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: May 09 2025 at 8:34 AM PDTNext Issuance: May 10 2025 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 Yuba River - Jones Bar (JNSC1)
#
# File Generation Time:  05/09/2025 at 08:35 AM PDT
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  05/05/2025 at 01:00 PM PDT
# Maximum Observed Stage:                       8.96 Feet
# Maximum Observed Flow:                        2691 cfs
#
# Earliest Date & Time of Maximum Forecast:     05/11/2025 at 01:00 PM PDT
# Maximum Forecast Stage:                       8.84 Feet
# Maximum Forecast Flow:                        2586 cfs
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Observed Status
# ---------------------------------------------------------------------------------
  05/04/2025 08 AM PDT            8.78           2534                Not Applicable
  05/04/2025 09 AM PDT            8.79           2542         +      Not Applicable
  05/04/2025 10 AM PDT            8.79           2542         0      Not Applicable
  05/04/2025 11 AM PDT            8.77           2525         -      Not Applicable
  05/04/2025 12 PM PDT            8.86           2603         +      Not Applicable
  05/04/2025 01 PM PDT            8.76           2517         -      Not Applicable
  05/04/2025 02 PM PDT            8.76           2517         0      Not Applicable
  05/04/2025 03 PM PDT            8.78           2534         +      Not Applicable
  05/04/2025 04 PM PDT            8.86           2603         +      Not Applicable
  05/04/2025 05 PM PDT            8.77           2525         -      Not Applicable
  05/04/2025 06 PM PDT            8.77           2525         0      Not Applicable
  05/04/2025 07 PM PDT            8.80           2551         +      Not Applicable
  05/04/2025 08 PM PDT            8.77           2525         -      Not Applicable
  05/04/2025 09 PM PDT            8.72           2483         -      Not Applicable
  05/04/2025 10 PM PDT            8.69           2458         -      Not Applicable
  05/04/2025 11 PM PDT            8.68           2449         -      Not Applicable
  05/05/2025 12 AM PDT            8.71           2474         +      Not Applicable
  05/05/2025 01 AM PDT            8.73           2491         +      Not Applicable
  05/05/2025 02 AM PDT            8.74           2500         +      Not Applicable
  05/05/2025 03 AM PDT            8.74           2500         0      Not Applicable
  05/05/2025 04 AM PDT            8.77           2525         +      Not Applicable
  05/05/2025 05 AM PDT            8.82           2568         +      Not Applicable
  05/05/2025 06 AM PDT            8.85           2594         +      Not Applicable
  05/05/2025 07 AM PDT            8.94           2673         +      Not Applicable
  05/05/2025 08 AM PDT            8.89           2629         -      Not Applicable
  05/05/2025 09 AM PDT            8.91           2647         +      Not Applicable
  05/05/2025 10 AM PDT            8.95           2682         +      Not Applicable
  05/05/2025 11 AM PDT            8.90           2638         -      Not Applicable
  05/05/2025 12 PM PDT            8.93           2664         +      Not Applicable
  05/05/2025 01 PM PDT            8.96           2691         +      Not Applicable
  05/05/2025 02 PM PDT            8.91           2647         -      Not Applicable
  05/05/2025 03 PM PDT            8.88           2620         -      Not Applicable
  05/05/2025 04 PM PDT            8.87           2612         -      Not Applicable
  05/05/2025 05 PM PDT            8.79           2542         -      Not Applicable
  05/05/2025 06 PM PDT            8.76           2517         -      Not Applicable
  05/05/2025 07 PM PDT            8.81           2560         +      Not Applicable
  05/05/2025 08 PM PDT            8.77           2525         -      Not Applicable
  05/05/2025 09 PM PDT            8.75           2508         -      Not Applicable
  05/05/2025 10 PM PDT            8.67           2441         -      Not Applicable
  05/05/2025 11 PM PDT            8.63           2408         -      Not Applicable
  05/06/2025 12 AM PDT            8.67           2441         +      Not Applicable
  05/06/2025 01 AM PDT            8.60           2383         -      Not Applicable
  05/06/2025 02 AM PDT            8.59           2375         -      Not Applicable
  05/06/2025 03 AM PDT            8.64           2416         +      Not Applicable
  05/06/2025 04 AM PDT            8.60           2383         -      Not Applicable
  05/06/2025 05 AM PDT            8.59           2375         -      Not Applicable
  05/06/2025 06 AM PDT            8.66           2433         +      Not Applicable
  05/06/2025 07 AM PDT            8.67           2441         +      Not Applicable
  05/06/2025 08 AM PDT            8.69           2458         +      Not Applicable
  05/06/2025 09 AM PDT            8.71           2474         +      Not Applicable
  05/06/2025 10 AM PDT            8.68           2449         -      Not Applicable
  05/06/2025 11 AM PDT            8.74           2500         +      Not Applicable
  05/06/2025 12 PM PDT            8.71           2474         -      Not Applicable
  05/06/2025 01 PM PDT            8.72           2483         +      Not Applicable
  05/06/2025 02 PM PDT            8.71           2474         -      Not Applicable
  05/06/2025 03 PM PDT            8.68           2449         -      Not Applicable
  05/06/2025 04 PM PDT            8.63           2408         -      Not Applicable
  05/06/2025 05 PM PDT            8.60           2383         -      Not Applicable
  05/06/2025 06 PM PDT            8.64           2416         +      Not Applicable
  05/06/2025 07 PM PDT            8.63           2408         -      Not Applicable
  05/06/2025 08 PM PDT            8.60           2383         -      Not Applicable
  05/06/2025 09 PM PDT            8.49           2294         -      Not Applicable
  05/06/2025 10 PM PDT            8.47           2278         -      Not Applicable
  05/06/2025 11 PM PDT            8.26           2115         -      Not Applicable
  05/07/2025 12 AM PDT            8.20           2070         -      Not Applicable
  05/07/2025 01 AM PDT            8.21           2078         +      Not Applicable
  05/07/2025 02 AM PDT            8.25           2108         +      Not Applicable
  05/07/2025 03 AM PDT            8.20           2070         -      Not Applicable
  05/07/2025 04 AM PDT            8.27           2123         +      Not Applicable
  05/07/2025 05 AM PDT            8.31           2154         +      Not Applicable
  05/07/2025 06 AM PDT            8.38           2207         +      Not Applicable
  05/07/2025 07 AM PDT            8.35           2184         -      Not Applicable
  05/07/2025 08 AM PDT            8.39           2215         +      Not Applicable
  05/07/2025 09 AM PDT            8.42           2239         +      Not Applicable
  05/07/2025 10 AM PDT            8.47           2278         +      Not Applicable
  05/07/2025 11 AM PDT            8.47           2278         0      Not Applicable
  05/07/2025 12 PM PDT            8.49           2294         +      Not Applicable
  05/07/2025 01 PM PDT            8.49           2294         0      Not Applicable
  05/07/2025 02 PM PDT            8.48           2286         -      Not Applicable
  05/07/2025 03 PM PDT            8.47           2278         -      Not Applicable
  05/07/2025 04 PM PDT            8.50           2302         +      Not Applicable
  05/07/2025 05 PM PDT            8.46           2270         -      Not Applicable
  05/07/2025 06 PM PDT            8.42           2239         -      Not Applicable
  05/07/2025 07 PM PDT            8.38           2207         -      Not Applicable
  05/07/2025 08 PM PDT            8.33           2169         -      Not Applicable
  05/07/2025 09 PM PDT            8.33           2169         0      Not Applicable
  05/07/2025 10 PM PDT            8.34           2177         +      Not Applicable
  05/07/2025 11 PM PDT            8.30           2146         -      Not Applicable
  05/08/2025 12 AM PDT            8.31           2154         +      Not Applicable
  05/08/2025 01 AM PDT            8.31           2154         0      Not Applicable
  05/08/2025 02 AM PDT            8.31           2154         0      Not Applicable
  05/08/2025 03 AM PDT            8.36           2192         +      Not Applicable
  05/08/2025 04 AM PDT            8.35           2184         -      Not Applicable
  05/08/2025 05 AM PDT            8.39           2215         +      Not Applicable
  05/08/2025 06 AM PDT            8.42           2239         +      Not Applicable
  05/08/2025 07 AM PDT            8.48           2286         +      Not Applicable
  05/08/2025 08 AM PDT            8.55           2342         +      Not Applicable
  05/08/2025 09 AM PDT            8.57           2359         +      Not Applicable
  05/08/2025 10 AM PDT            8.62           2399         +      Not Applicable
  05/08/2025 11 AM PDT            8.67           2441         +      Not Applicable
  05/08/2025 12 PM PDT            8.61           2391         -      Not Applicable
  05/08/2025 01 PM PDT            8.64           2416         +      Not Applicable
  05/08/2025 02 PM PDT            8.64           2416         0      Not Applicable
  05/08/2025 03 PM PDT            8.64           2416         0      Not Applicable
  05/08/2025 04 PM PDT            8.61           2391         -      Not Applicable
  05/08/2025 05 PM PDT            8.64           2416         +      Not Applicable
  05/08/2025 06 PM PDT            8.61           2391         -      Not Applicable
  05/08/2025 07 PM PDT            8.63           2408         +      Not Applicable
  05/08/2025 08 PM PDT            8.59           2375         -      Not Applicable
  05/08/2025 09 PM PDT            8.56           2350         -      Not Applicable
  05/08/2025 10 PM PDT            8.52           2318         -      Not Applicable
  05/08/2025 11 PM PDT            8.48           2286         -      Not Applicable
  05/09/2025 12 AM PDT            8.24           2100         -      Not Applicable
  05/09/2025 01 AM PDT            8.12           2011         -      Not Applicable
  05/09/2025 02 AM PDT            8.15           2033         +      Not Applicable
  05/09/2025 03 AM PDT            8.27           2123         +      Not Applicable
  05/09/2025 04 AM PDT            8.28           2131         +      Not Applicable
  05/09/2025 05 AM PDT            8.30           2146         +      Not Applicable
  05/09/2025 06 AM PDT            8.35           2184         +      Not Applicable
  05/09/2025 07 AM PDT            8.38           2207         +      Not Applicable
  05/09/2025 08 AM PDT            8.43           2247         +      Not Applicable
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Forecast Status
# ---------------------------------------------------------------------------------
  05/09/2025 09 AM PDT            8.47           2278                Not Applicable
  05/09/2025 10 AM PDT            8.47           2278         0      Not Applicable
  05/09/2025 11 AM PDT            8.48           2286         +      Not Applicable
  05/09/2025 12 PM PDT            8.47           2278         -      Not Applicable
  05/09/2025 01 PM PDT            8.47           2278         0      Not Applicable
  05/09/2025 02 PM PDT            8.45           2262         -      Not Applicable
  05/09/2025 03 PM PDT            8.44           2254         -      Not Applicable
  05/09/2025 04 PM PDT            8.43           2247         -      Not Applicable
  05/09/2025 05 PM PDT            8.43           2247         0      Not Applicable
  05/09/2025 06 PM PDT            8.43           2247         0      Not Applicable
  05/09/2025 07 PM PDT            8.43           2247         0      Not Applicable
  05/09/2025 08 PM PDT            8.43           2247         0      Not Applicable
  05/09/2025 09 PM PDT            8.44           2254         +      Not Applicable
  05/09/2025 10 PM PDT            8.44           2254         0      Not Applicable
  05/09/2025 11 PM PDT            8.45           2262         +      Not Applicable
  05/10/2025 12 AM PDT            8.46           2270         +      Not Applicable
  05/10/2025 01 AM PDT            8.46           2270         0      Not Applicable
  05/10/2025 02 AM PDT            8.48           2286         +      Not Applicable
  05/10/2025 03 AM PDT            8.49           2294         +      Not Applicable
  05/10/2025 04 AM PDT            8.50           2302         +      Not Applicable
  05/10/2025 05 AM PDT            8.52           2318         +      Not Applicable
  05/10/2025 06 AM PDT            8.53           2326         +      Not Applicable
  05/10/2025 07 AM PDT            8.54           2334         +      Not Applicable
  05/10/2025 08 AM PDT            8.55           2342         +      Not Applicable
  05/10/2025 09 AM PDT            8.57           2359         +      Not Applicable
  05/10/2025 10 AM PDT            8.58           2367         +      Not Applicable
  05/10/2025 11 AM PDT            8.59           2375         +      Not Applicable
  05/10/2025 12 PM PDT            8.60           2383         +      Not Applicable
  05/10/2025 01 PM PDT            8.61           2391         +      Not Applicable
  05/10/2025 02 PM PDT            8.62           2399         +      Not Applicable
  05/10/2025 03 PM PDT            8.62           2399         0      Not Applicable
  05/10/2025 04 PM PDT            8.63           2408         +      Not Applicable
  05/10/2025 05 PM PDT            8.63           2408         0      Not Applicable
  05/10/2025 06 PM PDT            8.64           2416         +      Not Applicable
  05/10/2025 07 PM PDT            8.65           2424         +      Not Applicable
  05/10/2025 08 PM PDT            8.66           2433         +      Not Applicable
  05/10/2025 09 PM PDT            8.67           2441         +      Not Applicable
  05/10/2025 10 PM PDT            8.68           2449         +      Not Applicable
  05/10/2025 11 PM PDT            8.68           2449         0      Not Applicable
  05/11/2025 12 AM PDT            8.70           2466         +      Not Applicable
  05/11/2025 01 AM PDT            8.71           2474         +      Not Applicable
  05/11/2025 02 AM PDT            8.72           2483         +      Not Applicable
  05/11/2025 03 AM PDT            8.73           2491         +      Not Applicable
  05/11/2025 04 AM PDT            8.74           2500         +      Not Applicable
  05/11/2025 05 AM PDT            8.76           2517         +      Not Applicable
  05/11/2025 06 AM PDT            8.77           2525         +      Not Applicable
  05/11/2025 07 AM PDT            8.78           2534         +      Not Applicable
  05/11/2025 08 AM PDT            8.79           2542         +      Not Applicable
  05/11/2025 09 AM PDT            8.80           2551         +      Not Applicable
  05/11/2025 10 AM PDT            8.81           2560         +      Not Applicable
  05/11/2025 11 AM PDT            8.82           2568         +      Not Applicable
  05/11/2025 12 PM PDT            8.83           2577         +      Not Applicable
  05/11/2025 01 PM PDT            8.84           2586         +      Not Applicable
  05/11/2025 02 PM PDT            8.84           2586         0      Not Applicable
  05/11/2025 03 PM PDT            8.84           2586         0      Not Applicable
  05/11/2025 04 PM PDT            8.84           2586         0      Not Applicable
  05/11/2025 05 PM PDT            8.83           2577         -      Not Applicable
  05/11/2025 06 PM PDT            8.83           2577         0      Not Applicable
  05/11/2025 07 PM PDT            8.83           2577         0      Not Applicable
  05/11/2025 08 PM PDT            8.82           2568         -      Not Applicable
  05/11/2025 09 PM PDT            8.82           2568         0      Not Applicable
  05/11/2025 10 PM PDT            8.82           2568         0      Not Applicable
  05/11/2025 11 PM PDT            8.82           2568         0      Not Applicable
  05/12/2025 12 AM PDT            8.81           2560         -      Not Applicable
  05/12/2025 01 AM PDT            8.81           2560         0      Not Applicable
  05/12/2025 02 AM PDT            8.81           2560         0      Not Applicable
  05/12/2025 03 AM PDT            8.80           2551         -      Not Applicable
  05/12/2025 04 AM PDT            8.80           2551         0      Not Applicable
  05/12/2025 05 AM PDT            8.79           2542         -      Not Applicable
  05/12/2025 06 AM PDT            8.79           2542         0      Not Applicable
  05/12/2025 07 AM PDT            8.79           2542         0      Not Applicable
  05/12/2025 08 AM PDT            8.78           2534         -      Not Applicable
  05/12/2025 09 AM PDT            8.77           2525         -      Not Applicable
  05/12/2025 10 AM PDT            8.76           2517         -      Not Applicable
  05/12/2025 11 AM PDT            8.76           2517         0      Not Applicable
  05/12/2025 12 PM PDT            8.75           2508         -      Not Applicable
  05/12/2025 01 PM PDT            8.74           2500         -      Not Applicable
  05/12/2025 02 PM PDT            8.73           2491         -      Not Applicable
  05/12/2025 03 PM PDT            8.72           2483         -      Not Applicable
  05/12/2025 04 PM PDT            8.70           2466         -      Not Applicable
  05/12/2025 05 PM PDT            8.69           2458         -      Not Applicable
  05/12/2025 06 PM PDT            8.68           2449         -      Not Applicable
  05/12/2025 07 PM PDT            8.67           2441         -      Not Applicable
  05/12/2025 08 PM PDT            8.65           2424         -      Not Applicable
  05/12/2025 09 PM PDT            8.64           2416         -      Not Applicable
  05/12/2025 10 PM PDT            8.62           2399         -      Not Applicable
  05/12/2025 11 PM PDT            8.61           2391         -      Not Applicable
  05/13/2025 12 AM PDT            8.59           2375         -      Not Applicable
  05/13/2025 01 AM PDT            8.58           2367         -      Not Applicable
  05/13/2025 02 AM PDT            8.56           2350         -      Not Applicable
  05/13/2025 03 AM PDT            8.55           2342         -      Not Applicable
  05/13/2025 04 AM PDT            8.54           2334         -      Not Applicable
  05/13/2025 05 AM PDT            8.52           2318         -      Not Applicable
  05/13/2025 06 AM PDT            8.51           2310         -      Not Applicable
  05/13/2025 07 AM PDT            8.49           2294         -      Not Applicable
  05/13/2025 08 AM PDT            8.47           2278         -      Not Applicable
  05/13/2025 09 AM PDT            8.45           2262         -      Not Applicable
  05/13/2025 10 AM PDT            8.43           2247         -      Not Applicable
  05/13/2025 11 AM PDT            8.41           2231         -      Not Applicable
  05/13/2025 12 PM PDT            8.39           2215         -      Not Applicable
  05/13/2025 01 PM PDT            8.38           2207         -      Not Applicable
  05/13/2025 02 PM PDT            8.36           2192         -      Not Applicable
  05/13/2025 03 PM PDT            8.34           2177         -      Not Applicable
  05/13/2025 04 PM PDT            8.32           2161         -      Not Applicable
  05/13/2025 05 PM PDT            8.30           2146         -      Not Applicable
  05/13/2025 06 PM PDT            8.28           2131         -      Not Applicable
  05/13/2025 07 PM PDT            8.26           2115         -      Not Applicable
  05/13/2025 08 PM PDT            8.24           2100         -      Not Applicable
  05/13/2025 09 PM PDT            8.22           2085         -      Not Applicable
  05/13/2025 10 PM PDT            8.20           2070         -      Not Applicable
  05/13/2025 11 PM PDT            8.18           2055         -      Not Applicable
  05/14/2025 12 AM PDT            8.16           2041         -      Not Applicable
  05/14/2025 01 AM PDT            8.15           2033         -      Not Applicable
  05/14/2025 02 AM PDT            8.13           2019         -      Not Applicable
  05/14/2025 03 AM PDT            8.12           2011         -      Not Applicable
  05/14/2025 04 AM PDT            8.11           2004         -      Not Applicable
  05/14/2025 05 AM PDT            8.10           1997         -      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.