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

 | 

SOUTH FORK AMERICAN RIVER - KYBURZ (AKYC1)
Latitude: 38.76º NLongitude: 120.33º WElevation: 3840 FeetForecast Type: Unofficial Location
Location: El Dorado County in CaliforniaBulletin Group: Lower SacramentoRiver Group: American
Issuance Time: May 19 2026 at 7:58 AM PDTNext Issuance: May 20 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: South Fork American River - Kyburz (AKYC1)
#
# File Generation Time:  05/19/2026 at 08:00 AM PDT
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  05/14/2026 at 08:00 AM PDT
# Maximum Observed Flow:                        759 cfs
#
# Earliest Date & Time of Maximum Forecast:     05/20/2026 at 11:00 PM PDT
# Maximum Forecast Flow:                        404 cfs
#
# OBSERVED
#
# Date & Time  (Local)    Flow (cfs)     Trend     Observed Status
# ----------------------------------------------------------------
  05/14/2026 08 AM PDT           759                Not Applicable
  05/14/2026 09 AM PDT           753         -      Not Applicable
  05/14/2026 10 AM PDT           753         0      Not Applicable
  05/14/2026 11 AM PDT           740         -      Not Applicable
  05/14/2026 12 PM PDT           734         -      Not Applicable
  05/14/2026 01 PM PDT           728         -      Not Applicable
  05/14/2026 02 PM PDT           716         -      Not Applicable
  05/14/2026 03 PM PDT           710         -      Not Applicable
  05/14/2026 04 PM PDT           710         0      Not Applicable
  05/14/2026 05 PM PDT           698         -      Not Applicable
  05/14/2026 06 PM PDT           686         -      Not Applicable
  05/14/2026 07 PM PDT           686         0      Not Applicable
  05/14/2026 08 PM PDT           686         0      Not Applicable
  05/14/2026 09 PM PDT           692         +      Not Applicable
  05/14/2026 10 PM PDT           698         +      Not Applicable
  05/14/2026 11 PM PDT           716         +      Not Applicable
  05/15/2026 12 AM PDT           734         +      Not Applicable
  05/15/2026 01 AM PDT           746         +      Not Applicable
  05/15/2026 02 AM PDT           753         +      Not Applicable
  05/15/2026 03 AM PDT           753         0      Not Applicable
  05/15/2026 04 AM PDT           746         -      Not Applicable
  05/15/2026 05 AM PDT           734         -      Not Applicable
  05/15/2026 06 AM PDT           734         0      Not Applicable
  05/15/2026 07 AM PDT           728         -      Not Applicable
  05/15/2026 08 AM PDT           716         -      Not Applicable
  05/15/2026 09 AM PDT           716         0      Not Applicable
  05/15/2026 10 AM PDT           710         -      Not Applicable
  05/15/2026 11 AM PDT           704         -      Not Applicable
  05/15/2026 12 PM PDT           698         -      Not Applicable
  05/15/2026 01 PM PDT           686         -      Not Applicable
  05/15/2026 02 PM PDT           680         -      Not Applicable
  05/15/2026 03 PM PDT           674         -      Not Applicable
  05/15/2026 04 PM PDT           668         -      Not Applicable
  05/15/2026 05 PM PDT           662         -      Not Applicable
  05/15/2026 06 PM PDT           634         -      Not Applicable
  05/15/2026 07 PM PDT           589         -      Not Applicable
  05/15/2026 08 PM PDT           573         -      Not Applicable
  05/15/2026 09 PM PDT           573         0      Not Applicable
  05/15/2026 10 PM PDT           578         +      Not Applicable
  05/15/2026 11 PM PDT           595         +      Not Applicable
  05/16/2026 12 AM PDT           600         +      Not Applicable
  05/16/2026 01 AM PDT           617         +      Not Applicable
  05/16/2026 02 AM PDT           623         +      Not Applicable
  05/16/2026 03 AM PDT           628         +      Not Applicable
  05/16/2026 04 AM PDT           623         -      Not Applicable
  05/16/2026 05 AM PDT           617         -      Not Applicable
  05/16/2026 06 AM PDT           617         0      Not Applicable
  05/16/2026 07 AM PDT           606         -      Not Applicable
  05/16/2026 08 AM PDT           606         0      Not Applicable
  05/16/2026 09 AM PDT           595         -      Not Applicable
  05/16/2026 10 AM PDT           595         0      Not Applicable
  05/16/2026 11 AM PDT           589         -      Not Applicable
  05/16/2026 12 PM PDT           584         -      Not Applicable
  05/16/2026 01 PM PDT           578         -      Not Applicable
  05/16/2026 02 PM PDT           573         -      Not Applicable
  05/16/2026 03 PM PDT           568         -      Not Applicable
  05/16/2026 04 PM PDT           562         -      Not Applicable
  05/16/2026 05 PM PDT           557         -      Not Applicable
  05/16/2026 06 PM PDT           552         -      Not Applicable
  05/16/2026 07 PM PDT           552         0      Not Applicable
  05/16/2026 08 PM PDT           546         -      Not Applicable
  05/16/2026 09 PM PDT           541         -      Not Applicable
  05/16/2026 10 PM PDT           546         +      Not Applicable
  05/16/2026 11 PM PDT           552         +      Not Applicable
  05/17/2026 12 AM PDT           562         +      Not Applicable
  05/17/2026 01 AM PDT           573         +      Not Applicable
  05/17/2026 02 AM PDT           573         0      Not Applicable
  05/17/2026 03 AM PDT           578         +      Not Applicable
  05/17/2026 04 AM PDT           578         0      Not Applicable
  05/17/2026 05 AM PDT           578         0      Not Applicable
  05/17/2026 06 AM PDT           573         -      Not Applicable
  05/17/2026 07 AM PDT           573         0      Not Applicable
  05/17/2026 08 AM PDT           568         -      Not Applicable
  05/17/2026 09 AM PDT           568         0      Not Applicable
  05/17/2026 10 AM PDT           562         -      Not Applicable
  05/17/2026 11 AM PDT           562         0      Not Applicable
  05/17/2026 12 PM PDT           552         -      Not Applicable
  05/17/2026 01 PM PDT           552         0      Not Applicable
  05/17/2026 02 PM PDT           546         -      Not Applicable
  05/17/2026 03 PM PDT           541         -      Not Applicable
  05/17/2026 04 PM PDT           536         -      Not Applicable
  05/17/2026 05 PM PDT           531         -      Not Applicable
  05/17/2026 06 PM PDT           526         -      Not Applicable
  05/17/2026 07 PM PDT           521         -      Not Applicable
  05/17/2026 08 PM PDT           500         -      Not Applicable
  05/17/2026 09 PM PDT           486         -      Not Applicable
  05/17/2026 10 PM PDT           486         0      Not Applicable
  05/17/2026 11 PM PDT           486         0      Not Applicable
  05/18/2026 12 AM PDT           485         -      Not Applicable
  05/18/2026 01 AM PDT           485         0      Not Applicable
  05/18/2026 02 AM PDT           485         0      Not Applicable
  05/18/2026 03 AM PDT           485         0      Not Applicable
  05/18/2026 04 AM PDT           480         -      Not Applicable
  05/18/2026 05 AM PDT           485         +      Not Applicable
  05/18/2026 06 AM PDT           505         +      Not Applicable
  05/18/2026 07 AM PDT           521         +      Not Applicable
  05/18/2026 08 AM PDT           536         +      Not Applicable
  05/18/2026 09 AM PDT           541         +      Not Applicable
  05/18/2026 10 AM PDT           536         -      Not Applicable
  05/18/2026 11 AM PDT           531         -      Not Applicable
  05/18/2026 12 PM PDT           515         -      Not Applicable
  05/18/2026 01 PM PDT           510         -      Not Applicable
  05/18/2026 02 PM PDT           500         -      Not Applicable
  05/18/2026 03 PM PDT           485         -      Not Applicable
  05/18/2026 04 PM PDT           480         -      Not Applicable
  05/18/2026 05 PM PDT           471         -      Not Applicable
  05/18/2026 06 PM PDT           466         -      Not Applicable
  05/18/2026 07 PM PDT           466         0      Not Applicable
  05/18/2026 08 PM PDT           461         -      Not Applicable
  05/18/2026 09 PM PDT           442         -      Not Applicable
  05/18/2026 10 PM PDT           415         -      Not Applicable
  05/18/2026 11 PM PDT           392         -      Not Applicable
  05/19/2026 12 AM PDT           379         -      Not Applicable
  05/19/2026 01 AM PDT           371         -      Not Applicable
  05/19/2026 02 AM PDT           371         0      Not Applicable
  05/19/2026 03 AM PDT           371         0      Not Applicable
  05/19/2026 04 AM PDT           366         -      Not Applicable
  05/19/2026 05 AM PDT           366         0      Not Applicable
  05/19/2026 06 AM PDT           366         0      Not Applicable
  05/19/2026 07 AM PDT           363         -      Not Applicable
#
# FORECAST
#
# Date & Time  (Local)    Flow (cfs)     Trend     Forecast Status
# ----------------------------------------------------------------
  05/19/2026 08 AM PDT           360                Not Applicable
  05/19/2026 09 AM PDT           358         -      Not Applicable
  05/19/2026 10 AM PDT           355         -      Not Applicable
  05/19/2026 11 AM PDT           352         -      Not Applicable
  05/19/2026 12 PM PDT           351         -      Not Applicable
  05/19/2026 01 PM PDT           350         -      Not Applicable
  05/19/2026 02 PM PDT           349         -      Not Applicable
  05/19/2026 03 PM PDT           348         -      Not Applicable
  05/19/2026 04 PM PDT           347         -      Not Applicable
  05/19/2026 05 PM PDT           346         -      Not Applicable
  05/19/2026 06 PM PDT           348         +      Not Applicable
  05/19/2026 07 PM PDT           350         +      Not Applicable
  05/19/2026 08 PM PDT           352         +      Not Applicable
  05/19/2026 09 PM PDT           354         +      Not Applicable
  05/19/2026 10 PM PDT           356         +      Not Applicable
  05/19/2026 11 PM PDT           358         +      Not Applicable
  05/20/2026 12 AM PDT           358         0      Not Applicable
  05/20/2026 01 AM PDT           358         0      Not Applicable
  05/20/2026 02 AM PDT           357         -      Not Applicable
  05/20/2026 03 AM PDT           357         0      Not Applicable
  05/20/2026 04 AM PDT           357         0      Not Applicable
  05/20/2026 05 AM PDT           356         -      Not Applicable
  05/20/2026 06 AM PDT           353         -      Not Applicable
  05/20/2026 07 AM PDT           350         -      Not Applicable
  05/20/2026 08 AM PDT           346         -      Not Applicable
  05/20/2026 09 AM PDT           343         -      Not Applicable
  05/20/2026 10 AM PDT           339         -      Not Applicable
  05/20/2026 11 AM PDT           336         -      Not Applicable
  05/20/2026 12 PM PDT           342         +      Not Applicable
  05/20/2026 01 PM PDT           347         +      Not Applicable
  05/20/2026 02 PM PDT           353         +      Not Applicable
  05/20/2026 03 PM PDT           359         +      Not Applicable
  05/20/2026 04 PM PDT           364         +      Not Applicable
  05/20/2026 05 PM PDT           370         +      Not Applicable
  05/20/2026 06 PM PDT           376         +      Not Applicable
  05/20/2026 07 PM PDT           381         +      Not Applicable
  05/20/2026 08 PM PDT           387         +      Not Applicable
  05/20/2026 09 PM PDT           392         +      Not Applicable
  05/20/2026 10 PM PDT           398         +      Not Applicable
  05/20/2026 11 PM PDT           404         +      Not Applicable
  05/21/2026 12 AM PDT           401         -      Not Applicable
  05/21/2026 01 AM PDT           398         -      Not Applicable
  05/21/2026 02 AM PDT           395         -      Not Applicable
  05/21/2026 03 AM PDT           392         -      Not Applicable
  05/21/2026 04 AM PDT           389         -      Not Applicable
  05/21/2026 05 AM PDT           386         -      Not Applicable
  05/21/2026 06 AM PDT           382         -      Not Applicable
  05/21/2026 07 AM PDT           377         -      Not Applicable
  05/21/2026 08 AM PDT           373         -      Not Applicable
  05/21/2026 09 AM PDT           368         -      Not Applicable
  05/21/2026 10 AM PDT           364         -      Not Applicable
  05/21/2026 11 AM PDT           359         -      Not Applicable
  05/21/2026 12 PM PDT           360         +      Not Applicable
  05/21/2026 01 PM PDT           360         0      Not Applicable
  05/21/2026 02 PM PDT           361         +      Not Applicable
  05/21/2026 03 PM PDT           361         0      Not Applicable
  05/21/2026 04 PM PDT           361         0      Not Applicable
  05/21/2026 05 PM PDT           362         +      Not Applicable
  05/21/2026 06 PM PDT           363         +      Not Applicable
  05/21/2026 07 PM PDT           363         0      Not Applicable
  05/21/2026 08 PM PDT           364         +      Not Applicable
  05/21/2026 09 PM PDT           365         +      Not Applicable
  05/21/2026 10 PM PDT           366         +      Not Applicable
  05/21/2026 11 PM PDT           367         +      Not Applicable
  05/22/2026 12 AM PDT           362         -      Not Applicable
  05/22/2026 01 AM PDT           358         -      Not Applicable
  05/22/2026 02 AM PDT           354         -      Not Applicable
  05/22/2026 03 AM PDT           349         -      Not Applicable
  05/22/2026 04 AM PDT           345         -      Not Applicable
  05/22/2026 05 AM PDT           340         -      Not Applicable
  05/22/2026 06 AM PDT           337         -      Not Applicable
  05/22/2026 07 AM PDT           333         -      Not Applicable
  05/22/2026 08 AM PDT           329         -      Not Applicable
  05/22/2026 09 AM PDT           325         -      Not Applicable
  05/22/2026 10 AM PDT           321         -      Not Applicable
  05/22/2026 11 AM PDT           317         -      Not Applicable
  05/22/2026 12 PM PDT           317         0      Not Applicable
  05/22/2026 01 PM PDT           317         0      Not Applicable
  05/22/2026 02 PM PDT           317         0      Not Applicable
  05/22/2026 03 PM PDT           317         0      Not Applicable
  05/22/2026 04 PM PDT           317         0      Not Applicable
  05/22/2026 05 PM PDT           317         0      Not Applicable
  05/22/2026 06 PM PDT           318         +      Not Applicable
  05/22/2026 07 PM PDT           318         0      Not Applicable
  05/22/2026 08 PM PDT           319         +      Not Applicable
  05/22/2026 09 PM PDT           320         +      Not Applicable
  05/22/2026 10 PM PDT           320         0      Not Applicable
  05/22/2026 11 PM PDT           321         +      Not Applicable
  05/23/2026 12 AM PDT           317         -      Not Applicable
  05/23/2026 01 AM PDT           313         -      Not Applicable
  05/23/2026 02 AM PDT           309         -      Not Applicable
  05/23/2026 03 AM PDT           305         -      Not Applicable
  05/23/2026 04 AM PDT           301         -      Not Applicable
  05/23/2026 05 AM PDT           297         -      Not Applicable
  05/23/2026 06 AM PDT           294         -      Not Applicable
  05/23/2026 07 AM PDT           290         -      Not Applicable
  05/23/2026 08 AM PDT           287         -      Not Applicable
  05/23/2026 09 AM PDT           284         -      Not Applicable
  05/23/2026 10 AM PDT           281         -      Not Applicable
  05/23/2026 11 AM PDT           278         -      Not Applicable
  05/23/2026 12 PM PDT           277         -      Not Applicable
  05/23/2026 01 PM PDT           277         0      Not Applicable
  05/23/2026 02 PM PDT           276         -      Not Applicable
  05/23/2026 03 PM PDT           276         0      Not Applicable
  05/23/2026 04 PM PDT           275         -      Not Applicable
  05/23/2026 05 PM PDT           275         0      Not Applicable
  05/23/2026 06 PM PDT           276         +      Not Applicable
  05/23/2026 07 PM PDT           277         +      Not Applicable
  05/23/2026 08 PM PDT           277         0      Not Applicable
  05/23/2026 09 PM PDT           278         +      Not Applicable
  05/23/2026 10 PM PDT           279         +      Not Applicable
  05/23/2026 11 PM PDT           280         +      Not Applicable
  05/24/2026 12 AM PDT           276         -      Not Applicable
  05/24/2026 01 AM PDT           273         -      Not Applicable
  05/24/2026 02 AM PDT           270         -      Not Applicable
  05/24/2026 03 AM PDT           266         -      Not Applicable
  05/24/2026 04 AM PDT           263         -      Not Applicable
  05/24/2026 05 AM PDT           260         -      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.