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: Dec 24 2025 at 2:26 PM PSTNext Issuance: Dec 25 2025 at 9:00 AM PST
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:  12/24/2025 at 02:29 PM PST
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  12/22/2025 at 03:00 PM PST
# Maximum Observed Stage:                       15.29 Feet
# Maximum Observed Flow:                        8107 cfs
#
# Earliest Date & Time of Maximum Forecast:     12/26/2025 at 04:00 AM PST
# Maximum Forecast Stage:                       13.87 Feet
# Maximum Forecast Flow:                        5578 cfs
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Observed Status
# ---------------------------------------------------------------------------------
  12/19/2025 02 PM PST            8.50            367                Not Applicable
  12/19/2025 03 PM PST            8.50            367         0      Not Applicable
  12/19/2025 04 PM PST            8.53            380         +      Not Applicable
  12/19/2025 05 PM PST            8.54            385         +      Not Applicable
  12/19/2025 06 PM PST            8.75            481         +      Not Applicable
  12/19/2025 07 PM PST            8.78            494         +      Not Applicable
  12/19/2025 08 PM PST            8.85            519         +      Not Applicable
  12/19/2025 09 PM PST            8.98            565         +      Not Applicable
  12/19/2025 10 PM PST            8.92            544         -      Not Applicable
  12/19/2025 11 PM PST            8.92            544         0      Not Applicable
  12/20/2025 12 AM PST            9.24            679         +      Not Applicable
  12/20/2025 01 AM PST            9.28            698         +      Not Applicable
  12/20/2025 02 AM PST            9.31            711         +      Not Applicable
  12/20/2025 03 AM PST            9.36            734         +      Not Applicable
  12/20/2025 04 AM PST            9.33            721         -      Not Applicable
  12/20/2025 05 AM PST            8.69            456         -      Not Applicable
  12/20/2025 06 AM PST            8.71            465         +      Not Applicable
  12/20/2025 07 AM PST            8.79            498         +      Not Applicable
  12/20/2025 08 AM PST            8.80            502         +      Not Applicable
  12/20/2025 09 AM PST            9.25            684         +      Not Applicable
  12/20/2025 10 AM PST            9.64            884         +      Not Applicable
  12/20/2025 11 AM PST            9.63            878         -      Not Applicable
  12/20/2025 12 PM PST            9.64            884         +      Not Applicable
  12/20/2025 01 PM PST            9.66            897         +      Not Applicable
  12/20/2025 02 PM PST            9.65            891         -      Not Applicable
  12/20/2025 03 PM PST            9.66            897         +      Not Applicable
  12/20/2025 04 PM PST            9.66            897         0      Not Applicable
  12/20/2025 05 PM PST            9.69            916         +      Not Applicable
  12/20/2025 06 PM PST            9.63            878         -      Not Applicable
  12/20/2025 07 PM PST            9.63            878         0      Not Applicable
  12/20/2025 08 PM PST            9.60            860         -      Not Applicable
  12/20/2025 09 PM PST            9.60            860         0      Not Applicable
  12/20/2025 10 PM PST            9.62            872         +      Not Applicable
  12/20/2025 11 PM PST            9.63            878         +      Not Applicable
  12/21/2025 12 AM PST            9.32            716         -      Not Applicable
  12/21/2025 01 AM PST            9.39            748         +      Not Applicable
  12/21/2025 02 AM PST            9.40            753         +      Not Applicable
  12/21/2025 03 AM PST            9.47            786         +      Not Applicable
  12/21/2025 04 AM PST            9.56            836         +      Not Applicable
  12/21/2025 05 AM PST            9.67            903         +      Not Applicable
  12/21/2025 06 AM PST            9.87           1029         +      Not Applicable
  12/21/2025 07 AM PST           10.98           1929         +      Not Applicable
  12/21/2025 08 AM PST           11.81           2714         +      Not Applicable
  12/21/2025 09 AM PST           12.32           3328         +      Not Applicable
  12/21/2025 10 AM PST           12.63           3714         +      Not Applicable
  12/21/2025 11 AM PST           12.87           4026         +      Not Applicable
  12/21/2025 12 PM PST           13.85           5544         +      Not Applicable
  12/21/2025 01 PM PST           13.43           4857         -      Not Applicable
  12/21/2025 02 PM PST           13.30           4653         -      Not Applicable
  12/21/2025 03 PM PST           13.07           4304         -      Not Applicable
  12/21/2025 04 PM PST           12.87           4026         -      Not Applicable
  12/21/2025 05 PM PST           13.05           4274         +      Not Applicable
  12/21/2025 06 PM PST           13.17           4454         +      Not Applicable
  12/21/2025 07 PM PST           13.03           4244         -      Not Applicable
  12/21/2025 08 PM PST           13.16           4439         +      Not Applicable
  12/21/2025 09 PM PST           13.28           4622         +      Not Applicable
  12/21/2025 10 PM PST           13.43           4857         +      Not Applicable
  12/21/2025 11 PM PST           13.81           5477         +      Not Applicable
  12/22/2025 12 AM PST           14.11           5968         +      Not Applicable
  12/22/2025 01 AM PST           14.46           6516         +      Not Applicable
  12/22/2025 02 AM PST           14.68           6870         +      Not Applicable
  12/22/2025 03 AM PST           14.81           7083         +      Not Applicable
  12/22/2025 04 AM PST           14.70           6903         -      Not Applicable
  12/22/2025 05 AM PST           14.66           6837         -      Not Applicable
  12/22/2025 06 AM PST           14.58           6708         -      Not Applicable
  12/22/2025 07 AM PST           14.32           6294         -      Not Applicable
  12/22/2025 08 AM PST           14.30           6263         -      Not Applicable
  12/22/2025 09 AM PST           14.27           6216         -      Not Applicable
  12/22/2025 10 AM PST           14.27           6216         0      Not Applicable
  12/22/2025 11 AM PST           14.37           6373         +      Not Applicable
  12/22/2025 12 PM PST           14.71           6919         +      Not Applicable
  12/22/2025 01 PM PST           15.02           7447         +      Not Applicable
  12/22/2025 02 PM PST           15.14           7736         +      Not Applicable
  12/22/2025 03 PM PST           15.29           8107         +      Not Applicable
  12/22/2025 04 PM PST           15.25           8007         -      Not Applicable
  12/22/2025 05 PM PST           14.91           7250         -      Not Applicable
  12/22/2025 06 PM PST           14.75           6985         -      Not Applicable
  12/22/2025 07 PM PST           14.51           6596         -      Not Applicable
  12/22/2025 08 PM PST           14.34           6325         -      Not Applicable
  12/22/2025 09 PM PST           14.33           6310         -      Not Applicable
  12/22/2025 10 PM PST           14.07           5907         -      Not Applicable
  12/22/2025 11 PM PST           13.91           5646         -      Not Applicable
  12/23/2025 12 AM PST           13.62           5162         -      Not Applicable
  12/23/2025 01 AM PST           13.66           5227         +      Not Applicable
  12/23/2025 02 AM PST           13.36           4747         -      Not Applicable
  12/23/2025 03 AM PST           13.15           4424         -      Not Applicable
  12/23/2025 04 AM PST           13.18           4469         +      Not Applicable
  12/23/2025 05 AM PST           12.95           4133         -      Not Applicable
  12/23/2025 06 AM PST           12.80           3934         -      Not Applicable
  12/23/2025 07 AM PST           12.81           3947         +      Not Applicable
  12/23/2025 08 AM PST           12.66           3752         -      Not Applicable
  12/23/2025 09 AM PST           12.40           3426         -      Not Applicable
  12/23/2025 10 AM PST           12.17           3148         -      Not Applicable
  12/23/2025 11 AM PST           12.04           2996         -      Not Applicable
  12/23/2025 12 PM PST           11.91           2837         -      Not Applicable
  12/23/2025 01 PM PST           11.88           2800         -      Not Applicable
  12/23/2025 02 PM PST           11.84           2751         -      Not Applicable
  12/23/2025 03 PM PST           11.73           2618         -      Not Applicable
  12/23/2025 04 PM PST           11.66           2535         -      Not Applicable
  12/23/2025 05 PM PST           11.54           2395         -      Not Applicable
  12/23/2025 06 PM PST           11.54           2395         0      Not Applicable
  12/23/2025 07 PM PST           11.44           2301         -      Not Applicable
  12/23/2025 08 PM PST           11.42           2284         -      Not Applicable
  12/23/2025 09 PM PST           11.46           2317         +      Not Applicable
  12/23/2025 10 PM PST           11.40           2268         -      Not Applicable
  12/23/2025 11 PM PST           11.33           2211         -      Not Applicable
  12/24/2025 12 AM PST           11.34           2219         +      Not Applicable
  12/24/2025 01 AM PST           11.42           2284         +      Not Applicable
  12/24/2025 02 AM PST           11.36           2235         -      Not Applicable
  12/24/2025 03 AM PST           11.31           2195         -      Not Applicable
  12/24/2025 04 AM PST           11.39           2260         +      Not Applicable
  12/24/2025 05 AM PST           11.33           2211         -      Not Applicable
  12/24/2025 06 AM PST           11.34           2219         +      Not Applicable
  12/24/2025 07 AM PST           11.36           2235         +      Not Applicable
  12/24/2025 08 AM PST           11.39           2260         +      Not Applicable
  12/24/2025 09 AM PST           11.46           2317         +      Not Applicable
  12/24/2025 10 AM PST           11.71           2594         +      Not Applicable
  12/24/2025 11 AM PST           12.08           3043         +      Not Applicable
  12/24/2025 12 PM PST           12.34           3352         +      Not Applicable
  12/24/2025 01 PM PST           12.59           3663         +      Not Applicable
  12/24/2025 02 PM PST           12.83           3973         +      Not Applicable
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Forecast Status
# ---------------------------------------------------------------------------------
  12/24/2025 03 PM PST           13.04           4259                Not Applicable
  12/24/2025 04 PM PST           13.22           4530         +      Not Applicable
  12/24/2025 05 PM PST           13.30           4653         +      Not Applicable
  12/24/2025 06 PM PST           13.38           4778         +      Not Applicable
  12/24/2025 07 PM PST           13.39           4794         +      Not Applicable
  12/24/2025 08 PM PST           13.45           4889         +      Not Applicable
  12/24/2025 09 PM PST           13.51           4984         +      Not Applicable
  12/24/2025 10 PM PST           13.56           5065         +      Not Applicable
  12/24/2025 11 PM PST           13.57           5081         +      Not Applicable
  12/25/2025 12 AM PST           13.58           5097         +      Not Applicable
  12/25/2025 01 AM PST           13.59           5114         +      Not Applicable
  12/25/2025 02 AM PST           13.61           5146         +      Not Applicable
  12/25/2025 03 AM PST           13.62           5162         +      Not Applicable
  12/25/2025 04 AM PST           13.62           5162         0      Not Applicable
  12/25/2025 05 AM PST           13.65           5211         +      Not Applicable
  12/25/2025 06 AM PST           13.65           5211         0      Not Applicable
  12/25/2025 07 AM PST           13.66           5227         +      Not Applicable
  12/25/2025 08 AM PST           13.66           5227         0      Not Applicable
  12/25/2025 09 AM PST           13.67           5244         +      Not Applicable
  12/25/2025 10 AM PST           13.68           5260         +      Not Applicable
  12/25/2025 11 AM PST           13.69           5277         +      Not Applicable
  12/25/2025 12 PM PST           13.71           5310         +      Not Applicable
  12/25/2025 01 PM PST           13.72           5326         +      Not Applicable
  12/25/2025 02 PM PST           13.74           5359         +      Not Applicable
  12/25/2025 03 PM PST           13.75           5376         +      Not Applicable
  12/25/2025 04 PM PST           13.76           5393         +      Not Applicable
  12/25/2025 05 PM PST           13.76           5393         0      Not Applicable
  12/25/2025 06 PM PST           13.77           5409         +      Not Applicable
  12/25/2025 07 PM PST           13.78           5426         +      Not Applicable
  12/25/2025 08 PM PST           13.78           5426         0      Not Applicable
  12/25/2025 09 PM PST           13.79           5443         +      Not Applicable
  12/25/2025 10 PM PST           13.79           5443         0      Not Applicable
  12/25/2025 11 PM PST           13.81           5477         +      Not Applicable
  12/26/2025 12 AM PST           13.82           5493         +      Not Applicable
  12/26/2025 01 AM PST           13.83           5510         +      Not Applicable
  12/26/2025 02 AM PST           13.84           5527         +      Not Applicable
  12/26/2025 03 AM PST           13.86           5561         +      Not Applicable
  12/26/2025 04 AM PST           13.87           5578         +      Not Applicable
  12/26/2025 05 AM PST           13.87           5578         0      Not Applicable
  12/26/2025 06 AM PST           13.87           5578         0      Not Applicable
  12/26/2025 07 AM PST           13.87           5578         0      Not Applicable
  12/26/2025 08 AM PST           13.87           5578         0      Not Applicable
  12/26/2025 09 AM PST           13.87           5578         0      Not Applicable
  12/26/2025 10 AM PST           13.86           5561         -      Not Applicable
  12/26/2025 11 AM PST           13.84           5527         -      Not Applicable
  12/26/2025 12 PM PST           13.82           5493         -      Not Applicable
  12/26/2025 01 PM PST           13.80           5460         -      Not Applicable
  12/26/2025 02 PM PST           13.78           5426         -      Not Applicable
  12/26/2025 03 PM PST           13.76           5393         -      Not Applicable
  12/26/2025 04 PM PST           13.74           5359         -      Not Applicable
  12/26/2025 05 PM PST           13.71           5310         -      Not Applicable
  12/26/2025 06 PM PST           13.68           5260         -      Not Applicable
  12/26/2025 07 PM PST           13.65           5211         -      Not Applicable
  12/26/2025 08 PM PST           13.62           5162         -      Not Applicable
  12/26/2025 09 PM PST           13.59           5114         -      Not Applicable
  12/26/2025 10 PM PST           13.56           5065         -      Not Applicable
  12/26/2025 11 PM PST           13.53           5016         -      Not Applicable
  12/27/2025 12 AM PST           13.51           4984         -      Not Applicable
  12/27/2025 01 AM PST           13.48           4936         -      Not Applicable
  12/27/2025 02 AM PST           13.45           4889         -      Not Applicable
  12/27/2025 03 AM PST           13.42           4841         -      Not Applicable
  12/27/2025 04 AM PST           13.39           4794         -      Not Applicable
  12/27/2025 05 AM PST           13.36           4747         -      Not Applicable
  12/27/2025 06 AM PST           13.33           4700         -      Not Applicable
  12/27/2025 07 AM PST           13.30           4653         -      Not Applicable
  12/27/2025 08 AM PST           13.27           4607         -      Not Applicable
  12/27/2025 09 AM PST           13.24           4561         -      Not Applicable
  12/27/2025 10 AM PST           13.21           4515         -      Not Applicable
  12/27/2025 11 AM PST           13.18           4469         -      Not Applicable
  12/27/2025 12 PM PST           13.14           4409         -      Not Applicable
  12/27/2025 01 PM PST           13.10           4349         -      Not Applicable
  12/27/2025 02 PM PST           13.07           4304         -      Not Applicable
  12/27/2025 03 PM PST           13.04           4259         -      Not Applicable
  12/27/2025 04 PM PST           13.00           4200         -      Not Applicable
  12/27/2025 05 PM PST           12.96           4146         -      Not Applicable
  12/27/2025 06 PM PST           12.93           4106         -      Not Applicable
  12/27/2025 07 PM PST           12.89           4053         -      Not Applicable
  12/27/2025 08 PM PST           12.85           4000         -      Not Applicable
  12/27/2025 09 PM PST           12.82           3960         -      Not Applicable
  12/27/2025 10 PM PST           12.78           3908         -      Not Applicable
  12/27/2025 11 PM PST           12.75           3869         -      Not Applicable
  12/28/2025 12 AM PST           12.72           3830         -      Not Applicable
  12/28/2025 01 AM PST           12.68           3778         -      Not Applicable
  12/28/2025 02 AM PST           12.65           3740         -      Not Applicable
  12/28/2025 03 AM PST           12.62           3701         -      Not Applicable
  12/28/2025 04 AM PST           12.59           3663         -      Not Applicable
  12/28/2025 05 AM PST           12.56           3625         -      Not Applicable
  12/28/2025 06 AM PST           12.53           3587         -      Not Applicable
  12/28/2025 07 AM PST           12.51           3562         -      Not Applicable
  12/28/2025 08 AM PST           12.48           3525         -      Not Applicable
  12/28/2025 09 AM PST           12.45           3488         -      Not Applicable
  12/28/2025 10 AM PST           12.42           3451         -      Not Applicable
  12/28/2025 11 AM PST           12.40           3426         -      Not Applicable
  12/28/2025 12 PM PST           12.37           3389         -      Not Applicable
  12/28/2025 01 PM PST           12.35           3365         -      Not Applicable
  12/28/2025 02 PM PST           12.32           3328         -      Not Applicable
  12/28/2025 03 PM PST           12.30           3304         -      Not Applicable
  12/28/2025 04 PM PST           12.27           3268         -      Not Applicable
  12/28/2025 05 PM PST           12.25           3244         -      Not Applicable
  12/28/2025 06 PM PST           12.23           3220         -      Not Applicable
  12/28/2025 07 PM PST           12.21           3196         -      Not Applicable
  12/28/2025 08 PM PST           12.19           3172         -      Not Applicable
  12/28/2025 09 PM PST           12.16           3136         -      Not Applicable
  12/28/2025 10 PM PST           12.14           3113         -      Not Applicable
  12/28/2025 11 PM PST           12.12           3089         -      Not Applicable
  12/29/2025 12 AM PST           12.11           3078         -      Not Applicable
  12/29/2025 01 AM PST           12.09           3054         -      Not Applicable
  12/29/2025 02 AM PST           12.07           3031         -      Not Applicable
  12/29/2025 03 AM PST           12.05           3008         -      Not Applicable
  12/29/2025 04 AM PST           12.03           2984         -      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.