TRUCKEE RIVER - BELOW DERBY DAM (TBDN2)
Latitude: 39.58º NLongitude: 119.44º WElevation: 4200 FeetForecast Type: Unofficial Location
Location: Storey County in NevadaBulletin Group: Eastern SierraRiver Group: Eastern Sierra
Issuance Time: Nov 03 2026 at 8:18 AM PSTNext Issuance: Nov 03 2026 at 3:00 PM PST
Action: 10.0 FeetMinor Flood: 11.0 FeetModerate Flood: N/A Major Flood: N/A

# Tabular Observed and Forecast Hydrograph Information
#
# Location: Truckee River - Below Derby Dam (TBDN2)
#
# File Generation Time:  11/03/2026 at 08:20 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:     11/03/2026 at 11:00 PM PST
# Maximum Forecast Stage:                       2.86 Feet
# Maximum Forecast Flow:                        338 cfs
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Observed Status
# ---------------------------------------------------------------------------------
  10/29/2026 09 AM PDT            2.70            289                        Normal
  10/29/2026 10 AM PDT            2.70            289         0              Normal
  10/29/2026 11 AM PDT            2.75            304         +              Normal
  10/29/2026 12 PM PDT            2.77            310         +              Normal
  10/29/2026 01 PM PDT            2.77            310         0              Normal
  10/29/2026 02 PM PDT            2.78            313         +              Normal
  10/29/2026 03 PM PDT            2.77            310         -              Normal
  10/29/2026 04 PM PDT            2.77            310         0              Normal
  10/29/2026 05 PM PDT            2.77            310         0              Normal
  10/29/2026 06 PM PDT            2.77            310         0              Normal
  10/29/2026 07 PM PDT            2.78            313         +              Normal
  10/29/2026 08 PM PDT            2.78            313         0              Normal
  10/29/2026 09 PM PDT            2.78            313         0              Normal
  10/29/2026 10 PM PDT            2.78            313         0              Normal
  10/29/2026 11 PM PDT            2.75            304         -              Normal
  10/30/2026 12 AM PDT            2.74            301         -              Normal
  10/30/2026 01 AM PDT            2.77            310         +              Normal
  10/30/2026 02 AM PDT            2.77            310         0              Normal
  10/30/2026 03 AM PDT            2.77            310         0              Normal
  10/30/2026 04 AM PDT            2.78            313         +              Normal
  10/30/2026 05 AM PDT            2.79            316         +              Normal
  10/30/2026 06 AM PDT            2.80            319         +              Normal
  10/30/2026 07 AM PDT            2.80            319         0              Normal
  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
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Forecast Status
# ---------------------------------------------------------------------------------
  11/03/2026 09 AM PST            2.79            316                        Normal
  11/03/2026 10 AM PST            2.81            322         +              Normal
  11/03/2026 11 AM PST            2.83            328         +              Normal
  11/03/2026 12 PM PST            2.84            331         +              Normal
  11/03/2026 01 PM PST            2.83            328         -              Normal
  11/03/2026 02 PM PST            2.83            328         0              Normal
  11/03/2026 03 PM PST            2.84            331         +              Normal
  11/03/2026 04 PM PST            2.84            331         0              Normal
  11/03/2026 05 PM PST            2.84            331         0              Normal
  11/03/2026 06 PM PST            2.84            331         0              Normal
  11/03/2026 07 PM PST            2.84            331         0              Normal
  11/03/2026 08 PM PST            2.84            331         0              Normal
  11/03/2026 09 PM PST            2.84            331         0              Normal
  11/03/2026 10 PM PST            2.85            334         +              Normal
  11/03/2026 11 PM PST            2.86            338         +              Normal
  11/04/2026 12 AM PST            2.86            338         0              Normal
  11/04/2026 01 AM PST            2.86            338         0              Normal
  11/04/2026 02 AM PST            2.86            338         0              Normal
  11/04/2026 03 AM PST            2.86            338         0              Normal
  11/04/2026 04 AM PST            2.85            334         -              Normal
  11/04/2026 05 AM PST            2.85            334         0              Normal
  11/04/2026 06 AM PST            2.84            331         -              Normal
  11/04/2026 07 AM PST            2.84            331         0              Normal
  11/04/2026 08 AM PST            2.83            328         -              Normal
  11/04/2026 09 AM PST            2.83            328         0              Normal
  11/04/2026 10 AM PST            2.83            328         0              Normal
  11/04/2026 11 AM PST            2.84            331         +              Normal
  11/04/2026 12 PM PST            2.84            331         0              Normal
  11/04/2026 01 PM PST            2.85            334         +              Normal
  11/04/2026 02 PM PST            2.85            334         0              Normal
  11/04/2026 03 PM PST            2.85            334         0              Normal
  11/04/2026 04 PM PST            2.85            334         0              Normal
  11/04/2026 05 PM PST            2.85            334         0              Normal
  11/04/2026 06 PM PST            2.85            334         0              Normal
  11/04/2026 07 PM PST            2.84            331         -              Normal
  11/04/2026 08 PM PST            2.84            331         0              Normal
  11/04/2026 09 PM PST            2.84            331         0              Normal
  11/04/2026 10 PM PST            2.83            328         -              Normal
  11/04/2026 11 PM PST            2.83            328         0              Normal
  11/05/2026 12 AM PST            2.82            325         -              Normal
  11/05/2026 01 AM PST            2.82            325         0              Normal
  11/05/2026 02 AM PST            2.82            325         0              Normal
  11/05/2026 03 AM PST            2.81            322         -              Normal
  11/05/2026 04 AM PST            2.81            322         0              Normal
  11/05/2026 05 AM PST            2.81            322         0              Normal
  11/05/2026 06 AM PST            2.81            322         0              Normal
  11/05/2026 07 AM PST            2.81            322         0              Normal
  11/05/2026 08 AM PST            2.80            319         -              Normal
  11/05/2026 09 AM PST            2.80            319         0              Normal
  11/05/2026 10 AM PST            2.80            319         0              Normal
  11/05/2026 11 AM PST            2.80            319         0              Normal
  11/05/2026 12 PM PST            2.80            319         0              Normal
  11/05/2026 01 PM PST            2.80            319         0              Normal
  11/05/2026 02 PM PST            2.79            316         -              Normal
  11/05/2026 03 PM PST            2.79            316         0              Normal
  11/05/2026 04 PM PST            2.79            316         0              Normal
  11/05/2026 05 PM PST            2.79            316         0              Normal
  11/05/2026 06 PM PST            2.79            316         0              Normal
  11/05/2026 07 PM PST            2.79            316         0              Normal
  11/05/2026 08 PM PST            2.79            316         0              Normal
  11/05/2026 09 PM PST            2.79            316         0              Normal
  11/05/2026 10 PM PST            2.79            316         0              Normal
  11/05/2026 11 PM PST            2.79            316         0              Normal
  11/06/2026 12 AM PST            2.79            316         0              Normal
  11/06/2026 01 AM PST            2.78            313         -              Normal
  11/06/2026 02 AM PST            2.78            313         0              Normal
  11/06/2026 03 AM PST            2.78            313         0              Normal
  11/06/2026 04 AM PST            2.78            313         0              Normal
  11/06/2026 05 AM PST            2.78            313         0              Normal
  11/06/2026 06 AM PST            2.78            313         0              Normal
  11/06/2026 07 AM PST            2.78            313         0              Normal
  11/06/2026 08 AM PST            2.77            310         -              Normal
  11/06/2026 09 AM PST            2.77            310         0              Normal
  11/06/2026 10 AM PST            2.77            310         0              Normal
  11/06/2026 11 AM PST            2.77            310         0              Normal
  11/06/2026 12 PM PST            2.77            310         0              Normal
  11/06/2026 01 PM PST            2.77            310         0              Normal
  11/06/2026 02 PM PST            2.77            310         0              Normal
  11/06/2026 03 PM PST            2.77            310         0              Normal
  11/06/2026 04 PM PST            2.77            310         0              Normal
  11/06/2026 05 PM PST            2.77            310         0              Normal
  11/06/2026 06 PM PST            2.77            310         0              Normal
  11/06/2026 07 PM PST            2.77            310         0              Normal
  11/06/2026 08 PM PST            2.77            310         0              Normal
  11/06/2026 09 PM PST            2.77            310         0              Normal
  11/06/2026 10 PM PST            2.77            310         0              Normal
  11/06/2026 11 PM PST            2.77            310         0              Normal
  11/07/2026 12 AM PST            2.76            307         -              Normal
  11/07/2026 01 AM PST            2.76            307         0              Normal
  11/07/2026 02 AM PST            2.76            307         0              Normal
  11/07/2026 03 AM PST            2.76            307         0              Normal
  11/07/2026 04 AM PST            2.76            307         0              Normal
  11/07/2026 05 AM PST            2.76            307         0              Normal
  11/07/2026 06 AM PST            2.75            304         -              Normal
  11/07/2026 07 AM PST            2.75            304         0              Normal
  11/07/2026 08 AM PST            2.75            304         0              Normal
  11/07/2026 09 AM PST            2.75            304         0              Normal
  11/07/2026 10 AM PST            2.75            304         0              Normal
  11/07/2026 11 AM PST            2.75            304         0              Normal
  11/07/2026 12 PM PST            2.75            304         0              Normal
  11/07/2026 01 PM PST            2.75            304         0              Normal
  11/07/2026 02 PM PST            2.75            304         0              Normal
  11/07/2026 03 PM PST            2.75            304         0              Normal
  11/07/2026 04 PM PST            2.75            304         0              Normal
  11/07/2026 05 PM PST            2.75            304         0              Normal
  11/07/2026 06 PM PST            2.75            304         0              Normal
  11/07/2026 07 PM PST            2.75            304         0              Normal
  11/07/2026 08 PM PST            2.75            304         0              Normal
  11/07/2026 09 PM PST            2.74            301         -              Normal
  11/07/2026 10 PM PST            2.74            301         0              Normal
  11/07/2026 11 PM PST            2.74            301         0              Normal
  11/08/2026 12 AM PST            2.74            301         0              Normal
  11/08/2026 01 AM PST            2.74            301         0              Normal
  11/08/2026 02 AM PST            2.73            298         -              Normal
  11/08/2026 03 AM PST            2.73            298         0              Normal
  11/08/2026 04 AM PST            2.73            298         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.