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YUBA RIVER - MARYSVILLE (MRYC1)
| Latitude: 39.18º N | Longitude: 121.52º W | Elevation: 88 Feet | | Forecast Type: Official Location |
| Location: Yuba County in California | Bulletin Group: Lower Sacramento | River Group: Feather Yuba |
| Issuance Time: | May 01 2026 at 7:51 AM PDT | Next Issuance: | May 02 2026 at 9:00 AM PDT
| |
| Action/Monitor: 74.0 Feet | Minor Flood: 87.0 Feet | Moderate Flood: 90.0 Feet | Major Flood: 91.0 Feet |
# Tabular Observed and Forecast Hydrograph Information
#
# Location: Yuba River - Marysville (MRYC1)
#
# File Generation Time: 05/01/2026 at 07:51 AM PDT
# Data Interval: 1 Hour
#
# Most Recent Date & Time of Maximum Observed: 04/26/2026 at 05:00 PM PDT
# Maximum Observed Stage: 63.31 Feet
# Maximum Observed Flow: 2884 cfs
#
# Earliest Date & Time of Maximum Forecast: 05/05/2026 at 05:00 PM PDT
# Maximum Forecast Stage: 63.20 Feet
# Maximum Forecast Flow: 2732 cfs
#
# OBSERVED
#
# Date & Time (Local) Stage (Feet) Flow (cfs) Trend Observed Status
# ---------------------------------------------------------------------------------
04/26/2026 07 AM PDT 63.28 2842 Normal
04/26/2026 08 AM PDT 63.29 2856 + Normal
04/26/2026 09 AM PDT 63.28 2842 - Normal
04/26/2026 10 AM PDT 63.27 2829 - Normal
04/26/2026 11 AM PDT 63.27 2829 0 Normal
04/26/2026 12 PM PDT 63.28 2842 + Normal
04/26/2026 01 PM PDT 63.28 2842 0 Normal
04/26/2026 02 PM PDT 63.30 2870 + Normal
04/26/2026 03 PM PDT 63.30 2870 0 Normal
04/26/2026 04 PM PDT 63.30 2870 0 Normal
04/26/2026 05 PM PDT 63.31 2884 + Normal
04/26/2026 06 PM PDT 63.29 2856 - Normal
04/26/2026 07 PM PDT 63.30 2870 + Normal
04/26/2026 08 PM PDT 63.27 2829 - Normal
04/26/2026 09 PM PDT 63.29 2856 + Normal
04/26/2026 10 PM PDT 63.27 2829 - Normal
04/26/2026 11 PM PDT 63.27 2829 0 Normal
04/27/2026 12 AM PDT 63.28 2842 + Normal
04/27/2026 01 AM PDT 63.28 2842 0 Normal
04/27/2026 02 AM PDT 63.23 2773 - Normal
04/27/2026 03 AM PDT 63.23 2773 0 Normal
04/27/2026 04 AM PDT 63.18 2705 - Normal
04/27/2026 05 AM PDT 63.17 2691 - Normal
04/27/2026 06 AM PDT 63.16 2678 - Normal
04/27/2026 07 AM PDT 63.14 2651 - Normal
04/27/2026 08 AM PDT 63.12 2624 - Normal
04/27/2026 09 AM PDT 63.10 2597 - Normal
04/27/2026 10 AM PDT 63.10 2597 0 Normal
04/27/2026 11 AM PDT 63.07 2557 - Normal
04/27/2026 12 PM PDT 63.06 2544 - Normal
04/27/2026 01 PM PDT 63.05 2531 - Normal
04/27/2026 02 PM PDT 63.02 2492 - Normal
04/27/2026 03 PM PDT 63.00 2466 - Normal
04/27/2026 04 PM PDT 63.02 2492 + Normal
04/27/2026 05 PM PDT 63.02 2492 0 Normal
04/27/2026 06 PM PDT 62.99 2453 - Normal
04/27/2026 07 PM PDT 62.99 2453 0 Normal
04/27/2026 08 PM PDT 62.98 2440 - Normal
04/27/2026 09 PM PDT 62.96 2414 - Normal
04/27/2026 10 PM PDT 62.96 2414 0 Normal
04/27/2026 11 PM PDT 62.97 2427 + Normal
04/28/2026 12 AM PDT 62.95 2402 - Normal
04/28/2026 01 AM PDT 62.92 2363 - Normal
04/28/2026 02 AM PDT 62.92 2363 0 Normal
04/28/2026 03 AM PDT 62.87 2300 - Normal
04/28/2026 04 AM PDT 62.86 2288 - Normal
04/28/2026 05 AM PDT 62.85 2276 - Normal
04/28/2026 06 AM PDT 62.85 2276 0 Normal
04/28/2026 07 AM PDT 62.82 2238 - Normal
04/28/2026 08 AM PDT 62.83 2251 + Normal
04/28/2026 09 AM PDT 62.83 2251 0 Normal
04/28/2026 10 AM PDT 62.84 2263 + Normal
04/28/2026 11 AM PDT 62.84 2263 0 Normal
04/28/2026 12 PM PDT 62.80 2214 - Normal
04/28/2026 01 PM PDT 62.80 2214 0 Normal
04/28/2026 02 PM PDT 62.79 2202 - Normal
04/28/2026 03 PM PDT 62.81 2226 + Normal
04/28/2026 04 PM PDT 62.82 2238 + Normal
04/28/2026 05 PM PDT 62.88 2313 + Normal
04/28/2026 06 PM PDT 62.91 2351 + Normal
04/28/2026 07 PM PDT 62.98 2440 + Normal
04/28/2026 08 PM PDT 62.96 2414 - Normal
04/28/2026 09 PM PDT 63.00 2466 + Normal
04/28/2026 10 PM PDT 63.04 2518 + Normal
04/28/2026 11 PM PDT 63.05 2531 + Normal
04/29/2026 12 AM PDT 63.06 2544 + Normal
04/29/2026 01 AM PDT 63.08 2571 + Normal
04/29/2026 02 AM PDT 63.06 2544 - Normal
04/29/2026 03 AM PDT 63.09 2584 + Normal
04/29/2026 04 AM PDT 63.06 2544 - Normal
04/29/2026 05 AM PDT 63.08 2571 + Normal
04/29/2026 06 AM PDT 63.09 2584 + Normal
04/29/2026 07 AM PDT 63.09 2584 0 Normal
04/29/2026 08 AM PDT 63.09 2584 0 Normal
04/29/2026 09 AM PDT 63.09 2584 0 Normal
04/29/2026 10 AM PDT 63.12 2624 + Normal
04/29/2026 11 AM PDT 63.11 2610 - Normal
04/29/2026 12 PM PDT 63.12 2624 + Normal
04/29/2026 01 PM PDT 63.10 2597 - Normal
04/29/2026 02 PM PDT 63.09 2584 - Normal
04/29/2026 03 PM PDT 63.07 2557 - Normal
04/29/2026 04 PM PDT 63.07 2557 0 Normal
04/29/2026 05 PM PDT 63.06 2544 - Normal
04/29/2026 06 PM PDT 63.05 2531 - Normal
04/29/2026 07 PM PDT 63.08 2571 + Normal
04/29/2026 08 PM PDT 63.04 2518 - Normal
04/29/2026 09 PM PDT 63.08 2571 + Normal
04/29/2026 10 PM PDT 63.09 2584 + Normal
04/29/2026 11 PM PDT 63.06 2544 - Normal
04/30/2026 12 AM PDT 63.07 2557 + Normal
04/30/2026 01 AM PDT 63.09 2584 + Normal
04/30/2026 02 AM PDT 63.08 2571 - Normal
04/30/2026 03 AM PDT 63.08 2571 0 Normal
04/30/2026 04 AM PDT 63.05 2531 - Normal
04/30/2026 05 AM PDT 63.07 2557 + Normal
04/30/2026 06 AM PDT 63.06 2544 - Normal
04/30/2026 07 AM PDT 63.04 2518 - Normal
04/30/2026 08 AM PDT 63.03 2505 - Normal
04/30/2026 09 AM PDT 63.00 2466 - Normal
04/30/2026 10 AM PDT 63.00 2466 0 Normal
04/30/2026 11 AM PDT 63.01 2479 + Normal
04/30/2026 12 PM PDT 63.01 2479 0 Normal
04/30/2026 01 PM PDT 62.98 2440 - Normal
04/30/2026 02 PM PDT 62.96 2414 - Normal
04/30/2026 03 PM PDT 62.94 2389 - Normal
04/30/2026 04 PM PDT 62.97 2427 + Normal
04/30/2026 05 PM PDT 62.94 2389 - Normal
04/30/2026 06 PM PDT 62.91 2351 - Normal
04/30/2026 07 PM PDT 62.96 2414 + Normal
04/30/2026 08 PM PDT 62.96 2414 0 Normal
04/30/2026 09 PM PDT 62.92 2363 - Normal
04/30/2026 10 PM PDT 62.95 2402 + Normal
04/30/2026 11 PM PDT 62.95 2402 0 Normal
05/01/2026 12 AM PDT 63.00 2466 + Normal
05/01/2026 01 AM PDT 63.00 2466 0 Normal
05/01/2026 02 AM PDT 63.03 2505 + Normal
05/01/2026 03 AM PDT 63.05 2531 + Normal
05/01/2026 04 AM PDT 63.07 2557 + Normal
05/01/2026 05 AM PDT 63.08 2571 + Normal
05/01/2026 06 AM PDT 63.10 2597 + Normal
05/01/2026 07 AM PDT 63.11 2610 + Normal
#
# FORECAST
#
# Date & Time (Local) Stage (Feet) Flow (cfs) Trend Forecast Status
# ---------------------------------------------------------------------------------
05/01/2026 08 AM PDT 63.12 2624 Normal
05/01/2026 09 AM PDT 63.12 2624 0 Normal
05/01/2026 10 AM PDT 63.13 2637 + Normal
05/01/2026 11 AM PDT 63.13 2637 0 Normal
05/01/2026 12 PM PDT 63.13 2637 0 Normal
05/01/2026 01 PM PDT 63.14 2651 + Normal
05/01/2026 02 PM PDT 63.14 2651 0 Normal
05/01/2026 03 PM PDT 63.15 2664 + Normal
05/01/2026 04 PM PDT 63.16 2678 + Normal
05/01/2026 05 PM PDT 63.16 2678 0 Normal
05/01/2026 06 PM PDT 63.16 2678 0 Normal
05/01/2026 07 PM PDT 63.16 2678 0 Normal
05/01/2026 08 PM PDT 63.17 2691 + Normal
05/01/2026 09 PM PDT 63.17 2691 0 Normal
05/01/2026 10 PM PDT 63.17 2691 0 Normal
05/01/2026 11 PM PDT 63.17 2691 0 Normal
05/02/2026 12 AM PDT 63.17 2691 0 Normal
05/02/2026 01 AM PDT 63.17 2691 0 Normal
05/02/2026 02 AM PDT 63.17 2691 0 Normal
05/02/2026 03 AM PDT 63.17 2691 0 Normal
05/02/2026 04 AM PDT 63.16 2678 - Normal
05/02/2026 05 AM PDT 63.16 2678 0 Normal
05/02/2026 06 AM PDT 63.16 2678 0 Normal
05/02/2026 07 AM PDT 63.16 2678 0 Normal
05/02/2026 08 AM PDT 63.16 2678 0 Normal
05/02/2026 09 AM PDT 63.16 2678 0 Normal
05/02/2026 10 AM PDT 63.15 2664 - Normal
05/02/2026 11 AM PDT 63.15 2664 0 Normal
05/02/2026 12 PM PDT 63.15 2664 0 Normal
05/02/2026 01 PM PDT 63.15 2664 0 Normal
05/02/2026 02 PM PDT 63.14 2651 - Normal
05/02/2026 03 PM PDT 63.14 2651 0 Normal
05/02/2026 04 PM PDT 63.14 2651 0 Normal
05/02/2026 05 PM PDT 63.14 2651 0 Normal
05/02/2026 06 PM PDT 63.13 2637 - Normal
05/02/2026 07 PM PDT 63.12 2624 - Normal
05/02/2026 08 PM PDT 63.12 2624 0 Normal
05/02/2026 09 PM PDT 63.12 2624 0 Normal
05/02/2026 10 PM PDT 63.11 2610 - Normal
05/02/2026 11 PM PDT 63.11 2610 0 Normal
05/03/2026 12 AM PDT 63.11 2610 0 Normal
05/03/2026 01 AM PDT 63.10 2597 - Normal
05/03/2026 02 AM PDT 63.10 2597 0 Normal
05/03/2026 03 AM PDT 63.09 2584 - Normal
05/03/2026 04 AM PDT 63.09 2584 0 Normal
05/03/2026 05 AM PDT 63.09 2584 0 Normal
05/03/2026 06 AM PDT 63.08 2571 - Normal
05/03/2026 07 AM PDT 63.08 2571 0 Normal
05/03/2026 08 AM PDT 63.07 2557 - Normal
05/03/2026 09 AM PDT 63.07 2557 0 Normal
05/03/2026 10 AM PDT 63.07 2557 0 Normal
05/03/2026 11 AM PDT 63.06 2544 - Normal
05/03/2026 12 PM PDT 63.06 2544 0 Normal
05/03/2026 01 PM PDT 63.06 2544 0 Normal
05/03/2026 02 PM PDT 63.05 2531 - Normal
05/03/2026 03 PM PDT 63.05 2531 0 Normal
05/03/2026 04 PM PDT 63.05 2531 0 Normal
05/03/2026 05 PM PDT 63.05 2531 0 Normal
05/03/2026 06 PM PDT 63.04 2518 - Normal
05/03/2026 07 PM PDT 63.03 2505 - Normal
05/03/2026 08 PM PDT 63.03 2505 0 Normal
05/03/2026 09 PM PDT 63.03 2505 0 Normal
05/03/2026 10 PM PDT 63.03 2505 0 Normal
05/03/2026 11 PM PDT 63.03 2505 0 Normal
05/04/2026 12 AM PDT 63.03 2505 0 Normal
05/04/2026 01 AM PDT 63.03 2505 0 Normal
05/04/2026 02 AM PDT 63.02 2492 - Normal
05/04/2026 03 AM PDT 63.02 2492 0 Normal
05/04/2026 04 AM PDT 63.02 2492 0 Normal
05/04/2026 05 AM PDT 63.02 2492 0 Normal
05/04/2026 06 AM PDT 63.01 2479 - Normal
05/04/2026 07 AM PDT 63.01 2479 0 Normal
05/04/2026 08 AM PDT 63.01 2479 0 Normal
05/04/2026 09 AM PDT 63.00 2466 - Normal
05/04/2026 10 AM PDT 63.00 2466 0 Normal
05/04/2026 11 AM PDT 62.99 2453 - Normal
05/04/2026 12 PM PDT 63.00 2466 + Normal
05/04/2026 01 PM PDT 63.03 2505 + Normal
05/04/2026 02 PM PDT 63.07 2557 + Normal
05/04/2026 03 PM PDT 63.10 2597 + Normal
05/04/2026 04 PM PDT 63.11 2610 + Normal
05/04/2026 05 PM PDT 63.12 2624 + Normal
05/04/2026 06 PM PDT 63.12 2624 0 Normal
05/04/2026 07 PM PDT 63.12 2624 0 Normal
05/04/2026 08 PM PDT 63.13 2637 + Normal
05/04/2026 09 PM PDT 63.13 2637 0 Normal
05/04/2026 10 PM PDT 63.14 2651 + Normal
05/04/2026 11 PM PDT 63.14 2651 0 Normal
05/05/2026 12 AM PDT 63.14 2651 0 Normal
05/05/2026 01 AM PDT 63.15 2664 + Normal
05/05/2026 02 AM PDT 63.15 2664 0 Normal
05/05/2026 03 AM PDT 63.15 2664 0 Normal
05/05/2026 04 AM PDT 63.15 2664 0 Normal
05/05/2026 05 AM PDT 63.15 2664 0 Normal
05/05/2026 06 AM PDT 63.15 2664 0 Normal
05/05/2026 07 AM PDT 63.15 2664 0 Normal
05/05/2026 08 AM PDT 63.15 2664 0 Normal
05/05/2026 09 AM PDT 63.15 2664 0 Normal
05/05/2026 10 AM PDT 63.15 2664 0 Normal
05/05/2026 11 AM PDT 63.15 2664 0 Normal
05/05/2026 12 PM PDT 63.15 2664 0 Normal
05/05/2026 01 PM PDT 63.16 2678 + Normal
05/05/2026 02 PM PDT 63.17 2691 + Normal
05/05/2026 03 PM PDT 63.18 2705 + Normal
05/05/2026 04 PM PDT 63.19 2718 + Normal
05/05/2026 05 PM PDT 63.20 2732 + Normal
05/05/2026 06 PM PDT 63.19 2718 - Normal
05/05/2026 07 PM PDT 63.18 2705 - Normal
05/05/2026 08 PM PDT 63.15 2664 - Normal
05/05/2026 09 PM PDT 63.13 2637 - Normal
05/05/2026 10 PM PDT 63.10 2597 - Normal
05/05/2026 11 PM PDT 63.08 2571 - Normal
05/06/2026 12 AM PDT 63.06 2544 - Normal
05/06/2026 01 AM PDT 63.04 2518 - Normal
05/06/2026 02 AM PDT 63.03 2505 - Normal
05/06/2026 03 AM PDT 63.03 2505 0 Normal
05/06/2026 04 AM PDT 63.03 2505 0 Normal
05/06/2026 05 AM PDT 63.03 2505 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.
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