National Weather Service California Nevada River Forecast Center Department of Commerce National Oceanic and Atmospheric Administration National Weather Service

 | 

BEAR CREEK - HOLSTEN CHIMNEY CANYON (HCHC1)
Latitude: 38.96º NLongitude: 122.34º WElevation: 920 FeetForecast Type: Unofficial Location
Location: Colusa County in CaliforniaBulletin Group: Lower SacramentoRiver Group: Cache Putah
Issuance Time: May 07 2026 at 7:27 AM PDTNext Issuance: May 08 2026 at 9:00 AM PDT
Action/Monitor: N/A Minor Flood: N/A Moderate Flood: N/A Major Flood: N/A


# Tabular Observed and Forecast Hydrograph Information
#
# Location: Bear Creek - Holsten Chimney Canyon (HCHC1)
#
# File Generation Time:  05/07/2026 at 07:29 AM PDT
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  05/06/2026 at 04:00 PM PDT
# Maximum Observed Stage:                       4.88 Feet
# Maximum Observed Flow:                        20 cfs
#
# Earliest Date & Time of Maximum Forecast:     05/07/2026 at 08:00 AM PDT
# Maximum Forecast Stage:                       4.85 Feet
# Maximum Forecast Flow:                        19 cfs
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Observed Status
# ---------------------------------------------------------------------------------
  05/02/2026 07 AM PDT            4.87             20                Not Applicable
  05/02/2026 08 AM PDT            4.87             20         0      Not Applicable
  05/02/2026 09 AM PDT            4.87             20         0      Not Applicable
  05/02/2026 10 AM PDT            4.87             20         0      Not Applicable
  05/02/2026 11 AM PDT            4.87             20         0      Not Applicable
  05/02/2026 12 PM PDT            4.87             20         0      Not Applicable
  05/02/2026 01 PM PDT            4.87             20         0      Not Applicable
  05/02/2026 02 PM PDT            4.87             20         0      Not Applicable
  05/02/2026 03 PM PDT            4.86             19         -      Not Applicable
  05/02/2026 04 PM PDT            4.86             19         0      Not Applicable
  05/02/2026 05 PM PDT            4.86             19         0      Not Applicable
  05/02/2026 06 PM PDT            4.85             19         -      Not Applicable
  05/02/2026 07 PM PDT            4.84             18         -      Not Applicable
  05/02/2026 08 PM PDT            4.85             19         +      Not Applicable
  05/02/2026 09 PM PDT            4.85             19         0      Not Applicable
  05/02/2026 10 PM PDT            4.85             19         0      Not Applicable
  05/02/2026 11 PM PDT            4.85             19         0      Not Applicable
  05/03/2026 12 AM PDT            4.85             19         0      Not Applicable
  05/03/2026 01 AM PDT            4.85             19         0      Not Applicable
  05/03/2026 02 AM PDT            4.85             19         0      Not Applicable
  05/03/2026 03 AM PDT            4.85             19         0      Not Applicable
  05/03/2026 04 AM PDT            4.84             18         -      Not Applicable
  05/03/2026 05 AM PDT            4.84             18         0      Not Applicable
  05/03/2026 06 AM PDT            4.84             18         0      Not Applicable
  05/03/2026 07 AM PDT            4.84             18         0      Not Applicable
  05/03/2026 08 AM PDT            4.85             19         +      Not Applicable
  05/03/2026 09 AM PDT            4.85             19         0      Not Applicable
  05/03/2026 10 AM PDT            4.85             19         0      Not Applicable
  05/03/2026 11 AM PDT            4.84             18         -      Not Applicable
  05/03/2026 12 PM PDT            4.84             18         0      Not Applicable
  05/03/2026 01 PM PDT            4.85             19         +      Not Applicable
  05/03/2026 02 PM PDT            4.84             18         -      Not Applicable
  05/03/2026 03 PM PDT            4.84             18         0      Not Applicable
  05/03/2026 04 PM PDT            4.84             18         0      Not Applicable
  05/03/2026 05 PM PDT            4.83             18         -      Not Applicable
  05/03/2026 06 PM PDT            4.83             18         0      Not Applicable
  05/03/2026 07 PM PDT            4.83             18         0      Not Applicable
  05/03/2026 08 PM PDT            4.83             18         0      Not Applicable
  05/03/2026 09 PM PDT            4.83             18         0      Not Applicable
  05/03/2026 10 PM PDT            4.83             18         0      Not Applicable
  05/03/2026 11 PM PDT            4.84             18         +      Not Applicable
  05/04/2026 12 AM PDT            4.84             18         0      Not Applicable
  05/04/2026 01 AM PDT            4.84             18         0      Not Applicable
  05/04/2026 02 AM PDT            4.83             18         -      Not Applicable
  05/04/2026 03 AM PDT            4.83             18         0      Not Applicable
  05/04/2026 04 AM PDT            4.83             18         0      Not Applicable
  05/04/2026 05 AM PDT            4.83             18         0      Not Applicable
  05/04/2026 06 AM PDT            4.83             18         0      Not Applicable
  05/04/2026 07 AM PDT            4.83             18         0      Not Applicable
  05/04/2026 08 AM PDT            4.83             18         0      Not Applicable
  05/04/2026 09 AM PDT            4.83             18         0      Not Applicable
  05/04/2026 10 AM PDT            4.83             18         0      Not Applicable
  05/04/2026 11 AM PDT            4.83             18         0      Not Applicable
  05/04/2026 12 PM PDT            4.83             18         0      Not Applicable
  05/04/2026 01 PM PDT            4.84             18         +      Not Applicable
  05/04/2026 02 PM PDT            4.86             19         +      Not Applicable
  05/04/2026 03 PM PDT            4.86             19         0      Not Applicable
  05/04/2026 04 PM PDT            4.85             19         -      Not Applicable
  05/04/2026 05 PM PDT            4.86             19         +      Not Applicable
  05/04/2026 06 PM PDT            4.86             19         0      Not Applicable
  05/04/2026 07 PM PDT            4.87             20         +      Not Applicable
  05/04/2026 08 PM PDT            4.87             20         0      Not Applicable
  05/04/2026 09 PM PDT            4.87             20         0      Not Applicable
  05/04/2026 10 PM PDT            4.87             20         0      Not Applicable
  05/04/2026 11 PM PDT            4.87             20         0      Not Applicable
  05/05/2026 12 AM PDT            4.88             20         +      Not Applicable
  05/05/2026 01 AM PDT            4.87             20         -      Not Applicable
  05/05/2026 02 AM PDT            4.87             20         0      Not Applicable
  05/05/2026 03 AM PDT            4.87             20         0      Not Applicable
  05/05/2026 04 AM PDT            4.86             19         -      Not Applicable
  05/05/2026 05 AM PDT            4.86             19         0      Not Applicable
  05/05/2026 06 AM PDT            4.86             19         0      Not Applicable
  05/05/2026 07 AM PDT            4.86             19         0      Not Applicable
  05/05/2026 08 AM PDT            4.87             20         +      Not Applicable
  05/05/2026 09 AM PDT            4.86             19         -      Not Applicable
  05/05/2026 10 AM PDT            4.86             19         0      Not Applicable
  05/05/2026 11 AM PDT            4.87             20         +      Not Applicable
  05/05/2026 12 PM PDT            4.87             20         0      Not Applicable
  05/05/2026 01 PM PDT            4.88             20         +      Not Applicable
  05/05/2026 02 PM PDT            4.87             20         -      Not Applicable
  05/05/2026 03 PM PDT            4.87             20         0      Not Applicable
  05/05/2026 04 PM PDT            4.87             20         0      Not Applicable
  05/05/2026 05 PM PDT            4.87             20         0      Not Applicable
  05/05/2026 06 PM PDT            4.87             20         0      Not Applicable
  05/05/2026 07 PM PDT            4.87             20         0      Not Applicable
  05/05/2026 08 PM PDT            4.87             20         0      Not Applicable
  05/05/2026 09 PM PDT            4.87             20         0      Not Applicable
  05/05/2026 10 PM PDT            4.87             20         0      Not Applicable
  05/05/2026 11 PM PDT            4.88             20         +      Not Applicable
  05/06/2026 12 AM PDT            4.88             20         0      Not Applicable
  05/06/2026 01 AM PDT            4.88             20         0      Not Applicable
  05/06/2026 02 AM PDT            4.88             20         0      Not Applicable
  05/06/2026 03 AM PDT            4.88             20         0      Not Applicable
  05/06/2026 04 AM PDT            4.88             20         0      Not Applicable
  05/06/2026 05 AM PDT            4.88             20         0      Not Applicable
  05/06/2026 06 AM PDT            4.88             20         0      Not Applicable
  05/06/2026 07 AM PDT            4.88             20         0      Not Applicable
  05/06/2026 08 AM PDT            4.88             20         0      Not Applicable
  05/06/2026 09 AM PDT            4.88             20         0      Not Applicable
  05/06/2026 10 AM PDT            4.88             20         0      Not Applicable
  05/06/2026 11 AM PDT            4.88             20         0      Not Applicable
  05/06/2026 12 PM PDT            4.88             20         0      Not Applicable
  05/06/2026 01 PM PDT            4.88             20         0      Not Applicable
  05/06/2026 02 PM PDT            4.88             20         0      Not Applicable
  05/06/2026 03 PM PDT            4.88             20         0      Not Applicable
  05/06/2026 04 PM PDT            4.88             20         0      Not Applicable
  05/06/2026 05 PM PDT            4.87             20         -      Not Applicable
  05/06/2026 06 PM PDT            4.86             19         -      Not Applicable
  05/06/2026 07 PM PDT            4.86             19         0      Not Applicable
  05/06/2026 08 PM PDT            4.86             19         0      Not Applicable
  05/06/2026 09 PM PDT            4.86             19         0      Not Applicable
  05/06/2026 10 PM PDT            4.86             19         0      Not Applicable
  05/06/2026 11 PM PDT            4.86             19         0      Not Applicable
  05/07/2026 12 AM PDT            4.86             19         0      Not Applicable
  05/07/2026 01 AM PDT            4.86             19         0      Not Applicable
  05/07/2026 02 AM PDT            4.86             19         0      Not Applicable
  05/07/2026 03 AM PDT            4.85             19         -      Not Applicable
  05/07/2026 04 AM PDT            4.85             19         0      Not Applicable
  05/07/2026 05 AM PDT            4.85             19         0      Not Applicable
  05/07/2026 06 AM PDT            4.85             19         0      Not Applicable
  05/07/2026 07 AM PDT            4.85             19         0      Not Applicable
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Forecast Status
# ---------------------------------------------------------------------------------
  05/07/2026 08 AM PDT            4.85             19                Not Applicable
  05/07/2026 09 AM PDT            4.85             19         0      Not Applicable
  05/07/2026 10 AM PDT            4.85             19         0      Not Applicable
  05/07/2026 11 AM PDT            4.85             19         0      Not Applicable
  05/07/2026 12 PM PDT            4.84             18         -      Not Applicable
  05/07/2026 01 PM PDT            4.84             18         0      Not Applicable
  05/07/2026 02 PM PDT            4.84             18         0      Not Applicable
  05/07/2026 03 PM PDT            4.84             18         0      Not Applicable
  05/07/2026 04 PM PDT            4.84             18         0      Not Applicable
  05/07/2026 05 PM PDT            4.84             18         0      Not Applicable
  05/07/2026 06 PM PDT            4.84             18         0      Not Applicable
  05/07/2026 07 PM PDT            4.84             18         0      Not Applicable
  05/07/2026 08 PM PDT            4.84             18         0      Not Applicable
  05/07/2026 09 PM PDT            4.84             18         0      Not Applicable
  05/07/2026 10 PM PDT            4.84             18         0      Not Applicable
  05/07/2026 11 PM PDT            4.84             18         0      Not Applicable
  05/08/2026 12 AM PDT            4.84             18         0      Not Applicable
  05/08/2026 01 AM PDT            4.84             18         0      Not Applicable
  05/08/2026 02 AM PDT            4.84             18         0      Not Applicable
  05/08/2026 03 AM PDT            4.83             18         -      Not Applicable
  05/08/2026 04 AM PDT            4.83             18         0      Not Applicable
  05/08/2026 05 AM PDT            4.83             18         0      Not Applicable
  05/08/2026 06 AM PDT            4.83             18         0      Not Applicable
  05/08/2026 07 AM PDT            4.83             18         0      Not Applicable
  05/08/2026 08 AM PDT            4.83             18         0      Not Applicable
  05/08/2026 09 AM PDT            4.83             18         0      Not Applicable
  05/08/2026 10 AM PDT            4.83             18         0      Not Applicable
  05/08/2026 11 AM PDT            4.83             18         0      Not Applicable
  05/08/2026 12 PM PDT            4.83             18         0      Not Applicable
  05/08/2026 01 PM PDT            4.83             18         0      Not Applicable
  05/08/2026 02 PM PDT            4.83             18         0      Not Applicable
  05/08/2026 03 PM PDT            4.83             18         0      Not Applicable
  05/08/2026 04 PM PDT            4.83             18         0      Not Applicable
  05/08/2026 05 PM PDT            4.83             18         0      Not Applicable
  05/08/2026 06 PM PDT            4.83             18         0      Not Applicable
  05/08/2026 07 PM PDT            4.82             18         -      Not Applicable
  05/08/2026 08 PM PDT            4.82             18         0      Not Applicable
  05/08/2026 09 PM PDT            4.82             18         0      Not Applicable
  05/08/2026 10 PM PDT            4.82             18         0      Not Applicable
  05/08/2026 11 PM PDT            4.82             18         0      Not Applicable
  05/09/2026 12 AM PDT            4.82             18         0      Not Applicable
  05/09/2026 01 AM PDT            4.82             18         0      Not Applicable
  05/09/2026 02 AM PDT            4.82             18         0      Not Applicable
  05/09/2026 03 AM PDT            4.82             18         0      Not Applicable
  05/09/2026 04 AM PDT            4.82             18         0      Not Applicable
  05/09/2026 05 AM PDT            4.82             18         0      Not Applicable
  05/09/2026 06 AM PDT            4.82             18         0      Not Applicable
  05/09/2026 07 AM PDT            4.82             18         0      Not Applicable
  05/09/2026 08 AM PDT            4.82             18         0      Not Applicable
  05/09/2026 09 AM PDT            4.82             18         0      Not Applicable
  05/09/2026 10 AM PDT            4.82             18         0      Not Applicable
  05/09/2026 11 AM PDT            4.81             17         -      Not Applicable
  05/09/2026 12 PM PDT            4.81             17         0      Not Applicable
  05/09/2026 01 PM PDT            4.81             17         0      Not Applicable
  05/09/2026 02 PM PDT            4.81             17         0      Not Applicable
  05/09/2026 03 PM PDT            4.81             17         0      Not Applicable
  05/09/2026 04 PM PDT            4.81             17         0      Not Applicable
  05/09/2026 05 PM PDT            4.81             17         0      Not Applicable
  05/09/2026 06 PM PDT            4.81             17         0      Not Applicable
  05/09/2026 07 PM PDT            4.81             17         0      Not Applicable
  05/09/2026 08 PM PDT            4.81             17         0      Not Applicable
  05/09/2026 09 PM PDT            4.81             17         0      Not Applicable
  05/09/2026 10 PM PDT            4.81             17         0      Not Applicable
  05/09/2026 11 PM PDT            4.81             17         0      Not Applicable
  05/10/2026 12 AM PDT            4.80             17         -      Not Applicable
  05/10/2026 01 AM PDT            4.80             17         0      Not Applicable
  05/10/2026 02 AM PDT            4.80             17         0      Not Applicable
  05/10/2026 03 AM PDT            4.80             17         0      Not Applicable
  05/10/2026 04 AM PDT            4.80             17         0      Not Applicable
  05/10/2026 05 AM PDT            4.80             17         0      Not Applicable
  05/10/2026 06 AM PDT            4.80             17         0      Not Applicable
  05/10/2026 07 AM PDT            4.80             17         0      Not Applicable
  05/10/2026 08 AM PDT            4.80             17         0      Not Applicable
  05/10/2026 09 AM PDT            4.80             17         0      Not Applicable
  05/10/2026 10 AM PDT            4.80             17         0      Not Applicable
  05/10/2026 11 AM PDT            4.80             17         0      Not Applicable
  05/10/2026 12 PM PDT            4.80             17         0      Not Applicable
  05/10/2026 01 PM PDT            4.80             17         0      Not Applicable
  05/10/2026 02 PM PDT            4.79             17         -      Not Applicable
  05/10/2026 03 PM PDT            4.79             17         0      Not Applicable
  05/10/2026 04 PM PDT            4.79             17         0      Not Applicable
  05/10/2026 05 PM PDT            4.79             17         0      Not Applicable
  05/10/2026 06 PM PDT            4.79             17         0      Not Applicable
  05/10/2026 07 PM PDT            4.79             17         0      Not Applicable
  05/10/2026 08 PM PDT            4.79             17         0      Not Applicable
  05/10/2026 09 PM PDT            4.79             17         0      Not Applicable
  05/10/2026 10 PM PDT            4.79             17         0      Not Applicable
  05/10/2026 11 PM PDT            4.79             17         0      Not Applicable
  05/11/2026 12 AM PDT            4.79             17         0      Not Applicable
  05/11/2026 01 AM PDT            4.79             17         0      Not Applicable
  05/11/2026 02 AM PDT            4.79             17         0      Not Applicable
  05/11/2026 03 AM PDT            4.79             17         0      Not Applicable
  05/11/2026 04 AM PDT            4.79             17         0      Not Applicable
  05/11/2026 05 AM PDT            4.79             17         0      Not Applicable
  05/11/2026 06 AM PDT            4.79             17         0      Not Applicable
  05/11/2026 07 AM PDT            4.78             16         -      Not Applicable
  05/11/2026 08 AM PDT            4.78             16         0      Not Applicable
  05/11/2026 09 AM PDT            4.78             16         0      Not Applicable
  05/11/2026 10 AM PDT            4.78             16         0      Not Applicable
  05/11/2026 11 AM PDT            4.78             16         0      Not Applicable
  05/11/2026 12 PM PDT            4.78             16         0      Not Applicable
  05/11/2026 01 PM PDT            4.78             16         0      Not Applicable
  05/11/2026 02 PM PDT            4.78             16         0      Not Applicable
  05/11/2026 03 PM PDT            4.78             16         0      Not Applicable
  05/11/2026 04 PM PDT            4.78             16         0      Not Applicable
  05/11/2026 05 PM PDT            4.78             16         0      Not Applicable
  05/11/2026 06 PM PDT            4.78             16         0      Not Applicable
  05/11/2026 07 PM PDT            4.78             16         0      Not Applicable
  05/11/2026 08 PM PDT            4.78             16         0      Not Applicable
  05/11/2026 09 PM PDT            4.77             16         -      Not Applicable
  05/11/2026 10 PM PDT            4.77             16         0      Not Applicable
  05/11/2026 11 PM PDT            4.77             16         0      Not Applicable
  05/12/2026 12 AM PDT            4.77             16         0      Not Applicable
  05/12/2026 01 AM PDT            4.77             16         0      Not Applicable
  05/12/2026 02 AM PDT            4.77             16         0      Not Applicable
  05/12/2026 03 AM PDT            4.77             16         0      Not Applicable
  05/12/2026 04 AM PDT            4.77             16         0      Not Applicable
  05/12/2026 05 AM PDT            4.77             16         0      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.