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 21 2026 at 7:35 AM PDTNext Issuance: Mar 22 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:  03/21/2026 at 07:35 AM PDT
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  03/21/2026 at 01:00 AM PDT
# Maximum Observed Stage:                       6.86 Feet
# Maximum Observed Flow:                        2886 cfs
#
# Earliest Date & Time of Maximum Forecast:     03/25/2026 at 05:00 AM PDT
# Maximum Forecast Stage:                       6.71 Feet
# Maximum Forecast Flow:                        2744 cfs
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Observed Status
# ---------------------------------------------------------------------------------
  03/16/2026 07 AM PDT            5.27           1559                        Normal
  03/16/2026 08 AM PDT            5.22           1524         -              Normal
  03/16/2026 09 AM PDT            5.18           1496         -              Normal
  03/16/2026 10 AM PDT            5.18           1496         0              Normal
  03/16/2026 11 AM PDT            5.16           1482         -              Normal
  03/16/2026 12 PM PDT            5.14           1469         -              Normal
  03/16/2026 01 PM PDT            5.11           1448         -              Normal
  03/16/2026 02 PM PDT            5.09           1435         -              Normal
  03/16/2026 03 PM PDT            5.02           1388         -              Normal
  03/16/2026 04 PM PDT            5.06           1414         +              Normal
  03/16/2026 05 PM PDT            5.03           1394         -              Normal
  03/16/2026 06 PM PDT            5.02           1388         -              Normal
  03/16/2026 07 PM PDT            5.12           1455         +              Normal
  03/16/2026 08 PM PDT            5.22           1524         +              Normal
  03/16/2026 09 PM PDT            5.36           1623         +              Normal
  03/16/2026 10 PM PDT            5.51           1733         +              Normal
  03/16/2026 11 PM PDT            5.59           1793         +              Normal
  03/17/2026 12 AM PDT            5.72           1893         +              Normal
  03/17/2026 01 AM PDT            5.77           1932         +              Normal
  03/17/2026 02 AM PDT            5.78           1940         +              Normal
  03/17/2026 03 AM PDT            5.84           1988         +              Normal
  03/17/2026 04 AM PDT            5.82           1972         -              Normal
  03/17/2026 05 AM PDT            5.77           1932         -              Normal
  03/17/2026 06 AM PDT            5.75           1917         -              Normal
  03/17/2026 07 AM PDT            5.73           1901         -              Normal
  03/17/2026 08 AM PDT            5.71           1885         -              Normal
  03/17/2026 09 AM PDT            5.65           1839         -              Normal
  03/17/2026 10 AM PDT            5.63           1824         -              Normal
  03/17/2026 11 AM PDT            5.60           1801         -              Normal
  03/17/2026 12 PM PDT            5.56           1771         -              Normal
  03/17/2026 01 PM PDT            5.52           1741         -              Normal
  03/17/2026 02 PM PDT            5.51           1733         -              Normal
  03/17/2026 03 PM PDT            5.48           1711         -              Normal
  03/17/2026 04 PM PDT            5.45           1689         -              Normal
  03/17/2026 05 PM PDT            5.47           1703         +              Normal
  03/17/2026 06 PM PDT            5.47           1703         0              Normal
  03/17/2026 07 PM PDT            5.58           1786         +              Normal
  03/17/2026 08 PM PDT            5.74           1909         +              Normal
  03/17/2026 09 PM PDT            5.90           2036         +              Normal
  03/17/2026 10 PM PDT            6.09           2192         +              Normal
  03/17/2026 11 PM PDT            6.18           2269         +              Normal
  03/18/2026 12 AM PDT            6.30           2372         +              Normal
  03/18/2026 01 AM PDT            6.37           2434         +              Normal
  03/18/2026 02 AM PDT            6.42           2478         +              Normal
  03/18/2026 03 AM PDT            6.38           2442         -              Normal
  03/18/2026 04 AM PDT            6.34           2407         -              Normal
  03/18/2026 05 AM PDT            6.31           2381         -              Normal
  03/18/2026 06 AM PDT            6.28           2355         -              Normal
  03/18/2026 07 AM PDT            6.22           2303         -              Normal
  03/18/2026 08 AM PDT            6.17           2260         -              Normal
  03/18/2026 09 AM PDT            6.15           2243         -              Normal
  03/18/2026 10 AM PDT            6.05           2159         -              Normal
  03/18/2026 11 AM PDT            5.97           2093         -              Normal
  03/18/2026 12 PM PDT            5.94           2068         -              Normal
  03/18/2026 01 PM PDT            5.91           2044         -              Normal
  03/18/2026 02 PM PDT            5.89           2028         -              Normal
  03/18/2026 03 PM PDT            5.84           1988         -              Normal
  03/18/2026 04 PM PDT            5.78           1940         -              Normal
  03/18/2026 05 PM PDT            5.73           1901         -              Normal
  03/18/2026 06 PM PDT            5.74           1909         +              Normal
  03/18/2026 07 PM PDT            5.77           1932         +              Normal
  03/18/2026 08 PM PDT            5.90           2036         +              Normal
  03/18/2026 09 PM PDT            6.00           2118         +              Normal
  03/18/2026 10 PM PDT            6.17           2260         +              Normal
  03/18/2026 11 PM PDT            6.28           2355         +              Normal
  03/19/2026 12 AM PDT            6.43           2487         +              Normal
  03/19/2026 01 AM PDT            6.42           2478         -              Normal
  03/19/2026 02 AM PDT            6.43           2487         +              Normal
  03/19/2026 03 AM PDT            6.43           2487         0              Normal
  03/19/2026 04 AM PDT            6.39           2451         -              Normal
  03/19/2026 05 AM PDT            6.34           2407         -              Normal
  03/19/2026 06 AM PDT            6.31           2381         -              Normal
  03/19/2026 07 AM PDT            6.26           2337         -              Normal
  03/19/2026 08 AM PDT            6.17           2260         -              Normal
  03/19/2026 09 AM PDT            6.12           2218         -              Normal
  03/19/2026 10 AM PDT            6.05           2159         -              Normal
  03/19/2026 11 AM PDT            5.99           2109         -              Normal
  03/19/2026 12 PM PDT            5.99           2109         0              Normal
  03/19/2026 01 PM PDT            5.87           2012         -              Normal
  03/19/2026 02 PM PDT            5.85           1996         -              Normal
  03/19/2026 03 PM PDT            5.83           1980         -              Normal
  03/19/2026 04 PM PDT            5.81           1964         -              Normal
  03/19/2026 05 PM PDT            5.77           1932         -              Normal
  03/19/2026 06 PM PDT            5.75           1917         -              Normal
  03/19/2026 07 PM PDT            5.82           1972         +              Normal
  03/19/2026 08 PM PDT            5.86           2004         +              Normal
  03/19/2026 09 PM PDT            6.01           2126         +              Normal
  03/19/2026 10 PM PDT            6.13           2226         +              Normal
  03/19/2026 11 PM PDT            6.23           2311         +              Normal
  03/20/2026 12 AM PDT            6.33           2398         +              Normal
  03/20/2026 01 AM PDT            6.41           2469         +              Normal
  03/20/2026 02 AM PDT            6.45           2505         +              Normal
  03/20/2026 03 AM PDT            6.43           2487         -              Normal
  03/20/2026 04 AM PDT            6.45           2505         +              Normal
  03/20/2026 05 AM PDT            6.41           2469         -              Normal
  03/20/2026 06 AM PDT            6.36           2425         -              Normal
  03/20/2026 07 AM PDT            6.32           2390         -              Normal
  03/20/2026 08 AM PDT            6.25           2329         -              Normal
  03/20/2026 09 AM PDT            6.20           2286         -              Normal
  03/20/2026 10 AM PDT            6.15           2243         -              Normal
  03/20/2026 11 AM PDT            6.08           2184         -              Normal
  03/20/2026 12 PM PDT            6.04           2151         -              Normal
  03/20/2026 01 PM PDT            6.02           2134         -              Normal
  03/20/2026 02 PM PDT            5.95           2077         -              Normal
  03/20/2026 03 PM PDT            5.94           2068         -              Normal
  03/20/2026 04 PM PDT            5.89           2028         -              Normal
  03/20/2026 05 PM PDT            5.90           2036         +              Normal
  03/20/2026 06 PM PDT            5.93           2060         +              Normal
  03/20/2026 07 PM PDT            6.05           2159         +              Normal
  03/20/2026 08 PM PDT            6.16           2251         +              Normal
  03/20/2026 09 PM PDT            6.31           2381         +              Normal
  03/20/2026 10 PM PDT            6.54           2586         +              Normal
  03/20/2026 11 PM PDT            6.70           2734         +              Normal
  03/21/2026 12 AM PDT            6.78           2810         +              Normal
  03/21/2026 01 AM PDT            6.86           2886         +              Normal
  03/21/2026 02 AM PDT            6.83           2858         -              Normal
  03/21/2026 03 AM PDT            6.83           2858         0              Normal
  03/21/2026 04 AM PDT            6.82           2848         -              Normal
  03/21/2026 05 AM PDT            6.76           2791         -              Normal
  03/21/2026 06 AM PDT            6.67           2706         -              Normal
  03/21/2026 07 AM PDT            6.62           2660         -              Normal
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Forecast Status
# ---------------------------------------------------------------------------------
  03/21/2026 08 AM PDT            6.57           2614                        Normal
  03/21/2026 09 AM PDT            6.52           2568         -              Normal
  03/21/2026 10 AM PDT            6.48           2532         -              Normal
  03/21/2026 11 AM PDT            6.43           2487         -              Normal
  03/21/2026 12 PM PDT            6.38           2442         -              Normal
  03/21/2026 01 PM PDT            6.33           2398         -              Normal
  03/21/2026 02 PM PDT            6.28           2355         -              Normal
  03/21/2026 03 PM PDT            6.24           2320         -              Normal
  03/21/2026 04 PM PDT            6.21           2294         -              Normal
  03/21/2026 05 PM PDT            6.18           2269         -              Normal
  03/21/2026 06 PM PDT            6.19           2277         +              Normal
  03/21/2026 07 PM PDT            6.21           2294         +              Normal
  03/21/2026 08 PM PDT            6.26           2337         +              Normal
  03/21/2026 09 PM PDT            6.33           2398         +              Normal
  03/21/2026 10 PM PDT            6.39           2451         +              Normal
  03/21/2026 11 PM PDT            6.45           2505         +              Normal
  03/22/2026 12 AM PDT            6.49           2541         +              Normal
  03/22/2026 01 AM PDT            6.52           2568         +              Normal
  03/22/2026 02 AM PDT            6.54           2586         +              Normal
  03/22/2026 03 AM PDT            6.55           2595         +              Normal
  03/22/2026 04 AM PDT            6.55           2595         0              Normal
  03/22/2026 05 AM PDT            6.55           2595         0              Normal
  03/22/2026 06 AM PDT            6.53           2577         -              Normal
  03/22/2026 07 AM PDT            6.51           2559         -              Normal
  03/22/2026 08 AM PDT            6.48           2532         -              Normal
  03/22/2026 09 AM PDT            6.44           2496         -              Normal
  03/22/2026 10 AM PDT            6.40           2460         -              Normal
  03/22/2026 11 AM PDT            6.36           2425         -              Normal
  03/22/2026 12 PM PDT            6.31           2381         -              Normal
  03/22/2026 01 PM PDT            6.27           2346         -              Normal
  03/22/2026 02 PM PDT            6.23           2311         -              Normal
  03/22/2026 03 PM PDT            6.20           2286         -              Normal
  03/22/2026 04 PM PDT            6.17           2260         -              Normal
  03/22/2026 05 PM PDT            6.15           2243         -              Normal
  03/22/2026 06 PM PDT            6.15           2243         0              Normal
  03/22/2026 07 PM PDT            6.18           2269         +              Normal
  03/22/2026 08 PM PDT            6.23           2311         +              Normal
  03/22/2026 09 PM PDT            6.29           2363         +              Normal
  03/22/2026 10 PM PDT            6.36           2425         +              Normal
  03/22/2026 11 PM PDT            6.42           2478         +              Normal
  03/23/2026 12 AM PDT            6.47           2523         +              Normal
  03/23/2026 01 AM PDT            6.50           2550         +              Normal
  03/23/2026 02 AM PDT            6.52           2568         +              Normal
  03/23/2026 03 AM PDT            6.54           2586         +              Normal
  03/23/2026 04 AM PDT            6.54           2586         0              Normal
  03/23/2026 05 AM PDT            6.54           2586         0              Normal
  03/23/2026 06 AM PDT            6.53           2577         -              Normal
  03/23/2026 07 AM PDT            6.51           2559         -              Normal
  03/23/2026 08 AM PDT            6.48           2532         -              Normal
  03/23/2026 09 AM PDT            6.44           2496         -              Normal
  03/23/2026 10 AM PDT            6.40           2460         -              Normal
  03/23/2026 11 AM PDT            6.37           2434         -              Normal
  03/23/2026 12 PM PDT            6.32           2390         -              Normal
  03/23/2026 01 PM PDT            6.28           2355         -              Normal
  03/23/2026 02 PM PDT            6.24           2320         -              Normal
  03/23/2026 03 PM PDT            6.20           2286         -              Normal
  03/23/2026 04 PM PDT            6.17           2260         -              Normal
  03/23/2026 05 PM PDT            6.16           2251         -              Normal
  03/23/2026 06 PM PDT            6.16           2251         0              Normal
  03/23/2026 07 PM PDT            6.19           2277         +              Normal
  03/23/2026 08 PM PDT            6.24           2320         +              Normal
  03/23/2026 09 PM PDT            6.30           2372         +              Normal
  03/23/2026 10 PM PDT            6.37           2434         +              Normal
  03/23/2026 11 PM PDT            6.43           2487         +              Normal
  03/24/2026 12 AM PDT            6.48           2532         +              Normal
  03/24/2026 01 AM PDT            6.51           2559         +              Normal
  03/24/2026 02 AM PDT            6.54           2586         +              Normal
  03/24/2026 03 AM PDT            6.56           2605         +              Normal
  03/24/2026 04 AM PDT            6.57           2614         +              Normal
  03/24/2026 05 AM PDT            6.56           2605         -              Normal
  03/24/2026 06 AM PDT            6.55           2595         -              Normal
  03/24/2026 07 AM PDT            6.54           2586         -              Normal
  03/24/2026 08 AM PDT            6.51           2559         -              Normal
  03/24/2026 09 AM PDT            6.48           2532         -              Normal
  03/24/2026 10 AM PDT            6.44           2496         -              Normal
  03/24/2026 11 AM PDT            6.41           2469         -              Normal
  03/24/2026 12 PM PDT            6.37           2434         -              Normal
  03/24/2026 01 PM PDT            6.33           2398         -              Normal
  03/24/2026 02 PM PDT            6.30           2372         -              Normal
  03/24/2026 03 PM PDT            6.27           2346         -              Normal
  03/24/2026 04 PM PDT            6.24           2320         -              Normal
  03/24/2026 05 PM PDT            6.23           2311         -              Normal
  03/24/2026 06 PM PDT            6.24           2320         +              Normal
  03/24/2026 07 PM PDT            6.27           2346         +              Normal
  03/24/2026 08 PM PDT            6.33           2398         +              Normal
  03/24/2026 09 PM PDT            6.40           2460         +              Normal
  03/24/2026 10 PM PDT            6.47           2523         +              Normal
  03/24/2026 11 PM PDT            6.54           2586         +              Normal
  03/25/2026 12 AM PDT            6.60           2641         +              Normal
  03/25/2026 01 AM PDT            6.65           2688         +              Normal
  03/25/2026 02 AM PDT            6.67           2706         +              Normal
  03/25/2026 03 AM PDT            6.69           2725         +              Normal
  03/25/2026 04 AM PDT            6.70           2734         +              Normal
  03/25/2026 05 AM PDT            6.71           2744         +              Normal
  03/25/2026 06 AM PDT            6.70           2734         -              Normal
  03/25/2026 07 AM PDT            6.68           2716         -              Normal
  03/25/2026 08 AM PDT            6.63           2669         -              Normal
  03/25/2026 09 AM PDT            6.58           2623         -              Normal
  03/25/2026 10 AM PDT            6.54           2586         -              Normal
  03/25/2026 11 AM PDT            6.51           2559         -              Normal
  03/25/2026 12 PM PDT            6.46           2514         -              Normal
  03/25/2026 01 PM PDT            6.42           2478         -              Normal
  03/25/2026 02 PM PDT            6.38           2442         -              Normal
  03/25/2026 03 PM PDT            6.34           2407         -              Normal
  03/25/2026 04 PM PDT            6.31           2381         -              Normal
  03/25/2026 05 PM PDT            6.29           2363         -              Normal
  03/25/2026 06 PM PDT            6.30           2372         +              Normal
  03/25/2026 07 PM PDT            6.33           2398         +              Normal
  03/25/2026 08 PM PDT            6.38           2442         +              Normal
  03/25/2026 09 PM PDT            6.44           2496         +              Normal
  03/25/2026 10 PM PDT            6.51           2559         +              Normal
  03/25/2026 11 PM PDT            6.57           2614         +              Normal
  03/26/2026 12 AM PDT            6.63           2669         +              Normal
  03/26/2026 01 AM PDT            6.66           2697         +              Normal
  03/26/2026 02 AM PDT            6.68           2716         +              Normal
  03/26/2026 03 AM PDT            6.68           2716         0              Normal
  03/26/2026 04 AM PDT            6.68           2716         0              Normal
  03/26/2026 05 AM PDT            6.67           2706         -              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.