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

 | 

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: Apr 29 2026 at 7:52 AM PDTNext Issuance: Apr 30 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:  04/29/2026 at 07:54 AM PDT
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  04/24/2026 at 07:00 AM PDT
# Maximum Observed Flow:                        638 cfs
#
# Earliest Date & Time of Maximum Forecast:     04/29/2026 at 08:00 AM PDT
# Maximum Forecast Flow:                        507 cfs
#
# OBSERVED
#
# Date & Time  (Local)    Flow (cfs)     Trend     Observed Status
# ----------------------------------------------------------------
  04/24/2026 07 AM PDT           638                Not Applicable
  04/24/2026 08 AM PDT           637         -      Not Applicable
  04/24/2026 09 AM PDT           635         -      Not Applicable
  04/24/2026 10 AM PDT           634         -      Not Applicable
  04/24/2026 11 AM PDT           632         -      Not Applicable
  04/24/2026 12 PM PDT           630         -      Not Applicable
  04/24/2026 01 PM PDT           627         -      Not Applicable
  04/24/2026 02 PM PDT           625         -      Not Applicable
  04/24/2026 03 PM PDT           623         -      Not Applicable
  04/24/2026 04 PM PDT           620         -      Not Applicable
  04/24/2026 05 PM PDT           618         -      Not Applicable
  04/24/2026 06 PM PDT           617         -      Not Applicable
  04/24/2026 07 PM PDT           615         -      Not Applicable
  04/24/2026 08 PM PDT           614         -      Not Applicable
  04/24/2026 09 PM PDT           613         -      Not Applicable
  04/24/2026 10 PM PDT           611         -      Not Applicable
  04/24/2026 11 PM PDT           610         -      Not Applicable
  04/25/2026 12 AM PDT           608         -      Not Applicable
  04/25/2026 01 AM PDT           606         -      Not Applicable
  04/25/2026 02 AM PDT           604         -      Not Applicable
  04/25/2026 03 AM PDT           602         -      Not Applicable
  04/25/2026 04 AM PDT           600         -      Not Applicable
  04/25/2026 05 AM PDT           598         -      Not Applicable
  04/25/2026 06 AM PDT           594         -      Not Applicable
  04/25/2026 07 AM PDT           590         -      Not Applicable
  04/25/2026 08 AM PDT           586         -      Not Applicable
  04/25/2026 09 AM PDT           582         -      Not Applicable
  04/25/2026 10 AM PDT           579         -      Not Applicable
  04/25/2026 11 AM PDT           575         -      Not Applicable
  04/25/2026 12 PM PDT           571         -      Not Applicable
  04/25/2026 01 PM PDT           567         -      Not Applicable
  04/25/2026 02 PM PDT           563         -      Not Applicable
  04/25/2026 03 PM PDT           559         -      Not Applicable
  04/25/2026 04 PM PDT           555         -      Not Applicable
  04/25/2026 05 PM PDT           551         -      Not Applicable
  04/25/2026 06 PM PDT           548         -      Not Applicable
  04/25/2026 07 PM PDT           544         -      Not Applicable
  04/25/2026 08 PM PDT           541         -      Not Applicable
  04/25/2026 09 PM PDT           538         -      Not Applicable
  04/25/2026 10 PM PDT           534         -      Not Applicable
  04/25/2026 11 PM PDT           531         -      Not Applicable
  04/26/2026 12 AM PDT           527         -      Not Applicable
  04/26/2026 01 AM PDT           523         -      Not Applicable
  04/26/2026 02 AM PDT           518         -      Not Applicable
  04/26/2026 03 AM PDT           514         -      Not Applicable
  04/26/2026 04 AM PDT           510         -      Not Applicable
  04/26/2026 05 AM PDT           506         -      Not Applicable
  04/26/2026 06 AM PDT           502         -      Not Applicable
  04/26/2026 07 AM PDT           497         -      Not Applicable
  04/26/2026 08 AM PDT           493         -      Not Applicable
  04/26/2026 09 AM PDT           489         -      Not Applicable
  04/26/2026 10 AM PDT           484         -      Not Applicable
  04/26/2026 11 AM PDT           480         -      Not Applicable
  04/26/2026 12 PM PDT           475         -      Not Applicable
  04/26/2026 01 PM PDT           470         -      Not Applicable
  04/26/2026 02 PM PDT           466         -      Not Applicable
  04/26/2026 03 PM PDT           461         -      Not Applicable
  04/26/2026 04 PM PDT           456         -      Not Applicable
  04/26/2026 05 PM PDT           452         -      Not Applicable
  04/26/2026 06 PM PDT           448         -      Not Applicable
  04/26/2026 07 PM PDT           444         -      Not Applicable
  04/26/2026 08 PM PDT           440         -      Not Applicable
  04/26/2026 09 PM PDT           436         -      Not Applicable
  04/26/2026 10 PM PDT           432         -      Not Applicable
  04/26/2026 11 PM PDT           428         -      Not Applicable
  04/27/2026 12 AM PDT           424         -      Not Applicable
  04/27/2026 01 AM PDT           421         -      Not Applicable
  04/27/2026 02 AM PDT           418         -      Not Applicable
  04/27/2026 03 AM PDT           415         -      Not Applicable
  04/27/2026 04 AM PDT           411         -      Not Applicable
  04/27/2026 05 AM PDT           408         -      Not Applicable
  04/27/2026 06 AM PDT           406         -      Not Applicable
  04/27/2026 07 AM PDT           403         -      Not Applicable
  04/27/2026 08 AM PDT           400         -      Not Applicable
  04/27/2026 09 AM PDT           398         -      Not Applicable
  04/27/2026 10 AM PDT           395         -      Not Applicable
  04/27/2026 11 AM PDT           393         -      Not Applicable
  04/27/2026 12 PM PDT           393         0      Not Applicable
  04/27/2026 01 PM PDT           394         +      Not Applicable
  04/27/2026 02 PM PDT           395         +      Not Applicable
  04/27/2026 03 PM PDT           395         0      Not Applicable
  04/27/2026 04 PM PDT           396         +      Not Applicable
  04/27/2026 05 PM PDT           397         +      Not Applicable
  04/27/2026 06 PM PDT           403         +      Not Applicable
  04/27/2026 07 PM PDT           410         +      Not Applicable
  04/27/2026 08 PM PDT           416         +      Not Applicable
  04/27/2026 09 PM PDT           423         +      Not Applicable
  04/27/2026 10 PM PDT           429         +      Not Applicable
  04/27/2026 11 PM PDT           436         +      Not Applicable
  04/28/2026 12 AM PDT           442         +      Not Applicable
  04/28/2026 01 AM PDT           449         +      Not Applicable
  04/28/2026 02 AM PDT           455         +      Not Applicable
  04/28/2026 03 AM PDT           461         +      Not Applicable
  04/28/2026 04 AM PDT           468         +      Not Applicable
  04/28/2026 05 AM PDT           474         +      Not Applicable
  04/28/2026 06 AM PDT           475         +      Not Applicable
  04/28/2026 07 AM PDT           475         0      Not Applicable
  04/28/2026 08 AM PDT           476         +      Not Applicable
  04/28/2026 09 AM PDT           476         0      Not Applicable
  04/28/2026 10 AM PDT           476         0      Not Applicable
  04/28/2026 11 AM PDT           477         +      Not Applicable
  04/28/2026 12 PM PDT           478         +      Not Applicable
  04/28/2026 01 PM PDT           479         +      Not Applicable
  04/28/2026 02 PM PDT           481         +      Not Applicable
  04/28/2026 03 PM PDT           482         +      Not Applicable
  04/28/2026 04 PM PDT           483         +      Not Applicable
  04/28/2026 05 PM PDT           484         +      Not Applicable
  04/28/2026 06 PM PDT           491         +      Not Applicable
  04/28/2026 07 PM PDT           497         +      Not Applicable
  04/28/2026 08 PM PDT           504         +      Not Applicable
  04/28/2026 09 PM PDT           510         +      Not Applicable
  04/28/2026 10 PM PDT           516         +      Not Applicable
  04/28/2026 11 PM PDT           523         +      Not Applicable
  04/29/2026 12 AM PDT           523         0      Not Applicable
  04/29/2026 01 AM PDT           523         0      Not Applicable
  04/29/2026 02 AM PDT           523         0      Not Applicable
  04/29/2026 03 AM PDT           523         0      Not Applicable
  04/29/2026 04 AM PDT           522         -      Not Applicable
  04/29/2026 05 AM PDT           522         0      Not Applicable
  04/29/2026 06 AM PDT           517         -      Not Applicable
  04/29/2026 07 AM PDT           512         -      Not Applicable
#
# FORECAST
#
# Date & Time  (Local)    Flow (cfs)     Trend     Forecast Status
# ----------------------------------------------------------------
  04/29/2026 08 AM PDT           507                Not Applicable
  04/29/2026 09 AM PDT           501         -      Not Applicable
  04/29/2026 10 AM PDT           496         -      Not Applicable
  04/29/2026 11 AM PDT           491         -      Not Applicable
  04/29/2026 12 PM PDT           485         -      Not Applicable
  04/29/2026 01 PM PDT           479         -      Not Applicable
  04/29/2026 02 PM PDT           473         -      Not Applicable
  04/29/2026 03 PM PDT           466         -      Not Applicable
  04/29/2026 04 PM PDT           460         -      Not Applicable
  04/29/2026 05 PM PDT           454         -      Not Applicable
  04/29/2026 06 PM PDT           449         -      Not Applicable
  04/29/2026 07 PM PDT           444         -      Not Applicable
  04/29/2026 08 PM PDT           439         -      Not Applicable
  04/29/2026 09 PM PDT           433         -      Not Applicable
  04/29/2026 10 PM PDT           428         -      Not Applicable
  04/29/2026 11 PM PDT           423         -      Not Applicable
  04/30/2026 12 AM PDT           419         -      Not Applicable
  04/30/2026 01 AM PDT           415         -      Not Applicable
  04/30/2026 02 AM PDT           411         -      Not Applicable
  04/30/2026 03 AM PDT           407         -      Not Applicable
  04/30/2026 04 AM PDT           403         -      Not Applicable
  04/30/2026 05 AM PDT           400         -      Not Applicable
  04/30/2026 06 AM PDT           397         -      Not Applicable
  04/30/2026 07 AM PDT           394         -      Not Applicable
  04/30/2026 08 AM PDT           391         -      Not Applicable
  04/30/2026 09 AM PDT           388         -      Not Applicable
  04/30/2026 10 AM PDT           385         -      Not Applicable
  04/30/2026 11 AM PDT           382         -      Not Applicable
  04/30/2026 12 PM PDT           380         -      Not Applicable
  04/30/2026 01 PM PDT           378         -      Not Applicable
  04/30/2026 02 PM PDT           376         -      Not Applicable
  04/30/2026 03 PM PDT           374         -      Not Applicable
  04/30/2026 04 PM PDT           372         -      Not Applicable
  04/30/2026 05 PM PDT           370         -      Not Applicable
  04/30/2026 06 PM PDT           369         -      Not Applicable
  04/30/2026 07 PM PDT           367         -      Not Applicable
  04/30/2026 08 PM PDT           366         -      Not Applicable
  04/30/2026 09 PM PDT           365         -      Not Applicable
  04/30/2026 10 PM PDT           363         -      Not Applicable
  04/30/2026 11 PM PDT           362         -      Not Applicable
  05/01/2026 12 AM PDT           361         -      Not Applicable
  05/01/2026 01 AM PDT           360         -      Not Applicable
  05/01/2026 02 AM PDT           359         -      Not Applicable
  05/01/2026 03 AM PDT           358         -      Not Applicable
  05/01/2026 04 AM PDT           357         -      Not Applicable
  05/01/2026 05 AM PDT           355         -      Not Applicable
  05/01/2026 06 AM PDT           354         -      Not Applicable
  05/01/2026 07 AM PDT           353         -      Not Applicable
  05/01/2026 08 AM PDT           351         -      Not Applicable
  05/01/2026 09 AM PDT           350         -      Not Applicable
  05/01/2026 10 AM PDT           349         -      Not Applicable
  05/01/2026 11 AM PDT           347         -      Not Applicable
  05/01/2026 12 PM PDT           346         -      Not Applicable
  05/01/2026 01 PM PDT           345         -      Not Applicable
  05/01/2026 02 PM PDT           343         -      Not Applicable
  05/01/2026 03 PM PDT           342         -      Not Applicable
  05/01/2026 04 PM PDT           341         -      Not Applicable
  05/01/2026 05 PM PDT           339         -      Not Applicable
  05/01/2026 06 PM PDT           338         -      Not Applicable
  05/01/2026 07 PM PDT           337         -      Not Applicable
  05/01/2026 08 PM PDT           336         -      Not Applicable
  05/01/2026 09 PM PDT           335         -      Not Applicable
  05/01/2026 10 PM PDT           334         -      Not Applicable
  05/01/2026 11 PM PDT           333         -      Not Applicable
  05/02/2026 12 AM PDT           331         -      Not Applicable
  05/02/2026 01 AM PDT           330         -      Not Applicable
  05/02/2026 02 AM PDT           329         -      Not Applicable
  05/02/2026 03 AM PDT           328         -      Not Applicable
  05/02/2026 04 AM PDT           327         -      Not Applicable
  05/02/2026 05 AM PDT           326         -      Not Applicable
  05/02/2026 06 AM PDT           324         -      Not Applicable
  05/02/2026 07 AM PDT           323         -      Not Applicable
  05/02/2026 08 AM PDT           322         -      Not Applicable
  05/02/2026 09 AM PDT           320         -      Not Applicable
  05/02/2026 10 AM PDT           319         -      Not Applicable
  05/02/2026 11 AM PDT           318         -      Not Applicable
  05/02/2026 12 PM PDT           316         -      Not Applicable
  05/02/2026 01 PM PDT           315         -      Not Applicable
  05/02/2026 02 PM PDT           313         -      Not Applicable
  05/02/2026 03 PM PDT           312         -      Not Applicable
  05/02/2026 04 PM PDT           311         -      Not Applicable
  05/02/2026 05 PM PDT           309         -      Not Applicable
  05/02/2026 06 PM PDT           308         -      Not Applicable
  05/02/2026 07 PM PDT           307         -      Not Applicable
  05/02/2026 08 PM PDT           305         -      Not Applicable
  05/02/2026 09 PM PDT           304         -      Not Applicable
  05/02/2026 10 PM PDT           303         -      Not Applicable
  05/02/2026 11 PM PDT           302         -      Not Applicable
  05/03/2026 12 AM PDT           300         -      Not Applicable
  05/03/2026 01 AM PDT           299         -      Not Applicable
  05/03/2026 02 AM PDT           298         -      Not Applicable
  05/03/2026 03 AM PDT           297         -      Not Applicable
  05/03/2026 04 AM PDT           295         -      Not Applicable
  05/03/2026 05 AM PDT           294         -      Not Applicable
  05/03/2026 06 AM PDT           293         -      Not Applicable
  05/03/2026 07 AM PDT           292         -      Not Applicable
  05/03/2026 08 AM PDT           290         -      Not Applicable
  05/03/2026 09 AM PDT           289         -      Not Applicable
  05/03/2026 10 AM PDT           288         -      Not Applicable
  05/03/2026 11 AM PDT           287         -      Not Applicable
  05/03/2026 12 PM PDT           286         -      Not Applicable
  05/03/2026 01 PM PDT           285         -      Not Applicable
  05/03/2026 02 PM PDT           284         -      Not Applicable
  05/03/2026 03 PM PDT           283         -      Not Applicable
  05/03/2026 04 PM PDT           282         -      Not Applicable
  05/03/2026 05 PM PDT           281         -      Not Applicable
  05/03/2026 06 PM PDT           280         -      Not Applicable
  05/03/2026 07 PM PDT           279         -      Not Applicable
  05/03/2026 08 PM PDT           278         -      Not Applicable
  05/03/2026 09 PM PDT           278         0      Not Applicable
  05/03/2026 10 PM PDT           277         -      Not Applicable
  05/03/2026 11 PM PDT           276         -      Not Applicable
  05/04/2026 12 AM PDT           276         0      Not Applicable
  05/04/2026 01 AM PDT           275         -      Not Applicable
  05/04/2026 02 AM PDT           274         -      Not Applicable
  05/04/2026 03 AM PDT           273         -      Not Applicable
  05/04/2026 04 AM PDT           272         -      Not Applicable
  05/04/2026 05 AM PDT           271         -      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.