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: Apr 08 2026 at 2:03 PM PDTNext Issuance: Apr 09 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:  04/08/2026 at 02:06 PM PDT
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  04/03/2026 at 02:00 PM PDT
# Maximum Observed Stage:                       5.03 Feet
# Maximum Observed Flow:                        27 cfs
#
# Earliest Date & Time of Maximum Forecast:     04/12/2026 at 02:00 AM PDT
# Maximum Forecast Stage:                       4.88 Feet
# Maximum Forecast Flow:                        20 cfs
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Observed Status
# ---------------------------------------------------------------------------------
  04/03/2026 02 PM PDT            5.03             27                Not Applicable
  04/03/2026 03 PM PDT            5.02             26         -      Not Applicable
  04/03/2026 04 PM PDT            5.00             25         -      Not Applicable
  04/03/2026 05 PM PDT            5.00             25         0      Not Applicable
  04/03/2026 06 PM PDT            4.99             25         -      Not Applicable
  04/03/2026 07 PM PDT            4.99             25         0      Not Applicable
  04/03/2026 08 PM PDT            4.98             24         -      Not Applicable
  04/03/2026 09 PM PDT            4.98             24         0      Not Applicable
  04/03/2026 10 PM PDT            4.97             24         -      Not Applicable
  04/03/2026 11 PM PDT            4.96             23         -      Not Applicable
  04/04/2026 12 AM PDT            4.96             23         0      Not Applicable
  04/04/2026 01 AM PDT            4.96             23         0      Not Applicable
  04/04/2026 02 AM PDT            4.96             23         0      Not Applicable
  04/04/2026 03 AM PDT            4.95             23         -      Not Applicable
  04/04/2026 04 AM PDT            4.95             23         0      Not Applicable
  04/04/2026 05 AM PDT            4.95             23         0      Not Applicable
  04/04/2026 06 AM PDT            4.95             23         0      Not Applicable
  04/04/2026 07 AM PDT            4.95             23         0      Not Applicable
  04/04/2026 08 AM PDT            4.95             23         0      Not Applicable
  04/04/2026 09 AM PDT            4.95             23         0      Not Applicable
  04/04/2026 10 AM PDT            4.96             23         +      Not Applicable
  04/04/2026 11 AM PDT            4.95             23         -      Not Applicable
  04/04/2026 12 PM PDT            4.95             23         0      Not Applicable
  04/04/2026 01 PM PDT            4.95             23         0      Not Applicable
  04/04/2026 02 PM PDT            4.95             23         0      Not Applicable
  04/04/2026 03 PM PDT            4.95             23         0      Not Applicable
  04/04/2026 04 PM PDT            4.95             23         0      Not Applicable
  04/04/2026 05 PM PDT            4.94             23         -      Not Applicable
  04/04/2026 06 PM PDT            4.94             23         0      Not Applicable
  04/04/2026 07 PM PDT            4.93             22         -      Not Applicable
  04/04/2026 08 PM PDT            4.93             22         0      Not Applicable
  04/04/2026 09 PM PDT            4.92             22         -      Not Applicable
  04/04/2026 10 PM PDT            4.92             22         0      Not Applicable
  04/04/2026 11 PM PDT            4.91             21         -      Not Applicable
  04/05/2026 12 AM PDT            4.91             21         0      Not Applicable
  04/05/2026 01 AM PDT            4.91             21         0      Not Applicable
  04/05/2026 02 AM PDT            4.91             21         0      Not Applicable
  04/05/2026 03 AM PDT            4.90             21         -      Not Applicable
  04/05/2026 04 AM PDT            4.90             21         0      Not Applicable
  04/05/2026 05 AM PDT            4.91             21         +      Not Applicable
  04/05/2026 06 AM PDT            4.91             21         0      Not Applicable
  04/05/2026 07 AM PDT            4.91             21         0      Not Applicable
  04/05/2026 08 AM PDT            4.91             21         0      Not Applicable
  04/05/2026 09 AM PDT            4.91             21         0      Not Applicable
  04/05/2026 10 AM PDT            4.92             22         +      Not Applicable
  04/05/2026 11 AM PDT            4.92             22         0      Not Applicable
  04/05/2026 12 PM PDT            4.92             22         0      Not Applicable
  04/05/2026 01 PM PDT            4.92             22         0      Not Applicable
  04/05/2026 02 PM PDT            4.92             22         0      Not Applicable
  04/05/2026 03 PM PDT            4.92             22         0      Not Applicable
  04/05/2026 04 PM PDT            4.92             22         0      Not Applicable
  04/05/2026 05 PM PDT            4.92             22         0      Not Applicable
  04/05/2026 06 PM PDT            4.92             22         0      Not Applicable
  04/05/2026 07 PM PDT            4.91             21         -      Not Applicable
  04/05/2026 08 PM PDT            4.91             21         0      Not Applicable
  04/05/2026 09 PM PDT            4.91             21         0      Not Applicable
  04/05/2026 10 PM PDT            4.90             21         -      Not Applicable
  04/05/2026 11 PM PDT            4.90             21         0      Not Applicable
  04/06/2026 12 AM PDT            4.90             21         0      Not Applicable
  04/06/2026 01 AM PDT            4.90             21         0      Not Applicable
  04/06/2026 02 AM PDT            4.89             20         -      Not Applicable
  04/06/2026 03 AM PDT            4.90             21         +      Not Applicable
  04/06/2026 04 AM PDT            4.90             21         0      Not Applicable
  04/06/2026 05 AM PDT            4.90             21         0      Not Applicable
  04/06/2026 06 AM PDT            4.90             21         0      Not Applicable
  04/06/2026 07 AM PDT            4.90             21         0      Not Applicable
  04/06/2026 08 AM PDT            4.90             21         0      Not Applicable
  04/06/2026 09 AM PDT            4.90             21         0      Not Applicable
  04/06/2026 10 AM PDT            4.91             21         +      Not Applicable
  04/06/2026 11 AM PDT            4.91             21         0      Not Applicable
  04/06/2026 12 PM PDT            4.91             21         0      Not Applicable
  04/06/2026 01 PM PDT            4.91             21         0      Not Applicable
  04/06/2026 02 PM PDT            4.91             21         0      Not Applicable
  04/06/2026 03 PM PDT            4.91             21         0      Not Applicable
  04/06/2026 04 PM PDT            4.90             21         -      Not Applicable
  04/06/2026 05 PM PDT            4.90             21         0      Not Applicable
  04/06/2026 06 PM PDT            4.89             20         -      Not Applicable
  04/06/2026 07 PM PDT            4.89             20         0      Not Applicable
  04/06/2026 08 PM PDT            4.89             20         0      Not Applicable
  04/06/2026 09 PM PDT            4.88             20         -      Not Applicable
  04/06/2026 10 PM PDT            4.88             20         0      Not Applicable
  04/06/2026 11 PM PDT            4.88             20         0      Not Applicable
  04/07/2026 12 AM PDT            4.87             20         -      Not Applicable
  04/07/2026 01 AM PDT            4.88             20         +      Not Applicable
  04/07/2026 02 AM PDT            4.87             20         -      Not Applicable
  04/07/2026 03 AM PDT            4.87             20         0      Not Applicable
  04/07/2026 04 AM PDT            4.87             20         0      Not Applicable
  04/07/2026 05 AM PDT            4.87             20         0      Not Applicable
  04/07/2026 06 AM PDT            4.87             20         0      Not Applicable
  04/07/2026 07 AM PDT            4.87             20         0      Not Applicable
  04/07/2026 08 AM PDT            4.87             20         0      Not Applicable
  04/07/2026 09 AM PDT            4.87             20         0      Not Applicable
  04/07/2026 10 AM PDT            4.88             20         +      Not Applicable
  04/07/2026 11 AM PDT            4.88             20         0      Not Applicable
  04/07/2026 12 PM PDT            4.88             20         0      Not Applicable
  04/07/2026 01 PM PDT            4.88             20         0      Not Applicable
  04/07/2026 02 PM PDT            4.88             20         0      Not Applicable
  04/07/2026 03 PM PDT            4.88             20         0      Not Applicable
  04/07/2026 04 PM PDT            4.88             20         0      Not Applicable
  04/07/2026 05 PM PDT            4.87             20         -      Not Applicable
  04/07/2026 06 PM PDT            4.87             20         0      Not Applicable
  04/07/2026 07 PM PDT            4.87             20         0      Not Applicable
  04/07/2026 08 PM PDT            4.86             19         -      Not Applicable
  04/07/2026 09 PM PDT            4.86             19         0      Not Applicable
  04/07/2026 10 PM PDT            4.85             19         -      Not Applicable
  04/07/2026 11 PM PDT            4.85             19         0      Not Applicable
  04/08/2026 12 AM PDT            4.85             19         0      Not Applicable
  04/08/2026 01 AM PDT            4.85             19         0      Not Applicable
  04/08/2026 02 AM PDT            4.84             18         -      Not Applicable
  04/08/2026 03 AM PDT            4.85             19         +      Not Applicable
  04/08/2026 04 AM PDT            4.84             18         -      Not Applicable
  04/08/2026 05 AM PDT            4.84             18         0      Not Applicable
  04/08/2026 06 AM PDT            4.84             18         0      Not Applicable
  04/08/2026 07 AM PDT            4.85             19         +      Not Applicable
  04/08/2026 08 AM PDT            4.85             19         0      Not Applicable
  04/08/2026 09 AM PDT            4.85             19         0      Not Applicable
  04/08/2026 10 AM PDT            4.86             19         +      Not Applicable
  04/08/2026 11 AM PDT            4.86             19         0      Not Applicable
  04/08/2026 12 PM PDT            4.86             19         0      Not Applicable
  04/08/2026 01 PM PDT            4.86             19         0      Not Applicable
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Forecast Status
# ---------------------------------------------------------------------------------
  04/08/2026 02 PM PDT            4.86             19                Not Applicable
  04/08/2026 03 PM PDT            4.86             19         0      Not Applicable
  04/08/2026 04 PM PDT            4.86             19         0      Not Applicable
  04/08/2026 05 PM PDT            4.86             19         0      Not Applicable
  04/08/2026 06 PM PDT            4.86             19         0      Not Applicable
  04/08/2026 07 PM PDT            4.86             19         0      Not Applicable
  04/08/2026 08 PM PDT            4.86             19         0      Not Applicable
  04/08/2026 09 PM PDT            4.86             19         0      Not Applicable
  04/08/2026 10 PM PDT            4.86             19         0      Not Applicable
  04/08/2026 11 PM PDT            4.86             19         0      Not Applicable
  04/09/2026 12 AM PDT            4.86             19         0      Not Applicable
  04/09/2026 01 AM PDT            4.86             19         0      Not Applicable
  04/09/2026 02 AM PDT            4.86             19         0      Not Applicable
  04/09/2026 03 AM PDT            4.86             19         0      Not Applicable
  04/09/2026 04 AM PDT            4.86             19         0      Not Applicable
  04/09/2026 05 AM PDT            4.85             19         -      Not Applicable
  04/09/2026 06 AM PDT            4.85             19         0      Not Applicable
  04/09/2026 07 AM PDT            4.85             19         0      Not Applicable
  04/09/2026 08 AM PDT            4.85             19         0      Not Applicable
  04/09/2026 09 AM PDT            4.85             19         0      Not Applicable
  04/09/2026 10 AM PDT            4.85             19         0      Not Applicable
  04/09/2026 11 AM PDT            4.85             19         0      Not Applicable
  04/09/2026 12 PM PDT            4.85             19         0      Not Applicable
  04/09/2026 01 PM PDT            4.85             19         0      Not Applicable
  04/09/2026 02 PM PDT            4.85             19         0      Not Applicable
  04/09/2026 03 PM PDT            4.85             19         0      Not Applicable
  04/09/2026 04 PM PDT            4.85             19         0      Not Applicable
  04/09/2026 05 PM PDT            4.85             19         0      Not Applicable
  04/09/2026 06 PM PDT            4.85             19         0      Not Applicable
  04/09/2026 07 PM PDT            4.85             19         0      Not Applicable
  04/09/2026 08 PM PDT            4.85             19         0      Not Applicable
  04/09/2026 09 PM PDT            4.85             19         0      Not Applicable
  04/09/2026 10 PM PDT            4.85             19         0      Not Applicable
  04/09/2026 11 PM PDT            4.85             19         0      Not Applicable
  04/10/2026 12 AM PDT            4.84             18         -      Not Applicable
  04/10/2026 01 AM PDT            4.84             18         0      Not Applicable
  04/10/2026 02 AM PDT            4.84             18         0      Not Applicable
  04/10/2026 03 AM PDT            4.84             18         0      Not Applicable
  04/10/2026 04 AM PDT            4.84             18         0      Not Applicable
  04/10/2026 05 AM PDT            4.84             18         0      Not Applicable
  04/10/2026 06 AM PDT            4.84             18         0      Not Applicable
  04/10/2026 07 AM PDT            4.84             18         0      Not Applicable
  04/10/2026 08 AM PDT            4.84             18         0      Not Applicable
  04/10/2026 09 AM PDT            4.84             18         0      Not Applicable
  04/10/2026 10 AM PDT            4.85             19         +      Not Applicable
  04/10/2026 11 AM PDT            4.85             19         0      Not Applicable
  04/10/2026 12 PM PDT            4.85             19         0      Not Applicable
  04/10/2026 01 PM PDT            4.85             19         0      Not Applicable
  04/10/2026 02 PM PDT            4.85             19         0      Not Applicable
  04/10/2026 03 PM PDT            4.85             19         0      Not Applicable
  04/10/2026 04 PM PDT            4.85             19         0      Not Applicable
  04/10/2026 05 PM PDT            4.85             19         0      Not Applicable
  04/10/2026 06 PM PDT            4.85             19         0      Not Applicable
  04/10/2026 07 PM PDT            4.86             19         +      Not Applicable
  04/10/2026 08 PM PDT            4.86             19         0      Not Applicable
  04/10/2026 09 PM PDT            4.86             19         0      Not Applicable
  04/10/2026 10 PM PDT            4.86             19         0      Not Applicable
  04/10/2026 11 PM PDT            4.87             20         +      Not Applicable
  04/11/2026 12 AM PDT            4.87             20         0      Not Applicable
  04/11/2026 01 AM PDT            4.86             19         -      Not Applicable
  04/11/2026 02 AM PDT            4.86             19         0      Not Applicable
  04/11/2026 03 AM PDT            4.86             19         0      Not Applicable
  04/11/2026 04 AM PDT            4.85             19         -      Not Applicable
  04/11/2026 05 AM PDT            4.85             19         0      Not Applicable
  04/11/2026 06 AM PDT            4.85             19         0      Not Applicable
  04/11/2026 07 AM PDT            4.85             19         0      Not Applicable
  04/11/2026 08 AM PDT            4.85             19         0      Not Applicable
  04/11/2026 09 AM PDT            4.84             18         -      Not Applicable
  04/11/2026 10 AM PDT            4.84             18         0      Not Applicable
  04/11/2026 11 AM PDT            4.84             18         0      Not Applicable
  04/11/2026 12 PM PDT            4.84             18         0      Not Applicable
  04/11/2026 01 PM PDT            4.84             18         0      Not Applicable
  04/11/2026 02 PM PDT            4.85             19         +      Not Applicable
  04/11/2026 03 PM PDT            4.85             19         0      Not Applicable
  04/11/2026 04 PM PDT            4.85             19         0      Not Applicable
  04/11/2026 05 PM PDT            4.85             19         0      Not Applicable
  04/11/2026 06 PM PDT            4.86             19         +      Not Applicable
  04/11/2026 07 PM PDT            4.86             19         0      Not Applicable
  04/11/2026 08 PM PDT            4.86             19         0      Not Applicable
  04/11/2026 09 PM PDT            4.87             20         +      Not Applicable
  04/11/2026 10 PM PDT            4.87             20         0      Not Applicable
  04/11/2026 11 PM PDT            4.87             20         0      Not Applicable
  04/12/2026 12 AM PDT            4.87             20         0      Not Applicable
  04/12/2026 01 AM PDT            4.87             20         0      Not Applicable
  04/12/2026 02 AM PDT            4.88             20         +      Not Applicable
  04/12/2026 03 AM PDT            4.88             20         0      Not Applicable
  04/12/2026 04 AM PDT            4.88             20         0      Not Applicable
  04/12/2026 05 AM PDT            4.87             20         -      Not Applicable
  04/12/2026 06 AM PDT            4.87             20         0      Not Applicable
  04/12/2026 07 AM PDT            4.87             20         0      Not Applicable
  04/12/2026 08 AM PDT            4.87             20         0      Not Applicable
  04/12/2026 09 AM PDT            4.86             19         -      Not Applicable
  04/12/2026 10 AM PDT            4.86             19         0      Not Applicable
  04/12/2026 11 AM PDT            4.86             19         0      Not Applicable
  04/12/2026 12 PM PDT            4.86             19         0      Not Applicable
  04/12/2026 01 PM PDT            4.86             19         0      Not Applicable
  04/12/2026 02 PM PDT            4.85             19         -      Not Applicable
  04/12/2026 03 PM PDT            4.85             19         0      Not Applicable
  04/12/2026 04 PM PDT            4.85             19         0      Not Applicable
  04/12/2026 05 PM PDT            4.85             19         0      Not Applicable
  04/12/2026 06 PM PDT            4.85             19         0      Not Applicable
  04/12/2026 07 PM PDT            4.85             19         0      Not Applicable
  04/12/2026 08 PM PDT            4.85             19         0      Not Applicable
  04/12/2026 09 PM PDT            4.86             19         +      Not Applicable
  04/12/2026 10 PM PDT            4.86             19         0      Not Applicable
  04/12/2026 11 PM PDT            4.86             19         0      Not Applicable
  04/13/2026 12 AM PDT            4.86             19         0      Not Applicable
  04/13/2026 01 AM PDT            4.85             19         -      Not Applicable
  04/13/2026 02 AM PDT            4.85             19         0      Not Applicable
  04/13/2026 03 AM PDT            4.85             19         0      Not Applicable
  04/13/2026 04 AM PDT            4.85             19         0      Not Applicable
  04/13/2026 05 AM PDT            4.85             19         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.