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TUOLUMNE RIVER - MODESTO (MDSC1)
Latitude: 37.63º N | Longitude: 120.99º W | Elevation: 60 Feet | | | |
Location: Stanislaus County in California | Bulletin Group: San Joaquin | River Group: San Joaquin |
Issuance Time: | Apr 30 2025 at 7:37 AM PDT | Next Issuance: | May 01 2025 at 9:00 AM PDT
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Action/Monitor: 50.5 Feet | Minor Flood: 55.0 Feet | Moderate Flood: 66.0 Feet | Major Flood: 67.0 Feet |
# Tabular Observed and Forecast Hydrograph Information
#
# Location: Tuolumne River - Modesto (MDSC1)
#
# File Generation Time: 04/30/2025 at 07:37 AM PDT
# Data Interval: 1 Hour
#
# Most Recent Date & Time of Maximum Observed: 04/25/2025 at 07:00 AM PDT
# Maximum Observed Stage: 38.90 Feet
# Maximum Observed Flow: 824 cfs
#
# Earliest Date & Time of Maximum Forecast: 05/03/2025 at 01:00 PM PDT
# Maximum Forecast Stage: 40.84 Feet
# Maximum Forecast Flow: 1527 cfs
#
# OBSERVED
#
# Date & Time (Local) Stage (Feet) Flow (cfs) Trend Observed Status
# ---------------------------------------------------------------------------------
04/25/2025 07 AM PDT 38.90 824 Normal
04/25/2025 08 AM PDT 38.88 818 - Normal
04/25/2025 09 AM PDT 38.86 812 - Normal
04/25/2025 10 AM PDT 38.85 809 - Normal
04/25/2025 11 AM PDT 38.84 805 - Normal
04/25/2025 12 PM PDT 38.84 805 0 Normal
04/25/2025 01 PM PDT 38.82 799 - Normal
04/25/2025 02 PM PDT 38.82 799 0 Normal
04/25/2025 03 PM PDT 38.82 799 0 Normal
04/25/2025 04 PM PDT 38.81 796 - Normal
04/25/2025 05 PM PDT 38.80 793 - Normal
04/25/2025 06 PM PDT 38.78 787 - Normal
04/25/2025 07 PM PDT 38.76 780 - Normal
04/25/2025 08 PM PDT 38.74 774 - Normal
04/25/2025 09 PM PDT 38.70 762 - Normal
04/25/2025 10 PM PDT 38.68 756 - Normal
04/25/2025 11 PM PDT 38.65 746 - Normal
04/26/2025 12 AM PDT 38.61 734 - Normal
04/26/2025 01 AM PDT 38.60 731 - Normal
04/26/2025 02 AM PDT 38.59 728 - Normal
04/26/2025 03 AM PDT 38.58 725 - Normal
04/26/2025 04 AM PDT 38.56 719 - Normal
04/26/2025 05 AM PDT 38.54 713 - Normal
04/26/2025 06 AM PDT 38.51 704 - Normal
04/26/2025 07 AM PDT 38.50 701 - Normal
04/26/2025 08 AM PDT 38.47 692 - Normal
04/26/2025 09 AM PDT 38.45 686 - Normal
04/26/2025 10 AM PDT 38.43 680 - Normal
04/26/2025 11 AM PDT 38.42 677 - Normal
04/26/2025 12 PM PDT 38.41 674 - Normal
04/26/2025 01 PM PDT 38.40 671 - Normal
04/26/2025 02 PM PDT 38.39 668 - Normal
04/26/2025 03 PM PDT 38.39 668 0 Normal
04/26/2025 04 PM PDT 38.38 665 - Normal
04/26/2025 05 PM PDT 38.37 662 - Normal
04/26/2025 06 PM PDT 38.37 662 0 Normal
04/26/2025 07 PM PDT 38.37 662 0 Normal
04/26/2025 08 PM PDT 38.35 656 - Normal
04/26/2025 09 PM PDT 38.34 653 - Normal
04/26/2025 10 PM PDT 38.34 653 0 Normal
04/26/2025 11 PM PDT 38.34 653 0 Normal
04/27/2025 12 AM PDT 38.34 653 0 Normal
04/27/2025 01 AM PDT 38.34 653 0 Normal
04/27/2025 02 AM PDT 38.34 653 0 Normal
04/27/2025 03 AM PDT 38.33 650 - Normal
04/27/2025 04 AM PDT 38.32 647 - Normal
04/27/2025 05 AM PDT 38.31 644 - Normal
04/27/2025 06 AM PDT 38.30 641 - Normal
04/27/2025 07 AM PDT 38.29 638 - Normal
04/27/2025 08 AM PDT 38.27 632 - Normal
04/27/2025 09 AM PDT 38.27 632 0 Normal
04/27/2025 10 AM PDT 38.26 629 - Normal
04/27/2025 11 AM PDT 38.25 627 - Normal
04/27/2025 12 PM PDT 38.23 621 - Normal
04/27/2025 01 PM PDT 38.21 615 - Normal
04/27/2025 02 PM PDT 38.20 612 - Normal
04/27/2025 03 PM PDT 38.19 609 - Normal
04/27/2025 04 PM PDT 38.18 606 - Normal
04/27/2025 05 PM PDT 38.16 600 - Normal
04/27/2025 06 PM PDT 38.14 595 - Normal
04/27/2025 07 PM PDT 38.12 589 - Normal
04/27/2025 08 PM PDT 38.10 583 - Normal
04/27/2025 09 PM PDT 38.08 578 - Normal
04/27/2025 10 PM PDT 38.06 572 - Normal
04/27/2025 11 PM PDT 38.03 563 - Normal
04/28/2025 12 AM PDT 38.01 558 - Normal
04/28/2025 01 AM PDT 37.98 549 - Normal
04/28/2025 02 AM PDT 37.96 544 - Normal
04/28/2025 03 AM PDT 37.93 535 - Normal
04/28/2025 04 AM PDT 37.92 532 - Normal
04/28/2025 05 AM PDT 37.89 524 - Normal
04/28/2025 06 AM PDT 37.87 519 - Normal
04/28/2025 07 AM PDT 37.86 516 - Normal
04/28/2025 08 AM PDT 37.84 510 - Normal
04/28/2025 09 AM PDT 37.83 508 - Normal
04/28/2025 10 AM PDT 37.81 502 - Normal
04/28/2025 11 AM PDT 37.81 502 0 Normal
04/28/2025 12 PM PDT 37.81 502 0 Normal
04/28/2025 01 PM PDT 37.80 499 - Normal
04/28/2025 02 PM PDT 37.79 497 - Normal
04/28/2025 03 PM PDT 37.80 499 + Normal
04/28/2025 04 PM PDT 37.81 502 + Normal
04/28/2025 05 PM PDT 37.82 505 + Normal
04/28/2025 06 PM PDT 37.83 508 + Normal
04/28/2025 07 PM PDT 37.85 513 + Normal
04/28/2025 08 PM PDT 37.88 521 + Normal
04/28/2025 09 PM PDT 37.90 527 + Normal
04/28/2025 10 PM PDT 37.92 532 + Normal
04/28/2025 11 PM PDT 37.94 538 + Normal
04/29/2025 12 AM PDT 37.98 549 + Normal
04/29/2025 01 AM PDT 38.00 555 + Normal
04/29/2025 02 AM PDT 38.03 563 + Normal
04/29/2025 03 AM PDT 38.06 572 + Normal
04/29/2025 04 AM PDT 38.07 575 + Normal
04/29/2025 05 AM PDT 38.09 580 + Normal
04/29/2025 06 AM PDT 38.09 580 0 Normal
04/29/2025 07 AM PDT 38.10 583 + Normal
04/29/2025 08 AM PDT 38.11 586 + Normal
04/29/2025 09 AM PDT 38.11 586 0 Normal
04/29/2025 10 AM PDT 38.12 589 + Normal
04/29/2025 11 AM PDT 38.12 589 0 Normal
04/29/2025 12 PM PDT 38.12 589 0 Normal
04/29/2025 01 PM PDT 38.12 589 0 Normal
04/29/2025 02 PM PDT 38.12 589 0 Normal
04/29/2025 03 PM PDT 38.12 589 0 Normal
04/29/2025 04 PM PDT 38.12 589 0 Normal
04/29/2025 05 PM PDT 38.13 592 + Normal
04/29/2025 06 PM PDT 38.13 592 0 Normal
04/29/2025 07 PM PDT 38.13 592 0 Normal
04/29/2025 08 PM PDT 38.12 589 - Normal
04/29/2025 09 PM PDT 38.12 589 0 Normal
04/29/2025 10 PM PDT 38.13 592 + Normal
04/29/2025 11 PM PDT 38.14 595 + Normal
04/30/2025 12 AM PDT 38.14 595 0 Normal
04/30/2025 01 AM PDT 38.15 598 + Normal
04/30/2025 02 AM PDT 38.16 600 + Normal
04/30/2025 03 AM PDT 38.17 603 + Normal
04/30/2025 04 AM PDT 38.19 609 + Normal
04/30/2025 05 AM PDT 38.23 621 + Normal
04/30/2025 06 AM PDT 38.27 632 + Normal
04/30/2025 07 AM PDT 38.31 644 + Normal
#
# FORECAST
#
# Date & Time (Local) Stage (Feet) Flow (cfs) Trend Forecast Status
# ---------------------------------------------------------------------------------
04/30/2025 08 AM PDT 38.36 659 Normal
04/30/2025 09 AM PDT 38.40 671 + Normal
04/30/2025 10 AM PDT 38.43 680 + Normal
04/30/2025 11 AM PDT 38.46 689 + Normal
04/30/2025 12 PM PDT 38.49 698 + Normal
04/30/2025 01 PM PDT 38.52 707 + Normal
04/30/2025 02 PM PDT 38.54 713 + Normal
04/30/2025 03 PM PDT 38.63 740 + Normal
04/30/2025 04 PM PDT 38.75 777 + Normal
04/30/2025 05 PM PDT 38.87 815 + Normal
04/30/2025 06 PM PDT 38.99 853 + Normal
04/30/2025 07 PM PDT 39.08 882 + Normal
04/30/2025 08 PM PDT 39.15 906 + Normal
04/30/2025 09 PM PDT 39.20 923 + Normal
04/30/2025 10 PM PDT 39.25 940 + Normal
04/30/2025 11 PM PDT 39.29 954 + Normal
05/01/2025 12 AM PDT 39.33 968 + Normal
05/01/2025 01 AM PDT 39.36 978 + Normal
05/01/2025 02 AM PDT 39.39 988 + Normal
05/01/2025 03 AM PDT 39.42 999 + Normal
05/01/2025 04 AM PDT 39.44 1006 + Normal
05/01/2025 05 AM PDT 39.47 1016 + Normal
05/01/2025 06 AM PDT 39.48 1020 + Normal
05/01/2025 07 AM PDT 39.50 1027 + Normal
05/01/2025 08 AM PDT 39.52 1034 + Normal
05/01/2025 09 AM PDT 39.53 1038 + Normal
05/01/2025 10 AM PDT 39.55 1045 + Normal
05/01/2025 11 AM PDT 39.56 1048 + Normal
05/01/2025 12 PM PDT 39.57 1052 + Normal
05/01/2025 01 PM PDT 39.58 1055 + Normal
05/01/2025 02 PM PDT 39.62 1069 + Normal
05/01/2025 03 PM PDT 39.69 1094 + Normal
05/01/2025 04 PM PDT 39.75 1116 + Normal
05/01/2025 05 PM PDT 39.81 1138 + Normal
05/01/2025 06 PM PDT 39.86 1156 + Normal
05/01/2025 07 PM PDT 39.90 1170 + Normal
05/01/2025 08 PM PDT 39.94 1185 + Normal
05/01/2025 09 PM PDT 39.98 1200 + Normal
05/01/2025 10 PM PDT 40.01 1211 + Normal
05/01/2025 11 PM PDT 40.04 1222 + Normal
05/02/2025 12 AM PDT 40.07 1233 + Normal
05/02/2025 01 AM PDT 40.09 1240 + Normal
05/02/2025 02 AM PDT 40.11 1248 + Normal
05/02/2025 03 AM PDT 40.13 1255 + Normal
05/02/2025 04 AM PDT 40.15 1263 + Normal
05/02/2025 05 AM PDT 40.16 1266 + Normal
05/02/2025 06 AM PDT 40.17 1270 + Normal
05/02/2025 07 AM PDT 40.19 1278 + Normal
05/02/2025 08 AM PDT 40.20 1281 + Normal
05/02/2025 09 AM PDT 40.21 1285 + Normal
05/02/2025 10 AM PDT 40.22 1289 + Normal
05/02/2025 11 AM PDT 40.23 1293 + Normal
05/02/2025 12 PM PDT 40.23 1293 0 Normal
05/02/2025 01 PM PDT 40.24 1296 + Normal
05/02/2025 02 PM PDT 40.28 1311 + Normal
05/02/2025 03 PM PDT 40.34 1334 + Normal
05/02/2025 04 PM PDT 40.40 1357 + Normal
05/02/2025 05 PM PDT 40.45 1376 + Normal
05/02/2025 06 PM PDT 40.50 1395 + Normal
05/02/2025 07 PM PDT 40.54 1410 + Normal
05/02/2025 08 PM PDT 40.57 1422 + Normal
05/02/2025 09 PM PDT 40.60 1434 + Normal
05/02/2025 10 PM PDT 40.63 1445 + Normal
05/02/2025 11 PM PDT 40.66 1457 + Normal
05/03/2025 12 AM PDT 40.68 1465 + Normal
05/03/2025 01 AM PDT 40.70 1472 + Normal
05/03/2025 02 AM PDT 40.72 1480 + Normal
05/03/2025 03 AM PDT 40.74 1488 + Normal
05/03/2025 04 AM PDT 40.76 1496 + Normal
05/03/2025 05 AM PDT 40.77 1500 + Normal
05/03/2025 06 AM PDT 40.78 1504 + Normal
05/03/2025 07 AM PDT 40.79 1508 + Normal
05/03/2025 08 AM PDT 40.80 1512 + Normal
05/03/2025 09 AM PDT 40.81 1516 + Normal
05/03/2025 10 AM PDT 40.82 1519 + Normal
05/03/2025 11 AM PDT 40.83 1523 + Normal
05/03/2025 12 PM PDT 40.83 1523 0 Normal
05/03/2025 01 PM PDT 40.84 1527 + Normal
05/03/2025 02 PM PDT 40.82 1519 - Normal
05/03/2025 03 PM PDT 40.78 1504 - Normal
05/03/2025 04 PM PDT 40.75 1492 - Normal
05/03/2025 05 PM PDT 40.72 1480 - Normal
05/03/2025 06 PM PDT 40.70 1472 - Normal
05/03/2025 07 PM PDT 40.68 1465 - Normal
05/03/2025 08 PM PDT 40.66 1457 - Normal
05/03/2025 09 PM PDT 40.64 1449 - Normal
05/03/2025 10 PM PDT 40.62 1441 - Normal
05/03/2025 11 PM PDT 40.61 1437 - Normal
05/04/2025 12 AM PDT 40.60 1434 - Normal
05/04/2025 01 AM PDT 40.59 1430 - Normal
05/04/2025 02 AM PDT 40.58 1426 - Normal
05/04/2025 03 AM PDT 40.57 1422 - Normal
05/04/2025 04 AM PDT 40.56 1418 - Normal
05/04/2025 05 AM PDT 40.56 1418 0 Normal
05/04/2025 06 AM PDT 40.55 1414 - Normal
05/04/2025 07 AM PDT 40.55 1414 0 Normal
05/04/2025 08 AM PDT 40.54 1410 - Normal
05/04/2025 09 AM PDT 40.54 1410 0 Normal
05/04/2025 10 AM PDT 40.53 1407 - Normal
05/04/2025 11 AM PDT 40.53 1407 0 Normal
05/04/2025 12 PM PDT 40.53 1407 0 Normal
05/04/2025 01 PM PDT 40.53 1407 0 Normal
05/04/2025 02 PM PDT 40.52 1403 - Normal
05/04/2025 03 PM PDT 40.50 1395 - Normal
05/04/2025 04 PM PDT 40.48 1387 - Normal
05/04/2025 05 PM PDT 40.47 1384 - Normal
05/04/2025 06 PM PDT 40.46 1380 - Normal
05/04/2025 07 PM PDT 40.45 1376 - Normal
05/04/2025 08 PM PDT 40.45 1376 0 Normal
05/04/2025 09 PM PDT 40.44 1372 - Normal
05/04/2025 10 PM PDT 40.43 1368 - Normal
05/04/2025 11 PM PDT 40.43 1368 0 Normal
05/05/2025 12 AM PDT 40.42 1364 - Normal
05/05/2025 01 AM PDT 40.42 1364 0 Normal
05/05/2025 02 AM PDT 40.41 1361 - Normal
05/05/2025 03 AM PDT 40.41 1361 0 Normal
05/05/2025 04 AM PDT 40.41 1361 0 Normal
05/05/2025 05 AM PDT 40.40 1357 - 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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