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TRUCKEE RIVER - BELOW DERBY DAM (TBDN2)
| Latitude: 39.58º N | Longitude: 119.44º W | Elevation: 4200 Feet | | Forecast Type: Unofficial Location |
| Location: Storey County in Nevada | Bulletin Group: Eastern Sierra | River Group: Eastern Sierra |
| Issuance Time: | Nov 04 2026 at 7:43 AM PST | Next Issuance: | Nov 04 2026 at 3:00 PM PST
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| Action: 10.0 Feet | Minor Flood: 11.0 Feet | Moderate Flood: N/A | Major Flood: N/A |
# Tabular Observed and Forecast Hydrograph Information
#
# Location: Truckee River - Below Derby Dam (TBDN2)
#
# File Generation Time: 11/04/2026 at 07:45 AM PST
# Data Interval: 1 Hour
#
# Most Recent Date & Time of Maximum Observed: 11/01/2026 at 03:00 PM PST
# Maximum Observed Stage: 3.10 Feet
# Maximum Observed Flow: 419 cfs
#
# Earliest Date & Time of Maximum Forecast: 11/04/2026 at 12:00 PM PST
# Maximum Forecast Stage: 2.87 Feet
# Maximum Forecast Flow: 341 cfs
#
# OBSERVED
#
# Date & Time (Local) Stage (Feet) Flow (cfs) Trend Observed Status
# ---------------------------------------------------------------------------------
10/30/2026 08 AM PDT 2.78 313 Normal
10/30/2026 09 AM PDT 2.78 313 0 Normal
10/30/2026 10 AM PDT 2.79 316 + Normal
10/30/2026 11 AM PDT 2.79 316 0 Normal
10/30/2026 12 PM PDT 2.82 325 + Normal
10/30/2026 01 PM PDT 2.82 325 0 Normal
10/30/2026 02 PM PDT 2.80 319 - Normal
10/30/2026 03 PM PDT 2.81 322 + Normal
10/30/2026 04 PM PDT 2.83 328 + Normal
10/30/2026 05 PM PDT 2.84 331 + Normal
10/30/2026 06 PM PDT 2.81 322 - Normal
10/30/2026 07 PM PDT 2.81 322 0 Normal
10/30/2026 08 PM PDT 2.78 313 - Normal
10/30/2026 09 PM PDT 2.79 316 + Normal
10/30/2026 10 PM PDT 2.81 322 + Normal
10/30/2026 11 PM PDT 2.81 322 0 Normal
10/31/2026 12 AM PDT 2.81 322 0 Normal
10/31/2026 01 AM PDT 2.81 322 0 Normal
10/31/2026 02 AM PDT 2.80 319 - Normal
10/31/2026 03 AM PDT 2.78 313 - Normal
10/31/2026 04 AM PDT 2.78 313 0 Normal
10/31/2026 05 AM PDT 2.79 316 + Normal
10/31/2026 06 AM PDT 2.80 319 + Normal
10/31/2026 07 AM PDT 2.82 325 + Normal
10/31/2026 08 AM PDT 2.85 334 + Normal
10/31/2026 09 AM PDT 2.83 328 - Normal
10/31/2026 10 AM PDT 2.81 322 - Normal
10/31/2026 11 AM PDT 2.79 316 - Normal
10/31/2026 12 PM PDT 2.78 313 - Normal
10/31/2026 01 PM PDT 2.83 328 + Normal
10/31/2026 02 PM PDT 2.84 331 + Normal
10/31/2026 03 PM PDT 2.83 328 - Normal
10/31/2026 04 PM PDT 2.83 328 0 Normal
10/31/2026 05 PM PDT 2.83 328 0 Normal
10/31/2026 06 PM PDT 2.83 328 0 Normal
10/31/2026 07 PM PDT 2.83 328 0 Normal
10/31/2026 08 PM PDT 2.83 328 0 Normal
10/31/2026 09 PM PDT 2.80 319 - Normal
10/31/2026 10 PM PDT 2.79 316 - Normal
10/31/2026 11 PM PDT 2.78 313 - Normal
11/01/2026 12 AM PDT 2.80 319 + Normal
11/01/2026 01 AM PDT 2.86 338 + Normal
11/01/2026 01 AM PST 2.83 328 - Normal
11/01/2026 02 AM PST 2.90 350 + Normal
11/01/2026 03 AM PST 2.94 363 + Normal
11/01/2026 04 AM PST 2.94 363 0 Normal
11/01/2026 05 AM PST 2.95 367 + Normal
11/01/2026 06 AM PST 2.92 357 - Normal
11/01/2026 07 AM PST 2.94 363 + Normal
11/01/2026 08 AM PST 2.95 367 + Normal
11/01/2026 09 AM PST 2.98 377 + Normal
11/01/2026 10 AM PST 2.99 380 + Normal
11/01/2026 11 AM PST 3.04 398 + Normal
11/01/2026 12 PM PST 3.06 405 + Normal
11/01/2026 01 PM PST 3.07 408 + Normal
11/01/2026 02 PM PST 3.09 415 + Normal
11/01/2026 03 PM PST 3.10 419 + Normal
11/01/2026 04 PM PST 3.09 415 - Normal
11/01/2026 05 PM PST 3.08 412 - Normal
11/01/2026 06 PM PST 3.06 405 - Normal
11/01/2026 07 PM PST 3.05 401 - Normal
11/01/2026 08 PM PST 3.02 391 - Normal
11/01/2026 09 PM PST 2.98 377 - Normal
11/01/2026 10 PM PST 2.97 374 - Normal
11/01/2026 11 PM PST 2.97 374 0 Normal
11/02/2026 12 AM PST 2.94 363 - Normal
11/02/2026 01 AM PST 2.94 363 0 Normal
11/02/2026 02 AM PST 2.94 363 0 Normal
11/02/2026 03 AM PST 2.94 363 0 Normal
11/02/2026 04 AM PST 2.95 367 + Normal
11/02/2026 05 AM PST 2.93 360 - Normal
11/02/2026 06 AM PST 2.92 357 - Normal
11/02/2026 07 AM PST 2.92 357 0 Normal
11/02/2026 08 AM PST 2.90 350 - Normal
11/02/2026 09 AM PST 2.88 344 - Normal
11/02/2026 10 AM PST 2.90 350 + Normal
11/02/2026 11 AM PST 2.91 354 + Normal
11/02/2026 12 PM PST 2.92 357 + Normal
11/02/2026 01 PM PST 2.92 357 0 Normal
11/02/2026 02 PM PST 2.90 350 - Normal
11/02/2026 03 PM PST 2.91 354 + Normal
11/02/2026 04 PM PST 2.90 350 - Normal
11/02/2026 05 PM PST 2.91 354 + Normal
11/02/2026 06 PM PST 2.91 354 0 Normal
11/02/2026 07 PM PST 2.90 350 - Normal
11/02/2026 08 PM PST 2.87 341 - Normal
11/02/2026 09 PM PST 2.86 338 - Normal
11/02/2026 10 PM PST 2.87 341 + Normal
11/02/2026 11 PM PST 2.87 341 0 Normal
11/03/2026 12 AM PST 2.90 350 + Normal
11/03/2026 01 AM PST 2.90 350 0 Normal
11/03/2026 02 AM PST 2.87 341 - Normal
11/03/2026 03 AM PST 2.84 331 - Normal
11/03/2026 04 AM PST 2.85 334 + Normal
11/03/2026 05 AM PST 2.83 328 - Normal
11/03/2026 06 AM PST 2.81 322 - Normal
11/03/2026 07 AM PST 2.78 313 - Normal
11/03/2026 08 AM PST 2.78 313 0 Normal
11/03/2026 09 AM PST 2.80 319 + Normal
11/03/2026 10 AM PST 2.84 331 + Normal
11/03/2026 11 AM PST 2.85 334 + Normal
11/03/2026 12 PM PST 2.85 334 0 Normal
11/03/2026 01 PM PST 2.86 338 + Normal
11/03/2026 02 PM PST 2.89 347 + Normal
11/03/2026 03 PM PST 2.87 341 - Normal
11/03/2026 04 PM PST 2.86 338 - Normal
11/03/2026 05 PM PST 2.86 338 0 Normal
11/03/2026 06 PM PST 2.84 331 - Normal
11/03/2026 07 PM PST 2.86 338 + Normal
11/03/2026 08 PM PST 2.85 334 - Normal
11/03/2026 09 PM PST 2.81 322 - Normal
11/03/2026 10 PM PST 2.82 325 + Normal
11/03/2026 11 PM PST 2.81 322 - Normal
11/04/2026 12 AM PST 2.81 322 0 Normal
11/04/2026 01 AM PST 2.81 322 0 Normal
11/04/2026 02 AM PST 2.85 334 + Normal
11/04/2026 03 AM PST 2.85 334 0 Normal
11/04/2026 04 AM PST 2.84 331 - Normal
11/04/2026 05 AM PST 2.83 328 - Normal
11/04/2026 06 AM PST 2.82 325 - Normal
11/04/2026 07 AM PST 2.83 328 + Normal
#
# FORECAST
#
# Date & Time (Local) Stage (Feet) Flow (cfs) Trend Forecast Status
# ---------------------------------------------------------------------------------
11/04/2026 08 AM PST 2.83 328 Normal
11/04/2026 09 AM PST 2.85 334 + Normal
11/04/2026 10 AM PST 2.86 338 + Normal
11/04/2026 11 AM PST 2.86 338 0 Normal
11/04/2026 12 PM PST 2.87 341 + Normal
11/04/2026 01 PM PST 2.87 341 0 Normal
11/04/2026 02 PM PST 2.86 338 - Normal
11/04/2026 03 PM PST 2.85 334 - Normal
11/04/2026 04 PM PST 2.85 334 0 Normal
11/04/2026 05 PM PST 2.86 338 + Normal
11/04/2026 06 PM PST 2.86 338 0 Normal
11/04/2026 07 PM PST 2.86 338 0 Normal
11/04/2026 08 PM PST 2.86 338 0 Normal
11/04/2026 09 PM PST 2.86 338 0 Normal
11/04/2026 10 PM PST 2.86 338 0 Normal
11/04/2026 11 PM PST 2.86 338 0 Normal
11/05/2026 12 AM PST 2.86 338 0 Normal
11/05/2026 01 AM PST 2.86 338 0 Normal
11/05/2026 02 AM PST 2.85 334 - Normal
11/05/2026 03 AM PST 2.85 334 0 Normal
11/05/2026 04 AM PST 2.85 334 0 Normal
11/05/2026 05 AM PST 2.85 334 0 Normal
11/05/2026 06 AM PST 2.85 334 0 Normal
11/05/2026 07 AM PST 2.85 334 0 Normal
11/05/2026 08 AM PST 2.85 334 0 Normal
11/05/2026 09 AM PST 2.84 331 - Normal
11/05/2026 10 AM PST 2.84 331 0 Normal
11/05/2026 11 AM PST 2.84 331 0 Normal
11/05/2026 12 PM PST 2.84 331 0 Normal
11/05/2026 01 PM PST 2.84 331 0 Normal
11/05/2026 02 PM PST 2.83 328 - Normal
11/05/2026 03 PM PST 2.83 328 0 Normal
11/05/2026 04 PM PST 2.83 328 0 Normal
11/05/2026 05 PM PST 2.83 328 0 Normal
11/05/2026 06 PM PST 2.83 328 0 Normal
11/05/2026 07 PM PST 2.83 328 0 Normal
11/05/2026 08 PM PST 2.83 328 0 Normal
11/05/2026 09 PM PST 2.83 328 0 Normal
11/05/2026 10 PM PST 2.83 328 0 Normal
11/05/2026 11 PM PST 2.83 328 0 Normal
11/06/2026 12 AM PST 2.83 328 0 Normal
11/06/2026 01 AM PST 2.82 325 - Normal
11/06/2026 02 AM PST 2.82 325 0 Normal
11/06/2026 03 AM PST 2.82 325 0 Normal
11/06/2026 04 AM PST 2.82 325 0 Normal
11/06/2026 05 AM PST 2.82 325 0 Normal
11/06/2026 06 AM PST 2.82 325 0 Normal
11/06/2026 07 AM PST 2.81 322 - Normal
11/06/2026 08 AM PST 2.81 322 0 Normal
11/06/2026 09 AM PST 2.81 322 0 Normal
11/06/2026 10 AM PST 2.81 322 0 Normal
11/06/2026 11 AM PST 2.81 322 0 Normal
11/06/2026 12 PM PST 2.81 322 0 Normal
11/06/2026 01 PM PST 2.81 322 0 Normal
11/06/2026 02 PM PST 2.81 322 0 Normal
11/06/2026 03 PM PST 2.81 322 0 Normal
11/06/2026 04 PM PST 2.81 322 0 Normal
11/06/2026 05 PM PST 2.81 322 0 Normal
11/06/2026 06 PM PST 2.81 322 0 Normal
11/06/2026 07 PM PST 2.81 322 0 Normal
11/06/2026 08 PM PST 2.81 322 0 Normal
11/06/2026 09 PM PST 2.81 322 0 Normal
11/06/2026 10 PM PST 2.80 319 - Normal
11/06/2026 11 PM PST 2.80 319 0 Normal
11/07/2026 12 AM PST 2.80 319 0 Normal
11/07/2026 01 AM PST 2.80 319 0 Normal
11/07/2026 02 AM PST 2.80 319 0 Normal
11/07/2026 03 AM PST 2.80 319 0 Normal
11/07/2026 04 AM PST 2.79 316 - Normal
11/07/2026 05 AM PST 2.79 316 0 Normal
11/07/2026 06 AM PST 2.79 316 0 Normal
11/07/2026 07 AM PST 2.79 316 0 Normal
11/07/2026 08 AM PST 2.79 316 0 Normal
11/07/2026 09 AM PST 2.79 316 0 Normal
11/07/2026 10 AM PST 2.79 316 0 Normal
11/07/2026 11 AM PST 2.79 316 0 Normal
11/07/2026 12 PM PST 2.79 316 0 Normal
11/07/2026 01 PM PST 2.79 316 0 Normal
11/07/2026 02 PM PST 2.79 316 0 Normal
11/07/2026 03 PM PST 2.79 316 0 Normal
11/07/2026 04 PM PST 2.79 316 0 Normal
11/07/2026 05 PM PST 2.79 316 0 Normal
11/07/2026 06 PM PST 2.78 313 - Normal
11/07/2026 07 PM PST 2.78 313 0 Normal
11/07/2026 08 PM PST 2.78 313 0 Normal
11/07/2026 09 PM PST 2.78 313 0 Normal
11/07/2026 10 PM PST 2.78 313 0 Normal
11/07/2026 11 PM PST 2.78 313 0 Normal
11/08/2026 12 AM PST 2.77 310 - Normal
11/08/2026 01 AM PST 2.77 310 0 Normal
11/08/2026 02 AM PST 2.77 310 0 Normal
11/08/2026 03 AM PST 2.77 310 0 Normal
11/08/2026 04 AM PST 2.77 310 0 Normal
11/08/2026 05 AM PST 2.77 310 0 Normal
11/08/2026 06 AM PST 2.77 310 0 Normal
11/08/2026 07 AM PST 2.77 310 0 Normal
11/08/2026 08 AM PST 2.77 310 0 Normal
11/08/2026 09 AM PST 2.77 310 0 Normal
11/08/2026 10 AM PST 2.77 310 0 Normal
11/08/2026 11 AM PST 2.77 310 0 Normal
11/08/2026 12 PM PST 2.77 310 0 Normal
11/08/2026 01 PM PST 2.77 310 0 Normal
11/08/2026 02 PM PST 2.77 310 0 Normal
11/08/2026 03 PM PST 2.77 310 0 Normal
11/08/2026 04 PM PST 2.76 307 - Normal
11/08/2026 05 PM PST 2.76 307 0 Normal
11/08/2026 06 PM PST 2.76 307 0 Normal
11/08/2026 07 PM PST 2.76 307 0 Normal
11/08/2026 08 PM PST 2.76 307 0 Normal
11/08/2026 09 PM PST 2.76 307 0 Normal
11/08/2026 10 PM PST 2.76 307 0 Normal
11/08/2026 11 PM PST 2.75 304 - Normal
11/09/2026 12 AM PST 2.75 304 0 Normal
11/09/2026 01 AM PST 2.75 304 0 Normal
11/09/2026 02 AM PST 2.75 304 0 Normal
11/09/2026 03 AM PST 2.75 304 0 Normal
11/09/2026 04 AM PST 2.75 304 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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