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 FeetForecast Type: Unofficial Location
Location: Placer County in CaliforniaBulletin Group: Lower SacramentoRiver Group: American
Issuance Time: Mar 13 2026 at 1:09 PM PDTNext Issuance: Mar 14 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:  03/13/2026 at 01:12 PM PDT
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  03/09/2026 at 08:00 AM PDT
# Maximum Observed Stage:                       11.44 Feet
# Maximum Observed Flow:                        2301 cfs
#
# Earliest Date & Time of Maximum Forecast:     03/17/2026 at 02:00 AM PDT
# Maximum Forecast Stage:                       10.20 Feet
# Maximum Forecast Flow:                        1230 cfs
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Observed Status
# ---------------------------------------------------------------------------------
  03/08/2026 01 PM PDT           10.03           1132                Not Applicable
  03/08/2026 02 PM PDT           10.07           1155         +      Not Applicable
  03/08/2026 03 PM PDT           10.02           1126         -      Not Applicable
  03/08/2026 04 PM PDT           10.11           1178         +      Not Applicable
  03/08/2026 05 PM PDT           10.09           1166         -      Not Applicable
  03/08/2026 06 PM PDT           10.16           1207         +      Not Applicable
  03/08/2026 07 PM PDT           10.76           1707         +      Not Applicable
  03/08/2026 08 PM PDT           11.14           2059         +      Not Applicable
  03/08/2026 09 PM PDT           10.90           1847         -      Not Applicable
  03/08/2026 10 PM PDT           10.87           1817         -      Not Applicable
  03/08/2026 11 PM PDT           10.96           1908         +      Not Applicable
  03/09/2026 12 AM PDT           10.78           1727         -      Not Applicable
  03/09/2026 01 AM PDT           10.70           1649         -      Not Applicable
  03/09/2026 02 AM PDT           10.73           1678         +      Not Applicable
  03/09/2026 03 AM PDT           10.68           1630         -      Not Applicable
  03/09/2026 04 AM PDT           10.64           1591         -      Not Applicable
  03/09/2026 05 AM PDT           10.66           1610         +      Not Applicable
  03/09/2026 06 AM PDT           10.65           1601         -      Not Applicable
  03/09/2026 07 AM PDT           10.63           1582         -      Not Applicable
  03/09/2026 08 AM PDT           11.44           2301         +      Not Applicable
  03/09/2026 09 AM PDT           10.45           1422         -      Not Applicable
  03/09/2026 10 AM PDT           10.38           1367         -      Not Applicable
  03/09/2026 11 AM PDT           10.40           1383         +      Not Applicable
  03/09/2026 12 PM PDT           10.34           1336         -      Not Applicable
  03/09/2026 01 PM PDT           10.35           1344         +      Not Applicable
  03/09/2026 02 PM PDT           10.39           1375         +      Not Applicable
  03/09/2026 03 PM PDT           10.46           1430         +      Not Applicable
  03/09/2026 04 PM PDT           10.39           1375         -      Not Applicable
  03/09/2026 05 PM PDT           10.85           1796         +      Not Applicable
  03/09/2026 06 PM PDT           10.90           1847         +      Not Applicable
  03/09/2026 07 PM PDT           10.85           1796         -      Not Applicable
  03/09/2026 08 PM PDT           10.69           1639         -      Not Applicable
  03/09/2026 09 PM PDT           10.62           1573         -      Not Applicable
  03/09/2026 10 PM PDT           10.54           1498         -      Not Applicable
  03/09/2026 11 PM PDT           10.63           1582         +      Not Applicable
  03/10/2026 12 AM PDT           10.55           1507         -      Not Applicable
  03/10/2026 01 AM PDT           10.58           1535         +      Not Applicable
  03/10/2026 02 AM PDT           10.58           1535         0      Not Applicable
  03/10/2026 03 AM PDT           10.55           1507         -      Not Applicable
  03/10/2026 04 AM PDT           10.56           1517         +      Not Applicable
  03/10/2026 05 AM PDT           10.60           1554         +      Not Applicable
  03/10/2026 06 AM PDT           10.60           1554         0      Not Applicable
  03/10/2026 07 AM PDT           10.54           1498         -      Not Applicable
  03/10/2026 08 AM PDT           10.79           1737         +      Not Applicable
  03/10/2026 09 AM PDT           10.63           1582         -      Not Applicable
  03/10/2026 10 AM PDT           10.43           1406         -      Not Applicable
  03/10/2026 11 AM PDT           10.49           1454         +      Not Applicable
  03/10/2026 12 PM PDT           10.45           1422         -      Not Applicable
  03/10/2026 01 PM PDT           10.34           1336         -      Not Applicable
  03/10/2026 02 PM PDT           10.36           1352         +      Not Applicable
  03/10/2026 03 PM PDT           10.38           1367         +      Not Applicable
  03/10/2026 04 PM PDT           10.32           1321         -      Not Applicable
  03/10/2026 05 PM PDT           10.28           1290         -      Not Applicable
  03/10/2026 06 PM PDT           10.31           1314         +      Not Applicable
  03/10/2026 07 PM PDT           10.30           1306         -      Not Applicable
  03/10/2026 08 PM PDT           10.27           1283         -      Not Applicable
  03/10/2026 09 PM PDT           10.26           1275         -      Not Applicable
  03/10/2026 10 PM PDT           10.34           1336         +      Not Applicable
  03/10/2026 11 PM PDT           10.33           1329         -      Not Applicable
  03/11/2026 12 AM PDT           10.34           1336         +      Not Applicable
  03/11/2026 01 AM PDT           10.47           1438         +      Not Applicable
  03/11/2026 02 AM PDT           10.34           1336         -      Not Applicable
  03/11/2026 03 AM PDT           10.31           1314         -      Not Applicable
  03/11/2026 04 AM PDT           10.32           1321         +      Not Applicable
  03/11/2026 05 AM PDT           10.33           1329         +      Not Applicable
  03/11/2026 06 AM PDT           10.33           1329         0      Not Applicable
  03/11/2026 07 AM PDT           10.27           1283         -      Not Applicable
  03/11/2026 08 AM PDT           11.22           2123         +      Not Applicable
  03/11/2026 09 AM PDT           10.40           1383         -      Not Applicable
  03/11/2026 10 AM PDT           10.30           1306         -      Not Applicable
  03/11/2026 11 AM PDT           10.28           1290         -      Not Applicable
  03/11/2026 12 PM PDT           10.31           1314         +      Not Applicable
  03/11/2026 01 PM PDT           10.27           1283         -      Not Applicable
  03/11/2026 02 PM PDT           10.32           1321         +      Not Applicable
  03/11/2026 03 PM PDT           10.26           1275         -      Not Applicable
  03/11/2026 04 PM PDT           10.30           1306         +      Not Applicable
  03/11/2026 05 PM PDT           10.33           1329         +      Not Applicable
  03/11/2026 06 PM PDT           10.31           1314         -      Not Applicable
  03/11/2026 07 PM PDT           10.29           1298         -      Not Applicable
  03/11/2026 08 PM PDT           10.29           1298         0      Not Applicable
  03/11/2026 09 PM PDT           10.25           1268         -      Not Applicable
  03/11/2026 10 PM PDT           10.22           1245         -      Not Applicable
  03/11/2026 11 PM PDT           10.23           1252         +      Not Applicable
  03/12/2026 12 AM PDT           10.30           1306         +      Not Applicable
  03/12/2026 01 AM PDT           10.23           1252         -      Not Applicable
  03/12/2026 02 AM PDT           10.27           1283         +      Not Applicable
  03/12/2026 03 AM PDT           10.26           1275         -      Not Applicable
  03/12/2026 04 AM PDT           10.27           1283         +      Not Applicable
  03/12/2026 05 AM PDT           10.23           1252         -      Not Applicable
  03/12/2026 06 AM PDT           10.23           1252         0      Not Applicable
  03/12/2026 07 AM PDT           10.28           1290         +      Not Applicable
  03/12/2026 08 AM PDT           10.21           1237         -      Not Applicable
  03/12/2026 09 AM PDT           10.23           1252         +      Not Applicable
  03/12/2026 10 AM PDT           10.26           1275         +      Not Applicable
  03/12/2026 11 AM PDT           10.27           1283         +      Not Applicable
  03/12/2026 12 PM PDT           10.27           1283         0      Not Applicable
  03/12/2026 01 PM PDT            9.86           1023         -      Not Applicable
  03/12/2026 02 PM PDT            9.64            884         -      Not Applicable
  03/12/2026 03 PM PDT            9.61            866         -      Not Applicable
  03/12/2026 04 PM PDT            9.65            891         +      Not Applicable
  03/12/2026 05 PM PDT            9.59            854         -      Not Applicable
  03/12/2026 06 PM PDT            9.66            897         +      Not Applicable
  03/12/2026 07 PM PDT            9.58            848         -      Not Applicable
  03/12/2026 08 PM PDT            9.57            842         -      Not Applicable
  03/12/2026 09 PM PDT            9.59            854         +      Not Applicable
  03/12/2026 10 PM PDT            9.57            842         -      Not Applicable
  03/12/2026 11 PM PDT            9.58            848         +      Not Applicable
  03/13/2026 12 AM PDT            9.65            891         +      Not Applicable
  03/13/2026 01 AM PDT           10.64           1591         +      Not Applicable
  03/13/2026 02 AM PDT           10.30           1306         -      Not Applicable
  03/13/2026 03 AM PDT           10.10           1172         -      Not Applicable
  03/13/2026 04 AM PDT           10.10           1172         0      Not Applicable
  03/13/2026 05 AM PDT           10.06           1149         -      Not Applicable
  03/13/2026 06 AM PDT           10.07           1155         +      Not Applicable
  03/13/2026 07 AM PDT           10.82           1767         +      Not Applicable
  03/13/2026 08 AM PDT           10.65           1601         -      Not Applicable
  03/13/2026 09 AM PDT           10.13           1189         -      Not Applicable
  03/13/2026 10 AM PDT           10.08           1160         -      Not Applicable
  03/13/2026 11 AM PDT           10.08           1160         0      Not Applicable
  03/13/2026 12 PM PDT           10.05           1143         -      Not Applicable
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Forecast Status
# ---------------------------------------------------------------------------------
  03/13/2026 01 PM PDT           10.04           1138                Not Applicable
  03/13/2026 02 PM PDT           10.04           1138         0      Not Applicable
  03/13/2026 03 PM PDT           10.04           1138         0      Not Applicable
  03/13/2026 04 PM PDT           10.04           1138         0      Not Applicable
  03/13/2026 05 PM PDT           10.04           1138         0      Not Applicable
  03/13/2026 06 PM PDT           10.04           1138         0      Not Applicable
  03/13/2026 07 PM PDT           10.04           1138         0      Not Applicable
  03/13/2026 08 PM PDT           10.04           1138         0      Not Applicable
  03/13/2026 09 PM PDT           10.16           1207         +      Not Applicable
  03/13/2026 10 PM PDT           10.16           1207         0      Not Applicable
  03/13/2026 11 PM PDT           10.17           1212         +      Not Applicable
  03/14/2026 12 AM PDT           10.17           1212         0      Not Applicable
  03/14/2026 01 AM PDT           10.17           1212         0      Not Applicable
  03/14/2026 02 AM PDT           10.17           1212         0      Not Applicable
  03/14/2026 03 AM PDT           10.18           1218         +      Not Applicable
  03/14/2026 04 AM PDT           10.18           1218         0      Not Applicable
  03/14/2026 05 AM PDT           10.17           1212         -      Not Applicable
  03/14/2026 06 AM PDT           10.17           1212         0      Not Applicable
  03/14/2026 07 AM PDT           10.17           1212         0      Not Applicable
  03/14/2026 08 AM PDT           10.17           1212         0      Not Applicable
  03/14/2026 09 AM PDT           10.16           1207         -      Not Applicable
  03/14/2026 10 AM PDT           10.16           1207         0      Not Applicable
  03/14/2026 11 AM PDT           10.16           1207         0      Not Applicable
  03/14/2026 12 PM PDT           10.15           1201         -      Not Applicable
  03/14/2026 01 PM PDT           10.15           1201         0      Not Applicable
  03/14/2026 02 PM PDT           10.15           1201         0      Not Applicable
  03/14/2026 03 PM PDT           10.14           1195         -      Not Applicable
  03/14/2026 04 PM PDT           10.14           1195         0      Not Applicable
  03/14/2026 05 PM PDT           10.14           1195         0      Not Applicable
  03/14/2026 06 PM PDT           10.14           1195         0      Not Applicable
  03/14/2026 07 PM PDT           10.14           1195         0      Not Applicable
  03/14/2026 08 PM PDT           10.14           1195         0      Not Applicable
  03/14/2026 09 PM PDT           10.14           1195         0      Not Applicable
  03/14/2026 10 PM PDT           10.14           1195         0      Not Applicable
  03/14/2026 11 PM PDT           10.15           1201         +      Not Applicable
  03/15/2026 12 AM PDT           10.15           1201         0      Not Applicable
  03/15/2026 01 AM PDT           10.15           1201         0      Not Applicable
  03/15/2026 02 AM PDT           10.16           1207         +      Not Applicable
  03/15/2026 03 AM PDT           10.16           1207         0      Not Applicable
  03/15/2026 04 AM PDT           10.16           1207         0      Not Applicable
  03/15/2026 05 AM PDT           10.16           1207         0      Not Applicable
  03/15/2026 06 AM PDT           10.15           1201         -      Not Applicable
  03/15/2026 07 AM PDT           10.15           1201         0      Not Applicable
  03/15/2026 08 AM PDT           10.14           1195         -      Not Applicable
  03/15/2026 09 AM PDT           10.14           1195         0      Not Applicable
  03/15/2026 10 AM PDT           10.14           1195         0      Not Applicable
  03/15/2026 11 AM PDT           10.13           1189         -      Not Applicable
  03/15/2026 12 PM PDT           10.13           1189         0      Not Applicable
  03/15/2026 01 PM PDT           10.12           1183         -      Not Applicable
  03/15/2026 02 PM PDT           10.12           1183         0      Not Applicable
  03/15/2026 03 PM PDT           10.12           1183         0      Not Applicable
  03/15/2026 04 PM PDT           10.12           1183         0      Not Applicable
  03/15/2026 05 PM PDT           10.12           1183         0      Not Applicable
  03/15/2026 06 PM PDT           10.12           1183         0      Not Applicable
  03/15/2026 07 PM PDT           10.12           1183         0      Not Applicable
  03/15/2026 08 PM PDT           10.12           1183         0      Not Applicable
  03/15/2026 09 PM PDT           10.13           1189         +      Not Applicable
  03/15/2026 10 PM PDT           10.13           1189         0      Not Applicable
  03/15/2026 11 PM PDT           10.14           1195         +      Not Applicable
  03/16/2026 12 AM PDT           10.14           1195         0      Not Applicable
  03/16/2026 01 AM PDT           10.15           1201         +      Not Applicable
  03/16/2026 02 AM PDT           10.16           1207         +      Not Applicable
  03/16/2026 03 AM PDT           10.16           1207         0      Not Applicable
  03/16/2026 04 AM PDT           10.17           1212         +      Not Applicable
  03/16/2026 05 AM PDT           10.17           1212         0      Not Applicable
  03/16/2026 06 AM PDT           10.17           1212         0      Not Applicable
  03/16/2026 07 AM PDT           10.17           1212         0      Not Applicable
  03/16/2026 08 AM PDT           10.17           1212         0      Not Applicable
  03/16/2026 09 AM PDT           10.17           1212         0      Not Applicable
  03/16/2026 10 AM PDT           10.17           1212         0      Not Applicable
  03/16/2026 11 AM PDT           10.17           1212         0      Not Applicable
  03/16/2026 12 PM PDT           10.17           1212         0      Not Applicable
  03/16/2026 01 PM PDT           10.17           1212         0      Not Applicable
  03/16/2026 02 PM PDT           10.17           1212         0      Not Applicable
  03/16/2026 03 PM PDT           10.17           1212         0      Not Applicable
  03/16/2026 04 PM PDT           10.17           1212         0      Not Applicable
  03/16/2026 05 PM PDT           10.17           1212         0      Not Applicable
  03/16/2026 06 PM PDT           10.17           1212         0      Not Applicable
  03/16/2026 07 PM PDT           10.18           1218         +      Not Applicable
  03/16/2026 08 PM PDT           10.18           1218         0      Not Applicable
  03/16/2026 09 PM PDT           10.18           1218         0      Not Applicable
  03/16/2026 10 PM PDT           10.19           1224         +      Not Applicable
  03/16/2026 11 PM PDT           10.19           1224         0      Not Applicable
  03/17/2026 12 AM PDT           10.19           1224         0      Not Applicable
  03/17/2026 01 AM PDT           10.19           1224         0      Not Applicable
  03/17/2026 02 AM PDT           10.20           1230         +      Not Applicable
  03/17/2026 03 AM PDT           10.20           1230         0      Not Applicable
  03/17/2026 04 AM PDT           10.20           1230         0      Not Applicable
  03/17/2026 05 AM PDT           10.20           1230         0      Not Applicable
  03/17/2026 06 AM PDT           10.20           1230         0      Not Applicable
  03/17/2026 07 AM PDT           10.20           1230         0      Not Applicable
  03/17/2026 08 AM PDT           10.19           1224         -      Not Applicable
  03/17/2026 09 AM PDT           10.19           1224         0      Not Applicable
  03/17/2026 10 AM PDT           10.19           1224         0      Not Applicable
  03/17/2026 11 AM PDT           10.18           1218         -      Not Applicable
  03/17/2026 12 PM PDT           10.18           1218         0      Not Applicable
  03/17/2026 01 PM PDT           10.18           1218         0      Not Applicable
  03/17/2026 02 PM PDT           10.18           1218         0      Not Applicable
  03/17/2026 03 PM PDT           10.17           1212         -      Not Applicable
  03/17/2026 04 PM PDT           10.17           1212         0      Not Applicable
  03/17/2026 05 PM PDT           10.17           1212         0      Not Applicable
  03/17/2026 06 PM PDT           10.18           1218         +      Not Applicable
  03/17/2026 07 PM PDT           10.18           1218         0      Not Applicable
  03/17/2026 08 PM PDT           10.18           1218         0      Not Applicable
  03/17/2026 09 PM PDT           10.18           1218         0      Not Applicable
  03/17/2026 10 PM PDT           10.19           1224         +      Not Applicable
  03/17/2026 11 PM PDT           10.19           1224         0      Not Applicable
  03/18/2026 12 AM PDT           10.19           1224         0      Not Applicable
  03/18/2026 01 AM PDT           10.20           1230         +      Not Applicable
  03/18/2026 02 AM PDT           10.20           1230         0      Not Applicable
  03/18/2026 03 AM PDT           10.20           1230         0      Not Applicable
  03/18/2026 04 AM PDT           10.20           1230         0      Not Applicable
  03/18/2026 05 AM PDT           10.20           1230         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.