# Tabular Observed and Forecast Hydrograph Information
#
# Location: Merced River - Yosemite NP at Happy Isles (HPIC1)
#
# File Generation Time: 05/03/2026 at 08:46 AM PDT
# Data Interval: 1 Hour
#
# Most Recent Date & Time of Maximum Observed: 05/03/2026 at 06:00 AM PDT
# Maximum Observed Stage: 4.15 Feet
# Maximum Observed Flow: 870 cfs
#
# Earliest Date & Time of Maximum Forecast: 05/08/2026 at 05:00 AM PDT
# Maximum Forecast Stage: 5.26 Feet
# Maximum Forecast Flow: 1586 cfs
#
# OBSERVED
#
# Date & Time (Local) Stage (Feet) Flow (cfs) Trend Observed Status
# ---------------------------------------------------------------------------------
04/28/2026 08 AM PDT 3.36 498 Normal
04/28/2026 09 AM PDT 3.34 490 - Normal
04/28/2026 10 AM PDT 3.33 486 - Normal
04/28/2026 11 AM PDT 3.33 486 0 Normal
04/28/2026 12 PM PDT 3.30 474 - Normal
04/28/2026 01 PM PDT 3.29 471 - Normal
04/28/2026 02 PM PDT 3.28 467 - Normal
04/28/2026 03 PM PDT 3.27 463 - Normal
04/28/2026 04 PM PDT 3.29 471 + Normal
04/28/2026 05 PM PDT 3.29 471 0 Normal
04/28/2026 06 PM PDT 3.36 498 + Normal
04/28/2026 07 PM PDT 3.34 490 - Normal
04/28/2026 08 PM PDT 3.32 482 - Normal
04/28/2026 09 PM PDT 3.39 510 + Normal
04/28/2026 10 PM PDT 3.35 494 - Normal
04/28/2026 11 PM PDT 3.36 498 + Normal
04/29/2026 12 AM PDT 3.34 490 - Normal
04/29/2026 01 AM PDT 3.35 494 + Normal
04/29/2026 02 AM PDT 3.33 486 - Normal
04/29/2026 03 AM PDT 3.32 482 - Normal
04/29/2026 04 AM PDT 3.32 482 0 Normal
04/29/2026 05 AM PDT 3.32 482 0 Normal
04/29/2026 06 AM PDT 3.30 474 - Normal
04/29/2026 07 AM PDT 3.30 474 0 Normal
04/29/2026 08 AM PDT 3.28 467 - Normal
04/29/2026 09 AM PDT 3.28 467 0 Normal
04/29/2026 10 AM PDT 3.24 451 - Normal
04/29/2026 11 AM PDT 3.23 448 - Normal
04/29/2026 12 PM PDT 3.22 444 - Normal
04/29/2026 01 PM PDT 3.22 444 0 Normal
04/29/2026 02 PM PDT 3.19 433 - Normal
04/29/2026 03 PM PDT 3.20 437 + Normal
04/29/2026 04 PM PDT 3.23 448 + Normal
04/29/2026 05 PM PDT 3.23 448 0 Normal
04/29/2026 06 PM PDT 3.24 451 + Normal
04/29/2026 07 PM PDT 3.22 444 - Normal
04/29/2026 08 PM PDT 3.24 451 + Normal
04/29/2026 09 PM PDT 3.30 474 + Normal
04/29/2026 10 PM PDT 3.33 486 + Normal
04/29/2026 11 PM PDT 3.37 502 + Normal
04/30/2026 12 AM PDT 3.40 514 + Normal
04/30/2026 01 AM PDT 3.43 526 + Normal
04/30/2026 02 AM PDT 3.46 539 + Normal
04/30/2026 03 AM PDT 3.46 539 0 Normal
04/30/2026 04 AM PDT 3.50 556 + Normal
04/30/2026 05 AM PDT 3.47 543 - Normal
04/30/2026 06 AM PDT 3.48 547 + Normal
04/30/2026 07 AM PDT 3.46 539 - Normal
04/30/2026 08 AM PDT 3.46 539 0 Normal
04/30/2026 09 AM PDT 3.47 543 + Normal
04/30/2026 10 AM PDT 3.46 539 - Normal
04/30/2026 11 AM PDT 3.46 539 0 Normal
04/30/2026 12 PM PDT 3.43 526 - Normal
04/30/2026 01 PM PDT 3.42 522 - Normal
04/30/2026 02 PM PDT 3.41 518 - Normal
04/30/2026 03 PM PDT 3.41 518 0 Normal
04/30/2026 04 PM PDT 3.41 518 0 Normal
04/30/2026 05 PM PDT 3.38 506 - Normal
04/30/2026 06 PM PDT 3.40 514 + Normal
04/30/2026 07 PM PDT 3.38 506 - Normal
04/30/2026 08 PM PDT 3.42 522 + Normal
04/30/2026 09 PM PDT 3.46 539 + Normal
04/30/2026 10 PM PDT 3.50 556 + Normal
04/30/2026 11 PM PDT 3.55 577 + Normal
05/01/2026 12 AM PDT 3.59 594 + Normal
05/01/2026 01 AM PDT 3.64 617 + Normal
05/01/2026 02 AM PDT 3.67 630 + Normal
05/01/2026 03 AM PDT 3.69 639 + Normal
05/01/2026 04 AM PDT 3.68 635 - Normal
05/01/2026 05 AM PDT 3.68 635 0 Normal
05/01/2026 06 AM PDT 3.68 635 0 Normal
05/01/2026 07 AM PDT 3.68 635 0 Normal
05/01/2026 08 AM PDT 3.71 649 + Normal
05/01/2026 09 AM PDT 3.70 644 - Normal
05/01/2026 10 AM PDT 3.68 635 - Normal
05/01/2026 11 AM PDT 3.70 644 + Normal
05/01/2026 12 PM PDT 3.66 626 - Normal
05/01/2026 01 PM PDT 3.65 621 - Normal
05/01/2026 02 PM PDT 3.64 617 - Normal
05/01/2026 03 PM PDT 3.65 621 + Normal
05/01/2026 04 PM PDT 3.63 612 - Normal
05/01/2026 05 PM PDT 3.62 608 - Normal
05/01/2026 06 PM PDT 3.58 590 - Normal
05/01/2026 07 PM PDT 3.61 603 + Normal
05/01/2026 08 PM PDT 3.64 617 + Normal
05/01/2026 09 PM PDT 3.67 630 + Normal
05/01/2026 10 PM PDT 3.77 677 + Normal
05/01/2026 11 PM PDT 3.86 720 + Normal
05/02/2026 12 AM PDT 3.94 760 + Normal
05/02/2026 01 AM PDT 3.97 775 + Normal
05/02/2026 02 AM PDT 3.96 770 - Normal
05/02/2026 03 AM PDT 3.99 785 + Normal
05/02/2026 04 AM PDT 4.00 790 + Normal
05/02/2026 05 AM PDT 3.98 780 - Normal
05/02/2026 06 AM PDT 4.00 790 + Normal
05/02/2026 07 AM PDT 4.01 795 + Normal
05/02/2026 08 AM PDT 4.02 801 + Normal
05/02/2026 09 AM PDT 4.00 790 - Normal
05/02/2026 10 AM PDT 4.00 790 0 Normal
05/02/2026 11 AM PDT 3.98 780 - Normal
05/02/2026 12 PM PDT 3.96 770 - Normal
05/02/2026 01 PM PDT 3.95 765 - Normal
05/02/2026 02 PM PDT 3.93 755 - Normal
05/02/2026 03 PM PDT 3.91 745 - Normal
05/02/2026 04 PM PDT 3.91 745 0 Normal
05/02/2026 05 PM PDT 3.89 735 - Normal
05/02/2026 06 PM PDT 3.89 735 0 Normal
05/02/2026 07 PM PDT 3.90 740 + Normal
05/02/2026 08 PM PDT 3.92 750 + Normal
05/02/2026 09 PM PDT 3.96 770 + Normal
05/02/2026 10 PM PDT 4.00 790 + Normal
05/02/2026 11 PM PDT 4.06 821 + Normal
05/03/2026 12 AM PDT 4.08 832 + Normal
05/03/2026 01 AM PDT 4.09 837 + Normal
05/03/2026 02 AM PDT 4.11 848 + Normal
05/03/2026 03 AM PDT 4.12 853 + Normal
05/03/2026 04 AM PDT 4.14 864 + Normal
05/03/2026 05 AM PDT 4.13 859 - Normal
05/03/2026 06 AM PDT 4.15 870 + Normal
05/03/2026 07 AM PDT 4.12 853 - Normal
05/03/2026 08 AM PDT 4.09 837 - Normal
#
# FORECAST
#
# Date & Time (Local) Stage (Feet) Flow (cfs) Trend Forecast Status
# ---------------------------------------------------------------------------------
05/03/2026 09 AM PDT 4.06 821 Normal
05/03/2026 10 AM PDT 4.04 811 - Normal
05/03/2026 11 AM PDT 4.00 790 - Normal
05/03/2026 12 PM PDT 3.98 780 - Normal
05/03/2026 01 PM PDT 3.94 760 - Normal
05/03/2026 02 PM PDT 3.93 755 - Normal
05/03/2026 03 PM PDT 3.91 745 - Normal
05/03/2026 04 PM PDT 3.89 735 - Normal
05/03/2026 05 PM PDT 3.91 745 + Normal
05/03/2026 06 PM PDT 3.94 760 + Normal
05/03/2026 07 PM PDT 3.97 775 + Normal
05/03/2026 08 PM PDT 4.02 801 + Normal
05/03/2026 09 PM PDT 4.05 816 + Normal
05/03/2026 10 PM PDT 4.08 832 + Normal
05/03/2026 11 PM PDT 4.10 843 + Normal
05/04/2026 12 AM PDT 4.11 848 + Normal
05/04/2026 01 AM PDT 4.11 848 0 Normal
05/04/2026 02 AM PDT 4.12 853 + Normal
05/04/2026 03 AM PDT 4.11 848 - Normal
05/04/2026 04 AM PDT 4.10 843 - Normal
05/04/2026 05 AM PDT 4.10 843 0 Normal
05/04/2026 06 AM PDT 4.06 821 - Normal
05/04/2026 07 AM PDT 4.02 801 - Normal
05/04/2026 08 AM PDT 3.98 780 - Normal
05/04/2026 09 AM PDT 3.94 760 - Normal
05/04/2026 10 AM PDT 3.90 740 - Normal
05/04/2026 11 AM PDT 3.86 720 - Normal
05/04/2026 12 PM PDT 3.83 705 - Normal
05/04/2026 01 PM PDT 3.80 691 - Normal
05/04/2026 02 PM PDT 3.78 681 - Normal
05/04/2026 03 PM PDT 3.76 672 - Normal
05/04/2026 04 PM PDT 3.74 663 - Normal
05/04/2026 05 PM PDT 3.73 658 - Normal
05/04/2026 06 PM PDT 3.74 663 + Normal
05/04/2026 07 PM PDT 3.74 663 0 Normal
05/04/2026 08 PM PDT 3.74 663 0 Normal
05/04/2026 09 PM PDT 3.74 663 0 Normal
05/04/2026 10 PM PDT 3.74 663 0 Normal
05/04/2026 11 PM PDT 3.73 658 - Normal
05/05/2026 12 AM PDT 3.73 658 0 Normal
05/05/2026 01 AM PDT 3.73 658 0 Normal
05/05/2026 02 AM PDT 3.72 653 - Normal
05/05/2026 03 AM PDT 3.71 649 - Normal
05/05/2026 04 AM PDT 3.71 649 0 Normal
05/05/2026 05 AM PDT 3.70 644 - Normal
05/05/2026 06 AM PDT 3.69 639 - Normal
05/05/2026 07 AM PDT 3.68 635 - Normal
05/05/2026 08 AM PDT 3.67 630 - Normal
05/05/2026 09 AM PDT 3.66 626 - Normal
05/05/2026 10 AM PDT 3.65 621 - Normal
05/05/2026 11 AM PDT 3.63 612 - Normal
05/05/2026 12 PM PDT 3.62 608 - Normal
05/05/2026 01 PM PDT 3.60 599 - Normal
05/05/2026 02 PM PDT 3.58 590 - Normal
05/05/2026 03 PM PDT 3.56 581 - Normal
05/05/2026 04 PM PDT 3.55 577 - Normal
05/05/2026 05 PM PDT 3.55 577 0 Normal
05/05/2026 06 PM PDT 3.56 581 + Normal
05/05/2026 07 PM PDT 3.58 590 + Normal
05/05/2026 08 PM PDT 3.60 599 + Normal
05/05/2026 09 PM PDT 3.62 608 + Normal
05/05/2026 10 PM PDT 3.64 617 + Normal
05/05/2026 11 PM PDT 3.66 626 + Normal
05/06/2026 12 AM PDT 3.69 639 + Normal
05/06/2026 01 AM PDT 3.71 649 + Normal
05/06/2026 02 AM PDT 3.74 663 + Normal
05/06/2026 03 AM PDT 3.76 672 + Normal
05/06/2026 04 AM PDT 3.78 681 + Normal
05/06/2026 05 AM PDT 3.80 691 + Normal
05/06/2026 06 AM PDT 3.83 705 + Normal
05/06/2026 07 AM PDT 3.85 715 + Normal
05/06/2026 08 AM PDT 3.87 725 + Normal
05/06/2026 09 AM PDT 3.89 735 + Normal
05/06/2026 10 AM PDT 3.91 745 + Normal
05/06/2026 11 AM PDT 3.92 750 + Normal
05/06/2026 12 PM PDT 3.92 750 0 Normal
05/06/2026 01 PM PDT 3.92 750 0 Normal
05/06/2026 02 PM PDT 3.92 750 0 Normal
05/06/2026 03 PM PDT 3.93 755 + Normal
05/06/2026 04 PM PDT 3.93 755 0 Normal
05/06/2026 05 PM PDT 3.98 780 + Normal
05/06/2026 06 PM PDT 4.06 821 + Normal
05/06/2026 07 PM PDT 4.15 870 + Normal
05/06/2026 08 PM PDT 4.25 925 + Normal
05/06/2026 09 PM PDT 4.34 976 + Normal
05/06/2026 10 PM PDT 4.44 1035 + Normal
05/06/2026 11 PM PDT 4.51 1077 + Normal
05/07/2026 12 AM PDT 4.57 1115 + Normal
05/07/2026 01 AM PDT 4.63 1152 + Normal
05/07/2026 02 AM PDT 4.68 1184 + Normal
05/07/2026 03 AM PDT 4.72 1210 + Normal
05/07/2026 04 AM PDT 4.76 1236 + Normal
05/07/2026 05 AM PDT 4.80 1262 + Normal
05/07/2026 06 AM PDT 4.78 1249 - Normal
05/07/2026 07 AM PDT 4.76 1236 - Normal
05/07/2026 08 AM PDT 4.73 1216 - Normal
05/07/2026 09 AM PDT 4.70 1197 - Normal
05/07/2026 10 AM PDT 4.69 1191 - Normal
05/07/2026 11 AM PDT 4.65 1165 - Normal
05/07/2026 12 PM PDT 4.64 1159 - Normal
05/07/2026 01 PM PDT 4.60 1133 - Normal
05/07/2026 02 PM PDT 4.59 1127 - Normal
05/07/2026 03 PM PDT 4.58 1121 - Normal
05/07/2026 04 PM PDT 4.57 1115 - Normal
05/07/2026 05 PM PDT 4.63 1152 + Normal
05/07/2026 06 PM PDT 4.71 1204 + Normal
05/07/2026 07 PM PDT 4.80 1262 + Normal
05/07/2026 08 PM PDT 4.91 1336 + Normal
05/07/2026 09 PM PDT 4.99 1391 + Normal
05/07/2026 10 PM PDT 5.09 1462 + Normal
05/07/2026 11 PM PDT 5.15 1505 + Normal
05/08/2026 12 AM PDT 5.18 1527 + Normal
05/08/2026 01 AM PDT 5.21 1549 + Normal
05/08/2026 02 AM PDT 5.24 1571 + Normal
05/08/2026 03 AM PDT 5.25 1579 + Normal
05/08/2026 04 AM PDT 5.25 1579 0 Normal
05/08/2026 05 AM PDT 5.26 1586 + 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.
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