National Weather Service California Nevada River Forecast Center Department of Commerce National Oceanic and Atmospheric Administration National Weather Service

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MERCED RIVER - YOSEMITE NP AT POHONO BRIDGE (POHC1)
Latitude: 37.72º NLongitude: 119.67º WElevation: 3862 Feet
Location: Mariposa County in CaliforniaBulletin Group: San JoaquinRiver Group: San Joaquin
Issuance Time: Apr 19 2025 at 8:02 AM PDTNext Issuance: Apr 20 2025 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:  04/19/2025 at 08:02 AM PDT
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  04/15/2025 at 03:00 AM PDT
# Maximum Observed Stage:                       6.25 Feet
# Maximum Observed Flow:                        2444 cfs
#
# Earliest Date & Time of Maximum Forecast:     04/23/2025 at 05:00 AM PDT
# Maximum Forecast Stage:                       6.61 Feet
# Maximum Forecast Flow:                        2770 cfs
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Observed Status
# ---------------------------------------------------------------------------------
  04/14/2025 08 AM PDT            5.89           2133                        Normal
  04/14/2025 09 AM PDT            5.85           2098         -              Normal
  04/14/2025 10 AM PDT            5.84           2089         -              Normal
  04/14/2025 11 AM PDT            5.80           2055         -              Normal
  04/14/2025 12 PM PDT            5.74           2004         -              Normal
  04/14/2025 01 PM PDT            5.73           1996         -              Normal
  04/14/2025 02 PM PDT            5.68           1954         -              Normal
  04/14/2025 03 PM PDT            5.66           1938         -              Normal
  04/14/2025 04 PM PDT            5.61           1897         -              Normal
  04/14/2025 05 PM PDT            5.60           1889         -              Normal
  04/14/2025 06 PM PDT            5.62           1905         +              Normal
  04/14/2025 07 PM PDT            5.71           1979         +              Normal
  04/14/2025 08 PM PDT            5.80           2055         +              Normal
  04/14/2025 09 PM PDT            5.92           2159         +              Normal
  04/14/2025 10 PM PDT            6.06           2280         +              Normal
  04/14/2025 11 PM PDT            6.12           2331         +              Normal
  04/15/2025 12 AM PDT            6.15           2357         +              Normal
  04/15/2025 01 AM PDT            6.21           2409         +              Normal
  04/15/2025 02 AM PDT            6.23           2426         +              Normal
  04/15/2025 03 AM PDT            6.25           2444         +              Normal
  04/15/2025 04 AM PDT            6.21           2409         -              Normal
  04/15/2025 05 AM PDT            6.15           2357         -              Normal
  04/15/2025 06 AM PDT            6.13           2340         -              Normal
  04/15/2025 07 AM PDT            6.07           2289         -              Normal
  04/15/2025 08 AM PDT            6.03           2255         -              Normal
  04/15/2025 09 AM PDT            5.96           2194         -              Normal
  04/15/2025 10 AM PDT            5.93           2168         -              Normal
  04/15/2025 11 AM PDT            5.87           2115         -              Normal
  04/15/2025 12 PM PDT            5.84           2089         -              Normal
  04/15/2025 01 PM PDT            5.82           2072         -              Normal
  04/15/2025 02 PM PDT            5.76           2021         -              Normal
  04/15/2025 03 PM PDT            5.75           2013         -              Normal
  04/15/2025 04 PM PDT            5.69           1963         -              Normal
  04/15/2025 05 PM PDT            5.69           1963         0              Normal
  04/15/2025 06 PM PDT            5.68           1954         -              Normal
  04/15/2025 07 PM PDT            5.72           1988         +              Normal
  04/15/2025 08 PM PDT            5.76           2021         +              Normal
  04/15/2025 09 PM PDT            5.81           2064         +              Normal
  04/15/2025 10 PM PDT            5.84           2089         +              Normal
  04/15/2025 11 PM PDT            5.88           2124         +              Normal
  04/16/2025 12 AM PDT            5.90           2142         +              Normal
  04/16/2025 01 AM PDT            5.93           2168         +              Normal
  04/16/2025 02 AM PDT            5.94           2177         +              Normal
  04/16/2025 03 AM PDT            5.89           2133         -              Normal
  04/16/2025 04 AM PDT            5.93           2168         +              Normal
  04/16/2025 05 AM PDT            5.91           2150         -              Normal
  04/16/2025 06 AM PDT            5.87           2115         -              Normal
  04/16/2025 07 AM PDT            5.83           2081         -              Normal
  04/16/2025 08 AM PDT            5.81           2064         -              Normal
  04/16/2025 09 AM PDT            5.76           2021         -              Normal
  04/16/2025 10 AM PDT            5.72           1988         -              Normal
  04/16/2025 11 AM PDT            5.70           1971         -              Normal
  04/16/2025 12 PM PDT            5.67           1946         -              Normal
  04/16/2025 01 PM PDT            5.64           1921         -              Normal
  04/16/2025 02 PM PDT            5.61           1897         -              Normal
  04/16/2025 03 PM PDT            5.55           1848         -              Normal
  04/16/2025 04 PM PDT            5.55           1848         0              Normal
  04/16/2025 05 PM PDT            5.56           1856         +              Normal
  04/16/2025 06 PM PDT            5.56           1856         0              Normal
  04/16/2025 07 PM PDT            5.56           1856         0              Normal
  04/16/2025 08 PM PDT            5.59           1881         +              Normal
  04/16/2025 09 PM PDT            5.62           1905         +              Normal
  04/16/2025 10 PM PDT            5.63           1913         +              Normal
  04/16/2025 11 PM PDT            5.67           1946         +              Normal
  04/17/2025 12 AM PDT            5.71           1979         +              Normal
  04/17/2025 01 AM PDT            5.75           2013         +              Normal
  04/17/2025 02 AM PDT            5.72           1988         -              Normal
  04/17/2025 03 AM PDT            5.73           1996         +              Normal
  04/17/2025 04 AM PDT            5.70           1971         -              Normal
  04/17/2025 05 AM PDT            5.72           1988         +              Normal
  04/17/2025 06 AM PDT            5.68           1954         -              Normal
  04/17/2025 07 AM PDT            5.64           1921         -              Normal
  04/17/2025 08 AM PDT            5.62           1905         -              Normal
  04/17/2025 09 AM PDT            5.60           1889         -              Normal
  04/17/2025 10 AM PDT            5.56           1856         -              Normal
  04/17/2025 11 AM PDT            5.56           1856         0              Normal
  04/17/2025 12 PM PDT            5.52           1824         -              Normal
  04/17/2025 01 PM PDT            5.50           1808         -              Normal
  04/17/2025 02 PM PDT            5.49           1801         -              Normal
  04/17/2025 03 PM PDT            5.44           1762         -              Normal
  04/17/2025 04 PM PDT            5.41           1740         -              Normal
  04/17/2025 05 PM PDT            5.38           1717         -              Normal
  04/17/2025 06 PM PDT            5.43           1755         +              Normal
  04/17/2025 07 PM PDT            5.51           1816         +              Normal
  04/17/2025 08 PM PDT            5.57           1864         +              Normal
  04/17/2025 09 PM PDT            5.56           1856         -              Normal
  04/17/2025 10 PM PDT            5.68           1954         +              Normal
  04/17/2025 11 PM PDT            5.74           2004         +              Normal
  04/18/2025 12 AM PDT            5.76           2021         +              Normal
  04/18/2025 01 AM PDT            5.78           2038         +              Normal
  04/18/2025 02 AM PDT            5.77           2030         -              Normal
  04/18/2025 03 AM PDT            5.78           2038         +              Normal
  04/18/2025 04 AM PDT            5.79           2047         +              Normal
  04/18/2025 05 AM PDT            5.76           2021         -              Normal
  04/18/2025 06 AM PDT            5.73           1996         -              Normal
  04/18/2025 07 AM PDT            5.73           1996         0              Normal
  04/18/2025 08 AM PDT            5.70           1971         -              Normal
  04/18/2025 09 AM PDT            5.64           1921         -              Normal
  04/18/2025 10 AM PDT            5.62           1905         -              Normal
  04/18/2025 11 AM PDT            5.60           1889         -              Normal
  04/18/2025 12 PM PDT            5.60           1889         0              Normal
  04/18/2025 01 PM PDT            5.56           1856         -              Normal
  04/18/2025 02 PM PDT            5.53           1832         -              Normal
  04/18/2025 03 PM PDT            5.47           1785         -              Normal
  04/18/2025 04 PM PDT            5.49           1801         +              Normal
  04/18/2025 05 PM PDT            5.48           1793         -              Normal
  04/18/2025 06 PM PDT            5.48           1793         0              Normal
  04/18/2025 07 PM PDT            5.49           1801         +              Normal
  04/18/2025 08 PM PDT            5.56           1856         +              Normal
  04/18/2025 09 PM PDT            5.62           1905         +              Normal
  04/18/2025 10 PM PDT            5.67           1946         +              Normal
  04/18/2025 11 PM PDT            5.70           1971         +              Normal
  04/19/2025 12 AM PDT            5.73           1996         +              Normal
  04/19/2025 01 AM PDT            5.74           2004         +              Normal
  04/19/2025 02 AM PDT            5.75           2013         +              Normal
  04/19/2025 03 AM PDT            5.73           1996         -              Normal
  04/19/2025 04 AM PDT            5.69           1963         -              Normal
  04/19/2025 05 AM PDT            5.70           1971         +              Normal
  04/19/2025 06 AM PDT            5.61           1897         -              Normal
  04/19/2025 07 AM PDT            5.58           1872         -              Normal
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Forecast Status
# ---------------------------------------------------------------------------------
  04/19/2025 08 AM PDT            5.54           1840                        Normal
  04/19/2025 09 AM PDT            5.50           1808         -              Normal
  04/19/2025 10 AM PDT            5.45           1770         -              Normal
  04/19/2025 11 AM PDT            5.40           1732         -              Normal
  04/19/2025 12 PM PDT            5.36           1702         -              Normal
  04/19/2025 01 PM PDT            5.31           1665         -              Normal
  04/19/2025 02 PM PDT            5.26           1628         -              Normal
  04/19/2025 03 PM PDT            5.22           1599         -              Normal
  04/19/2025 04 PM PDT            5.18           1570         -              Normal
  04/19/2025 05 PM PDT            5.16           1554         -              Normal
  04/19/2025 06 PM PDT            5.16           1554         0              Normal
  04/19/2025 07 PM PDT            5.17           1562         +              Normal
  04/19/2025 08 PM PDT            5.21           1592         +              Normal
  04/19/2025 09 PM PDT            5.26           1628         +              Normal
  04/19/2025 10 PM PDT            5.33           1680         +              Normal
  04/19/2025 11 PM PDT            5.39           1724         +              Normal
  04/20/2025 12 AM PDT            5.47           1785         +              Normal
  04/20/2025 01 AM PDT            5.57           1864         +              Normal
  04/20/2025 02 AM PDT            5.63           1913         +              Normal
  04/20/2025 03 AM PDT            5.67           1946         +              Normal
  04/20/2025 04 AM PDT            5.71           1979         +              Normal
  04/20/2025 05 AM PDT            5.74           2004         +              Normal
  04/20/2025 06 AM PDT            5.75           2013         +              Normal
  04/20/2025 07 AM PDT            5.75           2013         0              Normal
  04/20/2025 08 AM PDT            5.73           1996         -              Normal
  04/20/2025 09 AM PDT            5.71           1979         -              Normal
  04/20/2025 10 AM PDT            5.68           1954         -              Normal
  04/20/2025 11 AM PDT            5.65           1930         -              Normal
  04/20/2025 12 PM PDT            5.62           1905         -              Normal
  04/20/2025 01 PM PDT            5.58           1872         -              Normal
  04/20/2025 02 PM PDT            5.55           1848         -              Normal
  04/20/2025 03 PM PDT            5.52           1824         -              Normal
  04/20/2025 04 PM PDT            5.50           1808         -              Normal
  04/20/2025 05 PM PDT            5.48           1793         -              Normal
  04/20/2025 06 PM PDT            5.51           1816         +              Normal
  04/20/2025 07 PM PDT            5.54           1840         +              Normal
  04/20/2025 08 PM PDT            5.59           1881         +              Normal
  04/20/2025 09 PM PDT            5.67           1946         +              Normal
  04/20/2025 10 PM PDT            5.75           2013         +              Normal
  04/20/2025 11 PM PDT            5.83           2081         +              Normal
  04/21/2025 12 AM PDT            5.90           2142         +              Normal
  04/21/2025 01 AM PDT            5.96           2194         +              Normal
  04/21/2025 02 AM PDT            6.00           2230         +              Normal
  04/21/2025 03 AM PDT            6.04           2263         +              Normal
  04/21/2025 04 AM PDT            6.08           2297         +              Normal
  04/21/2025 05 AM PDT            6.10           2314         +              Normal
  04/21/2025 06 AM PDT            6.09           2306         -              Normal
  04/21/2025 07 AM PDT            6.08           2297         -              Normal
  04/21/2025 08 AM PDT            6.05           2272         -              Normal
  04/21/2025 09 AM PDT            6.02           2247         -              Normal
  04/21/2025 10 AM PDT            5.97           2203         -              Normal
  04/21/2025 11 AM PDT            5.93           2168         -              Normal
  04/21/2025 12 PM PDT            5.89           2133         -              Normal
  04/21/2025 01 PM PDT            5.84           2089         -              Normal
  04/21/2025 02 PM PDT            5.80           2055         -              Normal
  04/21/2025 03 PM PDT            5.76           2021         -              Normal
  04/21/2025 04 PM PDT            5.72           1988         -              Normal
  04/21/2025 05 PM PDT            5.70           1971         -              Normal
  04/21/2025 06 PM PDT            5.72           1988         +              Normal
  04/21/2025 07 PM PDT            5.75           2013         +              Normal
  04/21/2025 08 PM PDT            5.80           2055         +              Normal
  04/21/2025 09 PM PDT            5.87           2115         +              Normal
  04/21/2025 10 PM PDT            5.95           2186         +              Normal
  04/21/2025 11 PM PDT            6.04           2263         +              Normal
  04/22/2025 12 AM PDT            6.11           2323         +              Normal
  04/22/2025 01 AM PDT            6.17           2374         +              Normal
  04/22/2025 02 AM PDT            6.22           2417         +              Normal
  04/22/2025 03 AM PDT            6.27           2461         +              Normal
  04/22/2025 04 AM PDT            6.30           2488         +              Normal
  04/22/2025 05 AM PDT            6.33           2514         +              Normal
  04/22/2025 06 AM PDT            6.33           2514         0              Normal
  04/22/2025 07 AM PDT            6.32           2505         -              Normal
  04/22/2025 08 AM PDT            6.29           2479         -              Normal
  04/22/2025 09 AM PDT            6.26           2452         -              Normal
  04/22/2025 10 AM PDT            6.22           2417         -              Normal
  04/22/2025 11 AM PDT            6.17           2374         -              Normal
  04/22/2025 12 PM PDT            6.13           2340         -              Normal
  04/22/2025 01 PM PDT            6.08           2297         -              Normal
  04/22/2025 02 PM PDT            6.04           2263         -              Normal
  04/22/2025 03 PM PDT            6.01           2238         -              Normal
  04/22/2025 04 PM PDT            5.97           2203         -              Normal
  04/22/2025 05 PM PDT            5.96           2194         -              Normal
  04/22/2025 06 PM PDT            5.98           2212         +              Normal
  04/22/2025 07 PM PDT            6.02           2247         +              Normal
  04/22/2025 08 PM PDT            6.08           2297         +              Normal
  04/22/2025 09 PM PDT            6.17           2374         +              Normal
  04/22/2025 10 PM PDT            6.26           2452         +              Normal
  04/22/2025 11 PM PDT            6.34           2523         +              Normal
  04/23/2025 12 AM PDT            6.41           2586         +              Normal
  04/23/2025 01 AM PDT            6.47           2641         +              Normal
  04/23/2025 02 AM PDT            6.52           2686         +              Normal
  04/23/2025 03 AM PDT            6.56           2724         +              Normal
  04/23/2025 04 AM PDT            6.59           2752         +              Normal
  04/23/2025 05 AM PDT            6.61           2770         +              Normal
  04/23/2025 06 AM PDT            6.60           2761         -              Normal
  04/23/2025 07 AM PDT            6.59           2752         -              Normal
  04/23/2025 08 AM PDT            6.55           2714         -              Normal
  04/23/2025 09 AM PDT            6.50           2668         -              Normal
  04/23/2025 10 AM PDT            6.44           2613         -              Normal
  04/23/2025 11 AM PDT            6.38           2559         -              Normal
  04/23/2025 12 PM PDT            6.32           2505         -              Normal
  04/23/2025 01 PM PDT            6.26           2452         -              Normal
  04/23/2025 02 PM PDT            6.21           2409         -              Normal
  04/23/2025 03 PM PDT            6.16           2365         -              Normal
  04/23/2025 04 PM PDT            6.12           2331         -              Normal
  04/23/2025 05 PM PDT            6.09           2306         -              Normal
  04/23/2025 06 PM PDT            6.10           2314         +              Normal
  04/23/2025 07 PM PDT            6.13           2340         +              Normal
  04/23/2025 08 PM PDT            6.18           2383         +              Normal
  04/23/2025 09 PM PDT            6.26           2452         +              Normal
  04/23/2025 10 PM PDT            6.33           2514         +              Normal
  04/23/2025 11 PM PDT            6.41           2586         +              Normal
  04/24/2025 12 AM PDT            6.47           2641         +              Normal
  04/24/2025 01 AM PDT            6.51           2677         +              Normal
  04/24/2025 02 AM PDT            6.55           2714         +              Normal
  04/24/2025 03 AM PDT            6.57           2733         +              Normal
  04/24/2025 04 AM PDT            6.59           2752         +              Normal
  04/24/2025 05 AM PDT            6.59           2752         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.