SOUTH FORK YUBA RIVER - JONES BAR (JNSC1)
Latitude: 39.29º NLongitude: 121.10º WElevation: 1060 FeetForecast Type: Unofficial Location
Location: Nevada County in CaliforniaBulletin Group: Lower SacramentoRiver Group: Feather Yuba
Issuance Time: Apr 07 2026 at 2:08 PM PDTNext Issuance: Apr 08 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 Yuba River - Jones Bar (JNSC1)
#
# File Generation Time:  04/07/2026 at 02:10 PM PDT
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  04/02/2026 at 03:00 PM PDT
# Maximum Observed Stage:                       10.60 Feet
# Maximum Observed Flow:                        4447 cfs
#
# Earliest Date & Time of Maximum Forecast:     04/12/2026 at 04:00 AM PDT
# Maximum Forecast Stage:                       9.73 Feet
# Maximum Forecast Flow:                        3441 cfs
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Observed Status
# ---------------------------------------------------------------------------------
  04/02/2026 02 PM PDT           10.39           4188                Not Applicable
  04/02/2026 03 PM PDT           10.60           4447         +      Not Applicable
  04/02/2026 04 PM PDT           10.56           4397         -      Not Applicable
  04/02/2026 05 PM PDT           10.48           4297         -      Not Applicable
  04/02/2026 06 PM PDT           10.38           4176         -      Not Applicable
  04/02/2026 07 PM PDT           10.29           4068         -      Not Applicable
  04/02/2026 08 PM PDT            9.98           3712         -      Not Applicable
  04/02/2026 09 PM PDT            9.96           3690         -      Not Applicable
  04/02/2026 10 PM PDT            9.86           3580         -      Not Applicable
  04/02/2026 11 PM PDT            9.71           3420         -      Not Applicable
  04/03/2026 12 AM PDT            9.71           3420         0      Not Applicable
  04/03/2026 01 AM PDT            9.55           3254         -      Not Applicable
  04/03/2026 02 AM PDT            9.56           3264         +      Not Applicable
  04/03/2026 03 AM PDT            9.54           3244         -      Not Applicable
  04/03/2026 04 AM PDT            9.42           3124         -      Not Applicable
  04/03/2026 05 AM PDT            9.48           3184         +      Not Applicable
  04/03/2026 06 AM PDT            9.43           3134         -      Not Applicable
  04/03/2026 07 AM PDT            9.32           3026         -      Not Applicable
  04/03/2026 08 AM PDT            9.30           3007         -      Not Applicable
  04/03/2026 09 AM PDT            9.30           3007         0      Not Applicable
  04/03/2026 10 AM PDT            9.24           2950         -      Not Applicable
  04/03/2026 11 AM PDT            9.12           2837         -      Not Applicable
  04/03/2026 12 PM PDT            9.14           2856         +      Not Applicable
  04/03/2026 01 PM PDT            9.04           2764         -      Not Applicable
  04/03/2026 02 PM PDT            9.06           2782         +      Not Applicable
  04/03/2026 03 PM PDT            8.97           2700         -      Not Applicable
  04/03/2026 04 PM PDT            8.81           2560         -      Not Applicable
  04/03/2026 05 PM PDT            8.59           2375         -      Not Applicable
  04/03/2026 06 PM PDT            8.59           2375         0      Not Applicable
  04/03/2026 07 PM PDT            8.40           2223         -      Not Applicable
  04/03/2026 08 PM PDT            8.43           2247         +      Not Applicable
  04/03/2026 09 PM PDT            8.37           2200         -      Not Applicable
  04/03/2026 10 PM PDT            8.28           2131         -      Not Applicable
  04/03/2026 11 PM PDT            8.21           2078         -      Not Applicable
  04/04/2026 12 AM PDT            8.22           2085         +      Not Applicable
  04/04/2026 01 AM PDT            8.21           2078         -      Not Applicable
  04/04/2026 02 AM PDT            8.14           2026         -      Not Applicable
  04/04/2026 03 AM PDT            8.12           2011         -      Not Applicable
  04/04/2026 04 AM PDT            8.11           2004         -      Not Applicable
  04/04/2026 05 AM PDT            8.11           2004         0      Not Applicable
  04/04/2026 06 AM PDT            8.10           1997         -      Not Applicable
  04/04/2026 07 AM PDT            8.07           1975         -      Not Applicable
  04/04/2026 08 AM PDT            8.01           1932         -      Not Applicable
  04/04/2026 09 AM PDT            8.04           1954         +      Not Applicable
  04/04/2026 10 AM PDT            8.04           1954         0      Not Applicable
  04/04/2026 11 AM PDT            8.01           1932         -      Not Applicable
  04/04/2026 12 PM PDT            7.95           1890         -      Not Applicable
  04/04/2026 01 PM PDT            7.99           1918         +      Not Applicable
  04/04/2026 02 PM PDT            7.96           1897         -      Not Applicable
  04/04/2026 03 PM PDT            7.91           1862         -      Not Applicable
  04/04/2026 04 PM PDT            7.88           1841         -      Not Applicable
  04/04/2026 05 PM PDT            7.83           1807         -      Not Applicable
  04/04/2026 06 PM PDT            7.83           1807         0      Not Applicable
  04/04/2026 07 PM PDT            7.73           1740         -      Not Applicable
  04/04/2026 08 PM PDT            7.58           1643         -      Not Applicable
  04/04/2026 09 PM PDT            7.49           1586         -      Not Applicable
  04/04/2026 10 PM PDT            7.49           1586         0      Not Applicable
  04/04/2026 11 PM PDT            7.43           1549         -      Not Applicable
  04/05/2026 12 AM PDT            7.42           1543         -      Not Applicable
  04/05/2026 01 AM PDT            7.37           1513         -      Not Applicable
  04/05/2026 02 AM PDT            7.42           1543         +      Not Applicable
  04/05/2026 03 AM PDT            7.35           1501         -      Not Applicable
  04/05/2026 04 AM PDT            7.34           1495         -      Not Applicable
  04/05/2026 05 AM PDT            7.38           1519         +      Not Applicable
  04/05/2026 06 AM PDT            7.37           1513         -      Not Applicable
  04/05/2026 07 AM PDT            7.36           1507         -      Not Applicable
  04/05/2026 08 AM PDT            7.37           1513         +      Not Applicable
  04/05/2026 09 AM PDT            7.39           1525         +      Not Applicable
  04/05/2026 10 AM PDT            7.41           1537         +      Not Applicable
  04/05/2026 11 AM PDT            7.38           1519         -      Not Applicable
  04/05/2026 12 PM PDT            7.35           1501         -      Not Applicable
  04/05/2026 01 PM PDT            7.40           1531         +      Not Applicable
  04/05/2026 02 PM PDT            7.37           1513         -      Not Applicable
  04/05/2026 03 PM PDT            7.40           1531         +      Not Applicable
  04/05/2026 04 PM PDT            7.38           1519         -      Not Applicable
  04/05/2026 05 PM PDT            7.38           1519         0      Not Applicable
  04/05/2026 06 PM PDT            7.37           1513         -      Not Applicable
  04/05/2026 07 PM PDT            7.32           1483         -      Not Applicable
  04/05/2026 08 PM PDT            7.28           1459         -      Not Applicable
  04/05/2026 09 PM PDT            7.36           1507         +      Not Applicable
  04/05/2026 10 PM PDT            7.26           1448         -      Not Applicable
  04/05/2026 11 PM PDT            7.23           1430         -      Not Applicable
  04/06/2026 12 AM PDT            7.22           1424         -      Not Applicable
  04/06/2026 01 AM PDT            7.19           1407         -      Not Applicable
  04/06/2026 02 AM PDT            7.21           1419         +      Not Applicable
  04/06/2026 03 AM PDT            7.19           1407         -      Not Applicable
  04/06/2026 04 AM PDT            7.20           1413         +      Not Applicable
  04/06/2026 05 AM PDT            7.25           1442         +      Not Applicable
  04/06/2026 06 AM PDT            7.22           1424         -      Not Applicable
  04/06/2026 07 AM PDT            7.19           1407         -      Not Applicable
  04/06/2026 08 AM PDT            7.23           1430         +      Not Applicable
  04/06/2026 09 AM PDT            7.24           1436         +      Not Applicable
  04/06/2026 10 AM PDT            7.26           1448         +      Not Applicable
  04/06/2026 11 AM PDT            7.26           1448         0      Not Applicable
  04/06/2026 12 PM PDT            7.29           1465         +      Not Applicable
  04/06/2026 01 PM PDT            7.32           1483         +      Not Applicable
  04/06/2026 02 PM PDT            7.31           1477         -      Not Applicable
  04/06/2026 03 PM PDT            7.25           1442         -      Not Applicable
  04/06/2026 04 PM PDT            7.27           1453         +      Not Applicable
  04/06/2026 05 PM PDT            7.30           1471         +      Not Applicable
  04/06/2026 06 PM PDT            7.21           1419         -      Not Applicable
  04/06/2026 07 PM PDT            7.23           1430         +      Not Applicable
  04/06/2026 08 PM PDT            7.25           1442         +      Not Applicable
  04/06/2026 09 PM PDT            7.20           1413         -      Not Applicable
  04/06/2026 10 PM PDT            7.17           1396         -      Not Applicable
  04/06/2026 11 PM PDT            7.18           1402         +      Not Applicable
  04/07/2026 12 AM PDT            7.13           1374         -      Not Applicable
  04/07/2026 01 AM PDT            7.17           1396         +      Not Applicable
  04/07/2026 02 AM PDT            7.13           1374         -      Not Applicable
  04/07/2026 03 AM PDT            7.13           1374         0      Not Applicable
  04/07/2026 04 AM PDT            7.13           1374         0      Not Applicable
  04/07/2026 05 AM PDT            7.12           1368         -      Not Applicable
  04/07/2026 06 AM PDT            7.10           1357         -      Not Applicable
  04/07/2026 07 AM PDT            7.16           1390         +      Not Applicable
  04/07/2026 08 AM PDT            7.17           1396         +      Not Applicable
  04/07/2026 09 AM PDT            7.14           1379         -      Not Applicable
  04/07/2026 10 AM PDT            7.19           1407         +      Not Applicable
  04/07/2026 11 AM PDT            7.20           1413         +      Not Applicable
  04/07/2026 12 PM PDT            7.21           1419         +      Not Applicable
  04/07/2026 01 PM PDT            7.20           1413         -      Not Applicable
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Forecast Status
# ---------------------------------------------------------------------------------
  04/07/2026 02 PM PDT            7.20           1413                Not Applicable
  04/07/2026 03 PM PDT            7.20           1413         0      Not Applicable
  04/07/2026 04 PM PDT            7.20           1413         0      Not Applicable
  04/07/2026 05 PM PDT            7.19           1407         -      Not Applicable
  04/07/2026 06 PM PDT            7.19           1407         0      Not Applicable
  04/07/2026 07 PM PDT            7.19           1407         0      Not Applicable
  04/07/2026 08 PM PDT            7.20           1413         +      Not Applicable
  04/07/2026 09 PM PDT            7.20           1413         0      Not Applicable
  04/07/2026 10 PM PDT            7.21           1419         +      Not Applicable
  04/07/2026 11 PM PDT            7.21           1419         0      Not Applicable
  04/08/2026 12 AM PDT            7.21           1419         0      Not Applicable
  04/08/2026 01 AM PDT            7.22           1424         +      Not Applicable
  04/08/2026 02 AM PDT            7.22           1424         0      Not Applicable
  04/08/2026 03 AM PDT            7.22           1424         0      Not Applicable
  04/08/2026 04 AM PDT            7.23           1430         +      Not Applicable
  04/08/2026 05 AM PDT            7.23           1430         0      Not Applicable
  04/08/2026 06 AM PDT            7.24           1436         +      Not Applicable
  04/08/2026 07 AM PDT            7.24           1436         0      Not Applicable
  04/08/2026 08 AM PDT            7.24           1436         0      Not Applicable
  04/08/2026 09 AM PDT            7.24           1436         0      Not Applicable
  04/08/2026 10 AM PDT            7.24           1436         0      Not Applicable
  04/08/2026 11 AM PDT            7.24           1436         0      Not Applicable
  04/08/2026 12 PM PDT            7.24           1436         0      Not Applicable
  04/08/2026 01 PM PDT            7.24           1436         0      Not Applicable
  04/08/2026 02 PM PDT            7.24           1436         0      Not Applicable
  04/08/2026 03 PM PDT            7.23           1430         -      Not Applicable
  04/08/2026 04 PM PDT            7.23           1430         0      Not Applicable
  04/08/2026 05 PM PDT            7.23           1430         0      Not Applicable
  04/08/2026 06 PM PDT            7.22           1424         -      Not Applicable
  04/08/2026 07 PM PDT            7.22           1424         0      Not Applicable
  04/08/2026 08 PM PDT            7.21           1419         -      Not Applicable
  04/08/2026 09 PM PDT            7.21           1419         0      Not Applicable
  04/08/2026 10 PM PDT            7.21           1419         0      Not Applicable
  04/08/2026 11 PM PDT            7.20           1413         -      Not Applicable
  04/09/2026 12 AM PDT            7.20           1413         0      Not Applicable
  04/09/2026 01 AM PDT            7.20           1413         0      Not Applicable
  04/09/2026 02 AM PDT            7.19           1407         -      Not Applicable
  04/09/2026 03 AM PDT            7.19           1407         0      Not Applicable
  04/09/2026 04 AM PDT            7.18           1402         -      Not Applicable
  04/09/2026 05 AM PDT            7.18           1402         0      Not Applicable
  04/09/2026 06 AM PDT            7.17           1396         -      Not Applicable
  04/09/2026 07 AM PDT            7.17           1396         0      Not Applicable
  04/09/2026 08 AM PDT            7.17           1396         0      Not Applicable
  04/09/2026 09 AM PDT            7.16           1390         -      Not Applicable
  04/09/2026 10 AM PDT            7.15           1385         -      Not Applicable
  04/09/2026 11 AM PDT            7.15           1385         0      Not Applicable
  04/09/2026 12 PM PDT            7.14           1379         -      Not Applicable
  04/09/2026 01 PM PDT            7.14           1379         0      Not Applicable
  04/09/2026 02 PM PDT            7.13           1374         -      Not Applicable
  04/09/2026 03 PM PDT            7.12           1368         -      Not Applicable
  04/09/2026 04 PM PDT            7.12           1368         0      Not Applicable
  04/09/2026 05 PM PDT            7.11           1363         -      Not Applicable
  04/09/2026 06 PM PDT            7.10           1357         -      Not Applicable
  04/09/2026 07 PM PDT            7.10           1357         0      Not Applicable
  04/09/2026 08 PM PDT            7.09           1351         -      Not Applicable
  04/09/2026 09 PM PDT            7.09           1351         0      Not Applicable
  04/09/2026 10 PM PDT            7.09           1351         0      Not Applicable
  04/09/2026 11 PM PDT            7.09           1351         0      Not Applicable
  04/10/2026 12 AM PDT            7.09           1351         0      Not Applicable
  04/10/2026 01 AM PDT            7.09           1351         0      Not Applicable
  04/10/2026 02 AM PDT            7.09           1351         0      Not Applicable
  04/10/2026 03 AM PDT            7.10           1357         +      Not Applicable
  04/10/2026 04 AM PDT            7.10           1357         0      Not Applicable
  04/10/2026 05 AM PDT            7.10           1357         0      Not Applicable
  04/10/2026 06 AM PDT            7.11           1363         +      Not Applicable
  04/10/2026 07 AM PDT            7.11           1363         0      Not Applicable
  04/10/2026 08 AM PDT            7.12           1368         +      Not Applicable
  04/10/2026 09 AM PDT            7.12           1368         0      Not Applicable
  04/10/2026 10 AM PDT            7.12           1368         0      Not Applicable
  04/10/2026 11 AM PDT            7.12           1368         0      Not Applicable
  04/10/2026 12 PM PDT            7.13           1374         +      Not Applicable
  04/10/2026 01 PM PDT            7.14           1379         +      Not Applicable
  04/10/2026 02 PM PDT            7.15           1385         +      Not Applicable
  04/10/2026 03 PM PDT            7.16           1390         +      Not Applicable
  04/10/2026 04 PM PDT            7.17           1396         +      Not Applicable
  04/10/2026 05 PM PDT            7.19           1407         +      Not Applicable
  04/10/2026 06 PM PDT            7.23           1430         +      Not Applicable
  04/10/2026 07 PM PDT            7.28           1459         +      Not Applicable
  04/10/2026 08 PM PDT            7.33           1489         +      Not Applicable
  04/10/2026 09 PM PDT            7.37           1513         +      Not Applicable
  04/10/2026 10 PM PDT            7.40           1531         +      Not Applicable
  04/10/2026 11 PM PDT            7.44           1555         +      Not Applicable
  04/11/2026 12 AM PDT            7.51           1598         +      Not Applicable
  04/11/2026 01 AM PDT            7.58           1643         +      Not Applicable
  04/11/2026 02 AM PDT            7.66           1694         +      Not Applicable
  04/11/2026 03 AM PDT            7.73           1740         +      Not Applicable
  04/11/2026 04 AM PDT            7.80           1787         +      Not Applicable
  04/11/2026 05 AM PDT            7.86           1828         +      Not Applicable
  04/11/2026 06 AM PDT            7.90           1855         +      Not Applicable
  04/11/2026 07 AM PDT            7.93           1876         +      Not Applicable
  04/11/2026 08 AM PDT            7.96           1897         +      Not Applicable
  04/11/2026 09 AM PDT            7.99           1918         +      Not Applicable
  04/11/2026 10 AM PDT            8.02           1939         +      Not Applicable
  04/11/2026 11 AM PDT            8.04           1954         +      Not Applicable
  04/11/2026 12 PM PDT            8.22           2085         +      Not Applicable
  04/11/2026 01 PM PDT            8.39           2215         +      Not Applicable
  04/11/2026 02 PM PDT            8.55           2342         +      Not Applicable
  04/11/2026 03 PM PDT            8.70           2466         +      Not Applicable
  04/11/2026 04 PM PDT            8.85           2594         +      Not Applicable
  04/11/2026 05 PM PDT            8.99           2718         +      Not Applicable
  04/11/2026 06 PM PDT            9.11           2828         +      Not Applicable
  04/11/2026 07 PM PDT            9.23           2940         +      Not Applicable
  04/11/2026 08 PM PDT            9.35           3055         +      Not Applicable
  04/11/2026 09 PM PDT            9.47           3174         +      Not Applicable
  04/11/2026 10 PM PDT            9.59           3295         +      Not Applicable
  04/11/2026 11 PM PDT            9.70           3409         +      Not Applicable
  04/12/2026 12 AM PDT            9.71           3420         +      Not Applicable
  04/12/2026 01 AM PDT            9.71           3420         0      Not Applicable
  04/12/2026 02 AM PDT            9.72           3430         +      Not Applicable
  04/12/2026 03 AM PDT            9.72           3430         0      Not Applicable
  04/12/2026 04 AM PDT            9.73           3441         +      Not Applicable
  04/12/2026 05 AM PDT            9.73           3441         0      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.