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 08 2026 at 7:28 AM PSTNext Issuance: Nov 09 2026 at 9:00 AM 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:  11/08/2026 at 07:29 AM PST
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  11/03/2026 at 02:00 PM PST
# Maximum Observed Stage:                       2.89 Feet
# Maximum Observed Flow:                        347 cfs
#
# Earliest Date & Time of Maximum Forecast:     11/08/2026 at 08:00 AM PST
# Maximum Forecast Stage:                       2.09 Feet
# Maximum Forecast Flow:                        142 cfs
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Observed Status
# ---------------------------------------------------------------------------------
  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            2.81            322         -              Normal
  11/04/2026 08 AM PST            2.83            328         +              Normal
  11/04/2026 09 AM PST            2.77            310         -              Normal
  11/04/2026 10 AM PST            2.65            275         -              Normal
  11/04/2026 11 AM PST            2.63            269         -              Normal
  11/04/2026 12 PM PST            2.66            278         +              Normal
  11/04/2026 01 PM PST            2.67            280         +              Normal
  11/04/2026 02 PM PST            2.71            292         +              Normal
  11/04/2026 03 PM PST            2.76            307         +              Normal
  11/04/2026 04 PM PST            2.73            298         -              Normal
  11/04/2026 05 PM PST            2.75            304         +              Normal
  11/04/2026 06 PM PST            2.72            295         -              Normal
  11/04/2026 07 PM PST            2.72            295         0              Normal
  11/04/2026 08 PM PST            2.71            292         -              Normal
  11/04/2026 09 PM PST            2.71            292         0              Normal
  11/04/2026 10 PM PST            2.71            292         0              Normal
  11/04/2026 11 PM PST            2.70            289         -              Normal
  11/05/2026 12 AM PST            2.72            295         +              Normal
  11/05/2026 01 AM PST            2.71            292         -              Normal
  11/05/2026 02 AM PST            2.71            292         0              Normal
  11/05/2026 03 AM PST            2.65            275         -              Normal
  11/05/2026 04 AM PST            2.65            275         0              Normal
  11/05/2026 05 AM PST            2.65            275         0              Normal
  11/05/2026 06 AM PST            2.67            280         +              Normal
  11/05/2026 07 AM PST            2.69            286         +              Normal
  11/05/2026 08 AM PST            2.68            283         -              Normal
  11/05/2026 09 AM PST            2.71            292         +              Normal
  11/05/2026 10 AM PST            2.60            261         -              Normal
  11/05/2026 11 AM PST            2.56            250         -              Normal
  11/05/2026 12 PM PST            2.56            250         0              Normal
  11/05/2026 01 PM PST            2.55            248         -              Normal
  11/05/2026 02 PM PST            2.56            250         +              Normal
  11/05/2026 03 PM PST            2.54            245         -              Normal
  11/05/2026 04 PM PST            2.56            250         +              Normal
  11/05/2026 05 PM PST            2.56            250         0              Normal
  11/05/2026 06 PM PST            2.53            242         -              Normal
  11/05/2026 07 PM PST            2.48            230         -              Normal
  11/05/2026 08 PM PST            2.48            230         0              Normal
  11/05/2026 09 PM PST            2.47            227         -              Normal
  11/05/2026 10 PM PST            2.47            227         0              Normal
  11/05/2026 11 PM PST            2.44            220         -              Normal
  11/06/2026 12 AM PST            2.48            230         +              Normal
  11/06/2026 01 AM PST            2.47            227         -              Normal
  11/06/2026 02 AM PST            2.50            235         +              Normal
  11/06/2026 03 AM PST            2.51            237         +              Normal
  11/06/2026 04 AM PST            2.51            237         0              Normal
  11/06/2026 05 AM PST            2.52            240         +              Normal
  11/06/2026 06 AM PST            2.49            232         -              Normal
  11/06/2026 07 AM PST            2.50            235         +              Normal
  11/06/2026 08 AM PST            2.53            242         +              Normal
  11/06/2026 09 AM PST            2.49            232         -              Normal
  11/06/2026 10 AM PST            2.40            210         -              Normal
  11/06/2026 11 AM PST            2.34            196         -              Normal
  11/06/2026 12 PM PST            2.35            198         +              Normal
  11/06/2026 01 PM PST            2.33            194         -              Normal
  11/06/2026 02 PM PST            2.33            194         0              Normal
  11/06/2026 03 PM PST            2.32            191         -              Normal
  11/06/2026 04 PM PST            2.32            191         0              Normal
  11/06/2026 05 PM PST            2.34            196         +              Normal
  11/06/2026 06 PM PST            2.33            194         -              Normal
  11/06/2026 07 PM PST            2.30            187         -              Normal
  11/06/2026 08 PM PST            2.30            187         0              Normal
  11/06/2026 09 PM PST            2.28            182         -              Normal
  11/06/2026 10 PM PST            2.30            187         +              Normal
  11/06/2026 11 PM PST            2.29            184         -              Normal
  11/07/2026 12 AM PST            2.30            187         +              Normal
  11/07/2026 01 AM PST            2.31            189         +              Normal
  11/07/2026 02 AM PST            2.30            187         -              Normal
  11/07/2026 03 AM PST            2.28            182         -              Normal
  11/07/2026 04 AM PST            2.28            182         0              Normal
  11/07/2026 05 AM PST            2.28            182         0              Normal
  11/07/2026 06 AM PST            2.30            187         +              Normal
  11/07/2026 07 AM PST            2.31            189         +              Normal
  11/07/2026 08 AM PST            2.33            194         +              Normal
  11/07/2026 09 AM PST            2.34            196         +              Normal
  11/07/2026 10 AM PST            2.37            203         +              Normal
  11/07/2026 11 AM PST            2.31            189         -              Normal
  11/07/2026 12 PM PST            2.11            146         -              Normal
  11/07/2026 01 PM PST            2.02            129         -              Normal
  11/07/2026 02 PM PST            2.03            130         +              Normal
  11/07/2026 03 PM PST            2.12            148         +              Normal
  11/07/2026 04 PM PST            2.16            156         +              Normal
  11/07/2026 05 PM PST            2.16            156         0              Normal
  11/07/2026 06 PM PST            2.17            158         +              Normal
  11/07/2026 07 PM PST            2.16            156         -              Normal
  11/07/2026 08 PM PST            2.15            154         -              Normal
  11/07/2026 09 PM PST            2.15            154         0              Normal
  11/07/2026 10 PM PST            2.15            154         0              Normal
  11/07/2026 11 PM PST            2.20            164         +              Normal
  11/08/2026 12 AM PST            2.19            162         -              Normal
  11/08/2026 01 AM PST            2.21            166         +              Normal
  11/08/2026 02 AM PST            2.19            162         -              Normal
  11/08/2026 03 AM PST            2.16            156         -              Normal
  11/08/2026 04 AM PST            2.17            158         +              Normal
  11/08/2026 05 AM PST            2.15            154         -              Normal
  11/08/2026 06 AM PST            2.13            150         -              Normal
  11/08/2026 07 AM PST            2.10            144         -              Normal
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Forecast Status
# ---------------------------------------------------------------------------------
  11/08/2026 08 AM PST            2.09            142                        Normal
  11/08/2026 09 AM PST            2.07            138         -              Normal
  11/08/2026 10 AM PST            2.07            138         0              Normal
  11/08/2026 11 AM PST            2.08            140         +              Normal
  11/08/2026 12 PM PST            2.08            140         0              Normal
  11/08/2026 01 PM PST            2.08            140         0              Normal
  11/08/2026 02 PM PST            2.08            140         0              Normal
  11/08/2026 03 PM PST            2.08            140         0              Normal
  11/08/2026 04 PM PST            2.08            140         0              Normal
  11/08/2026 05 PM PST            2.08            140         0              Normal
  11/08/2026 06 PM PST            2.08            140         0              Normal
  11/08/2026 07 PM PST            2.08            140         0              Normal
  11/08/2026 08 PM PST            2.08            140         0              Normal
  11/08/2026 09 PM PST            2.08            140         0              Normal
  11/08/2026 10 PM PST            2.07            138         -              Normal
  11/08/2026 11 PM PST            2.07            138         0              Normal
  11/09/2026 12 AM PST            2.07            138         0              Normal
  11/09/2026 01 AM PST            2.07            138         0              Normal
  11/09/2026 02 AM PST            2.07            138         0              Normal
  11/09/2026 03 AM PST            2.07            138         0              Normal
  11/09/2026 04 AM PST            2.07            138         0              Normal
  11/09/2026 05 AM PST            2.07            138         0              Normal
  11/09/2026 06 AM PST            2.07            138         0              Normal
  11/09/2026 07 AM PST            2.06            136         -              Normal
  11/09/2026 08 AM PST            2.06            136         0              Normal
  11/09/2026 09 AM PST            2.06            136         0              Normal
  11/09/2026 10 AM PST            2.06            136         0              Normal
  11/09/2026 11 AM PST            2.06            136         0              Normal
  11/09/2026 12 PM PST            2.06            136         0              Normal
  11/09/2026 01 PM PST            2.06            136         0              Normal
  11/09/2026 02 PM PST            2.06            136         0              Normal
  11/09/2026 03 PM PST            2.06            136         0              Normal
  11/09/2026 04 PM PST            2.06            136         0              Normal
  11/09/2026 05 PM PST            2.06            136         0              Normal
  11/09/2026 06 PM PST            2.06            136         0              Normal
  11/09/2026 07 PM PST            2.06            136         0              Normal
  11/09/2026 08 PM PST            2.05            134         -              Normal
  11/09/2026 09 PM PST            2.05            134         0              Normal
  11/09/2026 10 PM PST            2.05            134         0              Normal
  11/09/2026 11 PM PST            2.05            134         0              Normal
  11/10/2026 12 AM PST            2.04            132         -              Normal
  11/10/2026 01 AM PST            2.04            132         0              Normal
  11/10/2026 02 AM PST            2.04            132         0              Normal
  11/10/2026 03 AM PST            2.04            132         0              Normal
  11/10/2026 04 AM PST            2.04            132         0              Normal
  11/10/2026 05 AM PST            2.04            132         0              Normal
  11/10/2026 06 AM PST            2.04            132         0              Normal
  11/10/2026 07 AM PST            2.04            132         0              Normal
  11/10/2026 08 AM PST            2.03            130         -              Normal
  11/10/2026 09 AM PST            2.03            130         0              Normal
  11/10/2026 10 AM PST            2.03            130         0              Normal
  11/10/2026 11 AM PST            2.03            130         0              Normal
  11/10/2026 12 PM PST            2.03            130         0              Normal
  11/10/2026 01 PM PST            2.03            130         0              Normal
  11/10/2026 02 PM PST            2.03            130         0              Normal
  11/10/2026 03 PM PST            2.03            130         0              Normal
  11/10/2026 04 PM PST            2.03            130         0              Normal
  11/10/2026 05 PM PST            2.03            130         0              Normal
  11/10/2026 06 PM PST            2.03            130         0              Normal
  11/10/2026 07 PM PST            2.02            129         -              Normal
  11/10/2026 08 PM PST            2.02            129         0              Normal
  11/10/2026 09 PM PST            2.02            129         0              Normal
  11/10/2026 10 PM PST            2.02            129         0              Normal
  11/10/2026 11 PM PST            2.02            129         0              Normal
  11/11/2026 12 AM PST            2.01            127         -              Normal
  11/11/2026 01 AM PST            2.01            127         0              Normal
  11/11/2026 02 AM PST            2.01            127         0              Normal
  11/11/2026 03 AM PST            2.01            127         0              Normal
  11/11/2026 04 AM PST            2.01            127         0              Normal
  11/11/2026 05 AM PST            2.01            127         0              Normal
  11/11/2026 06 AM PST            2.00            125         -              Normal
  11/11/2026 07 AM PST            2.00            125         0              Normal
  11/11/2026 08 AM PST            2.00            125         0              Normal
  11/11/2026 09 AM PST            2.00            125         0              Normal
  11/11/2026 10 AM PST            2.00            125         0              Normal
  11/11/2026 11 AM PST            2.00            125         0              Normal
  11/11/2026 12 PM PST            2.00            125         0              Normal
  11/11/2026 01 PM PST            2.00            125         0              Normal
  11/11/2026 02 PM PST            2.00            125         0              Normal
  11/11/2026 03 PM PST            2.00            125         0              Normal
  11/11/2026 04 PM PST            2.00            125         0              Normal
  11/11/2026 05 PM PST            2.00            125         0              Normal
  11/11/2026 06 PM PST            2.00            125         0              Normal
  11/11/2026 07 PM PST            2.00            125         0              Normal
  11/11/2026 08 PM PST            2.00            125         0              Normal
  11/11/2026 09 PM PST            2.00            125         0              Normal
  11/11/2026 10 PM PST            2.00            125         0              Normal
  11/11/2026 11 PM PST            2.00            125         0              Normal
  11/12/2026 12 AM PST            2.00            125         0              Normal
  11/12/2026 01 AM PST            2.00            125         0              Normal
  11/12/2026 02 AM PST            2.00            125         0              Normal
  11/12/2026 03 AM PST            2.00            125         0              Normal
  11/12/2026 04 AM PST            2.00            125         0              Normal
  11/12/2026 05 AM PST            2.00            125         0              Normal
  11/12/2026 06 AM PST            2.00            125         0              Normal
  11/12/2026 07 AM PST            1.99            123         -              Normal
  11/12/2026 08 AM PST            1.99            123         0              Normal
  11/12/2026 09 AM PST            1.99            123         0              Normal
  11/12/2026 10 AM PST            1.98            121         -              Normal
  11/12/2026 11 AM PST            1.98            121         0              Normal
  11/12/2026 12 PM PST            1.98            121         0              Normal
  11/12/2026 01 PM PST            1.98            121         0              Normal
  11/12/2026 02 PM PST            1.98            121         0              Normal
  11/12/2026 03 PM PST            1.98            121         0              Normal
  11/12/2026 04 PM PST            1.97            120         -              Normal
  11/12/2026 05 PM PST            1.97            120         0              Normal
  11/12/2026 06 PM PST            1.97            120         0              Normal
  11/12/2026 07 PM PST            1.97            120         0              Normal
  11/12/2026 08 PM PST            1.97            120         0              Normal
  11/12/2026 09 PM PST            1.96            118         -              Normal
  11/12/2026 10 PM PST            1.96            118         0              Normal
  11/12/2026 11 PM PST            1.96            118         0              Normal
  11/13/2026 12 AM PST            1.96            118         0              Normal
  11/13/2026 01 AM PST            1.95            116         -              Normal
  11/13/2026 02 AM PST            1.95            116         0              Normal
  11/13/2026 03 AM PST            1.95            116         0              Normal
  11/13/2026 04 AM PST            1.95            116         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.