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

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NORTH FORK OF MIDDLE FORK AMERICAN RIVER - FORESTHILL (NMFC1)
Latitude: 39.02º NLongitude: 120.72º WElevation: 1302 FeetForecast Type: Unofficial Location
Location: Placer County in CaliforniaBulletin Group: Lower SacramentoRiver Group: American
Issuance Time: Mar 30 2026 at 1:30 PM PDTNext Issuance: Mar 31 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: NF of MF American River - Foresthill (NMFC1)
#
# File Generation Time:  03/30/2026 at 01:33 PM PDT
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  03/25/2026 at 01:00 PM PDT
# Maximum Observed Flow:                        159 cfs
#
# Earliest Date & Time of Maximum Forecast:     04/02/2026 at 11:00 AM PDT
# Maximum Forecast Flow:                        543 cfs
#
# OBSERVED
#
# Date & Time  (Local)    Flow (cfs)     Trend     Observed Status
# ----------------------------------------------------------------
  03/25/2026 01 PM PDT           159                Not Applicable
  03/25/2026 02 PM PDT           158         -      Not Applicable
  03/25/2026 03 PM PDT           158         0      Not Applicable
  03/25/2026 04 PM PDT           157         -      Not Applicable
  03/25/2026 05 PM PDT           157         0      Not Applicable
  03/25/2026 06 PM PDT           156         -      Not Applicable
  03/25/2026 07 PM PDT           156         0      Not Applicable
  03/25/2026 08 PM PDT           155         -      Not Applicable
  03/25/2026 09 PM PDT           155         0      Not Applicable
  03/25/2026 10 PM PDT           154         -      Not Applicable
  03/25/2026 11 PM PDT           154         0      Not Applicable
  03/26/2026 12 AM PDT           153         -      Not Applicable
  03/26/2026 01 AM PDT           153         0      Not Applicable
  03/26/2026 02 AM PDT           152         -      Not Applicable
  03/26/2026 03 AM PDT           152         0      Not Applicable
  03/26/2026 04 AM PDT           151         -      Not Applicable
  03/26/2026 05 AM PDT           151         0      Not Applicable
  03/26/2026 06 AM PDT           151         0      Not Applicable
  03/26/2026 07 AM PDT           150         -      Not Applicable
  03/26/2026 08 AM PDT           150         0      Not Applicable
  03/26/2026 09 AM PDT           149         -      Not Applicable
  03/26/2026 10 AM PDT           149         0      Not Applicable
  03/26/2026 11 AM PDT           148         -      Not Applicable
  03/26/2026 12 PM PDT           148         0      Not Applicable
  03/26/2026 01 PM PDT           147         -      Not Applicable
  03/26/2026 02 PM PDT           147         0      Not Applicable
  03/26/2026 03 PM PDT           146         -      Not Applicable
  03/26/2026 04 PM PDT           146         0      Not Applicable
  03/26/2026 05 PM PDT           145         -      Not Applicable
  03/26/2026 06 PM PDT           145         0      Not Applicable
  03/26/2026 07 PM PDT           144         -      Not Applicable
  03/26/2026 08 PM PDT           144         0      Not Applicable
  03/26/2026 09 PM PDT           144         0      Not Applicable
  03/26/2026 10 PM PDT           143         -      Not Applicable
  03/26/2026 11 PM PDT           143         0      Not Applicable
  03/27/2026 12 AM PDT           142         -      Not Applicable
  03/27/2026 01 AM PDT           142         0      Not Applicable
  03/27/2026 02 AM PDT           141         -      Not Applicable
  03/27/2026 03 AM PDT           141         0      Not Applicable
  03/27/2026 04 AM PDT           141         0      Not Applicable
  03/27/2026 05 AM PDT           140         -      Not Applicable
  03/27/2026 06 AM PDT           140         0      Not Applicable
  03/27/2026 07 AM PDT           139         -      Not Applicable
  03/27/2026 08 AM PDT           139         0      Not Applicable
  03/27/2026 09 AM PDT           138         -      Not Applicable
  03/27/2026 10 AM PDT           138         0      Not Applicable
  03/27/2026 11 AM PDT           138         0      Not Applicable
  03/27/2026 12 PM PDT           137         -      Not Applicable
  03/27/2026 01 PM PDT           137         0      Not Applicable
  03/27/2026 02 PM PDT           136         -      Not Applicable
  03/27/2026 03 PM PDT           136         0      Not Applicable
  03/27/2026 04 PM PDT           136         0      Not Applicable
  03/27/2026 05 PM PDT           135         -      Not Applicable
  03/27/2026 06 PM PDT           135         0      Not Applicable
  03/27/2026 07 PM PDT           135         0      Not Applicable
  03/27/2026 08 PM PDT           134         -      Not Applicable
  03/27/2026 09 PM PDT           134         0      Not Applicable
  03/27/2026 10 PM PDT           133         -      Not Applicable
  03/27/2026 11 PM PDT           133         0      Not Applicable
  03/28/2026 12 AM PDT           133         0      Not Applicable
  03/28/2026 01 AM PDT           132         -      Not Applicable
  03/28/2026 02 AM PDT           132         0      Not Applicable
  03/28/2026 03 AM PDT           132         0      Not Applicable
  03/28/2026 04 AM PDT           131         -      Not Applicable
  03/28/2026 05 AM PDT           131         0      Not Applicable
  03/28/2026 06 AM PDT           130         -      Not Applicable
  03/28/2026 07 AM PDT           130         0      Not Applicable
  03/28/2026 08 AM PDT           130         0      Not Applicable
  03/28/2026 09 AM PDT           129         -      Not Applicable
  03/28/2026 10 AM PDT           129         0      Not Applicable
  03/28/2026 11 AM PDT           129         0      Not Applicable
  03/28/2026 12 PM PDT           128         -      Not Applicable
  03/28/2026 01 PM PDT           128         0      Not Applicable
  03/28/2026 02 PM PDT           128         0      Not Applicable
  03/28/2026 03 PM PDT           127         -      Not Applicable
  03/28/2026 04 PM PDT           127         0      Not Applicable
  03/28/2026 05 PM PDT           127         0      Not Applicable
  03/28/2026 06 PM PDT           126         -      Not Applicable
  03/28/2026 07 PM PDT           126         0      Not Applicable
  03/28/2026 08 PM PDT           126         0      Not Applicable
  03/28/2026 09 PM PDT           125         -      Not Applicable
  03/28/2026 10 PM PDT           125         0      Not Applicable
  03/28/2026 11 PM PDT           125         0      Not Applicable
  03/29/2026 12 AM PDT           124         -      Not Applicable
  03/29/2026 01 AM PDT           124         0      Not Applicable
  03/29/2026 02 AM PDT           124         0      Not Applicable
  03/29/2026 03 AM PDT           123         -      Not Applicable
  03/29/2026 04 AM PDT           123         0      Not Applicable
  03/29/2026 05 AM PDT           123         0      Not Applicable
  03/29/2026 06 AM PDT           122         -      Not Applicable
  03/29/2026 07 AM PDT           122         0      Not Applicable
  03/29/2026 08 AM PDT           122         0      Not Applicable
  03/29/2026 09 AM PDT           121         -      Not Applicable
  03/29/2026 10 AM PDT           121         0      Not Applicable
  03/29/2026 11 AM PDT           121         0      Not Applicable
  03/29/2026 12 PM PDT           120         -      Not Applicable
  03/29/2026 01 PM PDT           120         0      Not Applicable
  03/29/2026 02 PM PDT           120         0      Not Applicable
  03/29/2026 03 PM PDT           119         -      Not Applicable
  03/29/2026 04 PM PDT           119         0      Not Applicable
  03/29/2026 05 PM PDT           119         0      Not Applicable
  03/29/2026 06 PM PDT           119         0      Not Applicable
  03/29/2026 07 PM PDT           118         -      Not Applicable
  03/29/2026 08 PM PDT           118         0      Not Applicable
  03/29/2026 09 PM PDT           118         0      Not Applicable
  03/29/2026 10 PM PDT           117         -      Not Applicable
  03/29/2026 11 PM PDT           117         0      Not Applicable
  03/30/2026 12 AM PDT           117         0      Not Applicable
  03/30/2026 01 AM PDT           116         -      Not Applicable
  03/30/2026 02 AM PDT           116         0      Not Applicable
  03/30/2026 03 AM PDT           116         0      Not Applicable
  03/30/2026 04 AM PDT           116         0      Not Applicable
  03/30/2026 05 AM PDT           115         -      Not Applicable
  03/30/2026 06 AM PDT           115         0      Not Applicable
  03/30/2026 07 AM PDT           115         0      Not Applicable
  03/30/2026 08 AM PDT           114         -      Not Applicable
  03/30/2026 09 AM PDT           114         0      Not Applicable
  03/30/2026 10 AM PDT           114         0      Not Applicable
  03/30/2026 11 AM PDT           114         0      Not Applicable
  03/30/2026 12 PM PDT           113         -      Not Applicable
  03/30/2026 01 PM PDT           113         0      Not Applicable
#
# FORECAST
#
# Date & Time  (Local)    Flow (cfs)     Trend     Forecast Status
# ----------------------------------------------------------------
  03/30/2026 02 PM PDT           113                Not Applicable
  03/30/2026 03 PM PDT           113         0      Not Applicable
  03/30/2026 04 PM PDT           112         -      Not Applicable
  03/30/2026 05 PM PDT           112         0      Not Applicable
  03/30/2026 06 PM PDT           112         0      Not Applicable
  03/30/2026 07 PM PDT           111         -      Not Applicable
  03/30/2026 08 PM PDT           111         0      Not Applicable
  03/30/2026 09 PM PDT           111         0      Not Applicable
  03/30/2026 10 PM PDT           111         0      Not Applicable
  03/30/2026 11 PM PDT           110         -      Not Applicable
  03/31/2026 12 AM PDT           110         0      Not Applicable
  03/31/2026 01 AM PDT           110         0      Not Applicable
  03/31/2026 02 AM PDT           110         0      Not Applicable
  03/31/2026 03 AM PDT           109         -      Not Applicable
  03/31/2026 04 AM PDT           109         0      Not Applicable
  03/31/2026 05 AM PDT           109         0      Not Applicable
  03/31/2026 06 AM PDT           109         0      Not Applicable
  03/31/2026 07 AM PDT           110         +      Not Applicable
  03/31/2026 08 AM PDT           111         +      Not Applicable
  03/31/2026 09 AM PDT           111         0      Not Applicable
  03/31/2026 10 AM PDT           112         +      Not Applicable
  03/31/2026 11 AM PDT           112         0      Not Applicable
  03/31/2026 12 PM PDT           116         +      Not Applicable
  03/31/2026 01 PM PDT           120         +      Not Applicable
  03/31/2026 02 PM PDT           124         +      Not Applicable
  03/31/2026 03 PM PDT           127         +      Not Applicable
  03/31/2026 04 PM PDT           131         +      Not Applicable
  03/31/2026 05 PM PDT           135         +      Not Applicable
  03/31/2026 06 PM PDT           142         +      Not Applicable
  03/31/2026 07 PM PDT           149         +      Not Applicable
  03/31/2026 08 PM PDT           155         +      Not Applicable
  03/31/2026 09 PM PDT           162         +      Not Applicable
  03/31/2026 10 PM PDT           169         +      Not Applicable
  03/31/2026 11 PM PDT           176         +      Not Applicable
  04/01/2026 12 AM PDT           181         +      Not Applicable
  04/01/2026 01 AM PDT           186         +      Not Applicable
  04/01/2026 02 AM PDT           191         +      Not Applicable
  04/01/2026 03 AM PDT           196         +      Not Applicable
  04/01/2026 04 AM PDT           200         +      Not Applicable
  04/01/2026 05 AM PDT           205         +      Not Applicable
  04/01/2026 06 AM PDT           209         +      Not Applicable
  04/01/2026 07 AM PDT           213         +      Not Applicable
  04/01/2026 08 AM PDT           217         +      Not Applicable
  04/01/2026 09 AM PDT           221         +      Not Applicable
  04/01/2026 10 AM PDT           225         +      Not Applicable
  04/01/2026 11 AM PDT           229         +      Not Applicable
  04/01/2026 12 PM PDT           236         +      Not Applicable
  04/01/2026 01 PM PDT           243         +      Not Applicable
  04/01/2026 02 PM PDT           250         +      Not Applicable
  04/01/2026 03 PM PDT           257         +      Not Applicable
  04/01/2026 04 PM PDT           264         +      Not Applicable
  04/01/2026 05 PM PDT           271         +      Not Applicable
  04/01/2026 06 PM PDT           284         +      Not Applicable
  04/01/2026 07 PM PDT           297         +      Not Applicable
  04/01/2026 08 PM PDT           311         +      Not Applicable
  04/01/2026 09 PM PDT           324         +      Not Applicable
  04/01/2026 10 PM PDT           337         +      Not Applicable
  04/01/2026 11 PM PDT           350         +      Not Applicable
  04/02/2026 12 AM PDT           369         +      Not Applicable
  04/02/2026 01 AM PDT           389         +      Not Applicable
  04/02/2026 02 AM PDT           408         +      Not Applicable
  04/02/2026 03 AM PDT           427         +      Not Applicable
  04/02/2026 04 AM PDT           446         +      Not Applicable
  04/02/2026 05 AM PDT           465         +      Not Applicable
  04/02/2026 06 AM PDT           478         +      Not Applicable
  04/02/2026 07 AM PDT           491         +      Not Applicable
  04/02/2026 08 AM PDT           504         +      Not Applicable
  04/02/2026 09 AM PDT           517         +      Not Applicable
  04/02/2026 10 AM PDT           530         +      Not Applicable
  04/02/2026 11 AM PDT           543         +      Not Applicable
  04/02/2026 12 PM PDT           537         -      Not Applicable
  04/02/2026 01 PM PDT           532         -      Not Applicable
  04/02/2026 02 PM PDT           526         -      Not Applicable
  04/02/2026 03 PM PDT           520         -      Not Applicable
  04/02/2026 04 PM PDT           515         -      Not Applicable
  04/02/2026 05 PM PDT           509         -      Not Applicable
  04/02/2026 06 PM PDT           500         -      Not Applicable
  04/02/2026 07 PM PDT           490         -      Not Applicable
  04/02/2026 08 PM PDT           481         -      Not Applicable
  04/02/2026 09 PM PDT           471         -      Not Applicable
  04/02/2026 10 PM PDT           462         -      Not Applicable
  04/02/2026 11 PM PDT           452         -      Not Applicable
  04/03/2026 12 AM PDT           442         -      Not Applicable
  04/03/2026 01 AM PDT           432         -      Not Applicable
  04/03/2026 02 AM PDT           421         -      Not Applicable
  04/03/2026 03 AM PDT           411         -      Not Applicable
  04/03/2026 04 AM PDT           401         -      Not Applicable
  04/03/2026 05 AM PDT           390         -      Not Applicable
  04/03/2026 06 AM PDT           382         -      Not Applicable
  04/03/2026 07 AM PDT           374         -      Not Applicable
  04/03/2026 08 AM PDT           366         -      Not Applicable
  04/03/2026 09 AM PDT           358         -      Not Applicable
  04/03/2026 10 AM PDT           350         -      Not Applicable
  04/03/2026 11 AM PDT           342         -      Not Applicable
  04/03/2026 12 PM PDT           337         -      Not Applicable
  04/03/2026 01 PM PDT           331         -      Not Applicable
  04/03/2026 02 PM PDT           326         -      Not Applicable
  04/03/2026 03 PM PDT           320         -      Not Applicable
  04/03/2026 04 PM PDT           314         -      Not Applicable
  04/03/2026 05 PM PDT           309         -      Not Applicable
  04/03/2026 06 PM PDT           305         -      Not Applicable
  04/03/2026 07 PM PDT           301         -      Not Applicable
  04/03/2026 08 PM PDT           298         -      Not Applicable
  04/03/2026 09 PM PDT           294         -      Not Applicable
  04/03/2026 10 PM PDT           290         -      Not Applicable
  04/03/2026 11 PM PDT           286         -      Not Applicable
  04/04/2026 12 AM PDT           283         -      Not Applicable
  04/04/2026 01 AM PDT           281         -      Not Applicable
  04/04/2026 02 AM PDT           278         -      Not Applicable
  04/04/2026 03 AM PDT           275         -      Not Applicable
  04/04/2026 04 AM PDT           272         -      Not Applicable
  04/04/2026 05 AM PDT           270         -      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.