COTTONWOOD CREEK - COTTONWOOD (CWAC1)
Latitude: 40.39º NLongitude: 122.24º WElevation: 364 Feet
Location: Tehama County in CaliforniaBulletin Group: Upper SacramentoRiver Group: Upper Sacramento
Issuance Time: Dec 25 2025 at 1:57 PM PSTNext Issuance: Dec 25 2025 at 9:00 PM PST
Action/Monitor: N/A Minor Flood: N/A Moderate Flood: N/A Major Flood: N/A

# Tabular Observed and Forecast Hydrograph Information
#
# Location: Cottonwood Creek - Cottonwood (CWAC1)
#
# File Generation Time:  12/25/2025 at 02:04 PM PST
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  12/22/2025 at 05:00 AM PST
# Maximum Observed Stage:                       14.57 Feet
# Maximum Observed Flow:                        18686 cfs
#
# Earliest Date & Time of Maximum Forecast:     12/25/2025 at 02:00 PM PST
# Maximum Forecast Stage:                       12.64 Feet
# Maximum Forecast Flow:                        11341 cfs
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Observed Status
# ---------------------------------------------------------------------------------
  12/20/2025 02 PM PST            6.58           2539                Not Applicable
  12/20/2025 03 PM PST            6.54           2509         -      Not Applicable
  12/20/2025 04 PM PST            6.40           2404         -      Not Applicable
  12/20/2025 05 PM PST            6.32           2346         -      Not Applicable
  12/20/2025 06 PM PST            6.30           2331         -      Not Applicable
  12/20/2025 07 PM PST            6.19           2251         -      Not Applicable
  12/20/2025 08 PM PST            6.10           2187         -      Not Applicable
  12/20/2025 09 PM PST            6.06           2159         -      Not Applicable
  12/20/2025 10 PM PST            6.03           2138         -      Not Applicable
  12/20/2025 11 PM PST            5.98           2103         -      Not Applicable
  12/21/2025 12 AM PST            5.95           2083         -      Not Applicable
  12/21/2025 01 AM PST            5.93           2069         -      Not Applicable
  12/21/2025 02 AM PST            5.98           2103         +      Not Applicable
  12/21/2025 03 AM PST            6.06           2159         +      Not Applicable
  12/21/2025 04 AM PST            6.07           2166         +      Not Applicable
  12/21/2025 05 AM PST            6.26           2302         +      Not Applicable
  12/21/2025 06 AM PST            6.35           2367         +      Not Applicable
  12/21/2025 07 AM PST            6.53           2501         +      Not Applicable
  12/21/2025 08 AM PST            6.80           2709         +      Not Applicable
  12/21/2025 09 AM PST            7.10           2948         +      Not Applicable
  12/21/2025 10 AM PST            7.38           3181         +      Not Applicable
  12/21/2025 11 AM PST            7.61           3378         +      Not Applicable
  12/21/2025 12 PM PST            7.89           3626         +      Not Applicable
  12/21/2025 01 PM PST            8.15           3864         +      Not Applicable
  12/21/2025 02 PM PST            8.50           4195         +      Not Applicable
  12/21/2025 03 PM PST            8.84           4529         +      Not Applicable
  12/21/2025 04 PM PST            9.10           4814         +      Not Applicable
  12/21/2025 05 PM PST            9.47           5248         +      Not Applicable
  12/21/2025 06 PM PST           10.04           5998         +      Not Applicable
  12/21/2025 07 PM PST           10.73           7063         +      Not Applicable
  12/21/2025 08 PM PST           11.45           8413         +      Not Applicable
  12/21/2025 09 PM PST           12.13           9981         +      Not Applicable
  12/21/2025 10 PM PST           12.72          11578         +      Not Applicable
  12/21/2025 11 PM PST           13.21          13110         +      Not Applicable
  12/22/2025 12 AM PST           13.67          14768         +      Not Applicable
  12/22/2025 01 AM PST           14.02          16182         +      Not Applicable
  12/22/2025 02 AM PST           14.26          17208         +      Not Applicable
  12/22/2025 03 AM PST           14.40          17845         +      Not Applicable
  12/22/2025 04 AM PST           14.53          18486         +      Not Applicable
  12/22/2025 05 AM PST           14.57          18686         +      Not Applicable
  12/22/2025 06 AM PST           14.50          18336         -      Not Applicable
  12/22/2025 07 AM PST           14.30          17384         -      Not Applicable
  12/22/2025 08 AM PST           14.01          16140         -      Not Applicable
  12/22/2025 09 AM PST           13.75          15083         -      Not Applicable
  12/22/2025 10 AM PST           13.41          13780         -      Not Applicable
  12/22/2025 11 AM PST           13.10          12754         -      Not Applicable
  12/22/2025 12 PM PST           12.80          11819         -      Not Applicable
  12/22/2025 01 PM PST           12.47          10849         -      Not Applicable
  12/22/2025 02 PM PST           12.23          10228         -      Not Applicable
  12/22/2025 03 PM PST           11.93           9498         -      Not Applicable
  12/22/2025 04 PM PST           11.64           8828         -      Not Applicable
  12/22/2025 05 PM PST           11.37           8255         -      Not Applicable
  12/22/2025 06 PM PST           11.09           7718         -      Not Applicable
  12/22/2025 07 PM PST           10.85           7277         -      Not Applicable
  12/22/2025 08 PM PST           10.63           6888         -      Not Applicable
  12/22/2025 09 PM PST           10.37           6485         -      Not Applicable
  12/22/2025 10 PM PST           10.21           6246         -      Not Applicable
  12/22/2025 11 PM PST           10.01           5955         -      Not Applicable
  12/23/2025 12 AM PST            9.84           5714         -      Not Applicable
  12/23/2025 01 AM PST            9.68           5504         -      Not Applicable
  12/23/2025 02 AM PST            9.58           5381         -      Not Applicable
  12/23/2025 03 AM PST            9.44           5211         -      Not Applicable
  12/23/2025 04 AM PST            9.32           5069         -      Not Applicable
  12/23/2025 05 AM PST            9.27           5010         -      Not Applicable
  12/23/2025 06 AM PST            9.15           4871         -      Not Applicable
  12/23/2025 07 AM PST            9.17           4894         +      Not Applicable
  12/23/2025 08 AM PST            9.22           4952         +      Not Applicable
  12/23/2025 09 AM PST            9.27           5010         +      Not Applicable
  12/23/2025 10 AM PST            9.21           4940         -      Not Applicable
  12/23/2025 11 AM PST            9.17           4894         -      Not Applicable
  12/23/2025 12 PM PST            9.09           4802         -      Not Applicable
  12/23/2025 01 PM PST            9.07           4779         -      Not Applicable
  12/23/2025 02 PM PST            9.02           4723         -      Not Applicable
  12/23/2025 03 PM PST            8.97           4666         -      Not Applicable
  12/23/2025 04 PM PST            8.91           4600         -      Not Applicable
  12/23/2025 05 PM PST            8.82           4509         -      Not Applicable
  12/23/2025 06 PM PST            8.72           4410         -      Not Applicable
  12/23/2025 07 PM PST            8.60           4292         -      Not Applicable
  12/23/2025 08 PM PST            8.44           4137         -      Not Applicable
  12/23/2025 09 PM PST            8.43           4128         -      Not Applicable
  12/23/2025 10 PM PST            8.34           4042         -      Not Applicable
  12/23/2025 11 PM PST            8.23           3938         -      Not Applicable
  12/24/2025 12 AM PST            8.19           3901         -      Not Applicable
  12/24/2025 01 AM PST            8.14           3854         -      Not Applicable
  12/24/2025 02 AM PST            8.16           3873         +      Not Applicable
  12/24/2025 03 AM PST            8.28           3985         +      Not Applicable
  12/24/2025 04 AM PST            8.70           4390         +      Not Applicable
  12/24/2025 05 AM PST            9.52           5308         +      Not Applicable
  12/24/2025 06 AM PST           10.54           6746         +      Not Applicable
  12/24/2025 07 AM PST           11.32           8157         +      Not Applicable
  12/24/2025 08 AM PST           12.03           9737         +      Not Applicable
  12/24/2025 09 AM PST           12.52          10992         +      Not Applicable
  12/24/2025 10 AM PST           12.99          12405         +      Not Applicable
  12/24/2025 11 AM PST           13.51          14154         +      Not Applicable
  12/24/2025 12 PM PST           13.98          16015         +      Not Applicable
  12/24/2025 01 PM PST           14.25          17164         +      Not Applicable
  12/24/2025 02 PM PST           14.38          17748         +      Not Applicable
  12/24/2025 03 PM PST           14.32          17472         -      Not Applicable
  12/24/2025 04 PM PST           14.09          16476         -      Not Applicable
  12/24/2025 05 PM PST           13.70          14886         -      Not Applicable
  12/24/2025 06 PM PST           13.33          13507         -      Not Applicable
  12/24/2025 07 PM PST           12.94          12248         -      Not Applicable
  12/24/2025 08 PM PST           12.56          11107         -      Not Applicable
  12/24/2025 09 PM PST           12.22          10203         -      Not Applicable
  12/24/2025 10 PM PST           11.88           9380         -      Not Applicable
  12/24/2025 11 PM PST           11.58           8694         -      Not Applicable
  12/25/2025 12 AM PST           11.31           8138         -      Not Applicable
  12/25/2025 01 AM PST           11.07           7680         -      Not Applicable
  12/25/2025 02 AM PST           10.89           7349         -      Not Applicable
  12/25/2025 03 AM PST           10.85           7277         -      Not Applicable
  12/25/2025 04 AM PST           10.82           7223         -      Not Applicable
  12/25/2025 05 AM PST           11.06           7662         +      Not Applicable
  12/25/2025 06 AM PST           11.31           8138         +      Not Applicable
  12/25/2025 07 AM PST           11.61           8761         +      Not Applicable
  12/25/2025 08 AM PST           11.85           9310         +      Not Applicable
  12/25/2025 09 AM PST           12.21          10179         +      Not Applicable
  12/25/2025 10 AM PST           12.52          10992         +      Not Applicable
  12/25/2025 11 AM PST           12.70          11518         +      Not Applicable
  12/25/2025 12 PM PST           12.69          11489         -      Not Applicable
  12/25/2025 01 PM PST           12.67          11429         -      Not Applicable
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Forecast Status
# ---------------------------------------------------------------------------------
  12/25/2025 02 PM PST           12.64          11341                Not Applicable
  12/25/2025 03 PM PST           12.60          11224         -      Not Applicable
  12/25/2025 04 PM PST           12.55          11078         -      Not Applicable
  12/25/2025 05 PM PST           12.48          10877         -      Not Applicable
  12/25/2025 06 PM PST           12.41          10685         -      Not Applicable
  12/25/2025 07 PM PST           12.32          10455         -      Not Applicable
  12/25/2025 08 PM PST           12.23          10228         -      Not Applicable
  12/25/2025 09 PM PST           12.14          10005         -      Not Applicable
  12/25/2025 10 PM PST           12.12           9956         -      Not Applicable
  12/25/2025 11 PM PST           12.10           9907         -      Not Applicable
  12/26/2025 12 AM PST           12.08           9859         -      Not Applicable
  12/26/2025 01 AM PST           12.06           9810         -      Not Applicable
  12/26/2025 02 AM PST           12.05           9786         -      Not Applicable
  12/26/2025 03 AM PST           12.02           9713         -      Not Applicable
  12/26/2025 04 AM PST           11.99           9641         -      Not Applicable
  12/26/2025 05 AM PST           11.95           9546         -      Not Applicable
  12/26/2025 06 AM PST           11.92           9475         -      Not Applicable
  12/26/2025 07 AM PST           11.88           9380         -      Not Applicable
  12/26/2025 08 AM PST           11.85           9310         -      Not Applicable
  12/26/2025 09 AM PST           11.84           9287         -      Not Applicable
  12/26/2025 10 AM PST           11.85           9310         +      Not Applicable
  12/26/2025 11 AM PST           11.87           9357         +      Not Applicable
  12/26/2025 12 PM PST           11.92           9475         +      Not Applicable
  12/26/2025 01 PM PST           11.97           9593         +      Not Applicable
  12/26/2025 02 PM PST           12.03           9737         +      Not Applicable
  12/26/2025 03 PM PST           12.08           9859         +      Not Applicable
  12/26/2025 04 PM PST           12.11           9932         +      Not Applicable
  12/26/2025 05 PM PST           12.12           9956         +      Not Applicable
  12/26/2025 06 PM PST           12.11           9932         -      Not Applicable
  12/26/2025 07 PM PST           12.07           9834         -      Not Applicable
  12/26/2025 08 PM PST           12.02           9713         -      Not Applicable
  12/26/2025 09 PM PST           11.95           9546         -      Not Applicable
  12/26/2025 10 PM PST           11.87           9357         -      Not Applicable
  12/26/2025 11 PM PST           11.78           9147         -      Not Applicable
  12/27/2025 12 AM PST           11.68           8919         -      Not Applicable
  12/27/2025 01 AM PST           11.58           8694         -      Not Applicable
  12/27/2025 02 AM PST           11.46           8432         -      Not Applicable
  12/27/2025 03 AM PST           11.33           8176         -      Not Applicable
  12/27/2025 04 AM PST           11.19           7907         -      Not Applicable
  12/27/2025 05 AM PST           11.05           7643         -      Not Applicable
  12/27/2025 06 AM PST           10.91           7386         -      Not Applicable
  12/27/2025 07 AM PST           10.76           7116         -      Not Applicable
  12/27/2025 08 AM PST           10.61           6855         -      Not Applicable
  12/27/2025 09 AM PST           10.45           6607         -      Not Applicable
  12/27/2025 10 AM PST           10.29           6365         -      Not Applicable
  12/27/2025 11 AM PST           10.15           6157         -      Not Applicable
  12/27/2025 12 PM PST           10.01           5955         -      Not Applicable
  12/27/2025 01 PM PST            9.87           5756         -      Not Applicable
  12/27/2025 02 PM PST            9.74           5579         -      Not Applicable
  12/27/2025 03 PM PST            9.60           5405         -      Not Applicable
  12/27/2025 04 PM PST            9.47           5248         -      Not Applicable
  12/27/2025 05 PM PST            9.35           5104         -      Not Applicable
  12/27/2025 06 PM PST            9.25           4987         -      Not Applicable
  12/27/2025 07 PM PST            9.15           4871         -      Not Applicable
  12/27/2025 08 PM PST            9.05           4757         -      Not Applicable
  12/27/2025 09 PM PST            8.97           4666         -      Not Applicable
  12/27/2025 10 PM PST            8.88           4569         -      Not Applicable
  12/27/2025 11 PM PST            8.80           4489         -      Not Applicable
  12/28/2025 12 AM PST            8.72           4410         -      Not Applicable
  12/28/2025 01 AM PST            8.65           4341         -      Not Applicable
  12/28/2025 02 AM PST            8.59           4282         -      Not Applicable
  12/28/2025 03 AM PST            8.52           4214         -      Not Applicable
  12/28/2025 04 AM PST            8.46           4156         -      Not Applicable
  12/28/2025 05 AM PST            8.40           4099         -      Not Applicable
  12/28/2025 06 AM PST            8.35           4051         -      Not Applicable
  12/28/2025 07 AM PST            8.29           3995         -      Not Applicable
  12/28/2025 08 AM PST            8.24           3948         -      Not Applicable
  12/28/2025 09 AM PST            8.19           3901         -      Not Applicable
  12/28/2025 10 AM PST            8.14           3854         -      Not Applicable
  12/28/2025 11 AM PST            8.09           3808         -      Not Applicable
  12/28/2025 12 PM PST            8.05           3771         -      Not Applicable
  12/28/2025 01 PM PST            8.00           3726         -      Not Applicable
  12/28/2025 02 PM PST            7.95           3680         -      Not Applicable
  12/28/2025 03 PM PST            7.91           3644         -      Not Applicable
  12/28/2025 04 PM PST            7.86           3599         -      Not Applicable
  12/28/2025 05 PM PST            7.82           3563         -      Not Applicable
  12/28/2025 06 PM PST            7.77           3519         -      Not Applicable
  12/28/2025 07 PM PST            7.73           3483         -      Not Applicable
  12/28/2025 08 PM PST            7.69           3448         -      Not Applicable
  12/28/2025 09 PM PST            7.64           3404         -      Not Applicable
  12/28/2025 10 PM PST            7.60           3369         -      Not Applicable
  12/28/2025 11 PM PST            7.56           3335         -      Not Applicable
  12/29/2025 12 AM PST            7.52           3300         -      Not Applicable
  12/29/2025 01 AM PST            7.48           3266         -      Not Applicable
  12/29/2025 02 AM PST            7.43           3223         -      Not Applicable
  12/29/2025 03 AM PST            7.39           3189         -      Not Applicable
  12/29/2025 04 AM PST            7.36           3164         -      Not Applicable
  12/29/2025 05 AM PST            7.32           3130         -      Not Applicable
  12/29/2025 06 AM PST            7.28           3097         -      Not Applicable
  12/29/2025 07 AM PST            7.24           3064         -      Not Applicable
  12/29/2025 08 AM PST            7.20           3030         -      Not Applicable
  12/29/2025 09 AM PST            7.16           2997         -      Not Applicable
  12/29/2025 10 AM PST            7.12           2965         -      Not Applicable
  12/29/2025 11 AM PST            7.08           2932         -      Not Applicable
  12/29/2025 12 PM PST            7.05           2908         -      Not Applicable
  12/29/2025 01 PM PST            7.01           2875         -      Not Applicable
  12/29/2025 02 PM PST            6.97           2843         -      Not Applicable
  12/29/2025 03 PM PST            6.94           2819         -      Not Applicable
  12/29/2025 04 PM PST            6.90           2787         -      Not Applicable
  12/29/2025 05 PM PST            6.87           2764         -      Not Applicable
  12/29/2025 06 PM PST            6.83           2732         -      Not Applicable
  12/29/2025 07 PM PST            6.80           2709         -      Not Applicable
  12/29/2025 08 PM PST            6.77           2685         -      Not Applicable
  12/29/2025 09 PM PST            6.74           2662         -      Not Applicable
  12/29/2025 10 PM PST            6.71           2639         -      Not Applicable
  12/29/2025 11 PM PST            6.68           2616         -      Not Applicable
  12/30/2025 12 AM PST            6.65           2592         -      Not Applicable
  12/30/2025 01 AM PST            6.63           2577         -      Not Applicable
  12/30/2025 02 AM PST            6.60           2554         -      Not Applicable
  12/30/2025 03 AM PST            6.58           2539         -      Not Applicable
  12/30/2025 04 AM PST            6.55           2516         -      Not Applicable
#
# 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.