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

 | 

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: Jun 05 2026 at 7:51 AM PDTNext Issuance: Jun 06 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:  06/05/2026 at 07:53 AM PDT
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  05/31/2026 at 11:00 AM PDT
# Maximum Observed Stage:                       9.94 Feet
# Maximum Observed Flow:                        1075 cfs
#
# Earliest Date & Time of Maximum Forecast:     06/05/2026 at 04:00 PM PDT
# Maximum Forecast Stage:                       8.94 Feet
# Maximum Forecast Flow:                        551 cfs
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Observed Status
# ---------------------------------------------------------------------------------
  05/31/2026 07 AM PDT            8.90            537                Not Applicable
  05/31/2026 08 AM PDT            9.67            903         +      Not Applicable
  05/31/2026 09 AM PDT            9.93           1068         +      Not Applicable
  05/31/2026 10 AM PDT            9.88           1036         -      Not Applicable
  05/31/2026 11 AM PDT            9.94           1075         +      Not Applicable
  05/31/2026 12 PM PDT            9.92           1062         -      Not Applicable
  05/31/2026 01 PM PDT            9.61            866         -      Not Applicable
  05/31/2026 02 PM PDT            8.87            526         -      Not Applicable
  05/31/2026 03 PM PDT            8.66            441         -      Not Applicable
  05/31/2026 04 PM PDT            8.73            473         +      Not Applicable
  05/31/2026 05 PM PDT            8.67            446         -      Not Applicable
  05/31/2026 06 PM PDT            8.70            461         +      Not Applicable
  05/31/2026 07 PM PDT            8.73            473         +      Not Applicable
  05/31/2026 08 PM PDT            8.67            446         -      Not Applicable
  05/31/2026 09 PM PDT            8.66            441         -      Not Applicable
  05/31/2026 10 PM PDT            8.67            446         +      Not Applicable
  05/31/2026 11 PM PDT            8.60            413         -      Not Applicable
  06/01/2026 12 AM PDT            8.64            432         +      Not Applicable
  06/01/2026 01 AM PDT            8.64            432         0      Not Applicable
  06/01/2026 02 AM PDT            8.65            436         +      Not Applicable
  06/01/2026 03 AM PDT            8.64            432         -      Not Applicable
  06/01/2026 04 AM PDT            8.62            422         -      Not Applicable
  06/01/2026 05 AM PDT            8.64            432         +      Not Applicable
  06/01/2026 06 AM PDT            8.67            446         +      Not Applicable
  06/01/2026 07 AM PDT            8.64            432         -      Not Applicable
  06/01/2026 08 AM PDT            8.99            568         +      Not Applicable
  06/01/2026 09 AM PDT            9.84           1010         +      Not Applicable
  06/01/2026 10 AM PDT            9.88           1036         +      Not Applicable
  06/01/2026 11 AM PDT            9.91           1055         +      Not Applicable
  06/01/2026 12 PM PDT            9.89           1042         -      Not Applicable
  06/01/2026 01 PM PDT            9.57            842         -      Not Applicable
  06/01/2026 02 PM PDT            8.88            530         -      Not Applicable
  06/01/2026 03 PM PDT            8.68            451         -      Not Applicable
  06/01/2026 04 PM PDT            8.67            446         -      Not Applicable
  06/01/2026 05 PM PDT            8.69            456         +      Not Applicable
  06/01/2026 06 PM PDT            8.65            436         -      Not Applicable
  06/01/2026 07 PM PDT            8.67            446         +      Not Applicable
  06/01/2026 08 PM PDT            8.63            427         -      Not Applicable
  06/01/2026 09 PM PDT            8.62            422         -      Not Applicable
  06/01/2026 10 PM PDT            9.12            625         +      Not Applicable
  06/01/2026 11 PM PDT            9.14            634         +      Not Applicable
  06/02/2026 12 AM PDT            9.12            625         -      Not Applicable
  06/02/2026 01 AM PDT            9.13            629         +      Not Applicable
  06/02/2026 02 AM PDT            9.14            634         +      Not Applicable
  06/02/2026 03 AM PDT            9.14            634         0      Not Applicable
  06/02/2026 04 AM PDT            9.13            629         -      Not Applicable
  06/02/2026 05 AM PDT            9.11            620         -      Not Applicable
  06/02/2026 06 AM PDT            9.17            647         +      Not Applicable
  06/02/2026 07 AM PDT            9.09            611         -      Not Applicable
  06/02/2026 08 AM PDT            9.25            684         +      Not Applicable
  06/02/2026 09 AM PDT            9.78            972         +      Not Applicable
  06/02/2026 10 AM PDT            9.91           1055         +      Not Applicable
  06/02/2026 11 AM PDT            9.92           1062         +      Not Applicable
  06/02/2026 12 PM PDT            9.90           1049         -      Not Applicable
  06/02/2026 01 PM PDT            9.61            866         -      Not Applicable
  06/02/2026 02 PM PDT            8.84            516         -      Not Applicable
  06/02/2026 03 PM PDT            8.67            446         -      Not Applicable
  06/02/2026 04 PM PDT            8.55            389         -      Not Applicable
  06/02/2026 05 PM PDT            8.58            403         +      Not Applicable
  06/02/2026 06 PM PDT            8.58            403         0      Not Applicable
  06/02/2026 07 PM PDT            8.57            399         -      Not Applicable
  06/02/2026 08 PM PDT            8.52            376         -      Not Applicable
  06/02/2026 09 PM PDT            8.52            376         0      Not Applicable
  06/02/2026 10 PM PDT            8.51            371         -      Not Applicable
  06/02/2026 11 PM PDT            8.54            385         +      Not Applicable
  06/03/2026 12 AM PDT            9.10            616         +      Not Applicable
  06/03/2026 01 AM PDT            9.09            611         -      Not Applicable
  06/03/2026 02 AM PDT            9.15            638         +      Not Applicable
  06/03/2026 03 AM PDT            9.10            616         -      Not Applicable
  06/03/2026 04 AM PDT            9.10            616         0      Not Applicable
  06/03/2026 05 AM PDT            9.08            607         -      Not Applicable
  06/03/2026 06 AM PDT            9.14            634         +      Not Applicable
  06/03/2026 07 AM PDT            9.11            620         -      Not Applicable
  06/03/2026 08 AM PDT            9.12            625         +      Not Applicable
  06/03/2026 09 AM PDT            9.77            966         +      Not Applicable
  06/03/2026 10 AM PDT            9.93           1068         +      Not Applicable
  06/03/2026 11 AM PDT            9.91           1055         -      Not Applicable
  06/03/2026 12 PM PDT            9.89           1042         -      Not Applicable
  06/03/2026 01 PM PDT            9.56            836         -      Not Applicable
  06/03/2026 02 PM PDT            8.88            530         -      Not Applicable
  06/03/2026 03 PM PDT            8.67            446         -      Not Applicable
  06/03/2026 04 PM PDT            8.58            403         -      Not Applicable
  06/03/2026 05 PM PDT            8.70            461         +      Not Applicable
  06/03/2026 06 PM PDT            8.59            408         -      Not Applicable
  06/03/2026 07 PM PDT            8.70            461         +      Not Applicable
  06/03/2026 08 PM PDT            8.61            418         -      Not Applicable
  06/03/2026 09 PM PDT            8.61            418         0      Not Applicable
  06/03/2026 10 PM PDT            8.60            413         -      Not Applicable
  06/03/2026 11 PM PDT            8.59            408         -      Not Applicable
  06/04/2026 12 AM PDT            8.56            394         -      Not Applicable
  06/04/2026 01 AM PDT            8.65            436         +      Not Applicable
  06/04/2026 02 AM PDT            9.15            638         +      Not Applicable
  06/04/2026 03 AM PDT            9.10            616         -      Not Applicable
  06/04/2026 04 AM PDT            9.12            625         +      Not Applicable
  06/04/2026 05 AM PDT            9.13            629         +      Not Applicable
  06/04/2026 06 AM PDT            9.07            603         -      Not Applicable
  06/04/2026 07 AM PDT            9.10            616         +      Not Applicable
  06/04/2026 08 AM PDT            9.12            625         +      Not Applicable
  06/04/2026 09 AM PDT            9.90           1049         +      Not Applicable
  06/04/2026 10 AM PDT            9.89           1042         -      Not Applicable
  06/04/2026 11 AM PDT            9.87           1029         -      Not Applicable
  06/04/2026 12 PM PDT            9.90           1049         +      Not Applicable
  06/04/2026 01 PM PDT            9.63            878         -      Not Applicable
  06/04/2026 02 PM PDT            8.94            551         -      Not Applicable
  06/04/2026 03 PM PDT            8.83            512         -      Not Applicable
  06/04/2026 04 PM PDT            8.84            516         +      Not Applicable
  06/04/2026 05 PM PDT            8.87            526         +      Not Applicable
  06/04/2026 06 PM PDT            8.84            516         -      Not Applicable
  06/04/2026 07 PM PDT            8.57            399         -      Not Applicable
  06/04/2026 08 PM PDT            8.54            385         -      Not Applicable
  06/04/2026 09 PM PDT            8.52            376         -      Not Applicable
  06/04/2026 10 PM PDT            8.51            371         -      Not Applicable
  06/04/2026 11 PM PDT            8.52            376         +      Not Applicable
  06/05/2026 12 AM PDT            8.47            356         -      Not Applicable
  06/05/2026 01 AM PDT            8.49            363         +      Not Applicable
  06/05/2026 02 AM PDT            8.46            352         -      Not Applicable
  06/05/2026 03 AM PDT            8.48            359         +      Not Applicable
  06/05/2026 04 AM PDT            8.46            352         -      Not Applicable
  06/05/2026 05 AM PDT            8.47            356         +      Not Applicable
  06/05/2026 06 AM PDT            8.46            352         -      Not Applicable
  06/05/2026 07 AM PDT            8.52            376         +      Not Applicable
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Forecast Status
# ---------------------------------------------------------------------------------
  06/05/2026 08 AM PDT            8.56            394                Not Applicable
  06/05/2026 09 AM PDT            8.61            418         +      Not Applicable
  06/05/2026 10 AM PDT            8.65            436         +      Not Applicable
  06/05/2026 11 AM PDT            8.70            461         +      Not Applicable
  06/05/2026 12 PM PDT            8.75            481         +      Not Applicable
  06/05/2026 01 PM PDT            8.80            502         +      Not Applicable
  06/05/2026 02 PM PDT            8.86            523         +      Not Applicable
  06/05/2026 03 PM PDT            8.88            530         +      Not Applicable
  06/05/2026 04 PM PDT            8.94            551         +      Not Applicable
  06/05/2026 05 PM PDT            8.94            551         0      Not Applicable
  06/05/2026 06 PM PDT            8.94            551         0      Not Applicable
  06/05/2026 07 PM PDT            8.94            551         0      Not Applicable
  06/05/2026 08 PM PDT            8.94            551         0      Not Applicable
  06/05/2026 09 PM PDT            8.93            547         -      Not Applicable
  06/05/2026 10 PM PDT            8.93            547         0      Not Applicable
  06/05/2026 11 PM PDT            8.93            547         0      Not Applicable
  06/06/2026 12 AM PDT            8.93            547         0      Not Applicable
  06/06/2026 01 AM PDT            8.93            547         0      Not Applicable
  06/06/2026 02 AM PDT            8.93            547         0      Not Applicable
  06/06/2026 03 AM PDT            8.93            547         0      Not Applicable
  06/06/2026 04 AM PDT            8.93            547         0      Not Applicable
  06/06/2026 05 AM PDT            8.93            547         0      Not Applicable
  06/06/2026 06 AM PDT            8.93            547         0      Not Applicable
  06/06/2026 07 AM PDT            8.93            547         0      Not Applicable
  06/06/2026 08 AM PDT            8.92            544         -      Not Applicable
  06/06/2026 09 AM PDT            8.92            544         0      Not Applicable
  06/06/2026 10 AM PDT            8.92            544         0      Not Applicable
  06/06/2026 11 AM PDT            8.92            544         0      Not Applicable
  06/06/2026 12 PM PDT            8.92            544         0      Not Applicable
  06/06/2026 01 PM PDT            8.92            544         0      Not Applicable
  06/06/2026 02 PM PDT            8.92            544         0      Not Applicable
  06/06/2026 03 PM PDT            8.92            544         0      Not Applicable
  06/06/2026 04 PM PDT            8.92            544         0      Not Applicable
  06/06/2026 05 PM PDT            8.92            544         0      Not Applicable
  06/06/2026 06 PM PDT            8.92            544         0      Not Applicable
  06/06/2026 07 PM PDT            8.91            540         -      Not Applicable
  06/06/2026 08 PM PDT            8.91            540         0      Not Applicable
  06/06/2026 09 PM PDT            8.91            540         0      Not Applicable
  06/06/2026 10 PM PDT            8.91            540         0      Not Applicable
  06/06/2026 11 PM PDT            8.91            540         0      Not Applicable
  06/07/2026 12 AM PDT            8.91            540         0      Not Applicable
  06/07/2026 01 AM PDT            8.91            540         0      Not Applicable
  06/07/2026 02 AM PDT            8.91            540         0      Not Applicable
  06/07/2026 03 AM PDT            8.91            540         0      Not Applicable
  06/07/2026 04 AM PDT            8.91            540         0      Not Applicable
  06/07/2026 05 AM PDT            8.91            540         0      Not Applicable
  06/07/2026 06 AM PDT            8.91            540         0      Not Applicable
  06/07/2026 07 AM PDT            8.90            537         -      Not Applicable
  06/07/2026 08 AM PDT            8.90            537         0      Not Applicable
  06/07/2026 09 AM PDT            8.90            537         0      Not Applicable
  06/07/2026 10 AM PDT            8.90            537         0      Not Applicable
  06/07/2026 11 AM PDT            8.90            537         0      Not Applicable
  06/07/2026 12 PM PDT            8.90            537         0      Not Applicable
  06/07/2026 01 PM PDT            8.90            537         0      Not Applicable
  06/07/2026 02 PM PDT            8.90            537         0      Not Applicable
  06/07/2026 03 PM PDT            8.90            537         0      Not Applicable
  06/07/2026 04 PM PDT            8.90            537         0      Not Applicable
  06/07/2026 05 PM PDT            8.90            537         0      Not Applicable
  06/07/2026 06 PM PDT            8.90            537         0      Not Applicable
  06/07/2026 07 PM PDT            8.89            533         -      Not Applicable
  06/07/2026 08 PM PDT            8.89            533         0      Not Applicable
  06/07/2026 09 PM PDT            8.89            533         0      Not Applicable
  06/07/2026 10 PM PDT            8.89            533         0      Not Applicable
  06/07/2026 11 PM PDT            8.89            533         0      Not Applicable
  06/08/2026 12 AM PDT            8.89            533         0      Not Applicable
  06/08/2026 01 AM PDT            8.89            533         0      Not Applicable
  06/08/2026 02 AM PDT            8.89            533         0      Not Applicable
  06/08/2026 03 AM PDT            8.89            533         0      Not Applicable
  06/08/2026 04 AM PDT            8.89            533         0      Not Applicable
  06/08/2026 05 AM PDT            8.89            533         0      Not Applicable
  06/08/2026 06 AM PDT            8.89            533         0      Not Applicable
  06/08/2026 07 AM PDT            8.89            533         0      Not Applicable
  06/08/2026 08 AM PDT            8.89            533         0      Not Applicable
  06/08/2026 09 AM PDT            8.88            530         -      Not Applicable
  06/08/2026 10 AM PDT            8.88            530         0      Not Applicable
  06/08/2026 11 AM PDT            8.88            530         0      Not Applicable
  06/08/2026 12 PM PDT            8.88            530         0      Not Applicable
  06/08/2026 01 PM PDT            8.89            533         +      Not Applicable
  06/08/2026 02 PM PDT            8.89            533         0      Not Applicable
  06/08/2026 03 PM PDT            8.89            533         0      Not Applicable
  06/08/2026 04 PM PDT            8.89            533         0      Not Applicable
  06/08/2026 05 PM PDT            8.89            533         0      Not Applicable
  06/08/2026 06 PM PDT            8.90            537         +      Not Applicable
  06/08/2026 07 PM PDT            8.90            537         0      Not Applicable
  06/08/2026 08 PM PDT            8.91            540         +      Not Applicable
  06/08/2026 09 PM PDT            8.91            540         0      Not Applicable
  06/08/2026 10 PM PDT            8.92            544         +      Not Applicable
  06/08/2026 11 PM PDT            8.93            547         +      Not Applicable
  06/09/2026 12 AM PDT            8.93            547         0      Not Applicable
  06/09/2026 01 AM PDT            8.94            551         +      Not Applicable
  06/09/2026 02 AM PDT            8.94            551         0      Not Applicable
  06/09/2026 03 AM PDT            8.94            551         0      Not Applicable
  06/09/2026 04 AM PDT            8.94            551         0      Not Applicable
  06/09/2026 05 AM PDT            8.94            551         0      Not Applicable
  06/09/2026 06 AM PDT            8.94            551         0      Not Applicable
  06/09/2026 07 AM PDT            8.94            551         0      Not Applicable
  06/09/2026 08 AM PDT            8.93            547         -      Not Applicable
  06/09/2026 09 AM PDT            8.93            547         0      Not Applicable
  06/09/2026 10 AM PDT            8.93            547         0      Not Applicable
  06/09/2026 11 AM PDT            8.93            547         0      Not Applicable
  06/09/2026 12 PM PDT            8.92            544         -      Not Applicable
  06/09/2026 01 PM PDT            8.92            544         0      Not Applicable
  06/09/2026 02 PM PDT            8.91            540         -      Not Applicable
  06/09/2026 03 PM PDT            8.91            540         0      Not Applicable
  06/09/2026 04 PM PDT            8.91            540         0      Not Applicable
  06/09/2026 05 PM PDT            8.91            540         0      Not Applicable
  06/09/2026 06 PM PDT            8.91            540         0      Not Applicable
  06/09/2026 07 PM PDT            8.90            537         -      Not Applicable
  06/09/2026 08 PM PDT            8.90            537         0      Not Applicable
  06/09/2026 09 PM PDT            8.90            537         0      Not Applicable
  06/09/2026 10 PM PDT            8.90            537         0      Not Applicable
  06/09/2026 11 PM PDT            8.89            533         -      Not Applicable
  06/10/2026 12 AM PDT            8.89            533         0      Not Applicable
  06/10/2026 01 AM PDT            8.89            533         0      Not Applicable
  06/10/2026 02 AM PDT            8.88            530         -      Not Applicable
  06/10/2026 03 AM PDT            8.88            530         0      Not Applicable
  06/10/2026 04 AM PDT            8.88            530         0      Not Applicable
  06/10/2026 05 AM PDT            8.88            530         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.