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RUSSIAN RIVER - HOPLAND (HOPC1)
| Latitude: 39.03º N | Longitude: 123.13º W | Elevation: 498 Feet | | Forecast Type: Official Location |
| Location: Mendocino County in California | Bulletin Group: Russian Napa | River Group: Russian Napa |
| Issuance Time: | Oct 29 2026 at 7:40 AM PDT | Next Issuance: | Oct 30 2026 at 9:00 AM PDT
| |
| Action: N/A | Minor Flood: 15.0 Feet | Moderate Flood: 23.0 Feet | Major Flood: 26.0 Feet |
# Tabular Observed and Forecast Hydrograph Information
#
# Location: Russian River - Hopland (HOPC1)
#
# File Generation Time: 10/29/2026 at 07:40 AM PDT
# Data Interval: 1 Hour
#
# Most Recent Date & Time of Maximum Observed: 10/26/2026 at 01:00 AM PDT
# Maximum Observed Stage: 1.24 Feet
# Maximum Observed Flow: 204 cfs
#
# Earliest Date & Time of Maximum Forecast: 11/01/2026 at 03:00 AM PST
# Maximum Forecast Stage: 1.17 Feet
# Maximum Forecast Flow: 190 cfs
#
# OBSERVED
#
# Date & Time (Local) Stage (Feet) Flow (cfs) Trend Observed Status
# ---------------------------------------------------------------------------------
10/24/2026 07 AM PDT 1.20 196 Normal
10/24/2026 08 AM PDT 1.20 196 0 Normal
10/24/2026 09 AM PDT 1.21 198 + Normal
10/24/2026 10 AM PDT 1.20 196 - Normal
10/24/2026 11 AM PDT 1.21 198 + Normal
10/24/2026 12 PM PDT 1.21 198 0 Normal
10/24/2026 01 PM PDT 1.22 200 + Normal
10/24/2026 02 PM PDT 1.21 198 - Normal
10/24/2026 03 PM PDT 1.22 200 + Normal
10/24/2026 04 PM PDT 1.22 200 0 Normal
10/24/2026 05 PM PDT 1.23 202 + Normal
10/24/2026 06 PM PDT 1.23 202 0 Normal
10/24/2026 07 PM PDT 1.23 202 0 Normal
10/24/2026 08 PM PDT 1.23 202 0 Normal
10/24/2026 09 PM PDT 1.22 200 - Normal
10/24/2026 10 PM PDT 1.22 200 0 Normal
10/24/2026 11 PM PDT 1.23 202 + Normal
10/25/2026 12 AM PDT 1.22 200 - Normal
10/25/2026 01 AM PDT 1.22 200 0 Normal
10/25/2026 02 AM PDT 1.23 202 + Normal
10/25/2026 03 AM PDT 1.22 200 - Normal
10/25/2026 04 AM PDT 1.22 200 0 Normal
10/25/2026 05 AM PDT 1.22 200 0 Normal
10/25/2026 06 AM PDT 1.21 198 - Normal
10/25/2026 07 AM PDT 1.21 198 0 Normal
10/25/2026 08 AM PDT 1.21 198 0 Normal
10/25/2026 09 AM PDT 1.21 198 0 Normal
10/25/2026 10 AM PDT 1.22 200 + Normal
10/25/2026 11 AM PDT 1.22 200 0 Normal
10/25/2026 12 PM PDT 1.22 200 0 Normal
10/25/2026 01 PM PDT 1.22 200 0 Normal
10/25/2026 02 PM PDT 1.22 200 0 Normal
10/25/2026 03 PM PDT 1.22 200 0 Normal
10/25/2026 04 PM PDT 1.22 200 0 Normal
10/25/2026 05 PM PDT 1.22 200 0 Normal
10/25/2026 06 PM PDT 1.23 202 + Normal
10/25/2026 07 PM PDT 1.23 202 0 Normal
10/25/2026 08 PM PDT 1.23 202 0 Normal
10/25/2026 09 PM PDT 1.23 202 0 Normal
10/25/2026 10 PM PDT 1.23 202 0 Normal
10/25/2026 11 PM PDT 1.23 202 0 Normal
10/26/2026 12 AM PDT 1.23 202 0 Normal
10/26/2026 01 AM PDT 1.24 204 + Normal
10/26/2026 02 AM PDT 1.23 202 - Normal
10/26/2026 03 AM PDT 1.23 202 0 Normal
10/26/2026 04 AM PDT 1.23 202 0 Normal
10/26/2026 05 AM PDT 1.23 202 0 Normal
10/26/2026 06 AM PDT 1.23 202 0 Normal
10/26/2026 07 AM PDT 1.23 202 0 Normal
10/26/2026 08 AM PDT 1.23 202 0 Normal
10/26/2026 09 AM PDT 1.23 202 0 Normal
10/26/2026 10 AM PDT 1.23 202 0 Normal
10/26/2026 11 AM PDT 1.22 200 - Normal
10/26/2026 12 PM PDT 1.21 198 - Normal
10/26/2026 01 PM PDT 1.21 198 0 Normal
10/26/2026 02 PM PDT 1.21 198 0 Normal
10/26/2026 03 PM PDT 1.21 198 0 Normal
10/26/2026 04 PM PDT 1.21 198 0 Normal
10/26/2026 05 PM PDT 1.21 198 0 Normal
10/26/2026 06 PM PDT 1.21 198 0 Normal
10/26/2026 07 PM PDT 1.21 198 0 Normal
10/26/2026 08 PM PDT 1.22 200 + Normal
10/26/2026 09 PM PDT 1.22 200 0 Normal
10/26/2026 10 PM PDT 1.21 198 - Normal
10/26/2026 11 PM PDT 1.21 198 0 Normal
10/27/2026 12 AM PDT 1.21 198 0 Normal
10/27/2026 01 AM PDT 1.22 200 + Normal
10/27/2026 02 AM PDT 1.21 198 - Normal
10/27/2026 03 AM PDT 1.21 198 0 Normal
10/27/2026 04 AM PDT 1.21 198 0 Normal
10/27/2026 05 AM PDT 1.22 200 + Normal
10/27/2026 06 AM PDT 1.22 200 0 Normal
10/27/2026 07 AM PDT 1.22 200 0 Normal
10/27/2026 08 AM PDT 1.22 200 0 Normal
10/27/2026 09 AM PDT 1.22 200 0 Normal
10/27/2026 10 AM PDT 1.22 200 0 Normal
10/27/2026 11 AM PDT 1.20 196 - Normal
10/27/2026 12 PM PDT 1.20 196 0 Normal
10/27/2026 01 PM PDT 1.20 196 0 Normal
10/27/2026 02 PM PDT 1.18 192 - Normal
10/27/2026 03 PM PDT 1.16 188 - Normal
10/27/2026 04 PM PDT 1.15 186 - Normal
10/27/2026 05 PM PDT 1.15 186 0 Normal
10/27/2026 06 PM PDT 1.16 188 + Normal
10/27/2026 07 PM PDT 1.16 188 0 Normal
10/27/2026 08 PM PDT 1.16 188 0 Normal
10/27/2026 09 PM PDT 1.15 186 - Normal
10/27/2026 10 PM PDT 1.16 188 + Normal
10/27/2026 11 PM PDT 1.17 190 + Normal
10/28/2026 12 AM PDT 1.18 192 + Normal
10/28/2026 01 AM PDT 1.17 190 - Normal
10/28/2026 02 AM PDT 1.18 192 + Normal
10/28/2026 03 AM PDT 1.18 192 0 Normal
10/28/2026 04 AM PDT 1.17 190 - Normal
10/28/2026 05 AM PDT 1.18 192 + Normal
10/28/2026 06 AM PDT 1.18 192 0 Normal
10/28/2026 07 AM PDT 1.17 190 - Normal
10/28/2026 08 AM PDT 1.17 190 0 Normal
10/28/2026 09 AM PDT 1.18 192 + Normal
10/28/2026 10 AM PDT 1.17 190 - Normal
10/28/2026 11 AM PDT 1.18 192 + Normal
10/28/2026 12 PM PDT 1.18 192 0 Normal
10/28/2026 01 PM PDT 1.18 192 0 Normal
10/28/2026 02 PM PDT 1.18 192 0 Normal
10/28/2026 03 PM PDT 1.17 190 - Normal
10/28/2026 04 PM PDT 1.17 190 0 Normal
10/28/2026 05 PM PDT 1.18 192 + Normal
10/28/2026 06 PM PDT 1.18 192 0 Normal
10/28/2026 07 PM PDT 1.18 192 0 Normal
10/28/2026 08 PM PDT 1.17 190 - Normal
10/28/2026 09 PM PDT 1.17 190 0 Normal
10/28/2026 10 PM PDT 1.16 188 - Normal
10/28/2026 11 PM PDT 1.17 190 + Normal
10/29/2026 12 AM PDT 1.16 188 - Normal
10/29/2026 01 AM PDT 1.16 188 0 Normal
10/29/2026 02 AM PDT 1.16 188 0 Normal
10/29/2026 03 AM PDT 1.16 188 0 Normal
10/29/2026 04 AM PDT 1.15 186 - Normal
10/29/2026 05 AM PDT 1.15 186 0 Normal
10/29/2026 06 AM PDT 1.15 186 0 Normal
10/29/2026 07 AM PDT 1.15 186 0 Normal
#
# FORECAST
#
# Date & Time (Local) Stage (Feet) Flow (cfs) Trend Forecast Status
# ---------------------------------------------------------------------------------
10/29/2026 08 AM PDT 1.15 186 Normal
10/29/2026 09 AM PDT 1.16 188 + Normal
10/29/2026 10 AM PDT 1.16 188 0 Normal
10/29/2026 11 AM PDT 1.16 188 0 Normal
10/29/2026 12 PM PDT 1.16 188 0 Normal
10/29/2026 01 PM PDT 1.16 188 0 Normal
10/29/2026 02 PM PDT 1.16 188 0 Normal
10/29/2026 03 PM PDT 1.16 188 0 Normal
10/29/2026 04 PM PDT 1.16 188 0 Normal
10/29/2026 05 PM PDT 1.16 188 0 Normal
10/29/2026 06 PM PDT 1.16 188 0 Normal
10/29/2026 07 PM PDT 1.16 188 0 Normal
10/29/2026 08 PM PDT 1.16 188 0 Normal
10/29/2026 09 PM PDT 1.16 188 0 Normal
10/29/2026 10 PM PDT 1.16 188 0 Normal
10/29/2026 11 PM PDT 1.16 188 0 Normal
10/30/2026 12 AM PDT 1.16 188 0 Normal
10/30/2026 01 AM PDT 1.16 188 0 Normal
10/30/2026 02 AM PDT 1.16 188 0 Normal
10/30/2026 03 AM PDT 1.16 188 0 Normal
10/30/2026 04 AM PDT 1.16 188 0 Normal
10/30/2026 05 AM PDT 1.16 188 0 Normal
10/30/2026 06 AM PDT 1.16 188 0 Normal
10/30/2026 07 AM PDT 1.16 188 0 Normal
10/30/2026 08 AM PDT 1.16 188 0 Normal
10/30/2026 09 AM PDT 1.16 188 0 Normal
10/30/2026 10 AM PDT 1.16 188 0 Normal
10/30/2026 11 AM PDT 1.16 188 0 Normal
10/30/2026 12 PM PDT 1.16 188 0 Normal
10/30/2026 01 PM PDT 1.16 188 0 Normal
10/30/2026 02 PM PDT 1.16 188 0 Normal
10/30/2026 03 PM PDT 1.16 188 0 Normal
10/30/2026 04 PM PDT 1.16 188 0 Normal
10/30/2026 05 PM PDT 1.16 188 0 Normal
10/30/2026 06 PM PDT 1.16 188 0 Normal
10/30/2026 07 PM PDT 1.16 188 0 Normal
10/30/2026 08 PM PDT 1.16 188 0 Normal
10/30/2026 09 PM PDT 1.16 188 0 Normal
10/30/2026 10 PM PDT 1.16 188 0 Normal
10/30/2026 11 PM PDT 1.16 188 0 Normal
10/31/2026 12 AM PDT 1.16 188 0 Normal
10/31/2026 01 AM PDT 1.16 188 0 Normal
10/31/2026 02 AM PDT 1.16 188 0 Normal
10/31/2026 03 AM PDT 1.16 188 0 Normal
10/31/2026 04 AM PDT 1.16 188 0 Normal
10/31/2026 05 AM PDT 1.16 188 0 Normal
10/31/2026 06 AM PDT 1.16 188 0 Normal
10/31/2026 07 AM PDT 1.16 188 0 Normal
10/31/2026 08 AM PDT 1.16 188 0 Normal
10/31/2026 09 AM PDT 1.16 188 0 Normal
10/31/2026 10 AM PDT 1.16 188 0 Normal
10/31/2026 11 AM PDT 1.16 188 0 Normal
10/31/2026 12 PM PDT 1.16 188 0 Normal
10/31/2026 01 PM PDT 1.16 188 0 Normal
10/31/2026 02 PM PDT 1.16 188 0 Normal
10/31/2026 03 PM PDT 1.16 188 0 Normal
10/31/2026 04 PM PDT 1.16 188 0 Normal
10/31/2026 05 PM PDT 1.16 188 0 Normal
10/31/2026 06 PM PDT 1.16 188 0 Normal
10/31/2026 07 PM PDT 1.16 188 0 Normal
10/31/2026 08 PM PDT 1.16 188 0 Normal
10/31/2026 09 PM PDT 1.16 188 0 Normal
10/31/2026 10 PM PDT 1.16 188 0 Normal
10/31/2026 11 PM PDT 1.16 188 0 Normal
11/01/2026 12 AM PDT 1.16 188 0 Normal
11/01/2026 01 AM PDT 1.16 188 0 Normal
11/01/2026 01 AM PST 1.16 188 0 Normal
11/01/2026 02 AM PST 1.16 188 0 Normal
11/01/2026 03 AM PST 1.17 190 + Normal
11/01/2026 04 AM PST 1.17 190 0 Normal
11/01/2026 05 AM PST 1.17 190 0 Normal
11/01/2026 06 AM PST 1.17 190 0 Normal
11/01/2026 07 AM PST 1.17 190 0 Normal
11/01/2026 08 AM PST 1.17 190 0 Normal
11/01/2026 09 AM PST 1.17 190 0 Normal
11/01/2026 10 AM PST 1.16 188 - Normal
11/01/2026 11 AM PST 1.16 188 0 Normal
11/01/2026 12 PM PST 1.16 188 0 Normal
11/01/2026 01 PM PST 1.16 188 0 Normal
11/01/2026 02 PM PST 1.16 188 0 Normal
11/01/2026 03 PM PST 1.16 188 0 Normal
11/01/2026 04 PM PST 1.16 188 0 Normal
11/01/2026 05 PM PST 1.17 190 + Normal
11/01/2026 06 PM PST 1.17 190 0 Normal
11/01/2026 07 PM PST 1.17 190 0 Normal
11/01/2026 08 PM PST 1.17 190 0 Normal
11/01/2026 09 PM PST 1.17 190 0 Normal
11/01/2026 10 PM PST 1.17 190 0 Normal
11/01/2026 11 PM PST 1.17 190 0 Normal
11/02/2026 12 AM PST 1.17 190 0 Normal
11/02/2026 01 AM PST 1.16 188 - Normal
11/02/2026 02 AM PST 1.16 188 0 Normal
11/02/2026 03 AM PST 1.16 188 0 Normal
11/02/2026 04 AM PST 1.16 188 0 Normal
11/02/2026 05 AM PST 1.16 188 0 Normal
11/02/2026 06 AM PST 1.16 188 0 Normal
11/02/2026 07 AM PST 1.16 188 0 Normal
11/02/2026 08 AM PST 1.16 188 0 Normal
11/02/2026 09 AM PST 1.16 188 0 Normal
11/02/2026 10 AM PST 1.16 188 0 Normal
11/02/2026 11 AM PST 1.16 188 0 Normal
11/02/2026 12 PM PST 1.16 188 0 Normal
11/02/2026 01 PM PST 1.16 188 0 Normal
11/02/2026 02 PM PST 1.16 188 0 Normal
11/02/2026 03 PM PST 1.16 188 0 Normal
11/02/2026 04 PM PST 1.16 188 0 Normal
11/02/2026 05 PM PST 1.17 190 + Normal
11/02/2026 06 PM PST 1.17 190 0 Normal
11/02/2026 07 PM PST 1.17 190 0 Normal
11/02/2026 08 PM PST 1.17 190 0 Normal
11/02/2026 09 PM PST 1.17 190 0 Normal
11/02/2026 10 PM PST 1.17 190 0 Normal
11/02/2026 11 PM PST 1.17 190 0 Normal
11/03/2026 12 AM PST 1.17 190 0 Normal
11/03/2026 01 AM PST 1.17 190 0 Normal
11/03/2026 02 AM PST 1.17 190 0 Normal
11/03/2026 03 AM PST 1.17 190 0 Normal
11/03/2026 04 AM PST 1.17 190 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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