      Not Applicable
  03/24/2026 07 AM PDT           158         0      Not Applicable
  03/24/2026 08 AM PDT           157         -      Not Applicable
  03/24/2026 09 AM PDT           157         0      Not Applicable
  03/24/2026 10 AM PDT           156         -      Not Applicable
  03/24/2026 11 AM PDT           156         0      Not Applicable
  03/24/2026 12 PM PDT           156         0      Not Applicable
  03/24/2026 01 PM PDT           155         -      Not Applicable
  03/24/2026 02 PM PDT           155         0      Not Applicable
  03/24/2026 03 PM PDT           155         0      Not Applicable
  03/24/2026 04 PM PDT           155         0      Not Applicable
  03/24/2026 05 PM PDT           155         0      Not Applicable
  03/24/2026 06 PM PDT           155         0      Not Applicable
  03/24/2026 07 PM PDT           155         0      Not Applicable
  03/24/2026 08 PM PDT           155         0      Not Applicable
  03/24/2026 09 PM PDT           155         0      Not Applicable
  03/24/2026 10 PM PDT           155         0      Not Applicable
  03/24/2026 11 PM PDT           155         0      Not Applicable
  03/25/2026 12 AM PDT           155         0      Not Applicable
  03/25/2026 01 AM PDT           155         0      Not Applicable
  03/25/2026 02 AM PDT           154         -      Not Applicable
  03/25/2026 03 AM PDT           154         0      Not Applicable
  03/25/2026 04 AM PDT           154         0      Not Applicable
  03/25/2026 05 AM PDT           153         -      Not Applicable
  03/25/2026 06 AM PDT           153         0      Not Applicable
  03/25/2026 07 AM PDT           152         -      Not Applicable
  03/25/2026 08 AM PDT           152         0      Not Applicable
  03/25/2026 09 AM PDT           151         -      Not Applicable
  03/25/2026 10 AM PDT           150         -      Not Applicable
  03/25/2026 11 AM PDT           150         0      Not Applicable
  03/25/2026 12 PM PDT           150         0      Not Applicable
  03/25/2026 01 PM PDT           150         0      Not Applicable
  03/25/2026 02 PM PDT           149         -      Not Applicable
  03/25/2026 03 PM PDT           149         0      Not Applicable
  03/25/2026 04 PM PDT           149         0      Not Applicable
  03/25/2026 05 PM PDT           149         0      Not Applicable
  03/25/2026 06 PM PDT           149         0      Not Applicable
  03/25/2026 07 PM PDT           149         0      Not Applicable
  03/25/2026 08 PM PDT           149         0      Not Applicable
  03/25/2026 09 PM PDT           149         0      Not Applicable
  03/25/2026 10 PM PDT           149         0      Not Applicable
  03/25/2026 11 PM PDT           149         0      Not Applicable
  03/26/2026 12 AM PDT           149         0      Not Applicable
  03/26/2026 01 AM PDT           149         0      Not Applicable
  03/26/2026 02 AM PDT           148         -      Not Applicable
  03/26/2026 03 AM PDT           148         0      Not Applicable
  03/26/2026 04 AM PDT           147         -      Not Applicable
  03/26/2026 05 AM PDT           147         0      Not Applicable
#
# NOTE 1: Flows are rounded to the nearest (1) cfs.
# NOTE 2: Trends are determined using hourly change in unrounded flow.
# NOTE 3: Maximum Values are determined using unrounded flow.