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: Mar 15 2026 at 8:33 AM PDTNext Issuance: Mar 16 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:  03/15/2026 at 08:33 AM PDT
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  03/15/2026 at 03:00 AM PDT
# Maximum Observed Stage:                       5.07 Feet
# Maximum Observed Flow:                        1421 cfs
#
# Earliest Date & Time of Maximum Forecast:     03/20/2026 at 05:00 AM PDT
# Maximum Forecast Stage:                       7.08 Feet
# Maximum Forecast Flow:                        3103 cfs
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Observed Status
# ---------------------------------------------------------------------------------
  03/10/2026 08 AM PDT            4.48           1052                        Normal
  03/10/2026 09 AM PDT            4.46           1040         -              Normal
  03/10/2026 10 AM PDT            4.43           1023         -              Normal
  03/10/2026 11 AM PDT            4.44           1029         +              Normal
  03/10/2026 12 PM PDT            4.39           1000         -              Normal
  03/10/2026 01 PM PDT            4.41           1012         +              Normal
  03/10/2026 02 PM PDT            4.37            989         -              Normal
  03/10/2026 03 PM PDT            4.37            989         0              Normal
  03/10/2026 04 PM PDT            4.33            967         -              Normal
  03/10/2026 05 PM PDT            4.33            967         0              Normal
  03/10/2026 06 PM PDT            4.28            939         -              Normal
  03/10/2026 07 PM PDT            4.30            950         +              Normal
  03/10/2026 08 PM PDT            4.33            967         +              Normal
  03/10/2026 09 PM PDT            4.36            983         +              Normal
  03/10/2026 10 PM PDT            4.40           1006         +              Normal
  03/10/2026 11 PM PDT            4.40           1006         0              Normal
  03/11/2026 12 AM PDT            4.49           1058         +              Normal
  03/11/2026 01 AM PDT            4.51           1069         +              Normal
  03/11/2026 02 AM PDT            4.51           1069         0              Normal
  03/11/2026 03 AM PDT            4.50           1063         -              Normal
  03/11/2026 04 AM PDT            4.56           1099         +              Normal
  03/11/2026 05 AM PDT            4.53           1081         -              Normal
  03/11/2026 06 AM PDT            4.54           1087         +              Normal
  03/11/2026 07 AM PDT            4.48           1052         -              Normal
  03/11/2026 08 AM PDT            4.48           1052         0              Normal
  03/11/2026 09 AM PDT            4.46           1040         -              Normal
  03/11/2026 10 AM PDT            4.48           1052         +              Normal
  03/11/2026 11 AM PDT            4.44           1029         -              Normal
  03/11/2026 12 PM PDT            4.38            995         -              Normal
  03/11/2026 01 PM PDT            4.36            983         -              Normal
  03/11/2026 02 PM PDT            4.38            995         +              Normal
  03/11/2026 03 PM PDT            4.36            983         -              Normal
  03/11/2026 04 PM PDT            4.32            961         -              Normal
  03/11/2026 05 PM PDT            4.32            961         0              Normal
  03/11/2026 06 PM PDT            4.30            950         -              Normal
  03/11/2026 07 PM PDT            4.29            945         -              Normal
  03/11/2026 08 PM PDT            4.30            950         +              Normal
  03/11/2026 09 PM PDT            4.36            983         +              Normal
  03/11/2026 10 PM PDT            4.41           1012         +              Normal
  03/11/2026 11 PM PDT            4.45           1034         +              Normal
  03/12/2026 12 AM PDT            4.52           1075         +              Normal
  03/12/2026 01 AM PDT            4.53           1081         +              Normal
  03/12/2026 02 AM PDT            4.55           1093         +              Normal
  03/12/2026 03 AM PDT            4.59           1116         +              Normal
  03/12/2026 04 AM PDT            4.59           1116         0              Normal
  03/12/2026 05 AM PDT            4.60           1122         +              Normal
  03/12/2026 06 AM PDT            4.61           1128         +              Normal
  03/12/2026 07 AM PDT            4.58           1110         -              Normal
  03/12/2026 08 AM PDT            4.55           1093         -              Normal
  03/12/2026 09 AM PDT            4.56           1099         +              Normal
  03/12/2026 10 AM PDT            4.54           1087         -              Normal
  03/12/2026 11 AM PDT            4.52           1075         -              Normal
  03/12/2026 12 PM PDT            4.51           1069         -              Normal
  03/12/2026 01 PM PDT            4.49           1058         -              Normal
  03/12/2026 02 PM PDT            4.45           1034         -              Normal
  03/12/2026 03 PM PDT            4.43           1023         -              Normal
  03/12/2026 04 PM PDT            4.42           1017         -              Normal
  03/12/2026 05 PM PDT            4.40           1006         -              Normal
  03/12/2026 06 PM PDT            4.40           1006         0              Normal
  03/12/2026 07 PM PDT            4.42           1017         +              Normal
  03/12/2026 08 PM PDT            4.46           1040         +              Normal
  03/12/2026 09 PM PDT            4.53           1081         +              Normal
  03/12/2026 10 PM PDT            4.57           1104         +              Normal
  03/12/2026 11 PM PDT            4.65           1152         +              Normal
  03/13/2026 12 AM PDT            4.71           1189         +              Normal
  03/13/2026 01 AM PDT            4.76           1220         +              Normal
  03/13/2026 02 AM PDT            4.81           1251         +              Normal
  03/13/2026 03 AM PDT            4.83           1264         +              Normal
  03/13/2026 04 AM PDT            4.80           1245         -              Normal
  03/13/2026 05 AM PDT            4.86           1283         +              Normal
  03/13/2026 06 AM PDT            4.82           1258         -              Normal
  03/13/2026 07 AM PDT            4.76           1220         -              Normal
  03/13/2026 08 AM PDT            4.78           1233         +              Normal
  03/13/2026 09 AM PDT            4.74           1208         -              Normal
  03/13/2026 10 AM PDT            4.72           1195         -              Normal
  03/13/2026 11 AM PDT            4.73           1201         +              Normal
  03/13/2026 12 PM PDT            4.70           1183         -              Normal
  03/13/2026 01 PM PDT            4.67           1165         -              Normal
  03/13/2026 02 PM PDT            4.67           1165         0              Normal
  03/13/2026 03 PM PDT            4.63           1140         -              Normal
  03/13/2026 04 PM PDT            4.57           1104         -              Normal
  03/13/2026 05 PM PDT            4.59           1116         +              Normal
  03/13/2026 06 PM PDT            4.56           1099         -              Normal
  03/13/2026 07 PM PDT            4.60           1122         +              Normal
  03/13/2026 08 PM PDT            4.62           1134         +              Normal
  03/13/2026 09 PM PDT            4.65           1152         +              Normal
  03/13/2026 10 PM PDT            4.69           1177         +              Normal
  03/13/2026 11 PM PDT            4.75           1214         +              Normal
  03/14/2026 12 AM PDT            4.81           1251         +              Normal
  03/14/2026 01 AM PDT            4.84           1270         +              Normal
  03/14/2026 02 AM PDT            4.85           1277         +              Normal
  03/14/2026 03 AM PDT            4.90           1309         +              Normal
  03/14/2026 04 AM PDT            4.89           1302         -              Normal
  03/14/2026 05 AM PDT            4.90           1309         +              Normal
  03/14/2026 06 AM PDT            4.84           1270         -              Normal
  03/14/2026 07 AM PDT            4.87           1290         +              Normal
  03/14/2026 08 AM PDT            4.81           1251         -              Normal
  03/14/2026 09 AM PDT            4.77           1226         -              Normal
  03/14/2026 10 AM PDT            4.74           1208         -              Normal
  03/14/2026 11 AM PDT            4.75           1214         +              Normal
  03/14/2026 12 PM PDT            4.72           1195         -              Normal
  03/14/2026 01 PM PDT            4.70           1183         -              Normal
  03/14/2026 02 PM PDT            4.72           1195         +              Normal
  03/14/2026 03 PM PDT            4.64           1146         -              Normal
  03/14/2026 04 PM PDT            4.66           1158         +              Normal
  03/14/2026 05 PM PDT            4.64           1146         -              Normal
  03/14/2026 06 PM PDT            4.66           1158         +              Normal
  03/14/2026 07 PM PDT            4.66           1158         0              Normal
  03/14/2026 08 PM PDT            4.72           1195         +              Normal
  03/14/2026 09 PM PDT            4.78           1233         +              Normal
  03/14/2026 10 PM PDT            4.87           1290         +              Normal
  03/14/2026 11 PM PDT            4.93           1328         +              Normal
  03/15/2026 12 AM PDT            4.98           1361         +              Normal
  03/15/2026 01 AM PDT            5.02           1388         +              Normal
  03/15/2026 02 AM PDT            5.03           1394         +              Normal
  03/15/2026 03 AM PDT            5.07           1421         +              Normal
  03/15/2026 04 AM PDT            5.06           1414         -              Normal
  03/15/2026 05 AM PDT            5.02           1388         -              Normal
  03/15/2026 06 AM PDT            5.01           1381         -              Normal
  03/15/2026 07 AM PDT            5.00           1374         -              Normal
  03/15/2026 08 AM PDT            4.99           1368         -              Normal
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Forecast Status
# ---------------------------------------------------------------------------------
  03/15/2026 09 AM PDT            4.98           1361                        Normal
  03/15/2026 10 AM PDT            4.96           1348         -              Normal
  03/15/2026 11 AM PDT            4.95           1341         -              Normal
  03/15/2026 12 PM PDT            4.93           1328         -              Normal
  03/15/2026 01 PM PDT            4.91           1315         -              Normal
  03/15/2026 02 PM PDT            4.88           1296         -              Normal
  03/15/2026 03 PM PDT            4.87           1290         -              Normal
  03/15/2026 04 PM PDT            4.86           1283         -              Normal
  03/15/2026 05 PM PDT            4.85           1277         -              Normal
  03/15/2026 06 PM PDT            4.87           1290         +              Normal
  03/15/2026 07 PM PDT            4.90           1309         +              Normal
  03/15/2026 08 PM PDT            4.96           1348         +              Normal
  03/15/2026 09 PM PDT            5.02           1388         +              Normal
  03/15/2026 10 PM PDT            5.10           1441         +              Normal
  03/15/2026 11 PM PDT            5.17           1489         +              Normal
  03/16/2026 12 AM PDT            5.24           1538         +              Normal
  03/16/2026 01 AM PDT            5.31           1587         +              Normal
  03/16/2026 02 AM PDT            5.37           1630         +              Normal
  03/16/2026 03 AM PDT            5.43           1674         +              Normal
  03/16/2026 04 AM PDT            5.48           1711         +              Normal
  03/16/2026 05 AM PDT            5.51           1733         +              Normal
  03/16/2026 06 AM PDT            5.54           1756         +              Normal
  03/16/2026 07 AM PDT            5.56           1771         +              Normal
  03/16/2026 08 AM PDT            5.56           1771         0              Normal
  03/16/2026 09 AM PDT            5.56           1771         0              Normal
  03/16/2026 10 AM PDT            5.54           1756         -              Normal
  03/16/2026 11 AM PDT            5.53           1748         -              Normal
  03/16/2026 12 PM PDT            5.51           1733         -              Normal
  03/16/2026 01 PM PDT            5.49           1718         -              Normal
  03/16/2026 02 PM PDT            5.47           1703         -              Normal
  03/16/2026 03 PM PDT            5.45           1689         -              Normal
  03/16/2026 04 PM PDT            5.45           1689         0              Normal
  03/16/2026 05 PM PDT            5.45           1689         0              Normal
  03/16/2026 06 PM PDT            5.48           1711         +              Normal
  03/16/2026 07 PM PDT            5.52           1741         +              Normal
  03/16/2026 08 PM PDT            5.59           1793         +              Normal
  03/16/2026 09 PM PDT            5.69           1870         +              Normal
  03/16/2026 10 PM PDT            5.77           1932         +              Normal
  03/16/2026 11 PM PDT            5.84           1988         +              Normal
  03/17/2026 12 AM PDT            5.90           2036         +              Normal
  03/17/2026 01 AM PDT            5.95           2077         +              Normal
  03/17/2026 02 AM PDT            6.00           2118         +              Normal
  03/17/2026 03 AM PDT            6.04           2151         +              Normal
  03/17/2026 04 AM PDT            6.07           2176         +              Normal
  03/17/2026 05 AM PDT            6.10           2201         +              Normal
  03/17/2026 06 AM PDT            6.10           2201         0              Normal
  03/17/2026 07 AM PDT            6.10           2201         0              Normal
  03/17/2026 08 AM PDT            6.09           2192         -              Normal
  03/17/2026 09 AM PDT            6.07           2176         -              Normal
  03/17/2026 10 AM PDT            6.04           2151         -              Normal
  03/17/2026 11 AM PDT            6.02           2134         -              Normal
  03/17/2026 12 PM PDT            5.99           2109         -              Normal
  03/17/2026 01 PM PDT            5.96           2085         -              Normal
  03/17/2026 02 PM PDT            5.93           2060         -              Normal
  03/17/2026 03 PM PDT            5.92           2052         -              Normal
  03/17/2026 04 PM PDT            5.91           2044         -              Normal
  03/17/2026 05 PM PDT            5.92           2052         +              Normal
  03/17/2026 06 PM PDT            5.96           2085         +              Normal
  03/17/2026 07 PM PDT            6.01           2126         +              Normal
  03/17/2026 08 PM PDT            6.09           2192         +              Normal
  03/17/2026 09 PM PDT            6.17           2260         +              Normal
  03/17/2026 10 PM PDT            6.25           2329         +              Normal
  03/17/2026 11 PM PDT            6.32           2390         +              Normal
  03/18/2026 12 AM PDT            6.37           2434         +              Normal
  03/18/2026 01 AM PDT            6.42           2478         +              Normal
  03/18/2026 02 AM PDT            6.46           2514         +              Normal
  03/18/2026 03 AM PDT            6.49           2541         +              Normal
  03/18/2026 04 AM PDT            6.51           2559         +              Normal
  03/18/2026 05 AM PDT            6.53           2577         +              Normal
  03/18/2026 06 AM PDT            6.53           2577         0              Normal
  03/18/2026 07 AM PDT            6.52           2568         -              Normal
  03/18/2026 08 AM PDT            6.50           2550         -              Normal
  03/18/2026 09 AM PDT            6.47           2523         -              Normal
  03/18/2026 10 AM PDT            6.43           2487         -              Normal
  03/18/2026 11 AM PDT            6.40           2460         -              Normal
  03/18/2026 12 PM PDT            6.36           2425         -              Normal
  03/18/2026 01 PM PDT            6.32           2390         -              Normal
  03/18/2026 02 PM PDT            6.28           2355         -              Normal
  03/18/2026 03 PM PDT            6.25           2329         -              Normal
  03/18/2026 04 PM PDT            6.24           2320         -              Normal
  03/18/2026 05 PM PDT            6.24           2320         0              Normal
  03/18/2026 06 PM PDT            6.28           2355         +              Normal
  03/18/2026 07 PM PDT            6.33           2398         +              Normal
  03/18/2026 08 PM PDT            6.41           2469         +              Normal
  03/18/2026 09 PM PDT            6.48           2532         +              Normal
  03/18/2026 10 PM PDT            6.56           2605         +              Normal
  03/18/2026 11 PM PDT            6.62           2660         +              Normal
  03/19/2026 12 AM PDT            6.67           2706         +              Normal
  03/19/2026 01 AM PDT            6.72           2753         +              Normal
  03/19/2026 02 AM PDT            6.75           2781         +              Normal
  03/19/2026 03 AM PDT            6.78           2810         +              Normal
  03/19/2026 04 AM PDT            6.81           2838         +              Normal
  03/19/2026 05 AM PDT            6.83           2858         +              Normal
  03/19/2026 06 AM PDT            6.83           2858         0              Normal
  03/19/2026 07 AM PDT            6.82           2848         -              Normal
  03/19/2026 08 AM PDT            6.79           2819         -              Normal
  03/19/2026 09 AM PDT            6.75           2781         -              Normal
  03/19/2026 10 AM PDT            6.70           2734         -              Normal
  03/19/2026 11 AM PDT            6.65           2688         -              Normal
  03/19/2026 12 PM PDT            6.60           2641         -              Normal
  03/19/2026 01 PM PDT            6.56           2605         -              Normal
  03/19/2026 02 PM PDT            6.51           2559         -              Normal
  03/19/2026 03 PM PDT            6.48           2532         -              Normal
  03/19/2026 04 PM PDT            6.47           2523         -              Normal
  03/19/2026 05 PM PDT            6.47           2523         0              Normal
  03/19/2026 06 PM PDT            6.51           2559         +              Normal
  03/19/2026 07 PM PDT            6.57           2614         +              Normal
  03/19/2026 08 PM PDT            6.65           2688         +              Normal
  03/19/2026 09 PM PDT            6.73           2763         +              Normal
  03/19/2026 10 PM PDT            6.82           2848         +              Normal
  03/19/2026 11 PM PDT            6.89           2915         +              Normal
  03/20/2026 12 AM PDT            6.95           2974         +              Normal
  03/20/2026 01 AM PDT            6.99           3013         +              Normal
  03/20/2026 02 AM PDT            7.02           3043         +              Normal
  03/20/2026 03 AM PDT            7.04           3063         +              Normal
  03/20/2026 04 AM PDT            7.06           3083         +              Normal
  03/20/2026 05 AM PDT            7.08           3103         +              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.