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SAN JOAQUIN RIVER - NEWMAN (NWMC1)
| Latitude: 37.35º N | Longitude: 120.98º W | Elevation: 90 Feet | | Forecast Type: Official Location |
| Location: Merced County in California | Bulletin Group: San Joaquin | River Group: San Joaquin |
| Issuance Time: | Sep 26 2026 at 8:10 AM PDT | Next Issuance: | Sep 27 2026 at 9:00 AM PDT
| |
| Action: 63.0 Feet | Minor Flood: 69.4 Feet | Moderate Flood: 70.7 Feet | Major Flood: 71.7 Feet |
# Tabular Observed and Forecast Hydrograph Information
#
# Location: San Joaquin River - Newman (NWMC1)
#
# File Generation Time: 09/26/2026 at 08:10 AM PDT
# Data Interval: 1 Hour
#
# Most Recent Date & Time of Maximum Observed: 09/21/2026 at 08:00 AM PDT
# Maximum Observed Stage: 48.14 Feet
# Maximum Observed Flow: 240 cfs
#
# Earliest Date & Time of Maximum Forecast: 10/01/2026 at 02:00 AM PDT
# Maximum Forecast Stage: 48.24 Feet
# Maximum Forecast Flow: 260 cfs
#
# OBSERVED
#
# Date & Time (Local) Stage (Feet) Flow (cfs) Trend Observed Status
# ---------------------------------------------------------------------------------
09/21/2026 08 AM PDT 48.14 240 Normal
09/21/2026 09 AM PDT 48.13 237 - Normal
09/21/2026 10 AM PDT 48.13 237 0 Normal
09/21/2026 11 AM PDT 48.12 235 - Normal
09/21/2026 12 PM PDT 48.11 233 - Normal
09/21/2026 01 PM PDT 48.10 231 - Normal
09/21/2026 02 PM PDT 48.10 231 0 Normal
09/21/2026 03 PM PDT 48.09 229 - Normal
09/21/2026 04 PM PDT 48.10 231 + Normal
09/21/2026 05 PM PDT 48.10 231 0 Normal
09/21/2026 06 PM PDT 48.10 231 0 Normal
09/21/2026 07 PM PDT 48.10 231 0 Normal
09/21/2026 08 PM PDT 48.09 229 - Normal
09/21/2026 09 PM PDT 48.08 227 - Normal
09/21/2026 10 PM PDT 48.07 225 - Normal
09/21/2026 11 PM PDT 48.07 225 0 Normal
09/22/2026 12 AM PDT 48.06 223 - Normal
09/22/2026 01 AM PDT 48.06 223 0 Normal
09/22/2026 02 AM PDT 48.05 221 - Normal
09/22/2026 03 AM PDT 48.05 221 0 Normal
09/22/2026 04 AM PDT 48.04 219 - Normal
09/22/2026 05 AM PDT 48.03 217 - Normal
09/22/2026 06 AM PDT 48.03 217 0 Normal
09/22/2026 07 AM PDT 48.02 215 - Normal
09/22/2026 08 AM PDT 48.01 214 - Normal
09/22/2026 09 AM PDT 48.01 214 0 Normal
09/22/2026 10 AM PDT 48.00 212 - Normal
09/22/2026 11 AM PDT 47.99 210 - Normal
09/22/2026 12 PM PDT 47.98 208 - Normal
09/22/2026 01 PM PDT 47.97 206 - Normal
09/22/2026 02 PM PDT 47.96 204 - Normal
09/22/2026 03 PM PDT 47.96 204 0 Normal
09/22/2026 04 PM PDT 47.95 202 - Normal
09/22/2026 05 PM PDT 47.95 202 0 Normal
09/22/2026 06 PM PDT 47.95 202 0 Normal
09/22/2026 07 PM PDT 47.95 202 0 Normal
09/22/2026 08 PM PDT 47.95 202 0 Normal
09/22/2026 09 PM PDT 47.95 202 0 Normal
09/22/2026 10 PM PDT 47.96 204 + Normal
09/22/2026 11 PM PDT 47.96 204 0 Normal
09/23/2026 12 AM PDT 47.95 202 - Normal
09/23/2026 01 AM PDT 47.95 202 0 Normal
09/23/2026 02 AM PDT 47.95 202 0 Normal
09/23/2026 03 AM PDT 47.95 202 0 Normal
09/23/2026 04 AM PDT 47.95 202 0 Normal
09/23/2026 05 AM PDT 47.95 202 0 Normal
09/23/2026 06 AM PDT 47.95 202 0 Normal
09/23/2026 07 AM PDT 47.96 204 + Normal
09/23/2026 08 AM PDT 47.96 204 0 Normal
09/23/2026 09 AM PDT 47.97 206 + Normal
09/23/2026 10 AM PDT 47.97 206 0 Normal
09/23/2026 11 AM PDT 47.98 208 + Normal
09/23/2026 12 PM PDT 47.98 208 0 Normal
09/23/2026 01 PM PDT 47.98 208 0 Normal
09/23/2026 02 PM PDT 47.98 208 0 Normal
09/23/2026 03 PM PDT 47.98 208 0 Normal
09/23/2026 04 PM PDT 47.98 208 0 Normal
09/23/2026 05 PM PDT 47.97 206 - Normal
09/23/2026 06 PM PDT 47.97 206 0 Normal
09/23/2026 07 PM PDT 47.98 208 + Normal
09/23/2026 08 PM PDT 47.98 208 0 Normal
09/23/2026 09 PM PDT 47.98 208 0 Normal
09/23/2026 10 PM PDT 47.98 208 0 Normal
09/23/2026 11 PM PDT 47.98 208 0 Normal
09/24/2026 12 AM PDT 47.99 210 + Normal
09/24/2026 01 AM PDT 47.99 210 0 Normal
09/24/2026 02 AM PDT 47.99 210 0 Normal
09/24/2026 03 AM PDT 47.99 210 0 Normal
09/24/2026 04 AM PDT 47.99 210 0 Normal
09/24/2026 05 AM PDT 47.99 210 0 Normal
09/24/2026 06 AM PDT 47.99 210 0 Normal
09/24/2026 07 AM PDT 47.99 210 0 Normal
09/24/2026 08 AM PDT 47.99 210 0 Normal
09/24/2026 09 AM PDT 47.99 210 0 Normal
09/24/2026 10 AM PDT 47.99 210 0 Normal
09/24/2026 11 AM PDT 47.99 210 0 Normal
09/24/2026 12 PM PDT 47.98 208 - Normal
09/24/2026 01 PM PDT 47.97 206 - Normal
09/24/2026 02 PM PDT 47.97 206 0 Normal
09/24/2026 03 PM PDT 47.96 204 - Normal
09/24/2026 04 PM PDT 47.96 204 0 Normal
09/24/2026 05 PM PDT 47.95 202 - Normal
09/24/2026 06 PM PDT 47.94 200 - Normal
09/24/2026 07 PM PDT 47.93 198 - Normal
09/24/2026 08 PM PDT 47.92 196 - Normal
09/24/2026 09 PM PDT 47.92 196 0 Normal
09/24/2026 10 PM PDT 47.92 196 0 Normal
09/24/2026 11 PM PDT 47.91 194 - Normal
09/25/2026 12 AM PDT 47.91 194 0 Normal
09/25/2026 01 AM PDT 47.91 194 0 Normal
09/25/2026 02 AM PDT 47.91 194 0 Normal
09/25/2026 03 AM PDT 47.92 196 + Normal
09/25/2026 04 AM PDT 47.92 196 0 Normal
09/25/2026 05 AM PDT 47.93 198 + Normal
09/25/2026 06 AM PDT 47.94 200 + Normal
09/25/2026 07 AM PDT 47.95 202 + Normal
09/25/2026 08 AM PDT 47.95 202 0 Normal
09/25/2026 09 AM PDT 47.96 204 + Normal
09/25/2026 10 AM PDT 47.96 204 0 Normal
09/25/2026 11 AM PDT 47.96 204 0 Normal
09/25/2026 12 PM PDT 47.97 206 + Normal
09/25/2026 01 PM PDT 47.97 206 0 Normal
09/25/2026 02 PM PDT 47.97 206 0 Normal
09/25/2026 03 PM PDT 47.97 206 0 Normal
09/25/2026 04 PM PDT 47.98 208 + Normal
09/25/2026 05 PM PDT 47.98 208 0 Normal
09/25/2026 06 PM PDT 47.99 210 + Normal
09/25/2026 07 PM PDT 47.99 210 0 Normal
09/25/2026 08 PM PDT 48.00 212 + Normal
09/25/2026 09 PM PDT 48.00 212 0 Normal
09/25/2026 10 PM PDT 48.00 212 0 Normal
09/25/2026 11 PM PDT 48.00 212 0 Normal
09/26/2026 12 AM PDT 48.00 212 0 Normal
09/26/2026 01 AM PDT 48.00 212 0 Normal
09/26/2026 02 AM PDT 47.99 210 - Normal
09/26/2026 03 AM PDT 47.99 210 0 Normal
09/26/2026 04 AM PDT 47.99 210 0 Normal
09/26/2026 05 AM PDT 47.98 208 - Normal
09/26/2026 06 AM PDT 47.98 208 0 Normal
09/26/2026 07 AM PDT 47.98 208 0 Normal
09/26/2026 08 AM PDT 47.97 206 - Normal
#
# FORECAST
#
# Date & Time (Local) Stage (Feet) Flow (cfs) Trend Forecast Status
# ---------------------------------------------------------------------------------
09/26/2026 09 AM PDT 47.97 206 Normal
09/26/2026 10 AM PDT 47.96 204 - Normal
09/26/2026 11 AM PDT 47.96 204 0 Normal
09/26/2026 12 PM PDT 47.96 204 0 Normal
09/26/2026 01 PM PDT 47.96 204 0 Normal
09/26/2026 02 PM PDT 47.95 202 - Normal
09/26/2026 03 PM PDT 47.95 202 0 Normal
09/26/2026 04 PM PDT 47.95 202 0 Normal
09/26/2026 05 PM PDT 47.95 202 0 Normal
09/26/2026 06 PM PDT 47.95 202 0 Normal
09/26/2026 07 PM PDT 47.96 204 + Normal
09/26/2026 08 PM PDT 47.96 204 0 Normal
09/26/2026 09 PM PDT 47.96 204 0 Normal
09/26/2026 10 PM PDT 47.96 204 0 Normal
09/26/2026 11 PM PDT 47.96 204 0 Normal
09/27/2026 12 AM PDT 47.97 206 + Normal
09/27/2026 01 AM PDT 47.97 206 0 Normal
09/27/2026 02 AM PDT 47.97 206 0 Normal
09/27/2026 03 AM PDT 47.98 208 + Normal
09/27/2026 04 AM PDT 47.98 208 0 Normal
09/27/2026 05 AM PDT 47.98 208 0 Normal
09/27/2026 06 AM PDT 47.99 210 + Normal
09/27/2026 07 AM PDT 47.99 210 0 Normal
09/27/2026 08 AM PDT 47.99 210 0 Normal
09/27/2026 09 AM PDT 48.00 212 + Normal
09/27/2026 10 AM PDT 48.00 212 0 Normal
09/27/2026 11 AM PDT 48.01 214 + Normal
09/27/2026 12 PM PDT 48.01 214 0 Normal
09/27/2026 01 PM PDT 48.02 215 + Normal
09/27/2026 02 PM PDT 48.02 215 0 Normal
09/27/2026 03 PM PDT 48.02 215 0 Normal
09/27/2026 04 PM PDT 48.03 217 + Normal
09/27/2026 05 PM PDT 48.03 217 0 Normal
09/27/2026 06 PM PDT 48.04 219 + Normal
09/27/2026 07 PM PDT 48.04 219 0 Normal
09/27/2026 08 PM PDT 48.05 221 + Normal
09/27/2026 09 PM PDT 48.05 221 0 Normal
09/27/2026 10 PM PDT 48.05 221 0 Normal
09/27/2026 11 PM PDT 48.06 223 + Normal
09/28/2026 12 AM PDT 48.06 223 0 Normal
09/28/2026 01 AM PDT 48.07 225 + Normal
09/28/2026 02 AM PDT 48.07 225 0 Normal
09/28/2026 03 AM PDT 48.08 227 + Normal
09/28/2026 04 AM PDT 48.08 227 0 Normal
09/28/2026 05 AM PDT 48.08 227 0 Normal
09/28/2026 06 AM PDT 48.09 229 + Normal
09/28/2026 07 AM PDT 48.09 229 0 Normal
09/28/2026 08 AM PDT 48.09 229 0 Normal
09/28/2026 09 AM PDT 48.10 231 + Normal
09/28/2026 10 AM PDT 48.10 231 0 Normal
09/28/2026 11 AM PDT 48.11 233 + Normal
09/28/2026 12 PM PDT 48.11 233 0 Normal
09/28/2026 01 PM PDT 48.11 233 0 Normal
09/28/2026 02 PM PDT 48.12 235 + Normal
09/28/2026 03 PM PDT 48.12 235 0 Normal
09/28/2026 04 PM PDT 48.12 235 0 Normal
09/28/2026 05 PM PDT 48.13 237 + Normal
09/28/2026 06 PM PDT 48.13 237 0 Normal
09/28/2026 07 PM PDT 48.13 237 0 Normal
09/28/2026 08 PM PDT 48.14 240 + Normal
09/28/2026 09 PM PDT 48.14 240 0 Normal
09/28/2026 10 PM PDT 48.14 240 0 Normal
09/28/2026 11 PM PDT 48.15 242 + Normal
09/29/2026 12 AM PDT 48.15 242 0 Normal
09/29/2026 01 AM PDT 48.15 242 0 Normal
09/29/2026 02 AM PDT 48.16 244 + Normal
09/29/2026 03 AM PDT 48.16 244 0 Normal
09/29/2026 04 AM PDT 48.16 244 0 Normal
09/29/2026 05 AM PDT 48.16 244 0 Normal
09/29/2026 06 AM PDT 48.17 246 + Normal
09/29/2026 07 AM PDT 48.17 246 0 Normal
09/29/2026 08 AM PDT 48.17 246 0 Normal
09/29/2026 09 AM PDT 48.17 246 0 Normal
09/29/2026 10 AM PDT 48.18 248 + Normal
09/29/2026 11 AM PDT 48.18 248 0 Normal
09/29/2026 12 PM PDT 48.18 248 0 Normal
09/29/2026 01 PM PDT 48.18 248 0 Normal
09/29/2026 02 PM PDT 48.19 250 + Normal
09/29/2026 03 PM PDT 48.19 250 0 Normal
09/29/2026 04 PM PDT 48.19 250 0 Normal
09/29/2026 05 PM PDT 48.19 250 0 Normal
09/29/2026 06 PM PDT 48.19 250 0 Normal
09/29/2026 07 PM PDT 48.20 252 + Normal
09/29/2026 08 PM PDT 48.20 252 0 Normal
09/29/2026 09 PM PDT 48.20 252 0 Normal
09/29/2026 10 PM PDT 48.20 252 0 Normal
09/29/2026 11 PM PDT 48.20 252 0 Normal
09/30/2026 12 AM PDT 48.20 252 0 Normal
09/30/2026 01 AM PDT 48.21 254 + Normal
09/30/2026 02 AM PDT 48.21 254 0 Normal
09/30/2026 03 AM PDT 48.21 254 0 Normal
09/30/2026 04 AM PDT 48.21 254 0 Normal
09/30/2026 05 AM PDT 48.21 254 0 Normal
09/30/2026 06 AM PDT 48.21 254 0 Normal
09/30/2026 07 AM PDT 48.22 256 + Normal
09/30/2026 08 AM PDT 48.22 256 0 Normal
09/30/2026 09 AM PDT 48.22 256 0 Normal
09/30/2026 10 AM PDT 48.22 256 0 Normal
09/30/2026 11 AM PDT 48.22 256 0 Normal
09/30/2026 12 PM PDT 48.22 256 0 Normal
09/30/2026 01 PM PDT 48.22 256 0 Normal
09/30/2026 02 PM PDT 48.22 256 0 Normal
09/30/2026 03 PM PDT 48.23 258 + Normal
09/30/2026 04 PM PDT 48.23 258 0 Normal
09/30/2026 05 PM PDT 48.23 258 0 Normal
09/30/2026 06 PM PDT 48.23 258 0 Normal
09/30/2026 07 PM PDT 48.23 258 0 Normal
09/30/2026 08 PM PDT 48.23 258 0 Normal
09/30/2026 09 PM PDT 48.23 258 0 Normal
09/30/2026 10 PM PDT 48.23 258 0 Normal
09/30/2026 11 PM PDT 48.23 258 0 Normal
10/01/2026 12 AM PDT 48.23 258 0 Normal
10/01/2026 01 AM PDT 48.23 258 0 Normal
10/01/2026 02 AM PDT 48.24 260 + Normal
10/01/2026 03 AM PDT 48.24 260 0 Normal
10/01/2026 04 AM PDT 48.24 260 0 Normal
10/01/2026 05 AM PDT 48.24 260 0 Normal
#
# 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.
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