MERCED RIVER - YOSEMITE NP AT POHONO BRIDGE (POHC1)
Latitude: 37.72º NLongitude: 119.67º WElevation: 3862 FeetForecast Type: Official Location
Location: Mariposa County in CaliforniaBulletin Group: San JoaquinRiver Group: San Joaquin
Issuance Time: Apr 07 2026 at 2:16 PM PDTNext Issuance: Apr 08 2026 at 9:00 AM PDT
Action/Monitor: N/A Minor Flood: 10.0 FeetModerate Flood: 12.5 FeetMajor Flood: 20.0 Feet

# Tabular Observed and Forecast Hydrograph Information
#
# Location: Merced River - Yosemite NP at Pohono Bridge (POHC1)
#
# File Generation Time:  04/07/2026 at 02:16 PM PDT
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  04/03/2026 at 02:00 AM PDT
# Maximum Observed Stage:                       4.98 Feet
# Maximum Observed Flow:                        1361 cfs
#
# Earliest Date & Time of Maximum Forecast:     04/11/2026 at 08:00 AM PDT
# Maximum Forecast Stage:                       5.36 Feet
# Maximum Forecast Flow:                        1623 cfs
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Observed Status
# ---------------------------------------------------------------------------------
  04/02/2026 02 PM PDT            4.86           1283                        Normal
  04/02/2026 03 PM PDT            4.88           1296         +              Normal
  04/02/2026 04 PM PDT            4.86           1283         -              Normal
  04/02/2026 05 PM PDT            4.78           1233         -              Normal
  04/02/2026 06 PM PDT            4.85           1277         +              Normal
  04/02/2026 07 PM PDT            4.83           1264         -              Normal
  04/02/2026 08 PM PDT            4.88           1296         +              Normal
  04/02/2026 09 PM PDT            4.91           1315         +              Normal
  04/02/2026 10 PM PDT            4.96           1348         +              Normal
  04/02/2026 11 PM PDT            4.95           1341         -              Normal
  04/03/2026 12 AM PDT            4.97           1355         +              Normal
  04/03/2026 01 AM PDT            4.97           1355         0              Normal
  04/03/2026 02 AM PDT            4.98           1361         +              Normal
  04/03/2026 03 AM PDT            4.94           1335         -              Normal
  04/03/2026 04 AM PDT            4.92           1322         -              Normal
  04/03/2026 05 AM PDT            4.89           1302         -              Normal
  04/03/2026 06 AM PDT            4.89           1302         0              Normal
  04/03/2026 07 AM PDT            4.83           1264         -              Normal
  04/03/2026 08 AM PDT            4.80           1245         -              Normal
  04/03/2026 09 AM PDT            4.78           1233         -              Normal
  04/03/2026 10 AM PDT            4.81           1251         +              Normal
  04/03/2026 11 AM PDT            4.72           1195         -              Normal
  04/03/2026 12 PM PDT            4.73           1201         +              Normal
  04/03/2026 01 PM PDT            4.66           1158         -              Normal
  04/03/2026 02 PM PDT            4.66           1158         0              Normal
  04/03/2026 03 PM PDT            4.67           1165         +              Normal
  04/03/2026 04 PM PDT            4.62           1134         -              Normal
  04/03/2026 05 PM PDT            4.61           1128         -              Normal
  04/03/2026 06 PM PDT            4.61           1128         0              Normal
  04/03/2026 07 PM PDT            4.60           1122         -              Normal
  04/03/2026 08 PM PDT            4.62           1134         +              Normal
  04/03/2026 09 PM PDT            4.59           1116         -              Normal
  04/03/2026 10 PM PDT            4.62           1134         +              Normal
  04/03/2026 11 PM PDT            4.64           1146         +              Normal
  04/04/2026 12 AM PDT            4.68           1171         +              Normal
  04/04/2026 01 AM PDT            4.67           1165         -              Normal
  04/04/2026 02 AM PDT            4.72           1195         +              Normal
  04/04/2026 03 AM PDT            4.73           1201         +              Normal
  04/04/2026 04 AM PDT            4.73           1201         0              Normal
  04/04/2026 05 AM PDT            4.72           1195         -              Normal
  04/04/2026 06 AM PDT            4.74           1208         +              Normal
  04/04/2026 07 AM PDT            4.71           1189         -              Normal
  04/04/2026 08 AM PDT            4.71           1189         0              Normal
  04/04/2026 09 AM PDT            4.66           1158         -              Normal
  04/04/2026 10 AM PDT            4.68           1171         +              Normal
  04/04/2026 11 AM PDT            4.66           1158         -              Normal
  04/04/2026 12 PM PDT            4.65           1152         -              Normal
  04/04/2026 01 PM PDT            4.63           1140         -              Normal
  04/04/2026 02 PM PDT            4.62           1134         -              Normal
  04/04/2026 03 PM PDT            4.59           1116         -              Normal
  04/04/2026 04 PM PDT            4.56           1099         -              Normal
  04/04/2026 05 PM PDT            4.56           1099         0              Normal
  04/04/2026 06 PM PDT            4.51           1069         -              Normal
  04/04/2026 07 PM PDT            4.51           1069         0              Normal
  04/04/2026 08 PM PDT            4.52           1075         +              Normal
  04/04/2026 09 PM PDT            4.50           1063         -              Normal
  04/04/2026 10 PM PDT            4.54           1087         +              Normal
  04/04/2026 11 PM PDT            4.57           1104         +              Normal
  04/05/2026 12 AM PDT            4.62           1134         +              Normal
  04/05/2026 01 AM PDT            4.63           1140         +              Normal
  04/05/2026 02 AM PDT            4.63           1140         0              Normal
  04/05/2026 03 AM PDT            4.67           1165         +              Normal
  04/05/2026 04 AM PDT            4.70           1183         +              Normal
  04/05/2026 05 AM PDT            4.70           1183         0              Normal
  04/05/2026 06 AM PDT            4.70           1183         0              Normal
  04/05/2026 07 AM PDT            4.72           1195         +              Normal
  04/05/2026 08 AM PDT            4.67           1165         -              Normal
  04/05/2026 09 AM PDT            4.67           1165         0              Normal
  04/05/2026 10 AM PDT            4.66           1158         -              Normal
  04/05/2026 11 AM PDT            4.65           1152         -              Normal
  04/05/2026 12 PM PDT            4.64           1146         -              Normal
  04/05/2026 01 PM PDT            4.63           1140         -              Normal
  04/05/2026 02 PM PDT            4.62           1134         -              Normal
  04/05/2026 03 PM PDT            4.58           1110         -              Normal
  04/05/2026 04 PM PDT            4.57           1104         -              Normal
  04/05/2026 05 PM PDT            4.56           1099         -              Normal
  04/05/2026 06 PM PDT            4.53           1081         -              Normal
  04/05/2026 07 PM PDT            4.54           1087         +              Normal
  04/05/2026 08 PM PDT            4.53           1081         -              Normal
  04/05/2026 09 PM PDT            4.52           1075         -              Normal
  04/05/2026 10 PM PDT            4.52           1075         0              Normal
  04/05/2026 11 PM PDT            4.55           1093         +              Normal
  04/06/2026 12 AM PDT            4.56           1099         +              Normal
  04/06/2026 01 AM PDT            4.58           1110         +              Normal
  04/06/2026 02 AM PDT            4.64           1146         +              Normal
  04/06/2026 03 AM PDT            4.65           1152         +              Normal
  04/06/2026 04 AM PDT            4.67           1165         +              Normal
  04/06/2026 05 AM PDT            4.68           1171         +              Normal
  04/06/2026 06 AM PDT            4.69           1177         +              Normal
  04/06/2026 07 AM PDT            4.68           1171         -              Normal
  04/06/2026 08 AM PDT            4.68           1171         0              Normal
  04/06/2026 09 AM PDT            4.66           1158         -              Normal
  04/06/2026 10 AM PDT            4.67           1165         +              Normal
  04/06/2026 11 AM PDT            4.65           1152         -              Normal
  04/06/2026 12 PM PDT            4.64           1146         -              Normal
  04/06/2026 01 PM PDT            4.64           1146         0              Normal
  04/06/2026 02 PM PDT            4.60           1122         -              Normal
  04/06/2026 03 PM PDT            4.59           1116         -              Normal
  04/06/2026 04 PM PDT            4.61           1128         +              Normal
  04/06/2026 05 PM PDT            4.52           1075         -              Normal
  04/06/2026 06 PM PDT            4.55           1093         +              Normal
  04/06/2026 07 PM PDT            4.52           1075         -              Normal
  04/06/2026 08 PM PDT            4.54           1087         +              Normal
  04/06/2026 09 PM PDT            4.54           1087         0              Normal
  04/06/2026 10 PM PDT            4.53           1081         -              Normal
  04/06/2026 11 PM PDT            4.56           1099         +              Normal
  04/07/2026 12 AM PDT            4.61           1128         +              Normal
  04/07/2026 01 AM PDT            4.65           1152         +              Normal
  04/07/2026 02 AM PDT            4.69           1177         +              Normal
  04/07/2026 03 AM PDT            4.76           1220         +              Normal
  04/07/2026 04 AM PDT            4.76           1220         0              Normal
  04/07/2026 05 AM PDT            4.78           1233         +              Normal
  04/07/2026 06 AM PDT            4.78           1233         0              Normal
  04/07/2026 07 AM PDT            4.78           1233         0              Normal
  04/07/2026 08 AM PDT            4.78           1233         0              Normal
  04/07/2026 09 AM PDT            4.77           1226         -              Normal
  04/07/2026 10 AM PDT            4.77           1226         0              Normal
  04/07/2026 11 AM PDT            4.78           1233         +              Normal
  04/07/2026 12 PM PDT            4.76           1220         -              Normal
  04/07/2026 01 PM PDT            4.75           1214         -              Normal
  04/07/2026 02 PM PDT            4.73           1201         -              Normal
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Forecast Status
# ---------------------------------------------------------------------------------
  04/07/2026 03 PM PDT            4.71           1189                        Normal
  04/07/2026 04 PM PDT            4.69           1177         -              Normal
  04/07/2026 05 PM PDT            4.68           1171         -              Normal
  04/07/2026 06 PM PDT            4.68           1171         0              Normal
  04/07/2026 07 PM PDT            4.69           1177         +              Normal
  04/07/2026 08 PM PDT            4.70           1183         +              Normal
  04/07/2026 09 PM PDT            4.73           1201         +              Normal
  04/07/2026 10 PM PDT            4.76           1220         +              Normal
  04/07/2026 11 PM PDT            4.79           1239         +              Normal
  04/08/2026 12 AM PDT            4.82           1258         +              Normal
  04/08/2026 01 AM PDT            4.85           1277         +              Normal
  04/08/2026 02 AM PDT            4.87           1290         +              Normal
  04/08/2026 03 AM PDT            4.89           1302         +              Normal
  04/08/2026 04 AM PDT            4.90           1309         +              Normal
  04/08/2026 05 AM PDT            4.91           1315         +              Normal
  04/08/2026 06 AM PDT            4.92           1322         +              Normal
  04/08/2026 07 AM PDT            4.91           1315         -              Normal
  04/08/2026 08 AM PDT            4.91           1315         0              Normal
  04/08/2026 09 AM PDT            4.89           1302         -              Normal
  04/08/2026 10 AM PDT            4.88           1296         -              Normal
  04/08/2026 11 AM PDT            4.86           1283         -              Normal
  04/08/2026 12 PM PDT            4.84           1270         -              Normal
  04/08/2026 01 PM PDT            4.82           1258         -              Normal
  04/08/2026 02 PM PDT            4.80           1245         -              Normal
  04/08/2026 03 PM PDT            4.78           1233         -              Normal
  04/08/2026 04 PM PDT            4.76           1220         -              Normal
  04/08/2026 05 PM PDT            4.75           1214         -              Normal
  04/08/2026 06 PM PDT            4.75           1214         0              Normal
  04/08/2026 07 PM PDT            4.76           1220         +              Normal
  04/08/2026 08 PM PDT            4.78           1233         +              Normal
  04/08/2026 09 PM PDT            4.81           1251         +              Normal
  04/08/2026 10 PM PDT            4.85           1277         +              Normal
  04/08/2026 11 PM PDT            4.88           1296         +              Normal
  04/09/2026 12 AM PDT            4.92           1322         +              Normal
  04/09/2026 01 AM PDT            4.95           1341         +              Normal
  04/09/2026 02 AM PDT            4.97           1355         +              Normal
  04/09/2026 03 AM PDT            4.99           1368         +              Normal
  04/09/2026 04 AM PDT            5.00           1374         +              Normal
  04/09/2026 05 AM PDT            5.02           1388         +              Normal
  04/09/2026 06 AM PDT            5.02           1388         0              Normal
  04/09/2026 07 AM PDT            5.02           1388         0              Normal
  04/09/2026 08 AM PDT            5.01           1381         -              Normal
  04/09/2026 09 AM PDT            4.99           1368         -              Normal
  04/09/2026 10 AM PDT            4.97           1355         -              Normal
  04/09/2026 11 AM PDT            4.95           1341         -              Normal
  04/09/2026 12 PM PDT            4.93           1328         -              Normal
  04/09/2026 01 PM PDT            4.90           1309         -              Normal
  04/09/2026 02 PM PDT            4.88           1296         -              Normal
  04/09/2026 03 PM PDT            4.86           1283         -              Normal
  04/09/2026 04 PM PDT            4.83           1264         -              Normal
  04/09/2026 05 PM PDT            4.82           1258         -              Normal
  04/09/2026 06 PM PDT            4.81           1251         -              Normal
  04/09/2026 07 PM PDT            4.81           1251         0              Normal
  04/09/2026 08 PM PDT            4.83           1264         +              Normal
  04/09/2026 09 PM PDT            4.85           1277         +              Normal
  04/09/2026 10 PM PDT            4.87           1290         +              Normal
  04/09/2026 11 PM PDT            4.89           1302         +              Normal
  04/10/2026 12 AM PDT            4.92           1322         +              Normal
  04/10/2026 01 AM PDT            4.93           1328         +              Normal
  04/10/2026 02 AM PDT            4.95           1341         +              Normal
  04/10/2026 03 AM PDT            4.96           1348         +              Normal
  04/10/2026 04 AM PDT            4.96           1348         0              Normal
  04/10/2026 05 AM PDT            4.97           1355         +              Normal
  04/10/2026 06 AM PDT            4.96           1348         -              Normal
  04/10/2026 07 AM PDT            4.95           1341         -              Normal
  04/10/2026 08 AM PDT            4.94           1335         -              Normal
  04/10/2026 09 AM PDT            4.92           1322         -              Normal
  04/10/2026 10 AM PDT            4.91           1315         -              Normal
  04/10/2026 11 AM PDT            4.89           1302         -              Normal
  04/10/2026 12 PM PDT            4.87           1290         -              Normal
  04/10/2026 01 PM PDT            4.86           1283         -              Normal
  04/10/2026 02 PM PDT            4.85           1277         -              Normal
  04/10/2026 03 PM PDT            4.84           1270         -              Normal
  04/10/2026 04 PM PDT            4.83           1264         -              Normal
  04/10/2026 05 PM PDT            4.84           1270         +              Normal
  04/10/2026 06 PM PDT            4.85           1277         +              Normal
  04/10/2026 07 PM PDT            4.88           1296         +              Normal
  04/10/2026 08 PM PDT            4.92           1322         +              Normal
  04/10/2026 09 PM PDT            4.96           1348         +              Normal
  04/10/2026 10 PM PDT            5.02           1388         +              Normal
  04/10/2026 11 PM PDT            5.07           1421         +              Normal
  04/11/2026 12 AM PDT            5.11           1448         +              Normal
  04/11/2026 01 AM PDT            5.14           1469         +              Normal
  04/11/2026 02 AM PDT            5.18           1496         +              Normal
  04/11/2026 03 AM PDT            5.21           1517         +              Normal
  04/11/2026 04 AM PDT            5.26           1552         +              Normal
  04/11/2026 05 AM PDT            5.30           1580         +              Normal
  04/11/2026 06 AM PDT            5.33           1602         +              Normal
  04/11/2026 07 AM PDT            5.35           1616         +              Normal
  04/11/2026 08 AM PDT            5.36           1623         +              Normal
  04/11/2026 09 AM PDT            5.36           1623         0              Normal
  04/11/2026 10 AM PDT            5.36           1623         0              Normal
  04/11/2026 11 AM PDT            5.36           1623         0              Normal
  04/11/2026 12 PM PDT            5.35           1616         -              Normal
  04/11/2026 01 PM PDT            5.35           1616         0              Normal
  04/11/2026 02 PM PDT            5.34           1609         -              Normal
  04/11/2026 03 PM PDT            5.33           1602         -              Normal
  04/11/2026 04 PM PDT            5.31           1587         -              Normal
  04/11/2026 05 PM PDT            5.30           1580         -              Normal
  04/11/2026 06 PM PDT            5.30           1580         0              Normal
  04/11/2026 07 PM PDT            5.30           1580         0              Normal
  04/11/2026 08 PM PDT            5.31           1587         +              Normal
  04/11/2026 09 PM PDT            5.32           1595         +              Normal
  04/11/2026 10 PM PDT            5.33           1602         +              Normal
  04/11/2026 11 PM PDT            5.34           1609         +              Normal
  04/12/2026 12 AM PDT            5.35           1616         +              Normal
  04/12/2026 01 AM PDT            5.35           1616         0              Normal
  04/12/2026 02 AM PDT            5.34           1609         -              Normal
  04/12/2026 03 AM PDT            5.33           1602         -              Normal
  04/12/2026 04 AM PDT            5.32           1595         -              Normal
  04/12/2026 05 AM PDT            5.30           1580         -              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.