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

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ARROYO HONDO - SAN JOSE (AHOC1)
Latitude: 37.46º NLongitude: 121.77º WElevation: 784 FeetForecast Type: Unofficial Location
Location: Santa Clara County in CaliforniaBulletin Group: Central CoastRiver Group: South Bay
Issuance Time: Mar 09 2026 at 6:43 AM PDTNext Issuance: Mar 09 2026 at 3:00 PM PDT
Action/Monitor: N/A Minor Flood: N/A Moderate Flood: N/A Major Flood: N/A


# Tabular Observed and Forecast Hydrograph Information
#
# Location: Arroyo Hondo - San Jose (AHOC1)
#
# File Generation Time:  03/09/2026 at 06:44 AM PDT
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  03/04/2026 at 06:00 AM PST
# Maximum Observed Stage:                       3.64 Feet
# Maximum Observed Flow:                        36 cfs
#
# Earliest Date & Time of Maximum Forecast:     03/09/2026 at 07:00 AM PDT
# Maximum Forecast Stage:                       3.43 Feet
# Maximum Forecast Flow:                        24 cfs
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Observed Status
# ---------------------------------------------------------------------------------
  03/04/2026 05 AM PST            3.64             36                Not Applicable
  03/04/2026 06 AM PST            3.64             36         0      Not Applicable
  03/04/2026 07 AM PST            3.63             36         -      Not Applicable
  03/04/2026 08 AM PST            3.63             36         0      Not Applicable
  03/04/2026 09 AM PST            3.63             36         0      Not Applicable
  03/04/2026 10 AM PST            3.63             36         0      Not Applicable
  03/04/2026 11 AM PST            3.63             36         0      Not Applicable
  03/04/2026 12 PM PST            3.63             36         0      Not Applicable
  03/04/2026 01 PM PST            3.62             35         -      Not Applicable
  03/04/2026 02 PM PST            3.62             35         0      Not Applicable
  03/04/2026 03 PM PST            3.62             35         0      Not Applicable
  03/04/2026 04 PM PST            3.62             35         0      Not Applicable
  03/04/2026 05 PM PST            3.62             35         0      Not Applicable
  03/04/2026 06 PM PST            3.61             35         -      Not Applicable
  03/04/2026 07 PM PST            3.61             35         0      Not Applicable
  03/04/2026 08 PM PST            3.61             35         0      Not Applicable
  03/04/2026 09 PM PST            3.61             35         0      Not Applicable
  03/04/2026 10 PM PST            3.60             34         -      Not Applicable
  03/04/2026 11 PM PST            3.60             34         0      Not Applicable
  03/05/2026 12 AM PST            3.60             34         0      Not Applicable
  03/05/2026 01 AM PST            3.59             33         -      Not Applicable
  03/05/2026 02 AM PST            3.59             33         0      Not Applicable
  03/05/2026 03 AM PST            3.59             33         0      Not Applicable
  03/05/2026 04 AM PST            3.59             33         0      Not Applicable
  03/05/2026 05 AM PST            3.59             33         0      Not Applicable
  03/05/2026 06 AM PST            3.58             33         -      Not Applicable
  03/05/2026 07 AM PST            3.58             33         0      Not Applicable
  03/05/2026 08 AM PST            3.58             33         0      Not Applicable
  03/05/2026 09 AM PST            3.58             33         0      Not Applicable
  03/05/2026 10 AM PST            3.58             33         0      Not Applicable
  03/05/2026 11 AM PST            3.57             32         -      Not Applicable
  03/05/2026 12 PM PST            3.57             32         0      Not Applicable
  03/05/2026 01 PM PST            3.57             32         0      Not Applicable
  03/05/2026 02 PM PST            3.56             31         -      Not Applicable
  03/05/2026 03 PM PST            3.56             31         0      Not Applicable
  03/05/2026 04 PM PST            3.56             31         0      Not Applicable
  03/05/2026 05 PM PST            3.56             31         0      Not Applicable
  03/05/2026 06 PM PST            3.56             31         0      Not Applicable
  03/05/2026 07 PM PST            3.55             31         -      Not Applicable
  03/05/2026 08 PM PST            3.55             31         0      Not Applicable
  03/05/2026 09 PM PST            3.55             31         0      Not Applicable
  03/05/2026 10 PM PST            3.55             31         0      Not Applicable
  03/05/2026 11 PM PST            3.55             31         0      Not Applicable
  03/06/2026 12 AM PST            3.55             31         0      Not Applicable
  03/06/2026 01 AM PST            3.54             30         -      Not Applicable
  03/06/2026 02 AM PST            3.54             30         0      Not Applicable
  03/06/2026 03 AM PST            3.54             30         0      Not Applicable
  03/06/2026 04 AM PST            3.53             30         -      Not Applicable
  03/06/2026 05 AM PST            3.53             30         0      Not Applicable
  03/06/2026 06 AM PST            3.53             30         0      Not Applicable
  03/06/2026 07 AM PST            3.53             30         0      Not Applicable
  03/06/2026 08 AM PST            3.52             29         -      Not Applicable
  03/06/2026 09 AM PST            3.52             29         0      Not Applicable
  03/06/2026 10 AM PST            3.53             30         +      Not Applicable
  03/06/2026 11 AM PST            3.52             29         -      Not Applicable
  03/06/2026 12 PM PST            3.52             29         0      Not Applicable
  03/06/2026 01 PM PST            3.52             29         0      Not Applicable
  03/06/2026 02 PM PST            3.51             29         -      Not Applicable
  03/06/2026 03 PM PST            3.51             29         0      Not Applicable
  03/06/2026 04 PM PST            3.51             29         0      Not Applicable
  03/06/2026 05 PM PST            3.51             29         0      Not Applicable
  03/06/2026 06 PM PST            3.51             29         0      Not Applicable
  03/06/2026 07 PM PST            3.50             28         -      Not Applicable
  03/06/2026 08 PM PST            3.50             28         0      Not Applicable
  03/06/2026 09 PM PST            3.50             28         0      Not Applicable
  03/06/2026 10 PM PST            3.50             28         0      Not Applicable
  03/06/2026 11 PM PST            3.50             28         0      Not Applicable
  03/07/2026 12 AM PST            3.50             28         0      Not Applicable
  03/07/2026 01 AM PST            3.50             28         0      Not Applicable
  03/07/2026 02 AM PST            3.50             28         0      Not Applicable
  03/07/2026 03 AM PST            3.49             27         -      Not Applicable
  03/07/2026 04 AM PST            3.49             27         0      Not Applicable
  03/07/2026 05 AM PST            3.49             27         0      Not Applicable
  03/07/2026 06 AM PST            3.49             27         0      Not Applicable
  03/07/2026 07 AM PST            3.48             27         -      Not Applicable
  03/07/2026 08 AM PST            3.48             27         0      Not Applicable
  03/07/2026 09 AM PST            3.48             27         0      Not Applicable
  03/07/2026 10 AM PST            3.48             27         0      Not Applicable
  03/07/2026 11 AM PST            3.48             27         0      Not Applicable
  03/07/2026 12 PM PST            3.48             27         0      Not Applicable
  03/07/2026 01 PM PST            3.47             26         -      Not Applicable
  03/07/2026 02 PM PST            3.47             26         0      Not Applicable
  03/07/2026 03 PM PST            3.47             26         0      Not Applicable
  03/07/2026 04 PM PST            3.47             26         0      Not Applicable
  03/07/2026 05 PM PST            3.47             26         0      Not Applicable
  03/07/2026 06 PM PST            3.47             26         0      Not Applicable
  03/07/2026 07 PM PST            3.47             26         0      Not Applicable
  03/07/2026 08 PM PST            3.46             26         -      Not Applicable
  03/07/2026 09 PM PST            3.46             26         0      Not Applicable
  03/07/2026 10 PM PST            3.46             26         0      Not Applicable
  03/07/2026 11 PM PST            3.46             26         0      Not Applicable
  03/08/2026 12 AM PST            3.46             26         0      Not Applicable
  03/08/2026 01 AM PST            3.46             26         0      Not Applicable
  03/08/2026 03 AM PDT            3.46             26         0      Not Applicable
  03/08/2026 04 AM PDT            3.45             25         -      Not Applicable
  03/08/2026 05 AM PDT            3.45             25         0      Not Applicable
  03/08/2026 06 AM PDT            3.45             25         0      Not Applicable
  03/08/2026 07 AM PDT            3.45             25         0      Not Applicable
  03/08/2026 08 AM PDT            3.45             25         0      Not Applicable
  03/08/2026 09 AM PDT            3.45             25         0      Not Applicable
  03/08/2026 10 AM PDT            3.44             25         -      Not Applicable
  03/08/2026 11 AM PDT            3.45             25         +      Not Applicable
  03/08/2026 12 PM PDT            3.44             25         -      Not Applicable
  03/08/2026 01 PM PDT            3.44             25         0      Not Applicable
  03/08/2026 02 PM PDT            3.44             25         0      Not Applicable
  03/08/2026 03 PM PDT            3.44             25         0      Not Applicable
  03/08/2026 04 PM PDT            3.44             25         0      Not Applicable
  03/08/2026 05 PM PDT            3.44             25         0      Not Applicable
  03/08/2026 06 PM PDT            3.44             25         0      Not Applicable
  03/08/2026 07 PM PDT            3.44             25         0      Not Applicable
  03/08/2026 08 PM PDT            3.44             25         0      Not Applicable
  03/08/2026 09 PM PDT            3.44             25         0      Not Applicable
  03/08/2026 10 PM PDT            3.44             25         0      Not Applicable
  03/08/2026 11 PM PDT            3.44             25         0      Not Applicable
  03/09/2026 12 AM PDT            3.44             25         0      Not Applicable
  03/09/2026 01 AM PDT            3.44             25         0      Not Applicable
  03/09/2026 02 AM PDT            3.44             25         0      Not Applicable
  03/09/2026 03 AM PDT            3.44             25         0      Not Applicable
  03/09/2026 04 AM PDT            3.43             24         -      Not Applicable
  03/09/2026 05 AM PDT            3.43             24         0      Not Applicable
  03/09/2026 06 AM PDT            3.43             24         0      Not Applicable
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Forecast Status
# ---------------------------------------------------------------------------------
  03/09/2026 07 AM PDT            3.43             24                Not Applicable
  03/09/2026 08 AM PDT            3.43             24         0      Not Applicable
  03/09/2026 09 AM PDT            3.42             24         -      Not Applicable
  03/09/2026 10 AM PDT            3.42             24         0      Not Applicable
  03/09/2026 11 AM PDT            3.42             24         0      Not Applicable
  03/09/2026 12 PM PDT            3.42             24         0      Not Applicable
  03/09/2026 01 PM PDT            3.42             24         0      Not Applicable
  03/09/2026 02 PM PDT            3.42             24         0      Not Applicable
  03/09/2026 03 PM PDT            3.42             24         0      Not Applicable
  03/09/2026 04 PM PDT            3.42             24         0      Not Applicable
  03/09/2026 05 PM PDT            3.41             23         -      Not Applicable
  03/09/2026 06 PM PDT            3.41             23         0      Not Applicable
  03/09/2026 07 PM PDT            3.41             23         0      Not Applicable
  03/09/2026 08 PM PDT            3.41             23         0      Not Applicable
  03/09/2026 09 PM PDT            3.41             23         0      Not Applicable
  03/09/2026 10 PM PDT            3.41             23         0      Not Applicable
  03/09/2026 11 PM PDT            3.41             23         0      Not Applicable
  03/10/2026 12 AM PDT            3.41             23         0      Not Applicable
  03/10/2026 01 AM PDT            3.40             23         -      Not Applicable
  03/10/2026 02 AM PDT            3.40             23         0      Not Applicable
  03/10/2026 03 AM PDT            3.40             23         0      Not Applicable
  03/10/2026 04 AM PDT            3.40             23         0      Not Applicable
  03/10/2026 05 AM PDT            3.40             23         0      Not Applicable
  03/10/2026 06 AM PDT            3.40             23         0      Not Applicable
  03/10/2026 07 AM PDT            3.40             23         0      Not Applicable
  03/10/2026 08 AM PDT            3.40             23         0      Not Applicable
  03/10/2026 09 AM PDT            3.40             23         0      Not Applicable
  03/10/2026 10 AM PDT            3.39             22         -      Not Applicable
  03/10/2026 11 AM PDT            3.39             22         0      Not Applicable
  03/10/2026 12 PM PDT            3.39             22         0      Not Applicable
  03/10/2026 01 PM PDT            3.39             22         0      Not Applicable
  03/10/2026 02 PM PDT            3.39             22         0      Not Applicable
  03/10/2026 03 PM PDT            3.39             22         0      Not Applicable
  03/10/2026 04 PM PDT            3.39             22         0      Not Applicable
  03/10/2026 05 PM PDT            3.39             22         0      Not Applicable
  03/10/2026 06 PM PDT            3.38             22         -      Not Applicable
  03/10/2026 07 PM PDT            3.38             22         0      Not Applicable
  03/10/2026 08 PM PDT            3.38             22         0      Not Applicable
  03/10/2026 09 PM PDT            3.38             22         0      Not Applicable
  03/10/2026 10 PM PDT            3.38             22         0      Not Applicable
  03/10/2026 11 PM PDT            3.38             22         0      Not Applicable
  03/11/2026 12 AM PDT            3.38             22         0      Not Applicable
  03/11/2026 01 AM PDT            3.38             22         0      Not Applicable
  03/11/2026 02 AM PDT            3.38             22         0      Not Applicable
  03/11/2026 03 AM PDT            3.38             22         0      Not Applicable
  03/11/2026 04 AM PDT            3.38             22         0      Not Applicable
  03/11/2026 05 AM PDT            3.37             21         -      Not Applicable
  03/11/2026 06 AM PDT            3.37             21         0      Not Applicable
  03/11/2026 07 AM PDT            3.37             21         0      Not Applicable
  03/11/2026 08 AM PDT            3.37             21         0      Not Applicable
  03/11/2026 09 AM PDT            3.37             21         0      Not Applicable
  03/11/2026 10 AM PDT            3.37             21         0      Not Applicable
  03/11/2026 11 AM PDT            3.37             21         0      Not Applicable
  03/11/2026 12 PM PDT            3.37             21         0      Not Applicable
  03/11/2026 01 PM PDT            3.37             21         0      Not Applicable
  03/11/2026 02 PM PDT            3.37             21         0      Not Applicable
  03/11/2026 03 PM PDT            3.37             21         0      Not Applicable
  03/11/2026 04 PM PDT            3.36             21         -      Not Applicable
  03/11/2026 05 PM PDT            3.36             21         0      Not Applicable
  03/11/2026 06 PM PDT            3.36             21         0      Not Applicable
  03/11/2026 07 PM PDT            3.36             21         0      Not Applicable
  03/11/2026 08 PM PDT            3.36             21         0      Not Applicable
  03/11/2026 09 PM PDT            3.36             21         0      Not Applicable
  03/11/2026 10 PM PDT            3.36             21         0      Not Applicable
  03/11/2026 11 PM PDT            3.36             21         0      Not Applicable
  03/12/2026 12 AM PDT            3.36             21         0      Not Applicable
  03/12/2026 01 AM PDT            3.36             21         0      Not Applicable
  03/12/2026 02 AM PDT            3.36             21         0      Not Applicable
  03/12/2026 03 AM PDT            3.35             20         -      Not Applicable
  03/12/2026 04 AM PDT            3.35             20         0      Not Applicable
  03/12/2026 05 AM PDT            3.35             20         0      Not Applicable
  03/12/2026 06 AM PDT            3.35             20         0      Not Applicable
  03/12/2026 07 AM PDT            3.35             20         0      Not Applicable
  03/12/2026 08 AM PDT            3.35             20         0      Not Applicable
  03/12/2026 09 AM PDT            3.35             20         0      Not Applicable
  03/12/2026 10 AM PDT            3.35             20         0      Not Applicable
  03/12/2026 11 AM PDT            3.35             20         0      Not Applicable
  03/12/2026 12 PM PDT            3.35             20         0      Not Applicable
  03/12/2026 01 PM PDT            3.35             20         0      Not Applicable
  03/12/2026 02 PM PDT            3.35             20         0      Not Applicable
  03/12/2026 03 PM PDT            3.35             20         0      Not Applicable
  03/12/2026 04 PM PDT            3.35             20         0      Not Applicable
  03/12/2026 05 PM PDT            3.34             20         -      Not Applicable
  03/12/2026 06 PM PDT            3.34             20         0      Not Applicable
  03/12/2026 07 PM PDT            3.34             20         0      Not Applicable
  03/12/2026 08 PM PDT            3.34             20         0      Not Applicable
  03/12/2026 09 PM PDT            3.34             20         0      Not Applicable
  03/12/2026 10 PM PDT            3.34             20         0      Not Applicable
  03/12/2026 11 PM PDT            3.34             20         0      Not Applicable
  03/13/2026 12 AM PDT            3.34             20         0      Not Applicable
  03/13/2026 01 AM PDT            3.34             20         0      Not Applicable
  03/13/2026 02 AM PDT            3.34             20         0      Not Applicable
  03/13/2026 03 AM PDT            3.34             20         0      Not Applicable
  03/13/2026 04 AM PDT            3.34             20         0      Not Applicable
  03/13/2026 05 AM PDT            3.34             20         0      Not Applicable
  03/13/2026 06 AM PDT            3.33             19         -      Not Applicable
  03/13/2026 07 AM PDT            3.33             19         0      Not Applicable
  03/13/2026 08 AM PDT            3.33             19         0      Not Applicable
  03/13/2026 09 AM PDT            3.33             19         0      Not Applicable
  03/13/2026 10 AM PDT            3.33             19         0      Not Applicable
  03/13/2026 11 AM PDT            3.33             19         0      Not Applicable
  03/13/2026 12 PM PDT            3.33             19         0      Not Applicable
  03/13/2026 01 PM PDT            3.33             19         0      Not Applicable
  03/13/2026 02 PM PDT            3.33             19         0      Not Applicable
  03/13/2026 03 PM PDT            3.33             19         0      Not Applicable
  03/13/2026 04 PM PDT            3.33             19         0      Not Applicable
  03/13/2026 05 PM PDT            3.33             19         0      Not Applicable
  03/13/2026 06 PM PDT            3.33             19         0      Not Applicable
  03/13/2026 07 PM PDT            3.33             19         0      Not Applicable
  03/13/2026 08 PM PDT            3.33             19         0      Not Applicable
  03/13/2026 09 PM PDT            3.33             19         0      Not Applicable
  03/13/2026 10 PM PDT            3.33             19         0      Not Applicable
  03/13/2026 11 PM PDT            3.33             19         0      Not Applicable
  03/14/2026 12 AM PDT            3.32             19         -      Not Applicable
  03/14/2026 01 AM PDT            3.32             19         0      Not Applicable
  03/14/2026 02 AM PDT            3.32             19         0      Not Applicable
  03/14/2026 03 AM PDT            3.32             19         0      Not Applicable
  03/14/2026 04 AM PDT            3.32             19         0      Not Applicable
  03/14/2026 05 AM PDT            3.32             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.