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

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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 10 2026 at 7:31 AM PDTNext Issuance: May 11 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:  05/10/2026 at 07:32 AM PDT
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  05/05/2026 at 08:00 PM PDT
# Maximum Observed Flow:                        937 cfs
#
# Earliest Date & Time of Maximum Forecast:     05/10/2026 at 08:00 AM PDT
# Maximum Forecast Flow:                        866 cfs
#
# OBSERVED
#
# Date & Time  (Local)    Flow (cfs)     Trend     Observed Status
# ----------------------------------------------------------------
  05/05/2026 07 AM PDT           923                Not Applicable
  05/05/2026 08 AM PDT           916         -      Not Applicable
  05/05/2026 09 AM PDT           910         -      Not Applicable
  05/05/2026 10 AM PDT           896         -      Not Applicable
  05/05/2026 11 AM PDT           882         -      Not Applicable
  05/05/2026 12 PM PDT           869         -      Not Applicable
  05/05/2026 01 PM PDT           856         -      Not Applicable
  05/05/2026 02 PM PDT           849         -      Not Applicable
  05/05/2026 03 PM PDT           862         +      Not Applicable
  05/05/2026 04 PM PDT           876         +      Not Applicable
  05/05/2026 05 PM PDT           903         +      Not Applicable
  05/05/2026 06 PM PDT           930         +      Not Applicable
  05/05/2026 07 PM PDT           930         0      Not Applicable
  05/05/2026 08 PM PDT           937         +      Not Applicable
  05/05/2026 09 PM PDT           930         -      Not Applicable
  05/05/2026 10 PM PDT           916         -      Not Applicable
  05/05/2026 11 PM PDT           910         -      Not Applicable
  05/06/2026 12 AM PDT           903         -      Not Applicable
  05/06/2026 01 AM PDT           903         0      Not Applicable
  05/06/2026 02 AM PDT           889         -      Not Applicable
  05/06/2026 03 AM PDT           876         -      Not Applicable
  05/06/2026 04 AM PDT           862         -      Not Applicable
  05/06/2026 05 AM PDT           849         -      Not Applicable
  05/06/2026 06 AM PDT           836         -      Not Applicable
  05/06/2026 07 AM PDT           823         -      Not Applicable
  05/06/2026 08 AM PDT           810         -      Not Applicable
  05/06/2026 09 AM PDT           797         -      Not Applicable
  05/06/2026 10 AM PDT           790         -      Not Applicable
  05/06/2026 11 AM PDT           778         -      Not Applicable
  05/06/2026 12 PM PDT           771         -      Not Applicable
  05/06/2026 01 PM PDT           753         -      Not Applicable
  05/06/2026 02 PM PDT           746         -      Not Applicable
  05/06/2026 03 PM PDT           734         -      Not Applicable
  05/06/2026 04 PM PDT           728         -      Not Applicable
  05/06/2026 05 PM PDT           710         -      Not Applicable
  05/06/2026 06 PM PDT           704         -      Not Applicable
  05/06/2026 07 PM PDT           704         0      Not Applicable
  05/06/2026 08 PM PDT           716         +      Not Applicable
  05/06/2026 09 PM PDT           734         +      Not Applicable
  05/06/2026 10 PM PDT           759         +      Not Applicable
  05/06/2026 11 PM PDT           790         +      Not Applicable
  05/07/2026 12 AM PDT           810         +      Not Applicable
  05/07/2026 01 AM PDT           829         +      Not Applicable
  05/07/2026 02 AM PDT           836         +      Not Applicable
  05/07/2026 03 AM PDT           836         0      Not Applicable
  05/07/2026 04 AM PDT           823         -      Not Applicable
  05/07/2026 05 AM PDT           816         -      Not Applicable
  05/07/2026 06 AM PDT           803         -      Not Applicable
  05/07/2026 07 AM PDT           790         -      Not Applicable
  05/07/2026 08 AM PDT           778         -      Not Applicable
  05/07/2026 09 AM PDT           765         -      Not Applicable
  05/07/2026 10 AM PDT           765         0      Not Applicable
  05/07/2026 11 AM PDT           753         -      Not Applicable
  05/07/2026 12 PM PDT           740         -      Not Applicable
  05/07/2026 01 PM PDT           728         -      Not Applicable
  05/07/2026 02 PM PDT           722         -      Not Applicable
  05/07/2026 03 PM PDT           710         -      Not Applicable
  05/07/2026 04 PM PDT           704         -      Not Applicable
  05/07/2026 05 PM PDT           692         -      Not Applicable
  05/07/2026 06 PM PDT           698         +      Not Applicable
  05/07/2026 07 PM PDT           710         +      Not Applicable
  05/07/2026 08 PM PDT           734         +      Not Applicable
  05/07/2026 09 PM PDT           771         +      Not Applicable
  05/07/2026 10 PM PDT           803         +      Not Applicable
  05/07/2026 11 PM PDT           842         +      Not Applicable
  05/08/2026 12 AM PDT           862         +      Not Applicable
  05/08/2026 01 AM PDT           882         +      Not Applicable
  05/08/2026 02 AM PDT           889         +      Not Applicable
  05/08/2026 03 AM PDT           882         -      Not Applicable
  05/08/2026 04 AM PDT           869         -      Not Applicable
  05/08/2026 05 AM PDT           862         -      Not Applicable
  05/08/2026 06 AM PDT           849         -      Not Applicable
  05/08/2026 07 AM PDT           829         -      Not Applicable
  05/08/2026 08 AM PDT           816         -      Not Applicable
  05/08/2026 09 AM PDT           803         -      Not Applicable
  05/08/2026 10 AM PDT           790         -      Not Applicable
  05/08/2026 11 AM PDT           778         -      Not Applicable
  05/08/2026 12 PM PDT           771         -      Not Applicable
  05/08/2026 01 PM PDT           759         -      Not Applicable
  05/08/2026 02 PM PDT           746         -      Not Applicable
  05/08/2026 03 PM PDT           740         -      Not Applicable
  05/08/2026 04 PM PDT           728         -      Not Applicable
  05/08/2026 05 PM PDT           722         -      Not Applicable
  05/08/2026 06 PM PDT           803         +      Not Applicable
  05/08/2026 07 PM PDT           823         +      Not Applicable
  05/08/2026 08 PM PDT           823         0      Not Applicable
  05/08/2026 09 PM PDT           829         +      Not Applicable
  05/08/2026 10 PM PDT           856         +      Not Applicable
  05/08/2026 11 PM PDT           869         +      Not Applicable
  05/09/2026 12 AM PDT           889         +      Not Applicable
  05/09/2026 01 AM PDT           910         +      Not Applicable
  05/09/2026 02 AM PDT           916         +      Not Applicable
  05/09/2026 03 AM PDT           916         0      Not Applicable
  05/09/2026 04 AM PDT           910         -      Not Applicable
  05/09/2026 05 AM PDT           910         0      Not Applicable
  05/09/2026 06 AM PDT           896         -      Not Applicable
  05/09/2026 07 AM PDT           889         -      Not Applicable
  05/09/2026 08 AM PDT           882         -      Not Applicable
  05/09/2026 09 AM PDT           869         -      Not Applicable
  05/09/2026 10 AM PDT           862         -      Not Applicable
  05/09/2026 11 AM PDT           856         -      Not Applicable
  05/09/2026 12 PM PDT           842         -      Not Applicable
  05/09/2026 01 PM PDT           836         -      Not Applicable
  05/09/2026 02 PM PDT           823         -      Not Applicable
  05/09/2026 03 PM PDT           816         -      Not Applicable
  05/09/2026 04 PM PDT           803         -      Not Applicable
  05/09/2026 05 PM PDT           803         0      Not Applicable
  05/09/2026 06 PM PDT           797         -      Not Applicable
  05/09/2026 07 PM PDT           797         0      Not Applicable
  05/09/2026 08 PM PDT           810         +      Not Applicable
  05/09/2026 09 PM PDT           829         +      Not Applicable
  05/09/2026 10 PM PDT           856         +      Not Applicable
  05/09/2026 11 PM PDT           882         +      Not Applicable
  05/10/2026 12 AM PDT           903         +      Not Applicable
  05/10/2026 01 AM PDT           916         +      Not Applicable
  05/10/2026 02 AM PDT           923         +      Not Applicable
  05/10/2026 03 AM PDT           916         -      Not Applicable
  05/10/2026 04 AM PDT           910         -      Not Applicable
  05/10/2026 05 AM PDT           896         -      Not Applicable
  05/10/2026 06 AM PDT           886         -      Not Applicable
  05/10/2026 07 AM PDT           876         -      Not Applicable
#
# FORECAST
#
# Date & Time  (Local)    Flow (cfs)     Trend     Forecast Status
# ----------------------------------------------------------------
  05/10/2026 08 AM PDT           866                Not Applicable
  05/10/2026 09 AM PDT           856         -      Not Applicable
  05/10/2026 10 AM PDT           846         -      Not Applicable
  05/10/2026 11 AM PDT           836         -      Not Applicable
  05/10/2026 12 PM PDT           838         +      Not Applicable
  05/10/2026 01 PM PDT           840         +      Not Applicable
  05/10/2026 02 PM PDT           842         +      Not Applicable
  05/10/2026 03 PM PDT           845         +      Not Applicable
  05/10/2026 04 PM PDT           847         +      Not Applicable
  05/10/2026 05 PM PDT           849         +      Not Applicable
  05/10/2026 06 PM PDT           844         -      Not Applicable
  05/10/2026 07 PM PDT           840         -      Not Applicable
  05/10/2026 08 PM PDT           835         -      Not Applicable
  05/10/2026 09 PM PDT           830         -      Not Applicable
  05/10/2026 10 PM PDT           825         -      Not Applicable
  05/10/2026 11 PM PDT           820         -      Not Applicable
  05/11/2026 12 AM PDT           812         -      Not Applicable
  05/11/2026 01 AM PDT           804         -      Not Applicable
  05/11/2026 02 AM PDT           796         -      Not Applicable
  05/11/2026 03 AM PDT           788         -      Not Applicable
  05/11/2026 04 AM PDT           781         -      Not Applicable
  05/11/2026 05 AM PDT           773         -      Not Applicable
  05/11/2026 06 AM PDT           769         -      Not Applicable
  05/11/2026 07 AM PDT           765         -      Not Applicable
  05/11/2026 08 AM PDT           761         -      Not Applicable
  05/11/2026 09 AM PDT           757         -      Not Applicable
  05/11/2026 10 AM PDT           753         -      Not Applicable
  05/11/2026 11 AM PDT           749         -      Not Applicable
  05/11/2026 12 PM PDT           758         +      Not Applicable
  05/11/2026 01 PM PDT           766         +      Not Applicable
  05/11/2026 02 PM PDT           774         +      Not Applicable
  05/11/2026 03 PM PDT           782         +      Not Applicable
  05/11/2026 04 PM PDT           791         +      Not Applicable
  05/11/2026 05 PM PDT           799         +      Not Applicable
  05/11/2026 06 PM PDT           799         0      Not Applicable
  05/11/2026 07 PM PDT           799         0      Not Applicable
  05/11/2026 08 PM PDT           799         0      Not Applicable
  05/11/2026 09 PM PDT           799         0      Not Applicable
  05/11/2026 10 PM PDT           799         0      Not Applicable
  05/11/2026 11 PM PDT           799         0      Not Applicable
  05/12/2026 12 AM PDT           791         -      Not Applicable
  05/12/2026 01 AM PDT           783         -      Not Applicable
  05/12/2026 02 AM PDT           775         -      Not Applicable
  05/12/2026 03 AM PDT           767         -      Not Applicable
  05/12/2026 04 AM PDT           759         -      Not Applicable
  05/12/2026 05 AM PDT           752         -      Not Applicable
  05/12/2026 06 AM PDT           749         -      Not Applicable
  05/12/2026 07 AM PDT           747         -      Not Applicable
  05/12/2026 08 AM PDT           744         -      Not Applicable
  05/12/2026 09 AM PDT           742         -      Not Applicable
  05/12/2026 10 AM PDT           740         -      Not Applicable
  05/12/2026 11 AM PDT           737         -      Not Applicable
  05/12/2026 12 PM PDT           743         +      Not Applicable
  05/12/2026 01 PM PDT           749         +      Not Applicable
  05/12/2026 02 PM PDT           754         +      Not Applicable
  05/12/2026 03 PM PDT           760         +      Not Applicable
  05/12/2026 04 PM PDT           766         +      Not Applicable
  05/12/2026 05 PM PDT           772         +      Not Applicable
  05/12/2026 06 PM PDT           769         -      Not Applicable
  05/12/2026 07 PM PDT           767         -      Not Applicable
  05/12/2026 08 PM PDT           765         -      Not Applicable
  05/12/2026 09 PM PDT           763         -      Not Applicable
  05/12/2026 10 PM PDT           761         -      Not Applicable
  05/12/2026 11 PM PDT           759         -      Not Applicable
  05/13/2026 12 AM PDT           750         -      Not Applicable
  05/13/2026 01 AM PDT           741         -      Not Applicable
  05/13/2026 02 AM PDT           732         -      Not Applicable
  05/13/2026 03 AM PDT           724         -      Not Applicable
  05/13/2026 04 AM PDT           715         -      Not Applicable
  05/13/2026 05 AM PDT           706         -      Not Applicable
  05/13/2026 06 AM PDT           698         -      Not Applicable
  05/13/2026 07 AM PDT           690         -      Not Applicable
  05/13/2026 08 AM PDT           682         -      Not Applicable
  05/13/2026 09 AM PDT           674         -      Not Applicable
  05/13/2026 10 AM PDT           666         -      Not Applicable
  05/13/2026 11 AM PDT           658         -      Not Applicable
  05/13/2026 12 PM PDT           655         -      Not Applicable
  05/13/2026 01 PM PDT           651         -      Not Applicable
  05/13/2026 02 PM PDT           648         -      Not Applicable
  05/13/2026 03 PM PDT           644         -      Not Applicable
  05/13/2026 04 PM PDT           641         -      Not Applicable
  05/13/2026 05 PM PDT           637         -      Not Applicable
  05/13/2026 06 PM PDT           630         -      Not Applicable
  05/13/2026 07 PM PDT           622         -      Not Applicable
  05/13/2026 08 PM PDT           615         -      Not Applicable
  05/13/2026 09 PM PDT           607         -      Not Applicable
  05/13/2026 10 PM PDT           600         -      Not Applicable
  05/13/2026 11 PM PDT           592         -      Not Applicable
  05/14/2026 12 AM PDT           583         -      Not Applicable
  05/14/2026 01 AM PDT           573         -      Not Applicable
  05/14/2026 02 AM PDT           563         -      Not Applicable
  05/14/2026 03 AM PDT           553         -      Not Applicable
  05/14/2026 04 AM PDT           544         -      Not Applicable
  05/14/2026 05 AM PDT           534         -      Not Applicable
  05/14/2026 06 AM PDT           528         -      Not Applicable
  05/14/2026 07 AM PDT           523         -      Not Applicable
  05/14/2026 08 AM PDT           517         -      Not Applicable
  05/14/2026 09 AM PDT           512         -      Not Applicable
  05/14/2026 10 AM PDT           506         -      Not Applicable
  05/14/2026 11 AM PDT           501         -      Not Applicable
  05/14/2026 12 PM PDT           494         -      Not Applicable
  05/14/2026 01 PM PDT           487         -      Not Applicable
  05/14/2026 02 PM PDT           480         -      Not Applicable
  05/14/2026 03 PM PDT           474         -      Not Applicable
  05/14/2026 04 PM PDT           467         -      Not Applicable
  05/14/2026 05 PM PDT           460         -      Not Applicable
  05/14/2026 06 PM PDT           454         -      Not Applicable
  05/14/2026 07 PM PDT           448         -      Not Applicable
  05/14/2026 08 PM PDT           443         -      Not Applicable
  05/14/2026 09 PM PDT           437         -      Not Applicable
  05/14/2026 10 PM PDT           431         -      Not Applicable
  05/14/2026 11 PM PDT           426         -      Not Applicable
  05/15/2026 12 AM PDT           421         -      Not Applicable
  05/15/2026 01 AM PDT           416         -      Not Applicable
  05/15/2026 02 AM PDT           412         -      Not Applicable
  05/15/2026 03 AM PDT           407         -      Not Applicable
  05/15/2026 04 AM PDT           403         -      Not Applicable
  05/15/2026 05 AM PDT           398         -      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.