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 13 2026 at 1:24 PM PDTNext Issuance: Mar 14 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:  03/13/2026 at 01:24 PM PDT
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  03/13/2026 at 05:00 AM PDT
# Maximum Observed Stage:                       4.86 Feet
# Maximum Observed Flow:                        1283 cfs
#
# Earliest Date & Time of Maximum Forecast:     03/18/2026 at 05:00 AM PDT
# Maximum Forecast Stage:                       6.58 Feet
# Maximum Forecast Flow:                        2623 cfs
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Observed Status
# ---------------------------------------------------------------------------------
  03/08/2026 01 PM PDT            3.81            700                        Normal
  03/08/2026 02 PM PDT            3.79            691         -              Normal
  03/08/2026 03 PM PDT            3.81            700         +              Normal
  03/08/2026 04 PM PDT            3.81            700         0              Normal
  03/08/2026 05 PM PDT            3.77            682         -              Normal
  03/08/2026 06 PM PDT            3.77            682         0              Normal
  03/08/2026 07 PM PDT            3.79            691         +              Normal
  03/08/2026 08 PM PDT            3.79            691         0              Normal
  03/08/2026 09 PM PDT            3.88            734         +              Normal
  03/08/2026 10 PM PDT            3.89            738         +              Normal
  03/08/2026 11 PM PDT            3.95            768         +              Normal
  03/09/2026 12 AM PDT            4.00            793         +              Normal
  03/09/2026 01 AM PDT            4.02            803         +              Normal
  03/09/2026 02 AM PDT            4.11            849         +              Normal
  03/09/2026 03 AM PDT            4.11            849         0              Normal
  03/09/2026 04 AM PDT            4.15            870         +              Normal
  03/09/2026 05 AM PDT            4.16            875         +              Normal
  03/09/2026 06 AM PDT            4.16            875         0              Normal
  03/09/2026 07 AM PDT            4.18            885         +              Normal
  03/09/2026 08 AM PDT            4.14            864         -              Normal
  03/09/2026 09 AM PDT            4.15            870         +              Normal
  03/09/2026 10 AM PDT            4.15            870         0              Normal
  03/09/2026 11 AM PDT            4.13            859         -              Normal
  03/09/2026 12 PM PDT            4.14            864         +              Normal
  03/09/2026 01 PM PDT            4.13            859         -              Normal
  03/09/2026 02 PM PDT            4.09            838         -              Normal
  03/09/2026 03 PM PDT            4.07            828         -              Normal
  03/09/2026 04 PM PDT            4.07            828         0              Normal
  03/09/2026 05 PM PDT            4.07            828         0              Normal
  03/09/2026 06 PM PDT            4.05            818         -              Normal
  03/09/2026 07 PM PDT            4.05            818         0              Normal
  03/09/2026 08 PM PDT            4.06            823         +              Normal
  03/09/2026 09 PM PDT            4.15            870         +              Normal
  03/09/2026 10 PM PDT            4.22            907         +              Normal
  03/09/2026 11 PM PDT            4.31            956         +              Normal
  03/10/2026 12 AM PDT            4.34            972         +              Normal
  03/10/2026 01 AM PDT            4.41           1012         +              Normal
  03/10/2026 02 AM PDT            4.41           1012         0              Normal
  03/10/2026 03 AM PDT            4.44           1029         +              Normal
  03/10/2026 04 AM PDT            4.48           1052         +              Normal
  03/10/2026 05 AM PDT            4.48           1052         0              Normal
  03/10/2026 06 AM PDT            4.47           1046         -              Normal
  03/10/2026 07 AM PDT            4.48           1052         +              Normal
  03/10/2026 08 AM PDT            4.48           1052         0              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            4.69           1177         -              Normal
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Forecast Status
# ---------------------------------------------------------------------------------
  03/13/2026 02 PM PDT            4.69           1177                        Normal
  03/13/2026 03 PM PDT            4.68           1171         -              Normal
  03/13/2026 04 PM PDT            4.67           1165         -              Normal
  03/13/2026 05 PM PDT            4.67           1165         0              Normal
  03/13/2026 06 PM PDT            4.68           1171         +              Normal
  03/13/2026 07 PM PDT            4.71           1189         +              Normal
  03/13/2026 08 PM PDT            4.76           1220         +              Normal
  03/13/2026 09 PM PDT            4.81           1251         +              Normal
  03/13/2026 10 PM PDT            4.86           1283         +              Normal
  03/13/2026 11 PM PDT            4.91           1315         +              Normal
  03/14/2026 12 AM PDT            4.96           1348         +              Normal
  03/14/2026 01 AM PDT            5.00           1374         +              Normal
  03/14/2026 02 AM PDT            5.04           1401         +              Normal
  03/14/2026 03 AM PDT            5.08           1428         +              Normal
  03/14/2026 04 AM PDT            5.11           1448         +              Normal
  03/14/2026 05 AM PDT            5.14           1469         +              Normal
  03/14/2026 06 AM PDT            5.17           1489         +              Normal
  03/14/2026 07 AM PDT            5.17           1489         0              Normal
  03/14/2026 08 AM PDT            5.17           1489         0              Normal
  03/14/2026 09 AM PDT            5.16           1482         -              Normal
  03/14/2026 10 AM PDT            5.14           1469         -              Normal
  03/14/2026 11 AM PDT            5.12           1455         -              Normal
  03/14/2026 12 PM PDT            5.09           1435         -              Normal
  03/14/2026 01 PM PDT            5.07           1421         -              Normal
  03/14/2026 02 PM PDT            5.04           1401         -              Normal
  03/14/2026 03 PM PDT            5.01           1381         -              Normal
  03/14/2026 04 PM PDT            4.99           1368         -              Normal
  03/14/2026 05 PM PDT            4.98           1361         -              Normal
  03/14/2026 06 PM PDT            4.98           1361         0              Normal
  03/14/2026 07 PM PDT            5.00           1374         +              Normal
  03/14/2026 08 PM PDT            5.03           1394         +              Normal
  03/14/2026 09 PM PDT            5.07           1421         +              Normal
  03/14/2026 10 PM PDT            5.11           1448         +              Normal
  03/14/2026 11 PM PDT            5.15           1475         +              Normal
  03/15/2026 12 AM PDT            5.18           1496         +              Normal
  03/15/2026 01 AM PDT            5.21           1517         +              Normal
  03/15/2026 02 AM PDT            5.24           1538         +              Normal
  03/15/2026 03 AM PDT            5.26           1552         +              Normal
  03/15/2026 04 AM PDT            5.28           1566         +              Normal
  03/15/2026 05 AM PDT            5.29           1573         +              Normal
  03/15/2026 06 AM PDT            5.30           1580         +              Normal
  03/15/2026 07 AM PDT            5.30           1580         0              Normal
  03/15/2026 08 AM PDT            5.29           1573         -              Normal
  03/15/2026 09 AM PDT            5.27           1559         -              Normal
  03/15/2026 10 AM PDT            5.25           1545         -              Normal
  03/15/2026 11 AM PDT            5.22           1524         -              Normal
  03/15/2026 12 PM PDT            5.19           1503         -              Normal
  03/15/2026 01 PM PDT            5.17           1489         -              Normal
  03/15/2026 02 PM PDT            5.14           1469         -              Normal
  03/15/2026 03 PM PDT            5.12           1455         -              Normal
  03/15/2026 04 PM PDT            5.10           1441         -              Normal
  03/15/2026 05 PM PDT            5.10           1441         0              Normal
  03/15/2026 06 PM PDT            5.11           1448         +              Normal
  03/15/2026 07 PM PDT            5.14           1469         +              Normal
  03/15/2026 08 PM PDT            5.20           1510         +              Normal
  03/15/2026 09 PM PDT            5.25           1545         +              Normal
  03/15/2026 10 PM PDT            5.32           1595         +              Normal
  03/15/2026 11 PM PDT            5.37           1630         +              Normal
  03/16/2026 12 AM PDT            5.42           1667         +              Normal
  03/16/2026 01 AM PDT            5.48           1711         +              Normal
  03/16/2026 02 AM PDT            5.53           1748         +              Normal
  03/16/2026 03 AM PDT            5.57           1778         +              Normal
  03/16/2026 04 AM PDT            5.61           1808         +              Normal
  03/16/2026 05 AM PDT            5.66           1847         +              Normal
  03/16/2026 06 AM PDT            5.69           1870         +              Normal
  03/16/2026 07 AM PDT            5.71           1885         +              Normal
  03/16/2026 08 AM PDT            5.72           1893         +              Normal
  03/16/2026 09 AM PDT            5.72           1893         0              Normal
  03/16/2026 10 AM PDT            5.70           1878         -              Normal
  03/16/2026 11 AM PDT            5.68           1862         -              Normal
  03/16/2026 12 PM PDT            5.66           1847         -              Normal
  03/16/2026 01 PM PDT            5.64           1831         -              Normal
  03/16/2026 02 PM PDT            5.62           1816         -              Normal
  03/16/2026 03 PM PDT            5.60           1801         -              Normal
  03/16/2026 04 PM PDT            5.60           1801         0              Normal
  03/16/2026 05 PM PDT            5.61           1808         +              Normal
  03/16/2026 06 PM PDT            5.64           1831         +              Normal
  03/16/2026 07 PM PDT            5.69           1870         +              Normal
  03/16/2026 08 PM PDT            5.76           1924         +              Normal
  03/16/2026 09 PM PDT            5.84           1988         +              Normal
  03/16/2026 10 PM PDT            5.92           2052         +              Normal
  03/16/2026 11 PM PDT            5.99           2109         +              Normal
  03/17/2026 12 AM PDT            6.05           2159         +              Normal
  03/17/2026 01 AM PDT            6.10           2201         +              Normal
  03/17/2026 02 AM PDT            6.14           2235         +              Normal
  03/17/2026 03 AM PDT            6.17           2260         +              Normal
  03/17/2026 04 AM PDT            6.21           2294         +              Normal
  03/17/2026 05 AM PDT            6.23           2311         +              Normal
  03/17/2026 06 AM PDT            6.24           2320         +              Normal
  03/17/2026 07 AM PDT            6.24           2320         0              Normal
  03/17/2026 08 AM PDT            6.22           2303         -              Normal
  03/17/2026 09 AM PDT            6.21           2294         -              Normal
  03/17/2026 10 AM PDT            6.18           2269         -              Normal
  03/17/2026 11 AM PDT            6.15           2243         -              Normal
  03/17/2026 12 PM PDT            6.12           2218         -              Normal
  03/17/2026 01 PM PDT            6.09           2192         -              Normal
  03/17/2026 02 PM PDT            6.06           2167         -              Normal
  03/17/2026 03 PM PDT            6.04           2151         -              Normal
  03/17/2026 04 PM PDT            6.03           2142         -              Normal
  03/17/2026 05 PM PDT            6.03           2142         0              Normal
  03/17/2026 06 PM PDT            6.06           2167         +              Normal
  03/17/2026 07 PM PDT            6.12           2218         +              Normal
  03/17/2026 08 PM PDT            6.19           2277         +              Normal
  03/17/2026 09 PM PDT            6.26           2337         +              Normal
  03/17/2026 10 PM PDT            6.34           2407         +              Normal
  03/17/2026 11 PM PDT            6.40           2460         +              Normal
  03/18/2026 12 AM PDT            6.45           2505         +              Normal
  03/18/2026 01 AM PDT            6.49           2541         +              Normal
  03/18/2026 02 AM PDT            6.53           2577         +              Normal
  03/18/2026 03 AM PDT            6.55           2595         +              Normal
  03/18/2026 04 AM PDT            6.57           2614         +              Normal
  03/18/2026 05 AM PDT            6.58           2623         +              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.