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: May 05 2026 at 7:33 AM PDTNext Issuance: May 06 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:  05/05/2026 at 07:34 AM PDT
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  05/05/2026 at 04:00 AM PDT
# Maximum Observed Stage:                       7.19 Feet
# Maximum Observed Flow:                        1407 cfs
#
# Earliest Date & Time of Maximum Forecast:     05/05/2026 at 08:00 AM PDT
# Maximum Forecast Stage:                       7.13 Feet
# Maximum Forecast Flow:                        1374 cfs
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Observed Status
# ---------------------------------------------------------------------------------
  04/30/2026 07 AM PDT            6.24            933                Not Applicable
  04/30/2026 08 AM PDT            6.26            942         +      Not Applicable
  04/30/2026 09 AM PDT            6.23            929         -      Not Applicable
  04/30/2026 10 AM PDT            6.24            933         +      Not Applicable
  04/30/2026 11 AM PDT            6.23            929         -      Not Applicable
  04/30/2026 12 PM PDT            6.22            924         -      Not Applicable
  04/30/2026 01 PM PDT            6.25            937         +      Not Applicable
  04/30/2026 02 PM PDT            6.24            933         -      Not Applicable
  04/30/2026 03 PM PDT            6.31            963         +      Not Applicable
  04/30/2026 04 PM PDT            6.49           1045         +      Not Applicable
  04/30/2026 05 PM PDT            6.71           1151         +      Not Applicable
  04/30/2026 06 PM PDT            6.78           1186         +      Not Applicable
  04/30/2026 07 PM PDT            6.81           1201         +      Not Applicable
  04/30/2026 08 PM PDT            6.88           1237         +      Not Applicable
  04/30/2026 09 PM PDT            6.91           1253         +      Not Applicable
  04/30/2026 10 PM PDT            6.94           1269         +      Not Applicable
  04/30/2026 11 PM PDT            6.92           1259         -      Not Applicable
  05/01/2026 12 AM PDT            6.92           1259         0      Not Applicable
  05/01/2026 01 AM PDT            6.92           1259         0      Not Applicable
  05/01/2026 02 AM PDT            6.94           1269         +      Not Applicable
  05/01/2026 03 AM PDT            6.93           1264         -      Not Applicable
  05/01/2026 04 AM PDT            6.94           1269         +      Not Applicable
  05/01/2026 05 AM PDT            6.92           1259         -      Not Applicable
  05/01/2026 06 AM PDT            7.00           1302         +      Not Applicable
  05/01/2026 07 AM PDT            7.00           1302         0      Not Applicable
  05/01/2026 08 AM PDT            6.99           1297         -      Not Applicable
  05/01/2026 09 AM PDT            7.06           1335         +      Not Applicable
  05/01/2026 10 AM PDT            7.06           1335         0      Not Applicable
  05/01/2026 11 AM PDT            7.09           1351         +      Not Applicable
  05/01/2026 12 PM PDT            7.09           1351         0      Not Applicable
  05/01/2026 01 PM PDT            7.09           1351         0      Not Applicable
  05/01/2026 02 PM PDT            7.16           1390         +      Not Applicable
  05/01/2026 03 PM PDT            7.15           1385         -      Not Applicable
  05/01/2026 04 PM PDT            7.15           1385         0      Not Applicable
  05/01/2026 05 PM PDT            7.14           1379         -      Not Applicable
  05/01/2026 06 PM PDT            7.12           1368         -      Not Applicable
  05/01/2026 07 PM PDT            7.11           1363         -      Not Applicable
  05/01/2026 08 PM PDT            7.10           1357         -      Not Applicable
  05/01/2026 09 PM PDT            6.96           1280         -      Not Applicable
  05/01/2026 10 PM PDT            6.83           1211         -      Not Applicable
  05/01/2026 11 PM PDT            6.73           1161         -      Not Applicable
  05/02/2026 12 AM PDT            6.72           1156         -      Not Applicable
  05/02/2026 01 AM PDT            6.63           1112         -      Not Applicable
  05/02/2026 02 AM PDT            6.58           1087         -      Not Applicable
  05/02/2026 03 AM PDT            6.56           1078         -      Not Applicable
  05/02/2026 04 AM PDT            6.56           1078         0      Not Applicable
  05/02/2026 05 AM PDT            6.54           1069         -      Not Applicable
  05/02/2026 06 AM PDT            6.56           1078         +      Not Applicable
  05/02/2026 07 AM PDT            6.53           1064         -      Not Applicable
  05/02/2026 08 AM PDT            6.57           1083         +      Not Applicable
  05/02/2026 09 AM PDT            6.54           1069         -      Not Applicable
  05/02/2026 10 AM PDT            6.62           1107         +      Not Applicable
  05/02/2026 11 AM PDT            6.64           1116         +      Not Applicable
  05/02/2026 12 PM PDT            6.62           1107         -      Not Applicable
  05/02/2026 01 PM PDT            6.65           1121         +      Not Applicable
  05/02/2026 02 PM PDT            6.70           1146         +      Not Applicable
  05/02/2026 03 PM PDT            6.69           1141         -      Not Applicable
  05/02/2026 04 PM PDT            6.68           1136         -      Not Applicable
  05/02/2026 05 PM PDT            6.68           1136         0      Not Applicable
  05/02/2026 06 PM PDT            6.68           1136         0      Not Applicable
  05/02/2026 07 PM PDT            6.64           1116         -      Not Applicable
  05/02/2026 08 PM PDT            6.57           1083         -      Not Applicable
  05/02/2026 09 PM PDT            6.57           1083         0      Not Applicable
  05/02/2026 10 PM PDT            6.59           1092         +      Not Applicable
  05/02/2026 11 PM PDT            6.56           1078         -      Not Applicable
  05/03/2026 12 AM PDT            6.57           1083         +      Not Applicable
  05/03/2026 01 AM PDT            6.53           1064         -      Not Applicable
  05/03/2026 02 AM PDT            6.55           1073         +      Not Applicable
  05/03/2026 03 AM PDT            6.55           1073         0      Not Applicable
  05/03/2026 04 AM PDT            6.56           1078         +      Not Applicable
  05/03/2026 05 AM PDT            6.55           1073         -      Not Applicable
  05/03/2026 06 AM PDT            6.58           1087         +      Not Applicable
  05/03/2026 07 AM PDT            6.57           1083         -      Not Applicable
  05/03/2026 08 AM PDT            6.58           1087         +      Not Applicable
  05/03/2026 09 AM PDT            6.57           1083         -      Not Applicable
  05/03/2026 10 AM PDT            6.60           1097         +      Not Applicable
  05/03/2026 11 AM PDT            6.57           1083         -      Not Applicable
  05/03/2026 12 PM PDT            6.58           1087         +      Not Applicable
  05/03/2026 01 PM PDT            6.57           1083         -      Not Applicable
  05/03/2026 02 PM PDT            6.59           1092         +      Not Applicable
  05/03/2026 03 PM PDT            6.57           1083         -      Not Applicable
  05/03/2026 04 PM PDT            6.54           1069         -      Not Applicable
  05/03/2026 05 PM PDT            6.55           1073         +      Not Applicable
  05/03/2026 06 PM PDT            6.54           1069         -      Not Applicable
  05/03/2026 07 PM PDT            6.54           1069         0      Not Applicable
  05/03/2026 08 PM PDT            6.54           1069         0      Not Applicable
  05/03/2026 09 PM PDT            6.60           1097         +      Not Applicable
  05/03/2026 10 PM PDT            6.60           1097         0      Not Applicable
  05/03/2026 11 PM PDT            6.58           1087         -      Not Applicable
  05/04/2026 12 AM PDT            6.56           1078         -      Not Applicable
  05/04/2026 01 AM PDT            6.56           1078         0      Not Applicable
  05/04/2026 02 AM PDT            6.59           1092         +      Not Applicable
  05/04/2026 03 AM PDT            6.61           1102         +      Not Applicable
  05/04/2026 04 AM PDT            6.63           1112         +      Not Applicable
  05/04/2026 05 AM PDT            6.60           1097         -      Not Applicable
  05/04/2026 06 AM PDT            6.58           1087         -      Not Applicable
  05/04/2026 07 AM PDT            6.64           1116         +      Not Applicable
  05/04/2026 08 AM PDT            6.57           1083         -      Not Applicable
  05/04/2026 09 AM PDT            6.58           1087         +      Not Applicable
  05/04/2026 10 AM PDT            6.59           1092         +      Not Applicable
  05/04/2026 11 AM PDT            6.59           1092         0      Not Applicable
  05/04/2026 12 PM PDT            6.60           1097         +      Not Applicable
  05/04/2026 01 PM PDT            6.59           1092         -      Not Applicable
  05/04/2026 02 PM PDT            6.64           1116         +      Not Applicable
  05/04/2026 03 PM PDT            6.61           1102         -      Not Applicable
  05/04/2026 04 PM PDT            6.59           1092         -      Not Applicable
  05/04/2026 05 PM PDT            6.62           1107         +      Not Applicable
  05/04/2026 06 PM PDT            6.60           1097         -      Not Applicable
  05/04/2026 07 PM PDT            6.62           1107         +      Not Applicable
  05/04/2026 08 PM PDT            6.68           1136         +      Not Applicable
  05/04/2026 09 PM PDT            6.90           1248         +      Not Applicable
  05/04/2026 10 PM PDT            6.94           1269         +      Not Applicable
  05/04/2026 11 PM PDT            6.91           1253         -      Not Applicable
  05/05/2026 12 AM PDT            6.99           1297         +      Not Applicable
  05/05/2026 01 AM PDT            7.01           1307         +      Not Applicable
  05/05/2026 02 AM PDT            7.05           1329         +      Not Applicable
  05/05/2026 03 AM PDT            7.13           1374         +      Not Applicable
  05/05/2026 04 AM PDT            7.19           1407         +      Not Applicable
  05/05/2026 05 AM PDT            7.18           1402         -      Not Applicable
  05/05/2026 06 AM PDT            7.16           1390         -      Not Applicable
  05/05/2026 07 AM PDT            7.14           1379         -      Not Applicable
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Forecast Status
# ---------------------------------------------------------------------------------
  05/05/2026 08 AM PDT            7.13           1374                Not Applicable
  05/05/2026 09 AM PDT            7.10           1357         -      Not Applicable
  05/05/2026 10 AM PDT            7.08           1346         -      Not Applicable
  05/05/2026 11 AM PDT            7.06           1335         -      Not Applicable
  05/05/2026 12 PM PDT            7.07           1340         +      Not Applicable
  05/05/2026 01 PM PDT            7.06           1335         -      Not Applicable
  05/05/2026 02 PM PDT            7.05           1329         -      Not Applicable
  05/05/2026 03 PM PDT            7.04           1324         -      Not Applicable
  05/05/2026 04 PM PDT            7.03           1318         -      Not Applicable
  05/05/2026 05 PM PDT            7.03           1318         0      Not Applicable
  05/05/2026 06 PM PDT            7.02           1313         -      Not Applicable
  05/05/2026 07 PM PDT            7.02           1313         0      Not Applicable
  05/05/2026 08 PM PDT            7.02           1313         0      Not Applicable
  05/05/2026 09 PM PDT            7.01           1307         -      Not Applicable
  05/05/2026 10 PM PDT            7.01           1307         0      Not Applicable
  05/05/2026 11 PM PDT            7.01           1307         0      Not Applicable
  05/06/2026 12 AM PDT            7.01           1307         0      Not Applicable
  05/06/2026 01 AM PDT            7.00           1302         -      Not Applicable
  05/06/2026 02 AM PDT            7.00           1302         0      Not Applicable
  05/06/2026 03 AM PDT            7.00           1302         0      Not Applicable
  05/06/2026 04 AM PDT            7.00           1302         0      Not Applicable
  05/06/2026 05 AM PDT            7.00           1302         0      Not Applicable
  05/06/2026 06 AM PDT            6.99           1297         -      Not Applicable
  05/06/2026 07 AM PDT            6.99           1297         0      Not Applicable
  05/06/2026 08 AM PDT            6.99           1297         0      Not Applicable
  05/06/2026 09 AM PDT            6.99           1297         0      Not Applicable
  05/06/2026 10 AM PDT            6.99           1297         0      Not Applicable
  05/06/2026 11 AM PDT            6.98           1291         -      Not Applicable
  05/06/2026 12 PM PDT            6.98           1291         0      Not Applicable
  05/06/2026 01 PM PDT            6.98           1291         0      Not Applicable
  05/06/2026 02 PM PDT            6.98           1291         0      Not Applicable
  05/06/2026 03 PM PDT            6.97           1286         -      Not Applicable
  05/06/2026 04 PM PDT            6.97           1286         0      Not Applicable
  05/06/2026 05 PM PDT            6.97           1286         0      Not Applicable
  05/06/2026 06 PM PDT            6.97           1286         0      Not Applicable
  05/06/2026 07 PM PDT            6.97           1286         0      Not Applicable
  05/06/2026 08 PM PDT            6.96           1280         -      Not Applicable
  05/06/2026 09 PM PDT            6.96           1280         0      Not Applicable
  05/06/2026 10 PM PDT            6.96           1280         0      Not Applicable
  05/06/2026 11 PM PDT            6.96           1280         0      Not Applicable
  05/07/2026 12 AM PDT            6.96           1280         0      Not Applicable
  05/07/2026 01 AM PDT            6.96           1280         0      Not Applicable
  05/07/2026 02 AM PDT            6.95           1275         -      Not Applicable
  05/07/2026 03 AM PDT            6.95           1275         0      Not Applicable
  05/07/2026 04 AM PDT            6.95           1275         0      Not Applicable
  05/07/2026 05 AM PDT            6.95           1275         0      Not Applicable
  05/07/2026 06 AM PDT            6.95           1275         0      Not Applicable
  05/07/2026 07 AM PDT            6.94           1269         -      Not Applicable
  05/07/2026 08 AM PDT            6.94           1269         0      Not Applicable
  05/07/2026 09 AM PDT            6.94           1269         0      Not Applicable
  05/07/2026 10 AM PDT            6.94           1269         0      Not Applicable
  05/07/2026 11 AM PDT            6.93           1264         -      Not Applicable
  05/07/2026 12 PM PDT            6.93           1264         0      Not Applicable
  05/07/2026 01 PM PDT            6.93           1264         0      Not Applicable
  05/07/2026 02 PM PDT            6.93           1264         0      Not Applicable
  05/07/2026 03 PM PDT            6.93           1264         0      Not Applicable
  05/07/2026 04 PM PDT            6.93           1264         0      Not Applicable
  05/07/2026 05 PM PDT            6.92           1259         -      Not Applicable
  05/07/2026 06 PM PDT            6.92           1259         0      Not Applicable
  05/07/2026 07 PM PDT            6.92           1259         0      Not Applicable
  05/07/2026 08 PM PDT            6.92           1259         0      Not Applicable
  05/07/2026 09 PM PDT            6.92           1259         0      Not Applicable
  05/07/2026 10 PM PDT            6.91           1253         -      Not Applicable
  05/07/2026 11 PM PDT            6.91           1253         0      Not Applicable
  05/08/2026 12 AM PDT            6.91           1253         0      Not Applicable
  05/08/2026 01 AM PDT            6.91           1253         0      Not Applicable
  05/08/2026 02 AM PDT            6.91           1253         0      Not Applicable
  05/08/2026 03 AM PDT            6.90           1248         -      Not Applicable
  05/08/2026 04 AM PDT            6.90           1248         0      Not Applicable
  05/08/2026 05 AM PDT            6.90           1248         0      Not Applicable
  05/08/2026 06 AM PDT            6.90           1248         0      Not Applicable
  05/08/2026 07 AM PDT            6.90           1248         0      Not Applicable
  05/08/2026 08 AM PDT            6.89           1243         -      Not Applicable
  05/08/2026 09 AM PDT            6.89           1243         0      Not Applicable
  05/08/2026 10 AM PDT            6.89           1243         0      Not Applicable
  05/08/2026 11 AM PDT            6.89           1243         0      Not Applicable
  05/08/2026 12 PM PDT            6.89           1243         0      Not Applicable
  05/08/2026 01 PM PDT            6.88           1237         -      Not Applicable
  05/08/2026 02 PM PDT            6.88           1237         0      Not Applicable
  05/08/2026 03 PM PDT            6.88           1237         0      Not Applicable
  05/08/2026 04 PM PDT            6.88           1237         0      Not Applicable
  05/08/2026 05 PM PDT            6.88           1237         0      Not Applicable
  05/08/2026 06 PM PDT            6.88           1237         0      Not Applicable
  05/08/2026 07 PM PDT            6.87           1232         -      Not Applicable
  05/08/2026 08 PM PDT            6.87           1232         0      Not Applicable
  05/08/2026 09 PM PDT            6.87           1232         0      Not Applicable
  05/08/2026 10 PM PDT            6.87           1232         0      Not Applicable
  05/08/2026 11 PM PDT            6.87           1232         0      Not Applicable
  05/09/2026 12 AM PDT            6.87           1232         0      Not Applicable
  05/09/2026 01 AM PDT            6.86           1227         -      Not Applicable
  05/09/2026 02 AM PDT            6.86           1227         0      Not Applicable
  05/09/2026 03 AM PDT            6.86           1227         0      Not Applicable
  05/09/2026 04 AM PDT            6.86           1227         0      Not Applicable
  05/09/2026 05 AM PDT            6.86           1227         0      Not Applicable
  05/09/2026 06 AM PDT            6.85           1222         -      Not Applicable
  05/09/2026 07 AM PDT            6.85           1222         0      Not Applicable
  05/09/2026 08 AM PDT            6.85           1222         0      Not Applicable
  05/09/2026 09 AM PDT            6.85           1222         0      Not Applicable
  05/09/2026 10 AM PDT            6.85           1222         0      Not Applicable
  05/09/2026 11 AM PDT            6.84           1217         -      Not Applicable
  05/09/2026 12 PM PDT            6.84           1217         0      Not Applicable
  05/09/2026 01 PM PDT            6.84           1217         0      Not Applicable
  05/09/2026 02 PM PDT            6.84           1217         0      Not Applicable
  05/09/2026 03 PM PDT            6.84           1217         0      Not Applicable
  05/09/2026 04 PM PDT            6.84           1217         0      Not Applicable
  05/09/2026 05 PM PDT            6.83           1211         -      Not Applicable
  05/09/2026 06 PM PDT            6.83           1211         0      Not Applicable
  05/09/2026 07 PM PDT            6.83           1211         0      Not Applicable
  05/09/2026 08 PM PDT            6.83           1211         0      Not Applicable
  05/09/2026 09 PM PDT            6.83           1211         0      Not Applicable
  05/09/2026 10 PM PDT            6.83           1211         0      Not Applicable
  05/09/2026 11 PM PDT            6.82           1206         -      Not Applicable
  05/10/2026 12 AM PDT            6.82           1206         0      Not Applicable
  05/10/2026 01 AM PDT            6.82           1206         0      Not Applicable
  05/10/2026 02 AM PDT            6.82           1206         0      Not Applicable
  05/10/2026 03 AM PDT            6.82           1206         0      Not Applicable
  05/10/2026 04 AM PDT            6.82           1206         0      Not Applicable
  05/10/2026 05 AM PDT            6.81           1201         -      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.