SOUTH FORK YUBA RIVER - JONES BAR (JNSC1)
Latitude: 39.29º NLongitude: 121.10º WElevation: 1060 Feet
Location: Nevada County in CaliforniaBulletin Group: Lower SacramentoRiver Group: Feather Yuba
Issuance Time: Dec 28 2025 at 8:15 AM PSTNext Issuance: Dec 29 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: South Fork Yuba River - Jones Bar (JNSC1)
#
# File Generation Time:  12/28/2025 at 08:17 AM PST
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  12/26/2025 at 12:00 AM PST
# Maximum Observed Stage:                       9.85 Feet
# Maximum Observed Flow:                        3569 cfs
#
# Earliest Date & Time of Maximum Forecast:     01/02/2026 at 04:00 AM PST
# Maximum Forecast Stage:                       6.84 Feet
# Maximum Forecast Flow:                        1217 cfs
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Observed Status
# ---------------------------------------------------------------------------------
  12/23/2025 08 AM PST            7.20           1413                Not Applicable
  12/23/2025 09 AM PST            7.12           1368         -      Not Applicable
  12/23/2025 10 AM PST            6.99           1297         -      Not Applicable
  12/23/2025 11 AM PST            6.89           1243         -      Not Applicable
  12/23/2025 12 PM PST            6.85           1222         -      Not Applicable
  12/23/2025 01 PM PST            6.73           1161         -      Not Applicable
  12/23/2025 02 PM PST            6.63           1112         -      Not Applicable
  12/23/2025 03 PM PST            6.56           1078         -      Not Applicable
  12/23/2025 04 PM PST            6.43           1018         -      Not Applicable
  12/23/2025 05 PM PST            6.42           1013         -      Not Applicable
  12/23/2025 06 PM PST            6.34            977         -      Not Applicable
  12/23/2025 07 PM PST            6.25            937         -      Not Applicable
  12/23/2025 08 PM PST            6.14            891         -      Not Applicable
  12/23/2025 09 PM PST            6.06            857         -      Not Applicable
  12/23/2025 10 PM PST            5.97            821         -      Not Applicable
  12/23/2025 11 PM PST            5.98            825         +      Not Applicable
  12/24/2025 12 AM PST            5.96            817         -      Not Applicable
  12/24/2025 01 AM PST            5.95            813         -      Not Applicable
  12/24/2025 02 AM PST            5.94            809         -      Not Applicable
  12/24/2025 03 AM PST            5.99            829         +      Not Applicable
  12/24/2025 04 AM PST            6.11            878         +      Not Applicable
  12/24/2025 05 AM PST            6.13            886         +      Not Applicable
  12/24/2025 06 AM PST            6.28            950         +      Not Applicable
  12/24/2025 07 AM PST            6.95           1275         +      Not Applicable
  12/24/2025 08 AM PST            7.08           1346         +      Not Applicable
  12/24/2025 09 AM PST            7.32           1483         +      Not Applicable
  12/24/2025 10 AM PST            7.58           1643         +      Not Applicable
  12/24/2025 11 AM PST            7.80           1787         +      Not Applicable
  12/24/2025 12 PM PST            8.08           1982         +      Not Applicable
  12/24/2025 01 PM PST            8.56           2350         +      Not Applicable
  12/24/2025 02 PM PST            9.04           2764         +      Not Applicable
  12/24/2025 03 PM PST            9.36           3065         +      Not Applicable
  12/24/2025 04 PM PST            9.48           3184         +      Not Applicable
  12/24/2025 05 PM PST            9.37           3075         -      Not Applicable
  12/24/2025 06 PM PST            9.17           2884         -      Not Applicable
  12/24/2025 07 PM PST            8.91           2647         -      Not Applicable
  12/24/2025 08 PM PST            8.67           2441         -      Not Applicable
  12/24/2025 09 PM PST            8.56           2350         -      Not Applicable
  12/24/2025 10 PM PST            8.43           2247         -      Not Applicable
  12/24/2025 11 PM PST            8.28           2131         -      Not Applicable
  12/25/2025 12 AM PST            8.15           2033         -      Not Applicable
  12/25/2025 01 AM PST            8.02           1939         -      Not Applicable
  12/25/2025 02 AM PST            7.86           1828         -      Not Applicable
  12/25/2025 03 AM PST            7.80           1787         -      Not Applicable
  12/25/2025 04 AM PST            7.73           1740         -      Not Applicable
  12/25/2025 05 AM PST            7.69           1714         -      Not Applicable
  12/25/2025 06 AM PST            7.66           1694         -      Not Applicable
  12/25/2025 07 AM PST            7.80           1787         +      Not Applicable
  12/25/2025 08 AM PST            8.06           1968         +      Not Applicable
  12/25/2025 09 AM PST            8.27           2123         +      Not Applicable
  12/25/2025 10 AM PST            8.38           2207         +      Not Applicable
  12/25/2025 11 AM PST            8.53           2326         +      Not Applicable
  12/25/2025 12 PM PST            8.87           2612         +      Not Applicable
  12/25/2025 01 PM PST            9.20           2912         +      Not Applicable
  12/25/2025 02 PM PST            9.42           3124         +      Not Applicable
  12/25/2025 03 PM PST            9.47           3174         +      Not Applicable
  12/25/2025 04 PM PST            9.29           2997         -      Not Applicable
  12/25/2025 05 PM PST            9.22           2931         -      Not Applicable
  12/25/2025 06 PM PST            9.22           2931         0      Not Applicable
  12/25/2025 07 PM PST            9.39           3094         +      Not Applicable
  12/25/2025 08 PM PST            9.43           3134         +      Not Applicable
  12/25/2025 09 PM PST            9.60           3305         +      Not Applicable
  12/25/2025 10 PM PST            9.74           3451         +      Not Applicable
  12/25/2025 11 PM PST            9.81           3526         +      Not Applicable
  12/26/2025 12 AM PST            9.85           3569         +      Not Applicable
  12/26/2025 01 AM PST            9.78           3494         -      Not Applicable
  12/26/2025 02 AM PST            9.73           3441         -      Not Applicable
  12/26/2025 03 AM PST            9.74           3451         +      Not Applicable
  12/26/2025 04 AM PST            9.78           3494         +      Not Applicable
  12/26/2025 05 AM PST            9.70           3409         -      Not Applicable
  12/26/2025 06 AM PST            9.63           3336         -      Not Applicable
  12/26/2025 07 AM PST            9.51           3214         -      Not Applicable
  12/26/2025 08 AM PST            9.32           3026         -      Not Applicable
  12/26/2025 09 AM PST            9.18           2893         -      Not Applicable
  12/26/2025 10 AM PST            8.94           2673         -      Not Applicable
  12/26/2025 11 AM PST            8.74           2500         -      Not Applicable
  12/26/2025 12 PM PST            8.55           2342         -      Not Applicable
  12/26/2025 01 PM PST            8.37           2200         -      Not Applicable
  12/26/2025 02 PM PST            8.26           2115         -      Not Applicable
  12/26/2025 03 PM PST            8.13           2019         -      Not Applicable
  12/26/2025 04 PM PST            8.01           1932         -      Not Applicable
  12/26/2025 05 PM PST            7.90           1855         -      Not Applicable
  12/26/2025 06 PM PST            7.83           1807         -      Not Applicable
  12/26/2025 07 PM PST            7.75           1753         -      Not Applicable
  12/26/2025 08 PM PST            7.74           1747         -      Not Applicable
  12/26/2025 09 PM PST            7.66           1694         -      Not Applicable
  12/26/2025 10 PM PST            7.53           1611         -      Not Applicable
  12/26/2025 11 PM PST            7.47           1574         -      Not Applicable
  12/27/2025 12 AM PST            7.43           1549         -      Not Applicable
  12/27/2025 01 AM PST            7.39           1525         -      Not Applicable
  12/27/2025 02 AM PST            7.33           1489         -      Not Applicable
  12/27/2025 03 AM PST            7.24           1436         -      Not Applicable
  12/27/2025 04 AM PST            7.20           1413         -      Not Applicable
  12/27/2025 05 AM PST            7.12           1368         -      Not Applicable
  12/27/2025 06 AM PST            7.07           1340         -      Not Applicable
  12/27/2025 07 AM PST            7.01           1307         -      Not Applicable
  12/27/2025 08 AM PST            6.97           1286         -      Not Applicable
  12/27/2025 09 AM PST            6.91           1253         -      Not Applicable
  12/27/2025 10 AM PST            6.86           1227         -      Not Applicable
  12/27/2025 11 AM PST            6.80           1196         -      Not Applicable
  12/27/2025 12 PM PST            6.77           1181         -      Not Applicable
  12/27/2025 01 PM PST            6.68           1136         -      Not Applicable
  12/27/2025 02 PM PST            6.65           1121         -      Not Applicable
  12/27/2025 03 PM PST            6.61           1102         -      Not Applicable
  12/27/2025 04 PM PST            6.53           1064         -      Not Applicable
  12/27/2025 05 PM PST            6.48           1041         -      Not Applicable
  12/27/2025 06 PM PST            6.43           1018         -      Not Applicable
  12/27/2025 07 PM PST            6.38            995         -      Not Applicable
  12/27/2025 08 PM PST            6.36            986         -      Not Applicable
  12/27/2025 09 PM PST            6.26            942         -      Not Applicable
  12/27/2025 10 PM PST            6.24            933         -      Not Applicable
  12/27/2025 11 PM PST            6.20            916         -      Not Applicable
  12/28/2025 12 AM PST            6.18            907         -      Not Applicable
  12/28/2025 01 AM PST            6.15            895         -      Not Applicable
  12/28/2025 02 AM PST            6.10            874         -      Not Applicable
  12/28/2025 03 AM PST            6.08            866         -      Not Applicable
  12/28/2025 04 AM PST            6.05            853         -      Not Applicable
  12/28/2025 05 AM PST            6.02            841         -      Not Applicable
  12/28/2025 06 AM PST            5.97            821         -      Not Applicable
  12/28/2025 07 AM PST            5.92            802         -      Not Applicable
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Forecast Status
# ---------------------------------------------------------------------------------
  12/28/2025 08 AM PST            5.87            782                Not Applicable
  12/28/2025 09 AM PST            5.81            760         -      Not Applicable
  12/28/2025 10 AM PST            5.75            738         -      Not Applicable
  12/28/2025 11 AM PST            5.72            727         -      Not Applicable
  12/28/2025 12 PM PST            5.68            713         -      Not Applicable
  12/28/2025 01 PM PST            5.65            702         -      Not Applicable
  12/28/2025 02 PM PST            5.62            691         -      Not Applicable
  12/28/2025 03 PM PST            5.58            677         -      Not Applicable
  12/28/2025 04 PM PST            5.55            667         -      Not Applicable
  12/28/2025 05 PM PST            5.54            663         -      Not Applicable
  12/28/2025 06 PM PST            5.52            657         -      Not Applicable
  12/28/2025 07 PM PST            5.50            650         -      Not Applicable
  12/28/2025 08 PM PST            5.49            646         -      Not Applicable
  12/28/2025 09 PM PST            5.47            639         -      Not Applicable
  12/28/2025 10 PM PST            5.46            636         -      Not Applicable
  12/28/2025 11 PM PST            5.45            632         -      Not Applicable
  12/29/2025 12 AM PST            5.44            629         -      Not Applicable
  12/29/2025 01 AM PST            5.43            625         -      Not Applicable
  12/29/2025 02 AM PST            5.42            622         -      Not Applicable
  12/29/2025 03 AM PST            5.42            622         0      Not Applicable
  12/29/2025 04 AM PST            5.41            618         -      Not Applicable
  12/29/2025 05 AM PST            5.41            618         0      Not Applicable
  12/29/2025 06 AM PST            5.41            618         0      Not Applicable
  12/29/2025 07 AM PST            5.40            615         -      Not Applicable
  12/29/2025 08 AM PST            5.40            615         0      Not Applicable
  12/29/2025 09 AM PST            5.40            615         0      Not Applicable
  12/29/2025 10 AM PST            5.40            615         0      Not Applicable
  12/29/2025 11 AM PST            5.40            615         0      Not Applicable
  12/29/2025 12 PM PST            5.40            615         0      Not Applicable
  12/29/2025 01 PM PST            5.41            618         +      Not Applicable
  12/29/2025 02 PM PST            5.41            618         0      Not Applicable
  12/29/2025 03 PM PST            5.41            618         0      Not Applicable
  12/29/2025 04 PM PST            5.42            622         +      Not Applicable
  12/29/2025 05 PM PST            5.42            622         0      Not Applicable
  12/29/2025 06 PM PST            5.43            625         +      Not Applicable
  12/29/2025 07 PM PST            5.43            625         0      Not Applicable
  12/29/2025 08 PM PST            5.44            629         +      Not Applicable
  12/29/2025 09 PM PST            5.45            632         +      Not Applicable
  12/29/2025 10 PM PST            5.46            636         +      Not Applicable
  12/29/2025 11 PM PST            5.46            636         0      Not Applicable
  12/30/2025 12 AM PST            5.47            639         +      Not Applicable
  12/30/2025 01 AM PST            5.48            643         +      Not Applicable
  12/30/2025 02 AM PST            5.49            646         +      Not Applicable
  12/30/2025 03 AM PST            5.50            650         +      Not Applicable
  12/30/2025 04 AM PST            5.51            653         +      Not Applicable
  12/30/2025 05 AM PST            5.52            657         +      Not Applicable
  12/30/2025 06 AM PST            5.53            660         +      Not Applicable
  12/30/2025 07 AM PST            5.53            660         0      Not Applicable
  12/30/2025 08 AM PST            5.54            663         +      Not Applicable
  12/30/2025 09 AM PST            5.54            663         0      Not Applicable
  12/30/2025 10 AM PST            5.55            667         +      Not Applicable
  12/30/2025 11 AM PST            5.55            667         0      Not Applicable
  12/30/2025 12 PM PST            5.56            670         +      Not Applicable
  12/30/2025 01 PM PST            5.57            674         +      Not Applicable
  12/30/2025 02 PM PST            5.57            674         0      Not Applicable
  12/30/2025 03 PM PST            5.58            677         +      Not Applicable
  12/30/2025 04 PM PST            5.58            677         0      Not Applicable
  12/30/2025 05 PM PST            5.59            681         +      Not Applicable
  12/30/2025 06 PM PST            5.60            684         +      Not Applicable
  12/30/2025 07 PM PST            5.61            688         +      Not Applicable
  12/30/2025 08 PM PST            5.62            691         +      Not Applicable
  12/30/2025 09 PM PST            5.62            691         0      Not Applicable
  12/30/2025 10 PM PST            5.63            695         +      Not Applicable
  12/30/2025 11 PM PST            5.64            698         +      Not Applicable
  12/31/2025 12 AM PST            5.65            702         +      Not Applicable
  12/31/2025 01 AM PST            5.66            705         +      Not Applicable
  12/31/2025 02 AM PST            5.67            709         +      Not Applicable
  12/31/2025 03 AM PST            5.68            713         +      Not Applicable
  12/31/2025 04 AM PST            5.68            713         0      Not Applicable
  12/31/2025 05 AM PST            5.68            713         0      Not Applicable
  12/31/2025 06 AM PST            5.67            709         -      Not Applicable
  12/31/2025 07 AM PST            5.67            709         0      Not Applicable
  12/31/2025 08 AM PST            5.67            709         0      Not Applicable
  12/31/2025 09 AM PST            5.66            705         -      Not Applicable
  12/31/2025 10 AM PST            5.66            705         0      Not Applicable
  12/31/2025 11 AM PST            5.66            705         0      Not Applicable
  12/31/2025 12 PM PST            5.65            702         -      Not Applicable
  12/31/2025 01 PM PST            5.65            702         0      Not Applicable
  12/31/2025 02 PM PST            5.64            698         -      Not Applicable
  12/31/2025 03 PM PST            5.64            698         0      Not Applicable
  12/31/2025 04 PM PST            5.63            695         -      Not Applicable
  12/31/2025 05 PM PST            5.63            695         0      Not Applicable
  12/31/2025 06 PM PST            5.62            691         -      Not Applicable
  12/31/2025 07 PM PST            5.61            688         -      Not Applicable
  12/31/2025 08 PM PST            5.60            684         -      Not Applicable
  12/31/2025 09 PM PST            5.59            681         -      Not Applicable
  12/31/2025 10 PM PST            5.58            677         -      Not Applicable
  12/31/2025 11 PM PST            5.58            677         0      Not Applicable
  01/01/2026 12 AM PST            5.57            674         -      Not Applicable
  01/01/2026 01 AM PST            5.57            674         0      Not Applicable
  01/01/2026 02 AM PST            5.56            670         -      Not Applicable
  01/01/2026 03 AM PST            5.55            667         -      Not Applicable
  01/01/2026 04 AM PST            5.55            667         0      Not Applicable
  01/01/2026 05 AM PST            5.56            670         +      Not Applicable
  01/01/2026 06 AM PST            5.57            674         +      Not Applicable
  01/01/2026 07 AM PST            5.58            677         +      Not Applicable
  01/01/2026 08 AM PST            5.59            681         +      Not Applicable
  01/01/2026 09 AM PST            5.60            684         +      Not Applicable
  01/01/2026 10 AM PST            5.61            688         +      Not Applicable
  01/01/2026 11 AM PST            5.63            695         +      Not Applicable
  01/01/2026 12 PM PST            5.66            705         +      Not Applicable
  01/01/2026 01 PM PST            5.69            716         +      Not Applicable
  01/01/2026 02 PM PST            5.72            727         +      Not Applicable
  01/01/2026 03 PM PST            5.76            741         +      Not Applicable
  01/01/2026 04 PM PST            5.80            756         +      Not Applicable
  01/01/2026 05 PM PST            5.85            775         +      Not Applicable
  01/01/2026 06 PM PST            5.91            798         +      Not Applicable
  01/01/2026 07 PM PST            5.97            821         +      Not Applicable
  01/01/2026 08 PM PST            6.03            845         +      Not Applicable
  01/01/2026 09 PM PST            6.10            874         +      Not Applicable
  01/01/2026 10 PM PST            6.18            907         +      Not Applicable
  01/01/2026 11 PM PST            6.29            955         +      Not Applicable
  01/02/2026 12 AM PST            6.40           1004         +      Not Applicable
  01/02/2026 01 AM PST            6.51           1055         +      Not Applicable
  01/02/2026 02 AM PST            6.62           1107         +      Not Applicable
  01/02/2026 03 AM PST            6.73           1161         +      Not Applicable
  01/02/2026 04 AM PST            6.84           1217         +      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.