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MERCED RIVER - STEVINSON (STVC1)
| Latitude: 37.37º N | Longitude: 120.93º W | Elevation: 82 Feet | | Forecast Type: Official Location |
| Location: Merced County in California | Bulletin Group: San Joaquin | River Group: San Joaquin |
| Issuance Time: | Sep 23 2026 at 7:10 AM PDT | Next Issuance: | Sep 24 2026 at 9:00 AM PDT
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| Action: 68.0 Feet | Minor Flood: 71.0 Feet | Moderate Flood: 73.8 Feet | Major Flood: 75.0 Feet |
# Tabular Observed and Forecast Hydrograph Information
#
# Location: Merced River - Stevinson (STVC1)
#
# File Generation Time: 09/23/2026 at 07:10 AM PDT
# Data Interval: 1 Hour
#
# Most Recent Date & Time of Maximum Observed: 09/20/2026 at 09:00 PM PDT
# Maximum Observed Stage: 57.07 Feet
# Maximum Observed Flow: 170 cfs
#
# Earliest Date & Time of Maximum Forecast: 09/26/2026 at 03:00 PM PDT
# Maximum Forecast Stage: 56.95 Feet
# Maximum Forecast Flow: 159 cfs
#
# OBSERVED
#
# Date & Time (Local) Stage (Feet) Flow (cfs) Trend Observed Status
# ---------------------------------------------------------------------------------
09/18/2026 07 AM PDT 56.83 147 Normal
09/18/2026 08 AM PDT 56.83 147 0 Normal
09/18/2026 09 AM PDT 56.83 147 0 Normal
09/18/2026 10 AM PDT 56.82 146 - Normal
09/18/2026 11 AM PDT 56.82 146 0 Normal
09/18/2026 12 PM PDT 56.81 145 - Normal
09/18/2026 01 PM PDT 56.79 143 - Normal
09/18/2026 02 PM PDT 56.78 142 - Normal
09/18/2026 03 PM PDT 56.77 141 - Normal
09/18/2026 04 PM PDT 56.76 140 - Normal
09/18/2026 05 PM PDT 56.75 139 - Normal
09/18/2026 06 PM PDT 56.81 145 + Normal
09/18/2026 07 PM PDT 56.84 148 + Normal
09/18/2026 08 PM PDT 56.85 149 + Normal
09/18/2026 09 PM PDT 56.86 150 + Normal
09/18/2026 10 PM PDT 56.87 151 + Normal
09/18/2026 11 PM PDT 56.86 150 - Normal
09/19/2026 12 AM PDT 56.86 150 0 Normal
09/19/2026 01 AM PDT 56.87 151 + Normal
09/19/2026 02 AM PDT 56.87 151 0 Normal
09/19/2026 03 AM PDT 56.87 151 0 Normal
09/19/2026 04 AM PDT 56.88 152 + Normal
09/19/2026 05 AM PDT 56.88 152 0 Normal
09/19/2026 06 AM PDT 56.89 153 + Normal
09/19/2026 07 AM PDT 56.90 154 + Normal
09/19/2026 08 AM PDT 56.90 154 0 Normal
09/19/2026 09 AM PDT 56.89 153 - Normal
09/19/2026 10 AM PDT 56.90 154 + Normal
09/19/2026 11 AM PDT 56.89 153 - Normal
09/19/2026 12 PM PDT 56.91 155 + Normal
09/19/2026 01 PM PDT 56.92 156 + Normal
09/19/2026 02 PM PDT 56.91 155 - Normal
09/19/2026 03 PM PDT 56.91 155 0 Normal
09/19/2026 04 PM PDT 56.90 154 - Normal
09/19/2026 05 PM PDT 56.90 154 0 Normal
09/19/2026 06 PM PDT 56.90 154 0 Normal
09/19/2026 07 PM PDT 56.89 153 - Normal
09/19/2026 08 PM PDT 56.90 154 + Normal
09/19/2026 09 PM PDT 56.91 155 + Normal
09/19/2026 10 PM PDT 56.92 156 + Normal
09/19/2026 11 PM PDT 56.93 157 + Normal
09/20/2026 12 AM PDT 56.94 158 + Normal
09/20/2026 01 AM PDT 56.94 158 0 Normal
09/20/2026 02 AM PDT 56.94 158 0 Normal
09/20/2026 03 AM PDT 56.94 158 0 Normal
09/20/2026 04 AM PDT 56.91 155 - Normal
09/20/2026 05 AM PDT 56.90 154 - Normal
09/20/2026 06 AM PDT 56.89 153 - Normal
09/20/2026 07 AM PDT 56.88 152 - Normal
09/20/2026 08 AM PDT 56.88 152 0 Normal
09/20/2026 09 AM PDT 56.90 154 + Normal
09/20/2026 10 AM PDT 56.88 152 - Normal
09/20/2026 11 AM PDT 56.92 156 + Normal
09/20/2026 12 PM PDT 56.98 162 + Normal
09/20/2026 01 PM PDT 57.01 164 + Normal
09/20/2026 02 PM PDT 57.04 167 + Normal
09/20/2026 03 PM PDT 57.05 168 + Normal
09/20/2026 04 PM PDT 57.06 169 + Normal
09/20/2026 05 PM PDT 57.06 169 0 Normal
09/20/2026 06 PM PDT 57.07 170 + Normal
09/20/2026 07 PM PDT 57.06 169 - Normal
09/20/2026 08 PM PDT 57.06 169 0 Normal
09/20/2026 09 PM PDT 57.07 170 + Normal
09/20/2026 10 PM PDT 57.06 169 - Normal
09/20/2026 11 PM PDT 57.05 168 - Normal
09/21/2026 12 AM PDT 57.04 167 - Normal
09/21/2026 01 AM PDT 57.03 166 - Normal
09/21/2026 02 AM PDT 57.01 164 - Normal
09/21/2026 03 AM PDT 57.00 163 - Normal
09/21/2026 04 AM PDT 57.00 163 0 Normal
09/21/2026 05 AM PDT 57.00 163 0 Normal
09/21/2026 06 AM PDT 57.00 163 0 Normal
09/21/2026 07 AM PDT 57.00 163 0 Normal
09/21/2026 08 AM PDT 56.98 162 - Normal
09/21/2026 09 AM PDT 56.97 161 - Normal
09/21/2026 10 AM PDT 56.95 159 - Normal
09/21/2026 11 AM PDT 56.95 159 0 Normal
09/21/2026 12 PM PDT 56.97 161 + Normal
09/21/2026 01 PM PDT 57.01 164 + Normal
09/21/2026 02 PM PDT 57.03 166 + Normal
09/21/2026 03 PM PDT 57.00 163 - Normal
09/21/2026 04 PM PDT 56.95 159 - Normal
09/21/2026 05 PM PDT 56.93 157 - Normal
09/21/2026 06 PM PDT 56.92 156 - Normal
09/21/2026 07 PM PDT 56.93 157 + Normal
09/21/2026 08 PM PDT 56.93 157 0 Normal
09/21/2026 09 PM PDT 56.91 155 - Normal
09/21/2026 10 PM PDT 56.89 153 - Normal
09/21/2026 11 PM PDT 56.87 151 - Normal
09/22/2026 12 AM PDT 56.85 149 - Normal
09/22/2026 01 AM PDT 56.86 150 + Normal
09/22/2026 02 AM PDT 56.86 150 0 Normal
09/22/2026 03 AM PDT 56.83 147 - Normal
09/22/2026 04 AM PDT 56.80 144 - Normal
09/22/2026 05 AM PDT 56.78 142 - Normal
09/22/2026 06 AM PDT 56.76 140 - Normal
09/22/2026 07 AM PDT 56.75 139 - Normal
09/22/2026 08 AM PDT 56.73 138 - Normal
09/22/2026 09 AM PDT 56.72 137 - Normal
09/22/2026 10 AM PDT 56.71 136 - Normal
09/22/2026 11 AM PDT 56.71 136 0 Normal
09/22/2026 12 PM PDT 56.70 135 - Normal
09/22/2026 01 PM PDT 56.69 134 - Normal
09/22/2026 02 PM PDT 56.68 133 - Normal
09/22/2026 03 PM PDT 56.70 135 + Normal
09/22/2026 04 PM PDT 56.77 141 + Normal
09/22/2026 05 PM PDT 56.77 141 0 Normal
09/22/2026 06 PM PDT 56.76 140 - Normal
09/22/2026 07 PM PDT 56.76 140 0 Normal
09/22/2026 08 PM PDT 56.75 139 - Normal
09/22/2026 09 PM PDT 56.75 139 0 Normal
09/22/2026 10 PM PDT 56.73 138 - Normal
09/22/2026 11 PM PDT 56.73 138 0 Normal
09/23/2026 12 AM PDT 56.75 139 + Normal
09/23/2026 01 AM PDT 56.75 139 0 Normal
09/23/2026 02 AM PDT 56.76 140 + Normal
09/23/2026 03 AM PDT 56.76 140 0 Normal
09/23/2026 04 AM PDT 56.77 141 + Normal
09/23/2026 05 AM PDT 56.78 142 + Normal
09/23/2026 06 AM PDT 56.79 143 + Normal
09/23/2026 07 AM PDT 56.79 143 0 Normal
#
# FORECAST
#
# Date & Time (Local) Stage (Feet) Flow (cfs) Trend Forecast Status
# ---------------------------------------------------------------------------------
09/23/2026 08 AM PDT 56.79 143 Normal
09/23/2026 09 AM PDT 56.80 144 + Normal
09/23/2026 10 AM PDT 56.80 144 0 Normal
09/23/2026 11 AM PDT 56.81 145 + Normal
09/23/2026 12 PM PDT 56.81 145 0 Normal
09/23/2026 01 PM PDT 56.82 146 + Normal
09/23/2026 02 PM PDT 56.83 147 + Normal
09/23/2026 03 PM PDT 56.84 148 + Normal
09/23/2026 04 PM PDT 56.85 149 + Normal
09/23/2026 05 PM PDT 56.85 149 0 Normal
09/23/2026 06 PM PDT 56.86 150 + Normal
09/23/2026 07 PM PDT 56.87 151 + Normal
09/23/2026 08 PM PDT 56.87 151 0 Normal
09/23/2026 09 PM PDT 56.88 152 + Normal
09/23/2026 10 PM PDT 56.88 152 0 Normal
09/23/2026 11 PM PDT 56.88 152 0 Normal
09/24/2026 12 AM PDT 56.89 153 + Normal
09/24/2026 01 AM PDT 56.89 153 0 Normal
09/24/2026 02 AM PDT 56.89 153 0 Normal
09/24/2026 03 AM PDT 56.90 154 + Normal
09/24/2026 04 AM PDT 56.90 154 0 Normal
09/24/2026 05 AM PDT 56.90 154 0 Normal
09/24/2026 06 AM PDT 56.90 154 0 Normal
09/24/2026 07 AM PDT 56.91 155 + Normal
09/24/2026 08 AM PDT 56.91 155 0 Normal
09/24/2026 09 AM PDT 56.91 155 0 Normal
09/24/2026 10 AM PDT 56.91 155 0 Normal
09/24/2026 11 AM PDT 56.91 155 0 Normal
09/24/2026 12 PM PDT 56.91 155 0 Normal
09/24/2026 01 PM PDT 56.92 156 + Normal
09/24/2026 02 PM PDT 56.92 156 0 Normal
09/24/2026 03 PM PDT 56.92 156 0 Normal
09/24/2026 04 PM PDT 56.92 156 0 Normal
09/24/2026 05 PM PDT 56.92 156 0 Normal
09/24/2026 06 PM PDT 56.92 156 0 Normal
09/24/2026 07 PM PDT 56.92 156 0 Normal
09/24/2026 08 PM PDT 56.92 156 0 Normal
09/24/2026 09 PM PDT 56.93 157 + Normal
09/24/2026 10 PM PDT 56.93 157 0 Normal
09/24/2026 11 PM PDT 56.93 157 0 Normal
09/25/2026 12 AM PDT 56.93 157 0 Normal
09/25/2026 01 AM PDT 56.93 157 0 Normal
09/25/2026 02 AM PDT 56.93 157 0 Normal
09/25/2026 03 AM PDT 56.93 157 0 Normal
09/25/2026 04 AM PDT 56.93 157 0 Normal
09/25/2026 05 AM PDT 56.93 157 0 Normal
09/25/2026 06 AM PDT 56.93 157 0 Normal
09/25/2026 07 AM PDT 56.93 157 0 Normal
09/25/2026 08 AM PDT 56.93 157 0 Normal
09/25/2026 09 AM PDT 56.93 157 0 Normal
09/25/2026 10 AM PDT 56.94 158 + Normal
09/25/2026 11 AM PDT 56.94 158 0 Normal
09/25/2026 12 PM PDT 56.94 158 0 Normal
09/25/2026 01 PM PDT 56.94 158 0 Normal
09/25/2026 02 PM PDT 56.94 158 0 Normal
09/25/2026 03 PM PDT 56.94 158 0 Normal
09/25/2026 04 PM PDT 56.94 158 0 Normal
09/25/2026 05 PM PDT 56.94 158 0 Normal
09/25/2026 06 PM PDT 56.94 158 0 Normal
09/25/2026 07 PM PDT 56.94 158 0 Normal
09/25/2026 08 PM PDT 56.94 158 0 Normal
09/25/2026 09 PM PDT 56.94 158 0 Normal
09/25/2026 10 PM PDT 56.94 158 0 Normal
09/25/2026 11 PM PDT 56.94 158 0 Normal
09/26/2026 12 AM PDT 56.94 158 0 Normal
09/26/2026 01 AM PDT 56.94 158 0 Normal
09/26/2026 02 AM PDT 56.94 158 0 Normal
09/26/2026 03 AM PDT 56.94 158 0 Normal
09/26/2026 04 AM PDT 56.94 158 0 Normal
09/26/2026 05 AM PDT 56.94 158 0 Normal
09/26/2026 06 AM PDT 56.94 158 0 Normal
09/26/2026 07 AM PDT 56.94 158 0 Normal
09/26/2026 08 AM PDT 56.94 158 0 Normal
09/26/2026 09 AM PDT 56.94 158 0 Normal
09/26/2026 10 AM PDT 56.94 158 0 Normal
09/26/2026 11 AM PDT 56.94 158 0 Normal
09/26/2026 12 PM PDT 56.94 158 0 Normal
09/26/2026 01 PM PDT 56.94 158 0 Normal
09/26/2026 02 PM PDT 56.94 158 0 Normal
09/26/2026 03 PM PDT 56.95 159 + Normal
09/26/2026 04 PM PDT 56.95 159 0 Normal
09/26/2026 05 PM PDT 56.95 159 0 Normal
09/26/2026 06 PM PDT 56.95 159 0 Normal
09/26/2026 07 PM PDT 56.95 159 0 Normal
09/26/2026 08 PM PDT 56.95 159 0 Normal
09/26/2026 09 PM PDT 56.95 159 0 Normal
09/26/2026 10 PM PDT 56.95 159 0 Normal
09/26/2026 11 PM PDT 56.95 159 0 Normal
09/27/2026 12 AM PDT 56.95 159 0 Normal
09/27/2026 01 AM PDT 56.95 159 0 Normal
09/27/2026 02 AM PDT 56.95 159 0 Normal
09/27/2026 03 AM PDT 56.95 159 0 Normal
09/27/2026 04 AM PDT 56.95 159 0 Normal
09/27/2026 05 AM PDT 56.95 159 0 Normal
09/27/2026 06 AM PDT 56.95 159 0 Normal
09/27/2026 07 AM PDT 56.95 159 0 Normal
09/27/2026 08 AM PDT 56.95 159 0 Normal
09/27/2026 09 AM PDT 56.95 159 0 Normal
09/27/2026 10 AM PDT 56.95 159 0 Normal
09/27/2026 11 AM PDT 56.95 159 0 Normal
09/27/2026 12 PM PDT 56.95 159 0 Normal
09/27/2026 01 PM PDT 56.95 159 0 Normal
09/27/2026 02 PM PDT 56.95 159 0 Normal
09/27/2026 03 PM PDT 56.95 159 0 Normal
09/27/2026 04 PM PDT 56.95 159 0 Normal
09/27/2026 05 PM PDT 56.95 159 0 Normal
09/27/2026 06 PM PDT 56.95 159 0 Normal
09/27/2026 07 PM PDT 56.95 159 0 Normal
09/27/2026 08 PM PDT 56.95 159 0 Normal
09/27/2026 09 PM PDT 56.95 159 0 Normal
09/27/2026 10 PM PDT 56.95 159 0 Normal
09/27/2026 11 PM PDT 56.95 159 0 Normal
09/28/2026 12 AM PDT 56.95 159 0 Normal
09/28/2026 01 AM PDT 56.95 159 0 Normal
09/28/2026 02 AM PDT 56.95 159 0 Normal
09/28/2026 03 AM PDT 56.95 159 0 Normal
09/28/2026 04 AM PDT 56.95 159 0 Normal
09/28/2026 05 AM PDT 56.95 159 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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