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GUADALUPE RIVER - SAN JOSE AT US HIGHWAY 101 (GSJC1)
| Latitude: 37.37º N | Longitude: 121.93º W | Elevation: 72 Feet | | Forecast Type: Unofficial Location |
| Location: Santa Clara County in California | Bulletin Group: Central Coast | River Group: South Bay |
| Issuance Time: | Feb 18 2026 at 2:05 PM PST | Next Issuance: | Feb 19 2026 at 9:00 AM PST
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| Action/Monitor: 17.0 Feet | Minor Flood: 18.5 Feet | Moderate Flood: 19.5 Feet | Major Flood: 21.0 Feet |
# Tabular Observed and Forecast Hydrograph Information
#
# Location: Guadalupe River - San Jose at US Highway 101 (GSJC1)
#
# File Generation Time: 02/18/2026 at 02:07 PM PST
# Data Interval: 1 Hour
#
# Most Recent Date & Time of Maximum Observed: 02/16/2026 at 12:00 PM PST
# Maximum Observed Stage: 9.88 Feet
# Maximum Observed Flow: 1399 cfs
#
# Earliest Date & Time of Maximum Forecast: 02/19/2026 at 07:00 AM PST
# Maximum Forecast Stage: 10.46 Feet
# Maximum Forecast Flow: 1705 cfs
#
# OBSERVED
#
# Date & Time (Local) Stage (Feet) Flow (cfs) Trend Observed Status
# ---------------------------------------------------------------------------------
02/13/2026 02 PM PST 5.50 57 Normal
02/13/2026 03 PM PST 5.50 57 0 Normal
02/13/2026 04 PM PST 5.50 57 0 Normal
02/13/2026 05 PM PST 5.50 57 0 Normal
02/13/2026 06 PM PST 5.50 57 0 Normal
02/13/2026 07 PM PST 5.50 57 0 Normal
02/13/2026 08 PM PST 5.50 57 0 Normal
02/13/2026 09 PM PST 5.49 56 - Normal
02/13/2026 10 PM PST 5.49 56 0 Normal
02/13/2026 11 PM PST 5.49 56 0 Normal
02/14/2026 12 AM PST 5.48 55 - Normal
02/14/2026 01 AM PST 5.48 55 0 Normal
02/14/2026 02 AM PST 5.49 56 + Normal
02/14/2026 03 AM PST 5.48 55 - Normal
02/14/2026 04 AM PST 5.48 55 0 Normal
02/14/2026 05 AM PST 5.47 54 - Normal
02/14/2026 06 AM PST 5.47 54 0 Normal
02/14/2026 07 AM PST 5.47 54 0 Normal
02/14/2026 08 AM PST 5.47 54 0 Normal
02/14/2026 09 AM PST 5.47 54 0 Normal
02/14/2026 10 AM PST 5.47 54 0 Normal
02/14/2026 11 AM PST 5.47 54 0 Normal
02/14/2026 12 PM PST 5.47 54 0 Normal
02/14/2026 01 PM PST 5.47 54 0 Normal
02/14/2026 02 PM PST 5.47 54 0 Normal
02/14/2026 03 PM PST 5.47 54 0 Normal
02/14/2026 04 PM PST 5.49 56 + Normal
02/14/2026 05 PM PST 5.51 58 + Normal
02/14/2026 06 PM PST 5.51 58 0 Normal
02/14/2026 07 PM PST 5.51 58 0 Normal
02/14/2026 08 PM PST 5.51 58 0 Normal
02/14/2026 09 PM PST 5.50 57 - Normal
02/14/2026 10 PM PST 5.50 57 0 Normal
02/14/2026 11 PM PST 5.49 56 - Normal
02/15/2026 12 AM PST 5.50 57 + Normal
02/15/2026 01 AM PST 5.49 56 - Normal
02/15/2026 02 AM PST 5.49 56 0 Normal
02/15/2026 03 AM PST 5.49 56 0 Normal
02/15/2026 04 AM PST 5.48 55 - Normal
02/15/2026 05 AM PST 5.49 56 + Normal
02/15/2026 06 AM PST 5.49 56 0 Normal
02/15/2026 07 AM PST 5.48 55 - Normal
02/15/2026 08 AM PST 5.49 56 + Normal
02/15/2026 09 AM PST 5.49 56 0 Normal
02/15/2026 10 AM PST 5.49 56 0 Normal
02/15/2026 11 AM PST 5.49 56 0 Normal
02/15/2026 12 PM PST 5.49 56 0 Normal
02/15/2026 01 PM PST 5.49 56 0 Normal
02/15/2026 02 PM PST 5.49 56 0 Normal
02/15/2026 03 PM PST 5.49 56 0 Normal
02/15/2026 04 PM PST 5.48 55 - Normal
02/15/2026 05 PM PST 5.49 56 + Normal
02/15/2026 06 PM PST 5.48 55 - Normal
02/15/2026 07 PM PST 5.53 60 + Normal
02/15/2026 08 PM PST 5.63 70 + Normal
02/15/2026 09 PM PST 6.16 137 + Normal
02/15/2026 10 PM PST 6.97 296 + Normal
02/15/2026 11 PM PST 7.42 413 + Normal
02/16/2026 12 AM PST 7.82 533 + Normal
02/16/2026 01 AM PST 7.94 572 + Normal
02/16/2026 02 AM PST 8.20 662 + Normal
02/16/2026 03 AM PST 8.48 766 + Normal
02/16/2026 04 AM PST 8.71 858 + Normal
02/16/2026 05 AM PST 8.88 929 + Normal
02/16/2026 06 AM PST 8.80 895 - Normal
02/16/2026 07 AM PST 8.67 842 - Normal
02/16/2026 08 AM PST 8.66 838 - Normal
02/16/2026 09 AM PST 9.02 990 + Normal
02/16/2026 10 AM PST 9.42 1175 + Normal
02/16/2026 11 AM PST 9.73 1325 + Normal
02/16/2026 12 PM PST 9.88 1399 + Normal
02/16/2026 01 PM PST 9.74 1330 - Normal
02/16/2026 02 PM PST 9.50 1214 - Normal
02/16/2026 03 PM PST 9.24 1090 - Normal
02/16/2026 04 PM PST 9.10 1026 - Normal
02/16/2026 05 PM PST 8.96 964 - Normal
02/16/2026 06 PM PST 8.82 904 - Normal
02/16/2026 07 PM PST 8.61 817 - Normal
02/16/2026 08 PM PST 8.28 691 - Normal
02/16/2026 09 PM PST 8.01 596 - Normal
02/16/2026 10 PM PST 7.82 533 - Normal
02/16/2026 11 PM PST 7.52 441 - Normal
02/17/2026 12 AM PST 7.32 385 - Normal
02/17/2026 01 AM PST 7.18 348 - Normal
02/17/2026 02 AM PST 7.05 315 - Normal
02/17/2026 03 AM PST 6.91 282 - Normal
02/17/2026 04 AM PST 6.80 257 - Normal
02/17/2026 05 AM PST 6.73 242 - Normal
02/17/2026 06 AM PST 6.65 225 - Normal
02/17/2026 07 AM PST 6.58 210 - Normal
02/17/2026 08 AM PST 6.65 225 + Normal
02/17/2026 09 AM PST 6.72 239 + Normal
02/17/2026 10 AM PST 6.67 229 - Normal
02/17/2026 11 AM PST 6.89 277 + Normal
02/17/2026 12 PM PST 7.26 369 + Normal
02/17/2026 01 PM PST 7.59 462 + Normal
02/17/2026 02 PM PST 7.99 589 + Normal
02/17/2026 03 PM PST 8.59 810 + Normal
02/17/2026 04 PM PST 8.89 933 + Normal
02/17/2026 05 PM PST 8.83 908 - Normal
02/17/2026 06 PM PST 8.67 842 - Normal
02/17/2026 07 PM PST 8.52 782 - Normal
02/17/2026 08 PM PST 8.40 736 - Normal
02/17/2026 09 PM PST 8.32 706 - Normal
02/17/2026 10 PM PST 8.28 691 - Normal
02/17/2026 11 PM PST 8.27 687 - Normal
02/18/2026 12 AM PST 8.29 695 + Normal
02/18/2026 01 AM PST 8.39 732 + Normal
02/18/2026 02 AM PST 8.37 724 - Normal
02/18/2026 03 AM PST 8.32 706 - Normal
02/18/2026 04 AM PST 8.30 698 - Normal
02/18/2026 05 AM PST 8.29 695 - Normal
02/18/2026 06 AM PST 8.25 680 - Normal
02/18/2026 07 AM PST 8.18 655 - Normal
02/18/2026 08 AM PST 8.10 627 - Normal
02/18/2026 09 AM PST 8.04 606 - Normal
02/18/2026 10 AM PST 7.98 586 - Normal
02/18/2026 11 AM PST 7.92 566 - Normal
02/18/2026 12 PM PST 8.00 592 + Normal
02/18/2026 01 PM PST 8.32 706 + Normal
#
# FORECAST
#
# Date & Time (Local) Stage (Feet) Flow (cfs) Trend Forecast Status
# ---------------------------------------------------------------------------------
02/18/2026 02 PM PST 8.33 709 Normal
02/18/2026 03 PM PST 8.38 728 + Normal
02/18/2026 04 PM PST 8.44 751 + Normal
02/18/2026 05 PM PST 8.52 782 + Normal
02/18/2026 06 PM PST 8.60 814 + Normal
02/18/2026 07 PM PST 8.64 830 + Normal
02/18/2026 08 PM PST 8.63 826 - Normal
02/18/2026 09 PM PST 8.60 814 - Normal
02/18/2026 10 PM PST 8.56 798 - Normal
02/18/2026 11 PM PST 8.50 774 - Normal
02/19/2026 12 AM PST 8.43 747 - Normal
02/19/2026 01 AM PST 8.36 721 - Normal
02/19/2026 02 AM PST 8.29 695 - Normal
02/19/2026 03 AM PST 8.27 687 - Normal
02/19/2026 04 AM PST 8.43 747 + Normal
02/19/2026 05 AM PST 9.21 1076 + Normal
02/19/2026 06 AM PST 10.15 1537 + Normal
02/19/2026 07 AM PST 10.46 1705 + Normal
02/19/2026 08 AM PST 10.32 1628 - Normal
02/19/2026 09 AM PST 10.10 1511 - Normal
02/19/2026 10 AM PST 9.93 1424 - Normal
02/19/2026 11 AM PST 9.87 1394 - Normal
02/19/2026 12 PM PST 9.91 1414 + Normal
02/19/2026 01 PM PST 9.95 1434 + Normal
02/19/2026 02 PM PST 9.90 1409 - Normal
02/19/2026 03 PM PST 9.78 1349 - Normal
02/19/2026 04 PM PST 9.64 1281 - Normal
02/19/2026 05 PM PST 9.50 1214 - Normal
02/19/2026 06 PM PST 9.38 1155 - Normal
02/19/2026 07 PM PST 9.26 1099 - Normal
02/19/2026 08 PM PST 9.16 1053 - Normal
02/19/2026 09 PM PST 9.05 1003 - Normal
02/19/2026 10 PM PST 8.95 959 - Normal
02/19/2026 11 PM PST 8.86 921 - Normal
02/20/2026 12 AM PST 8.79 891 - Normal
02/20/2026 01 AM PST 8.72 862 - Normal
02/20/2026 02 AM PST 8.67 842 - Normal
02/20/2026 03 AM PST 8.62 822 - Normal
02/20/2026 04 AM PST 8.58 806 - Normal
02/20/2026 05 AM PST 8.55 794 - Normal
02/20/2026 06 AM PST 8.51 778 - Normal
02/20/2026 07 AM PST 8.48 766 - Normal
02/20/2026 08 AM PST 8.45 755 - Normal
02/20/2026 09 AM PST 8.43 747 - Normal
02/20/2026 10 AM PST 8.41 740 - Normal
02/20/2026 11 AM PST 8.39 732 - Normal
02/20/2026 12 PM PST 8.37 724 - Normal
02/20/2026 01 PM PST 8.35 717 - Normal
02/20/2026 02 PM PST 8.33 709 - Normal
02/20/2026 03 PM PST 8.31 702 - Normal
02/20/2026 04 PM PST 8.29 695 - Normal
02/20/2026 05 PM PST 8.27 687 - Normal
02/20/2026 06 PM PST 8.26 684 - Normal
02/20/2026 07 PM PST 8.24 676 - Normal
02/20/2026 08 PM PST 8.22 669 - Normal
02/20/2026 09 PM PST 8.21 666 - Normal
02/20/2026 10 PM PST 8.19 658 - Normal
02/20/2026 11 PM PST 8.18 655 - Normal
02/21/2026 12 AM PST 8.16 648 - Normal
02/21/2026 01 AM PST 8.15 644 - Normal
02/21/2026 02 AM PST 8.14 641 - Normal
02/21/2026 03 AM PST 8.12 634 - Normal
02/21/2026 04 AM PST 8.11 630 - Normal
02/21/2026 05 AM PST 8.10 627 - Normal
02/21/2026 06 AM PST 8.09 623 - Normal
02/21/2026 07 AM PST 8.08 620 - Normal
02/21/2026 08 AM PST 8.07 616 - Normal
02/21/2026 09 AM PST 8.06 613 - Normal
02/21/2026 10 AM PST 8.05 609 - Normal
02/21/2026 11 AM PST 8.04 606 - Normal
02/21/2026 12 PM PST 8.03 603 - Normal
02/21/2026 01 PM PST 8.03 603 0 Normal
02/21/2026 02 PM PST 8.02 599 - Normal
02/21/2026 03 PM PST 8.01 596 - Normal
02/21/2026 04 PM PST 8.00 592 - Normal
02/21/2026 05 PM PST 8.00 592 0 Normal
02/21/2026 06 PM PST 7.99 589 - Normal
02/21/2026 07 PM PST 7.98 586 - Normal
02/21/2026 08 PM PST 7.97 582 - Normal
02/21/2026 09 PM PST 7.97 582 0 Normal
02/21/2026 10 PM PST 7.96 579 - Normal
02/21/2026 11 PM PST 7.96 579 0 Normal
02/22/2026 12 AM PST 7.95 575 - Normal
02/22/2026 01 AM PST 7.95 575 0 Normal
02/22/2026 02 AM PST 7.95 575 0 Normal
02/22/2026 03 AM PST 7.95 575 0 Normal
02/22/2026 04 AM PST 7.96 579 + Normal
02/22/2026 05 AM PST 7.97 582 + Normal
02/22/2026 06 AM PST 7.98 586 + Normal
02/22/2026 07 AM PST 7.99 589 + Normal
02/22/2026 08 AM PST 8.00 592 + Normal
02/22/2026 09 AM PST 8.02 599 + Normal
02/22/2026 10 AM PST 8.05 609 + Normal
02/22/2026 11 AM PST 8.08 620 + Normal
02/22/2026 12 PM PST 8.11 630 + Normal
02/22/2026 01 PM PST 8.12 634 + Normal
02/22/2026 02 PM PST 8.13 637 + Normal
02/22/2026 03 PM PST 8.13 637 0 Normal
02/22/2026 04 PM PST 8.13 637 0 Normal
02/22/2026 05 PM PST 8.14 641 + Normal
02/22/2026 06 PM PST 8.14 641 0 Normal
02/22/2026 07 PM PST 8.13 637 - Normal
02/22/2026 08 PM PST 8.14 641 + Normal
02/22/2026 09 PM PST 8.14 641 0 Normal
02/22/2026 10 PM PST 8.15 644 + Normal
02/22/2026 11 PM PST 8.16 648 + Normal
02/23/2026 12 AM PST 8.19 658 + Normal
02/23/2026 01 AM PST 8.22 669 + Normal
02/23/2026 02 AM PST 8.27 687 + Normal
02/23/2026 03 AM PST 8.34 713 + Normal
02/23/2026 04 AM PST 8.42 743 + 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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