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SAN JOAQUIN RIVER - PATTERSON (PATC1)
| Latitude: 37.49º N | Longitude: 121.08º W | Elevation: 97 Feet | | Forecast Type: Official Location |
| Location: Stanislaus County in California | Bulletin Group: San Joaquin | River Group: San Joaquin |
| Issuance Time: | Feb 15 2026 at 8:09 AM PST | Next Issuance: | Feb 16 2026 at 9:00 AM PST
| |
| Action/Monitor: 48.0 Feet | Minor Flood: 54.7 Feet | Moderate Flood: 57.3 Feet | Major Flood: 58.3 Feet |
# Tabular Observed and Forecast Hydrograph Information
#
# Location: San Joaquin River - Patterson (PATC1)
#
# File Generation Time: 02/15/2026 at 08:09 AM PST
# Data Interval: 1 Hour
#
# Most Recent Date & Time of Maximum Observed: 02/15/2026 at 07:00 AM PST
# Maximum Observed Stage: 33.06 Feet
# Maximum Observed Flow: 1215 cfs
#
# Earliest Date & Time of Maximum Forecast: 02/20/2026 at 04:00 AM PST
# Maximum Forecast Stage: 34.83 Feet
# Maximum Forecast Flow: 2013 cfs
#
# OBSERVED
#
# Date & Time (Local) Stage (Feet) Flow (cfs) Trend Observed Status
# ---------------------------------------------------------------------------------
02/10/2026 08 AM PST 32.95 1170 Normal
02/10/2026 09 AM PST 32.95 1170 0 Normal
02/10/2026 10 AM PST 32.94 1166 - Normal
02/10/2026 11 AM PST 32.94 1166 0 Normal
02/10/2026 12 PM PST 32.93 1162 - Normal
02/10/2026 01 PM PST 32.94 1166 + Normal
02/10/2026 02 PM PST 32.93 1162 - Normal
02/10/2026 03 PM PST 32.93 1162 0 Normal
02/10/2026 04 PM PST 32.94 1166 + Normal
02/10/2026 05 PM PST 32.93 1162 - Normal
02/10/2026 06 PM PST 32.94 1166 + Normal
02/10/2026 07 PM PST 32.94 1166 0 Normal
02/10/2026 08 PM PST 32.94 1166 0 Normal
02/10/2026 09 PM PST 32.94 1166 0 Normal
02/10/2026 10 PM PST 32.94 1166 0 Normal
02/10/2026 11 PM PST 32.93 1162 - Normal
02/11/2026 12 AM PST 32.94 1166 + Normal
02/11/2026 01 AM PST 32.94 1166 0 Normal
02/11/2026 02 AM PST 32.94 1166 0 Normal
02/11/2026 03 AM PST 32.95 1170 + Normal
02/11/2026 04 AM PST 32.95 1170 0 Normal
02/11/2026 05 AM PST 32.95 1170 0 Normal
02/11/2026 06 AM PST 32.95 1170 0 Normal
02/11/2026 07 AM PST 32.94 1166 - Normal
02/11/2026 08 AM PST 32.94 1166 0 Normal
02/11/2026 09 AM PST 32.95 1170 + Normal
02/11/2026 10 AM PST 32.95 1170 0 Normal
02/11/2026 11 AM PST 32.94 1166 - Normal
02/11/2026 12 PM PST 32.94 1166 0 Normal
02/11/2026 01 PM PST 32.94 1166 0 Normal
02/11/2026 02 PM PST 32.94 1166 0 Normal
02/11/2026 03 PM PST 32.95 1170 + Normal
02/11/2026 04 PM PST 32.95 1170 0 Normal
02/11/2026 05 PM PST 32.95 1170 0 Normal
02/11/2026 06 PM PST 32.95 1170 0 Normal
02/11/2026 07 PM PST 32.95 1170 0 Normal
02/11/2026 08 PM PST 32.96 1174 + Normal
02/11/2026 09 PM PST 32.96 1174 0 Normal
02/11/2026 10 PM PST 32.98 1182 + Normal
02/11/2026 11 PM PST 32.98 1182 0 Normal
02/12/2026 12 AM PST 32.99 1186 + Normal
02/12/2026 01 AM PST 32.99 1186 0 Normal
02/12/2026 02 AM PST 32.99 1186 0 Normal
02/12/2026 03 AM PST 33.00 1190 + Normal
02/12/2026 04 AM PST 32.99 1186 - Normal
02/12/2026 05 AM PST 32.99 1186 0 Normal
02/12/2026 06 AM PST 33.00 1190 + Normal
02/12/2026 07 AM PST 33.00 1190 0 Normal
02/12/2026 08 AM PST 33.00 1190 0 Normal
02/12/2026 09 AM PST 33.00 1190 0 Normal
02/12/2026 10 AM PST 33.00 1190 0 Normal
02/12/2026 11 AM PST 33.02 1198 + Normal
02/12/2026 12 PM PST 33.02 1198 0 Normal
02/12/2026 01 PM PST 33.02 1198 0 Normal
02/12/2026 02 PM PST 33.03 1202 + Normal
02/12/2026 03 PM PST 33.03 1202 0 Normal
02/12/2026 04 PM PST 33.02 1198 - Normal
02/12/2026 05 PM PST 33.02 1198 0 Normal
02/12/2026 06 PM PST 33.01 1194 - Normal
02/12/2026 07 PM PST 33.01 1194 0 Normal
02/12/2026 08 PM PST 33.01 1194 0 Normal
02/12/2026 09 PM PST 33.00 1190 - Normal
02/12/2026 10 PM PST 33.00 1190 0 Normal
02/12/2026 11 PM PST 33.00 1190 0 Normal
02/13/2026 12 AM PST 33.00 1190 0 Normal
02/13/2026 01 AM PST 32.99 1186 - Normal
02/13/2026 02 AM PST 32.99 1186 0 Normal
02/13/2026 03 AM PST 32.99 1186 0 Normal
02/13/2026 04 AM PST 32.99 1186 0 Normal
02/13/2026 05 AM PST 33.00 1190 + Normal
02/13/2026 06 AM PST 33.00 1190 0 Normal
02/13/2026 07 AM PST 33.01 1194 + Normal
02/13/2026 08 AM PST 33.01 1194 0 Normal
02/13/2026 09 AM PST 33.01 1194 0 Normal
02/13/2026 10 AM PST 33.02 1198 + Normal
02/13/2026 11 AM PST 33.02 1198 0 Normal
02/13/2026 12 PM PST 33.02 1198 0 Normal
02/13/2026 01 PM PST 33.02 1198 0 Normal
02/13/2026 02 PM PST 33.02 1198 0 Normal
02/13/2026 03 PM PST 33.02 1198 0 Normal
02/13/2026 04 PM PST 33.03 1202 + Normal
02/13/2026 05 PM PST 33.02 1198 - Normal
02/13/2026 06 PM PST 33.02 1198 0 Normal
02/13/2026 07 PM PST 33.02 1198 0 Normal
02/13/2026 08 PM PST 33.02 1198 0 Normal
02/13/2026 09 PM PST 33.02 1198 0 Normal
02/13/2026 10 PM PST 33.02 1198 0 Normal
02/13/2026 11 PM PST 33.01 1194 - Normal
02/14/2026 12 AM PST 33.02 1198 + Normal
02/14/2026 01 AM PST 33.02 1198 0 Normal
02/14/2026 02 AM PST 33.02 1198 0 Normal
02/14/2026 03 AM PST 33.03 1202 + Normal
02/14/2026 04 AM PST 33.02 1198 - Normal
02/14/2026 05 AM PST 33.03 1202 + Normal
02/14/2026 06 AM PST 33.03 1202 0 Normal
02/14/2026 07 AM PST 33.03 1202 0 Normal
02/14/2026 08 AM PST 33.04 1206 + Normal
02/14/2026 09 AM PST 33.05 1210 + Normal
02/14/2026 10 AM PST 33.05 1210 0 Normal
02/14/2026 11 AM PST 33.05 1210 0 Normal
02/14/2026 12 PM PST 33.05 1210 0 Normal
02/14/2026 01 PM PST 33.06 1215 + Normal
02/14/2026 02 PM PST 33.06 1215 0 Normal
02/14/2026 03 PM PST 33.06 1215 0 Normal
02/14/2026 04 PM PST 33.06 1215 0 Normal
02/14/2026 05 PM PST 33.06 1215 0 Normal
02/14/2026 06 PM PST 33.05 1210 - Normal
02/14/2026 07 PM PST 33.06 1215 + Normal
02/14/2026 08 PM PST 33.05 1210 - Normal
02/14/2026 09 PM PST 33.06 1215 + Normal
02/14/2026 10 PM PST 33.05 1210 - Normal
02/14/2026 11 PM PST 33.06 1215 + Normal
02/15/2026 12 AM PST 33.05 1210 - Normal
02/15/2026 01 AM PST 33.05 1210 0 Normal
02/15/2026 02 AM PST 33.06 1215 + Normal
02/15/2026 03 AM PST 33.05 1210 - Normal
02/15/2026 04 AM PST 33.05 1210 0 Normal
02/15/2026 05 AM PST 33.06 1215 + Normal
02/15/2026 06 AM PST 33.06 1215 0 Normal
02/15/2026 07 AM PST 33.06 1215 0 Normal
#
# FORECAST
#
# Date & Time (Local) Stage (Feet) Flow (cfs) Trend Forecast Status
# ---------------------------------------------------------------------------------
02/15/2026 08 AM PST 33.06 1215 Normal
02/15/2026 09 AM PST 33.06 1215 0 Normal
02/15/2026 10 AM PST 33.06 1215 0 Normal
02/15/2026 11 AM PST 33.07 1219 + Normal
02/15/2026 12 PM PST 33.07 1219 0 Normal
02/15/2026 01 PM PST 33.07 1219 0 Normal
02/15/2026 02 PM PST 33.07 1219 0 Normal
02/15/2026 03 PM PST 33.07 1219 0 Normal
02/15/2026 04 PM PST 33.07 1219 0 Normal
02/15/2026 05 PM PST 33.07 1219 0 Normal
02/15/2026 06 PM PST 33.07 1219 0 Normal
02/15/2026 07 PM PST 33.07 1219 0 Normal
02/15/2026 08 PM PST 33.07 1219 0 Normal
02/15/2026 09 PM PST 33.07 1219 0 Normal
02/15/2026 10 PM PST 33.07 1219 0 Normal
02/15/2026 11 PM PST 33.07 1219 0 Normal
02/16/2026 12 AM PST 33.07 1219 0 Normal
02/16/2026 01 AM PST 33.07 1219 0 Normal
02/16/2026 02 AM PST 33.07 1219 0 Normal
02/16/2026 03 AM PST 33.07 1219 0 Normal
02/16/2026 04 AM PST 33.07 1219 0 Normal
02/16/2026 05 AM PST 33.07 1219 0 Normal
02/16/2026 06 AM PST 33.07 1219 0 Normal
02/16/2026 07 AM PST 33.07 1219 0 Normal
02/16/2026 08 AM PST 33.07 1219 0 Normal
02/16/2026 09 AM PST 33.07 1219 0 Normal
02/16/2026 10 AM PST 33.07 1219 0 Normal
02/16/2026 11 AM PST 33.07 1219 0 Normal
02/16/2026 12 PM PST 33.07 1219 0 Normal
02/16/2026 01 PM PST 33.07 1219 0 Normal
02/16/2026 02 PM PST 33.07 1219 0 Normal
02/16/2026 03 PM PST 33.07 1219 0 Normal
02/16/2026 04 PM PST 33.06 1215 - Normal
02/16/2026 05 PM PST 33.06 1215 0 Normal
02/16/2026 06 PM PST 33.06 1215 0 Normal
02/16/2026 07 PM PST 33.06 1215 0 Normal
02/16/2026 08 PM PST 33.06 1215 0 Normal
02/16/2026 09 PM PST 33.06 1215 0 Normal
02/16/2026 10 PM PST 33.06 1215 0 Normal
02/16/2026 11 PM PST 33.06 1215 0 Normal
02/17/2026 12 AM PST 33.05 1210 - Normal
02/17/2026 01 AM PST 33.05 1210 0 Normal
02/17/2026 02 AM PST 33.05 1210 0 Normal
02/17/2026 03 AM PST 33.05 1210 0 Normal
02/17/2026 04 AM PST 33.05 1210 0 Normal
02/17/2026 05 AM PST 33.05 1210 0 Normal
02/17/2026 06 AM PST 33.05 1210 0 Normal
02/17/2026 07 AM PST 33.05 1210 0 Normal
02/17/2026 08 AM PST 33.05 1210 0 Normal
02/17/2026 09 AM PST 33.04 1206 - Normal
02/17/2026 10 AM PST 33.04 1206 0 Normal
02/17/2026 11 AM PST 33.04 1206 0 Normal
02/17/2026 12 PM PST 33.04 1206 0 Normal
02/17/2026 01 PM PST 33.04 1206 0 Normal
02/17/2026 02 PM PST 33.04 1206 0 Normal
02/17/2026 03 PM PST 33.04 1206 0 Normal
02/17/2026 04 PM PST 33.04 1206 0 Normal
02/17/2026 05 PM PST 33.05 1210 + Normal
02/17/2026 06 PM PST 33.05 1210 0 Normal
02/17/2026 07 PM PST 33.05 1210 0 Normal
02/17/2026 08 PM PST 33.06 1215 + Normal
02/17/2026 09 PM PST 33.07 1219 + Normal
02/17/2026 10 PM PST 33.08 1223 + Normal
02/17/2026 11 PM PST 33.10 1231 + Normal
02/18/2026 12 AM PST 33.11 1235 + Normal
02/18/2026 01 AM PST 33.13 1243 + Normal
02/18/2026 02 AM PST 33.15 1252 + Normal
02/18/2026 03 AM PST 33.17 1260 + Normal
02/18/2026 04 AM PST 33.20 1272 + Normal
02/18/2026 05 AM PST 33.22 1281 + Normal
02/18/2026 06 AM PST 33.25 1293 + Normal
02/18/2026 07 AM PST 33.28 1306 + Normal
02/18/2026 08 AM PST 33.31 1318 + Normal
02/18/2026 09 AM PST 33.34 1331 + Normal
02/18/2026 10 AM PST 33.36 1340 + Normal
02/18/2026 11 AM PST 33.39 1352 + Normal
02/18/2026 12 PM PST 33.42 1365 + Normal
02/18/2026 01 PM PST 33.45 1378 + Normal
02/18/2026 02 PM PST 33.47 1387 + Normal
02/18/2026 03 PM PST 33.50 1400 + Normal
02/18/2026 04 PM PST 33.53 1413 + Normal
02/18/2026 05 PM PST 33.55 1421 + Normal
02/18/2026 06 PM PST 33.59 1439 + Normal
02/18/2026 07 PM PST 33.62 1452 + Normal
02/18/2026 08 PM PST 33.66 1469 + Normal
02/18/2026 09 PM PST 33.71 1492 + Normal
02/18/2026 10 PM PST 33.76 1514 + Normal
02/18/2026 11 PM PST 33.81 1536 + Normal
02/19/2026 12 AM PST 33.87 1563 + Normal
02/19/2026 01 AM PST 33.93 1591 + Normal
02/19/2026 02 AM PST 33.99 1618 + Normal
02/19/2026 03 AM PST 34.05 1646 + Normal
02/19/2026 04 AM PST 34.10 1669 + Normal
02/19/2026 05 AM PST 34.16 1697 + Normal
02/19/2026 06 AM PST 34.21 1720 + Normal
02/19/2026 07 AM PST 34.26 1744 + Normal
02/19/2026 08 AM PST 34.30 1763 + Normal
02/19/2026 09 AM PST 34.34 1782 + Normal
02/19/2026 10 AM PST 34.38 1801 + Normal
02/19/2026 11 AM PST 34.41 1816 + Normal
02/19/2026 12 PM PST 34.45 1835 + Normal
02/19/2026 01 PM PST 34.48 1849 + Normal
02/19/2026 02 PM PST 34.51 1863 + Normal
02/19/2026 03 PM PST 34.54 1877 + Normal
02/19/2026 04 PM PST 34.57 1890 + Normal
02/19/2026 05 PM PST 34.59 1900 + Normal
02/19/2026 06 PM PST 34.62 1914 + Normal
02/19/2026 07 PM PST 34.64 1923 + Normal
02/19/2026 08 PM PST 34.66 1932 + Normal
02/19/2026 09 PM PST 34.68 1942 + Normal
02/19/2026 10 PM PST 34.70 1951 + Normal
02/19/2026 11 PM PST 34.73 1965 + Normal
02/20/2026 12 AM PST 34.75 1975 + Normal
02/20/2026 01 AM PST 34.77 1984 + Normal
02/20/2026 02 AM PST 34.79 1994 + Normal
02/20/2026 03 AM PST 34.81 2003 + Normal
02/20/2026 04 AM PST 34.83 2013 + 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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