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 - FORESTHILL (MFAC1)
Latitude: 39.01º NLongitude: 120.76º WElevation: 1070 Feet
Location: Placer County in CaliforniaBulletin Group: Lower SacramentoRiver Group: American
Issuance Time: May 18 2024 at 8:22 AM PDTNext Issuance: May 19 2024 at 9:00 AM PDT
Monitor Stage: N/A Flood Stage: N/A

# Tabular Observed and Forecast Hydrograph Information
#
# Location: Middle Fork American River - Foresthill (MFAC1)
#
# File Generation Time:  05/18/2024 at 08:22 AM PDT
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  05/13/2024 at 10:00 AM PDT
# Maximum Observed Stage:                       11.57 Feet
# Maximum Observed Flow:                        2161 cfs
#
# Earliest Date & Time of Maximum Forecast:     05/18/2024 at 03:00 PM PDT
# Maximum Forecast Stage:                       10.20 Feet
# Maximum Forecast Flow:                        1180 cfs
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Observed Status
# ---------------------------------------------------------------------------------
  05/13/2024 08 AM PDT           10.06           1124                Not Applicable
  05/13/2024 09 AM PDT            9.46            781         -      Not Applicable
  05/13/2024 10 AM PDT           11.57           2161         +      Not Applicable
  05/13/2024 11 AM PDT           11.32           1932         -      Not Applicable
  05/13/2024 12 PM PDT           11.16           1788         -      Not Applicable
  05/13/2024 01 PM PDT            9.53            817         -      Not Applicable
  05/13/2024 02 PM PDT            9.94           1062         +      Not Applicable
  05/13/2024 03 PM PDT            9.97           1081         +      Not Applicable
  05/13/2024 04 PM PDT            9.77            958         -      Not Applicable
  05/13/2024 05 PM PDT           11.56           2152         +      Not Applicable
  05/13/2024 06 PM PDT           11.12           1753         -      Not Applicable
  05/13/2024 07 PM PDT           10.98           1638         -      Not Applicable
  05/13/2024 08 PM PDT           11.10           1736         +      Not Applicable
  05/13/2024 09 PM PDT           11.10           1736         0      Not Applicable
  05/13/2024 10 PM PDT           11.10           1736         0      Not Applicable
  05/13/2024 11 PM PDT           11.08           1719         -      Not Applicable
  05/14/2024 12 AM PDT           11.20           1824         +      Not Applicable
  05/14/2024 01 AM PDT           11.19           1815         -      Not Applicable
  05/14/2024 02 AM PDT           11.23           1851         +      Not Applicable
  05/14/2024 03 AM PDT           11.18           1806         -      Not Applicable
  05/14/2024 04 AM PDT           11.09           1727         -      Not Applicable
  05/14/2024 05 AM PDT           11.18           1806         +      Not Applicable
  05/14/2024 06 AM PDT           11.16           1788         -      Not Applicable
  05/14/2024 07 AM PDT           11.15           1780         -      Not Applicable
  05/14/2024 08 AM PDT           10.84           1552         -      Not Applicable
  05/14/2024 09 AM PDT           11.09           1727         +      Not Applicable
  05/14/2024 10 AM PDT            9.59            852         -      Not Applicable
  05/14/2024 11 AM PDT           10.18           1172         +      Not Applicable
  05/14/2024 12 PM PDT           11.33           1941         +      Not Applicable
  05/14/2024 01 PM PDT           11.17           1797         -      Not Applicable
  05/14/2024 02 PM PDT            9.99           1094         -      Not Applicable
  05/14/2024 03 PM PDT           10.61           1415         +      Not Applicable
  05/14/2024 04 PM PDT           10.84           1552         +      Not Applicable
  05/14/2024 05 PM PDT           10.91           1595         +      Not Applicable
  05/14/2024 06 PM PDT           11.23           1851         +      Not Applicable
  05/14/2024 07 PM PDT           11.11           1745         -      Not Applicable
  05/14/2024 08 PM PDT           11.07           1710         -      Not Applicable
  05/14/2024 09 PM PDT           11.04           1684         -      Not Applicable
  05/14/2024 10 PM PDT           11.03           1675         -      Not Applicable
  05/14/2024 11 PM PDT           11.18           1806         +      Not Applicable
  05/15/2024 12 AM PDT           11.05           1693         -      Not Applicable
  05/15/2024 01 AM PDT           10.53           1367         -      Not Applicable
  05/15/2024 02 AM PDT           10.63           1427         +      Not Applicable
  05/15/2024 03 AM PDT            9.46            781         -      Not Applicable
  05/15/2024 04 AM PDT            9.76            952         +      Not Applicable
  05/15/2024 05 AM PDT           10.64           1432         +      Not Applicable
  05/15/2024 06 AM PDT           11.06           1701         +      Not Applicable
  05/15/2024 07 AM PDT           11.37           1978         +      Not Applicable
  05/15/2024 08 AM PDT            9.48            790         -      Not Applicable
  05/15/2024 09 AM PDT            9.86           1013         +      Not Applicable
  05/15/2024 10 AM PDT            9.78            964         -      Not Applicable
  05/15/2024 11 AM PDT            9.91           1044         +      Not Applicable
  05/15/2024 12 PM PDT            9.72            928         -      Not Applicable
  05/15/2024 01 PM PDT            9.89           1032         +      Not Applicable
  05/15/2024 02 PM PDT           10.09           1136         +      Not Applicable
  05/15/2024 03 PM PDT            9.78            964         -      Not Applicable
  05/15/2024 04 PM PDT           11.00           1650         +      Not Applicable
  05/15/2024 05 PM PDT           10.71           1474         -      Not Applicable
  05/15/2024 06 PM PDT            9.93           1056         -      Not Applicable
  05/15/2024 07 PM PDT            9.75            946         -      Not Applicable
  05/15/2024 08 PM PDT            9.94           1062         +      Not Applicable
  05/15/2024 09 PM PDT            9.85           1007         -      Not Applicable
  05/15/2024 10 PM PDT            9.88           1025         +      Not Applicable
  05/15/2024 11 PM PDT           11.20           1824         +      Not Applicable
  05/16/2024 12 AM PDT            9.73            934         -      Not Applicable
  05/16/2024 01 AM PDT            9.89           1032         +      Not Applicable
  05/16/2024 02 AM PDT           10.57           1391         +      Not Applicable
  05/16/2024 03 AM PDT            9.54            823         -      Not Applicable
  05/16/2024 04 AM PDT            9.76            952         +      Not Applicable
  05/16/2024 05 AM PDT           10.38           1281         +      Not Applicable
  05/16/2024 06 AM PDT           10.46           1327         +      Not Applicable
  05/16/2024 07 AM PDT           10.82           1540         +      Not Applicable
  05/16/2024 08 AM PDT            9.52            811         -      Not Applicable
  05/16/2024 09 AM PDT            9.78            964         +      Not Applicable
  05/16/2024 10 AM PDT            9.52            811         -      Not Applicable
  05/16/2024 11 AM PDT            9.61            864         +      Not Applicable
  05/16/2024 12 PM PDT            9.60            858         -      Not Applicable
  05/16/2024 01 PM PDT            9.52            811         -      Not Applicable
  05/16/2024 02 PM PDT            9.59            852         +      Not Applicable
  05/16/2024 03 PM PDT           11.34           1950         +      Not Applicable
  05/16/2024 04 PM PDT           10.86           1564         -      Not Applicable
  05/16/2024 05 PM PDT            9.54            823         -      Not Applicable
  05/16/2024 06 PM PDT           11.26           1878         +      Not Applicable
  05/16/2024 07 PM PDT            9.58            846         -      Not Applicable
  05/16/2024 08 PM PDT           10.09           1136         +      Not Applicable
  05/16/2024 09 PM PDT           11.15           1780         +      Not Applicable
  05/16/2024 10 PM PDT           10.84           1552         -      Not Applicable
  05/16/2024 11 PM PDT            9.76            952         -      Not Applicable
  05/17/2024 12 AM PDT            9.92           1050         +      Not Applicable
  05/17/2024 01 AM PDT            9.98           1087         +      Not Applicable
  05/17/2024 02 AM PDT            9.88           1025         -      Not Applicable
  05/17/2024 03 AM PDT            9.98           1087         +      Not Applicable
  05/17/2024 04 AM PDT           10.44           1316         +      Not Applicable
  05/17/2024 05 AM PDT           10.23           1197         -      Not Applicable
  05/17/2024 06 AM PDT           10.99           1644         +      Not Applicable
  05/17/2024 07 AM PDT           10.27           1219         -      Not Applicable
  05/17/2024 08 AM PDT            9.32            716         -      Not Applicable
  05/17/2024 09 AM PDT            9.60            858         +      Not Applicable
  05/17/2024 10 AM PDT            9.44            772         -      Not Applicable
  05/17/2024 11 AM PDT            9.51            806         +      Not Applicable
  05/17/2024 12 PM PDT            9.60            858         +      Not Applicable
  05/17/2024 01 PM PDT            9.51            806         -      Not Applicable
  05/17/2024 02 PM PDT            9.43            767         -      Not Applicable
  05/17/2024 03 PM PDT            9.50            800         +      Not Applicable
  05/17/2024 04 PM PDT            9.59            852         +      Not Applicable
  05/17/2024 05 PM PDT            9.42            762         -      Not Applicable
  05/17/2024 06 PM PDT            9.44            772         +      Not Applicable
  05/17/2024 07 PM PDT            9.45            776         +      Not Applicable
  05/17/2024 08 PM PDT            9.89           1032         +      Not Applicable
  05/17/2024 09 PM PDT            9.87           1019         -      Not Applicable
  05/17/2024 10 PM PDT           11.10           1736         +      Not Applicable
  05/17/2024 11 PM PDT            9.61            864         -      Not Applicable
  05/18/2024 12 AM PDT            9.66            892         +      Not Applicable
  05/18/2024 01 AM PDT            9.51            806         -      Not Applicable
  05/18/2024 02 AM PDT            9.60            858         +      Not Applicable
  05/18/2024 03 AM PDT            9.55            829         -      Not Applicable
  05/18/2024 04 AM PDT            9.55            829         0      Not Applicable
  05/18/2024 05 AM PDT            9.68            904         +      Not Applicable
  05/18/2024 06 AM PDT            9.51            806         -      Not Applicable
  05/18/2024 07 AM PDT            9.67            898         +      Not Applicable
  05/18/2024 08 AM PDT            9.67            898         0      Not Applicable
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Forecast Status
# ---------------------------------------------------------------------------------
  05/18/2024 09 AM PDT            9.67            898                Not Applicable
  05/18/2024 10 AM PDT            9.66            892         -      Not Applicable
  05/18/2024 11 AM PDT            9.66            892         0      Not Applicable
  05/18/2024 12 PM PDT            9.66            892         0      Not Applicable
  05/18/2024 01 PM PDT            9.66            892         0      Not Applicable
  05/18/2024 02 PM PDT            9.66            892         0      Not Applicable
  05/18/2024 03 PM PDT           10.20           1180         +      Not Applicable
  05/18/2024 04 PM PDT           10.20           1180         0      Not Applicable
  05/18/2024 05 PM PDT           10.20           1180         0      Not Applicable
  05/18/2024 06 PM PDT           10.20           1180         0      Not Applicable
  05/18/2024 07 PM PDT           10.19           1176         -      Not Applicable
  05/18/2024 08 PM PDT           10.19           1176         0      Not Applicable
  05/18/2024 09 PM PDT           10.19           1176         0      Not Applicable
  05/18/2024 10 PM PDT           10.19           1176         0      Not Applicable
  05/18/2024 11 PM PDT           10.18           1172         -      Not Applicable
  05/19/2024 12 AM PDT           10.18           1172         0      Not Applicable
  05/19/2024 01 AM PDT           10.18           1172         0      Not Applicable
  05/19/2024 02 AM PDT           10.18           1172         0      Not Applicable
  05/19/2024 03 AM PDT           10.18           1172         0      Not Applicable
  05/19/2024 04 AM PDT           10.17           1168         -      Not Applicable
  05/19/2024 05 AM PDT           10.17           1168         0      Not Applicable
  05/19/2024 06 AM PDT           10.17           1168         0      Not Applicable
  05/19/2024 07 AM PDT           10.16           1164         -      Not Applicable
  05/19/2024 08 AM PDT           10.15           1160         -      Not Applicable
  05/19/2024 09 AM PDT           10.15           1160         0      Not Applicable
  05/19/2024 10 AM PDT           10.14           1156         -      Not Applicable
  05/19/2024 11 AM PDT           10.13           1152         -      Not Applicable
  05/19/2024 12 PM PDT           10.12           1148         -      Not Applicable
  05/19/2024 01 PM PDT           10.11           1144         -      Not Applicable
  05/19/2024 02 PM PDT           10.10           1140         -      Not Applicable
  05/19/2024 03 PM PDT           10.09           1136         -      Not Applicable
  05/19/2024 04 PM PDT           10.08           1132         -      Not Applicable
  05/19/2024 05 PM PDT           10.07           1128         -      Not Applicable
  05/19/2024 06 PM PDT           10.06           1124         -      Not Applicable
  05/19/2024 07 PM PDT           10.05           1120         -      Not Applicable
  05/19/2024 08 PM PDT           10.05           1120         0      Not Applicable
  05/19/2024 09 PM PDT           10.04           1116         -      Not Applicable
  05/19/2024 10 PM PDT           10.03           1112         -      Not Applicable
  05/19/2024 11 PM PDT           10.03           1112         0      Not Applicable
  05/20/2024 12 AM PDT           10.02           1108         -      Not Applicable
  05/20/2024 01 AM PDT           10.02           1108         0      Not Applicable
  05/20/2024 02 AM PDT           10.02           1108         0      Not Applicable
  05/20/2024 03 AM PDT           10.01           1104         -      Not Applicable
  05/20/2024 04 AM PDT           10.01           1104         0      Not Applicable
  05/20/2024 05 AM PDT           10.00           1100         -      Not Applicable
  05/20/2024 06 AM PDT           10.00           1100         0      Not Applicable
  05/20/2024 07 AM PDT            9.99           1094         -      Not Applicable
  05/20/2024 08 AM PDT            9.99           1094         0      Not Applicable
  05/20/2024 09 AM PDT            9.98           1087         -      Not Applicable
  05/20/2024 10 AM PDT            9.98           1087         0      Not Applicable
  05/20/2024 11 AM PDT            9.97           1081         -      Not Applicable
  05/20/2024 12 PM PDT            9.97           1081         0      Not Applicable
  05/20/2024 01 PM PDT            9.96           1075         -      Not Applicable
  05/20/2024 02 PM PDT            9.95           1069         -      Not Applicable
  05/20/2024 03 PM PDT            9.95           1069         0      Not Applicable
  05/20/2024 04 PM PDT            9.94           1062         -      Not Applicable
  05/20/2024 05 PM PDT            9.94           1062         0      Not Applicable
  05/20/2024 06 PM PDT            9.94           1062         0      Not Applicable
  05/20/2024 07 PM PDT            9.93           1056         -      Not Applicable
  05/20/2024 08 PM PDT            9.93           1056         0      Not Applicable
  05/20/2024 09 PM PDT            9.93           1056         0      Not Applicable
  05/20/2024 10 PM PDT            9.93           1056         0      Not Applicable
  05/20/2024 11 PM PDT            9.93           1056         0      Not Applicable
  05/21/2024 12 AM PDT            9.93           1056         0      Not Applicable
  05/21/2024 01 AM PDT            9.93           1056         0      Not Applicable
  05/21/2024 02 AM PDT            9.94           1062         +      Not Applicable
  05/21/2024 03 AM PDT            9.94           1062         0      Not Applicable
  05/21/2024 04 AM PDT            9.94           1062         0      Not Applicable
  05/21/2024 05 AM PDT            9.94           1062         0      Not Applicable
  05/21/2024 06 AM PDT            9.94           1062         0      Not Applicable
  05/21/2024 07 AM PDT            9.94           1062         0      Not Applicable
  05/21/2024 08 AM PDT            9.94           1062         0      Not Applicable
  05/21/2024 09 AM PDT            9.95           1069         +      Not Applicable
  05/21/2024 10 AM PDT            9.95           1069         0      Not Applicable
  05/21/2024 11 AM PDT            9.95           1069         0      Not Applicable
  05/21/2024 12 PM PDT            9.94           1062         -      Not Applicable
  05/21/2024 01 PM PDT            9.94           1062         0      Not Applicable
  05/21/2024 02 PM PDT            9.94           1062         0      Not Applicable
  05/21/2024 03 PM PDT            9.94           1062         0      Not Applicable
  05/21/2024 04 PM PDT            9.94           1062         0      Not Applicable
  05/21/2024 05 PM PDT            9.93           1056         -      Not Applicable
  05/21/2024 06 PM PDT            9.93           1056         0      Not Applicable
  05/21/2024 07 PM PDT            9.93           1056         0      Not Applicable
  05/21/2024 08 PM PDT            9.93           1056         0      Not Applicable
  05/21/2024 09 PM PDT            9.93           1056         0      Not Applicable
  05/21/2024 10 PM PDT            9.93           1056         0      Not Applicable
  05/21/2024 11 PM PDT            9.93           1056         0      Not Applicable
  05/22/2024 12 AM PDT            9.93           1056         0      Not Applicable
  05/22/2024 01 AM PDT            9.93           1056         0      Not Applicable
  05/22/2024 02 AM PDT            9.93           1056         0      Not Applicable
  05/22/2024 03 AM PDT            9.93           1056         0      Not Applicable
  05/22/2024 04 AM PDT            9.93           1056         0      Not Applicable
  05/22/2024 05 AM PDT            9.93           1056         0      Not Applicable
  05/22/2024 06 AM PDT            9.93           1056         0      Not Applicable
  05/22/2024 07 AM PDT            9.93           1056         0      Not Applicable
  05/22/2024 08 AM PDT            9.93           1056         0      Not Applicable
  05/22/2024 09 AM PDT            9.93           1056         0      Not Applicable
  05/22/2024 10 AM PDT            9.93           1056         0      Not Applicable
  05/22/2024 11 AM PDT            9.93           1056         0      Not Applicable
  05/22/2024 12 PM PDT            9.92           1050         -      Not Applicable
  05/22/2024 01 PM PDT            9.92           1050         0      Not Applicable
  05/22/2024 02 PM PDT            9.92           1050         0      Not Applicable
  05/22/2024 03 PM PDT            9.91           1044         -      Not Applicable
  05/22/2024 04 PM PDT            9.91           1044         0      Not Applicable
  05/22/2024 05 PM PDT            9.91           1044         0      Not Applicable
  05/22/2024 06 PM PDT            9.91           1044         0      Not Applicable
  05/22/2024 07 PM PDT            9.91           1044         0      Not Applicable
  05/22/2024 08 PM PDT            9.90           1038         -      Not Applicable
  05/22/2024 09 PM PDT            9.90           1038         0      Not Applicable
  05/22/2024 10 PM PDT            9.90           1038         0      Not Applicable
  05/22/2024 11 PM PDT            9.90           1038         0      Not Applicable
  05/23/2024 12 AM PDT            9.90           1038         0      Not Applicable
  05/23/2024 01 AM PDT            9.90           1038         0      Not Applicable
  05/23/2024 02 AM PDT            9.90           1038         0      Not Applicable
  05/23/2024 03 AM PDT            9.90           1038         0      Not Applicable
  05/23/2024 04 AM PDT            9.90           1038         0      Not Applicable
  05/23/2024 05 AM PDT            9.89           1032         -      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.