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: Apr 26 2026 at 8:32 AM PDTNext Issuance: Apr 27 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: Arroyo Hondo - San Jose (AHOC1)
#
# File Generation Time:  04/26/2026 at 08:33 AM PDT
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  04/23/2026 at 11:00 AM PDT
# Maximum Observed Stage:                       3.43 Feet
# Maximum Observed Flow:                        24 cfs
#
# Earliest Date & Time of Maximum Forecast:     04/26/2026 at 09:00 AM PDT
# Maximum Forecast Stage:                       3.22 Feet
# Maximum Forecast Flow:                        15 cfs
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Observed Status
# ---------------------------------------------------------------------------------
  04/21/2026 08 AM PDT            3.17             13                Not Applicable
  04/21/2026 09 AM PDT            3.17             13         0      Not Applicable
  04/21/2026 10 AM PDT            3.18             13         +      Not Applicable
  04/21/2026 11 AM PDT            3.20             14         +      Not Applicable
  04/21/2026 12 PM PDT            3.21             14         +      Not Applicable
  04/21/2026 01 PM PDT            3.26             16         +      Not Applicable
  04/21/2026 02 PM PDT            3.28             17         +      Not Applicable
  04/21/2026 03 PM PDT            3.34             20         +      Not Applicable
  04/21/2026 04 PM PDT            3.36             21         +      Not Applicable
  04/21/2026 05 PM PDT            3.34             20         -      Not Applicable
  04/21/2026 06 PM PDT            3.34             20         0      Not Applicable
  04/21/2026 07 PM PDT            3.34             20         0      Not Applicable
  04/21/2026 08 PM PDT            3.34             20         0      Not Applicable
  04/21/2026 09 PM PDT            3.35             20         +      Not Applicable
  04/21/2026 10 PM PDT            3.35             20         0      Not Applicable
  04/21/2026 11 PM PDT            3.35             20         0      Not Applicable
  04/22/2026 12 AM PDT            3.36             21         +      Not Applicable
  04/22/2026 01 AM PDT            3.38             22         +      Not Applicable
  04/22/2026 02 AM PDT            3.40             23         +      Not Applicable
  04/22/2026 03 AM PDT            3.41             23         +      Not Applicable
  04/22/2026 04 AM PDT            3.40             23         -      Not Applicable
  04/22/2026 05 AM PDT            3.40             23         0      Not Applicable
  04/22/2026 06 AM PDT            3.39             22         -      Not Applicable
  04/22/2026 07 AM PDT            3.39             22         0      Not Applicable
  04/22/2026 08 AM PDT            3.38             22         -      Not Applicable
  04/22/2026 09 AM PDT            3.38             22         0      Not Applicable
  04/22/2026 10 AM PDT            3.38             22         0      Not Applicable
  04/22/2026 11 AM PDT            3.38             22         0      Not Applicable
  04/22/2026 12 PM PDT            3.38             22         0      Not Applicable
  04/22/2026 01 PM PDT            3.39             22         +      Not Applicable
  04/22/2026 02 PM PDT            3.40             23         +      Not Applicable
  04/22/2026 03 PM PDT            3.41             23         +      Not Applicable
  04/22/2026 04 PM PDT            3.42             24         +      Not Applicable
  04/22/2026 05 PM PDT            3.43             24         +      Not Applicable
  04/22/2026 06 PM PDT            3.43             24         0      Not Applicable
  04/22/2026 07 PM PDT            3.42             24         -      Not Applicable
  04/22/2026 08 PM PDT            3.42             24         0      Not Applicable
  04/22/2026 09 PM PDT            3.42             24         0      Not Applicable
  04/22/2026 10 PM PDT            3.41             23         -      Not Applicable
  04/22/2026 11 PM PDT            3.41             23         0      Not Applicable
  04/23/2026 12 AM PDT            3.40             23         -      Not Applicable
  04/23/2026 01 AM PDT            3.40             23         0      Not Applicable
  04/23/2026 02 AM PDT            3.40             23         0      Not Applicable
  04/23/2026 03 AM PDT            3.39             22         -      Not Applicable
  04/23/2026 04 AM PDT            3.40             23         +      Not Applicable
  04/23/2026 05 AM PDT            3.40             23         0      Not Applicable
  04/23/2026 06 AM PDT            3.42             24         +      Not Applicable
  04/23/2026 07 AM PDT            3.43             24         +      Not Applicable
  04/23/2026 08 AM PDT            3.43             24         0      Not Applicable
  04/23/2026 09 AM PDT            3.43             24         0      Not Applicable
  04/23/2026 10 AM PDT            3.43             24         0      Not Applicable
  04/23/2026 11 AM PDT            3.43             24         0      Not Applicable
  04/23/2026 12 PM PDT            3.42             24         -      Not Applicable
  04/23/2026 01 PM PDT            3.41             23         -      Not Applicable
  04/23/2026 02 PM PDT            3.41             23         0      Not Applicable
  04/23/2026 03 PM PDT            3.40             23         -      Not Applicable
  04/23/2026 04 PM PDT            3.40             23         0      Not Applicable
  04/23/2026 05 PM PDT            3.39             22         -      Not Applicable
  04/23/2026 06 PM PDT            3.38             22         -      Not Applicable
  04/23/2026 07 PM PDT            3.38             22         0      Not Applicable
  04/23/2026 08 PM PDT            3.37             21         -      Not Applicable
  04/23/2026 09 PM PDT            3.37             21         0      Not Applicable
  04/23/2026 10 PM PDT            3.36             21         -      Not Applicable
  04/23/2026 11 PM PDT            3.36             21         0      Not Applicable
  04/24/2026 12 AM PDT            3.36             21         0      Not Applicable
  04/24/2026 01 AM PDT            3.35             20         -      Not Applicable
  04/24/2026 02 AM PDT            3.35             20         0      Not Applicable
  04/24/2026 03 AM PDT            3.35             20         0      Not Applicable
  04/24/2026 04 AM PDT            3.34             20         -      Not Applicable
  04/24/2026 05 AM PDT            3.34             20         0      Not Applicable
  04/24/2026 06 AM PDT            3.33             19         -      Not Applicable
  04/24/2026 07 AM PDT            3.33             19         0      Not Applicable
  04/24/2026 08 AM PDT            3.33             19         0      Not Applicable
  04/24/2026 09 AM PDT            3.32             19         -      Not Applicable
  04/24/2026 10 AM PDT            3.32             19         0      Not Applicable
  04/24/2026 11 AM PDT            3.31             19         -      Not Applicable
  04/24/2026 12 PM PDT            3.31             19         0      Not Applicable
  04/24/2026 01 PM PDT            3.30             18         -      Not Applicable
  04/24/2026 02 PM PDT            3.30             18         0      Not Applicable
  04/24/2026 03 PM PDT            3.29             18         -      Not Applicable
  04/24/2026 04 PM PDT            3.29             18         0      Not Applicable
  04/24/2026 05 PM PDT            3.28             17         -      Not Applicable
  04/24/2026 06 PM PDT            3.28             17         0      Not Applicable
  04/24/2026 07 PM PDT            3.28             17         0      Not Applicable
  04/24/2026 08 PM PDT            3.27             17         -      Not Applicable
  04/24/2026 09 PM PDT            3.27             17         0      Not Applicable
  04/24/2026 10 PM PDT            3.27             17         0      Not Applicable
  04/24/2026 11 PM PDT            3.27             17         0      Not Applicable
  04/25/2026 12 AM PDT            3.27             17         0      Not Applicable
  04/25/2026 01 AM PDT            3.26             16         -      Not Applicable
  04/25/2026 02 AM PDT            3.26             16         0      Not Applicable
  04/25/2026 03 AM PDT            3.26             16         0      Not Applicable
  04/25/2026 04 AM PDT            3.26             16         0      Not Applicable
  04/25/2026 05 AM PDT            3.25             16         -      Not Applicable
  04/25/2026 06 AM PDT            3.25             16         0      Not Applicable
  04/25/2026 07 AM PDT            3.25             16         0      Not Applicable
  04/25/2026 08 AM PDT            3.25             16         0      Not Applicable
  04/25/2026 09 AM PDT            3.24             16         -      Not Applicable
  04/25/2026 10 AM PDT            3.24             16         0      Not Applicable
  04/25/2026 11 AM PDT            3.24             16         0      Not Applicable
  04/25/2026 12 PM PDT            3.23             15         -      Not Applicable
  04/25/2026 01 PM PDT            3.23             15         0      Not Applicable
  04/25/2026 02 PM PDT            3.23             15         0      Not Applicable
  04/25/2026 03 PM PDT            3.23             15         0      Not Applicable
  04/25/2026 04 PM PDT            3.23             15         0      Not Applicable
  04/25/2026 05 PM PDT            3.22             15         -      Not Applicable
  04/25/2026 06 PM PDT            3.22             15         0      Not Applicable
  04/25/2026 07 PM PDT            3.22             15         0      Not Applicable
  04/25/2026 08 PM PDT            3.22             15         0      Not Applicable
  04/25/2026 09 PM PDT            3.22             15         0      Not Applicable
  04/25/2026 10 PM PDT            3.22             15         0      Not Applicable
  04/25/2026 11 PM PDT            3.22             15         0      Not Applicable
  04/26/2026 12 AM PDT            3.22             15         0      Not Applicable
  04/26/2026 01 AM PDT            3.22             15         0      Not Applicable
  04/26/2026 02 AM PDT            3.22             15         0      Not Applicable
  04/26/2026 03 AM PDT            3.22             15         0      Not Applicable
  04/26/2026 04 AM PDT            3.22             15         0      Not Applicable
  04/26/2026 05 AM PDT            3.22             15         0      Not Applicable
  04/26/2026 06 AM PDT            3.22             15         0      Not Applicable
  04/26/2026 07 AM PDT            3.22             15         0      Not Applicable
  04/26/2026 08 AM PDT            3.22             15         0      Not Applicable
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Forecast Status
# ---------------------------------------------------------------------------------
  04/26/2026 09 AM PDT            3.22             15                Not Applicable
  04/26/2026 10 AM PDT            3.21             14         -      Not Applicable
  04/26/2026 11 AM PDT            3.21             14         0      Not Applicable
  04/26/2026 12 PM PDT            3.21             14         0      Not Applicable
  04/26/2026 01 PM PDT            3.21             14         0      Not Applicable
  04/26/2026 02 PM PDT            3.21             14         0      Not Applicable
  04/26/2026 03 PM PDT            3.21             14         0      Not Applicable
  04/26/2026 04 PM PDT            3.21             14         0      Not Applicable
  04/26/2026 05 PM PDT            3.21             14         0      Not Applicable
  04/26/2026 06 PM PDT            3.21             14         0      Not Applicable
  04/26/2026 07 PM PDT            3.21             14         0      Not Applicable
  04/26/2026 08 PM PDT            3.21             14         0      Not Applicable
  04/26/2026 09 PM PDT            3.20             14         -      Not Applicable
  04/26/2026 10 PM PDT            3.20             14         0      Not Applicable
  04/26/2026 11 PM PDT            3.20             14         0      Not Applicable
  04/27/2026 12 AM PDT            3.20             14         0      Not Applicable
  04/27/2026 01 AM PDT            3.20             14         0      Not Applicable
  04/27/2026 02 AM PDT            3.20             14         0      Not Applicable
  04/27/2026 03 AM PDT            3.20             14         0      Not Applicable
  04/27/2026 04 AM PDT            3.20             14         0      Not Applicable
  04/27/2026 05 AM PDT            3.20             14         0      Not Applicable
  04/27/2026 06 AM PDT            3.20             14         0      Not Applicable
  04/27/2026 07 AM PDT            3.20             14         0      Not Applicable
  04/27/2026 08 AM PDT            3.19             14         -      Not Applicable
  04/27/2026 09 AM PDT            3.19             14         0      Not Applicable
  04/27/2026 10 AM PDT            3.19             14         0      Not Applicable
  04/27/2026 11 AM PDT            3.19             14         0      Not Applicable
  04/27/2026 12 PM PDT            3.19             14         0      Not Applicable
  04/27/2026 01 PM PDT            3.19             14         0      Not Applicable
  04/27/2026 02 PM PDT            3.19             14         0      Not Applicable
  04/27/2026 03 PM PDT            3.19             14         0      Not Applicable
  04/27/2026 04 PM PDT            3.19             14         0      Not Applicable
  04/27/2026 05 PM PDT            3.19             14         0      Not Applicable
  04/27/2026 06 PM PDT            3.19             14         0      Not Applicable
  04/27/2026 07 PM PDT            3.19             14         0      Not Applicable
  04/27/2026 08 PM PDT            3.19             14         0      Not Applicable
  04/27/2026 09 PM PDT            3.18             13         -      Not Applicable
  04/27/2026 10 PM PDT            3.18             13         0      Not Applicable
  04/27/2026 11 PM PDT            3.18             13         0      Not Applicable
  04/28/2026 12 AM PDT            3.18             13         0      Not Applicable
  04/28/2026 01 AM PDT            3.18             13         0      Not Applicable
  04/28/2026 02 AM PDT            3.18             13         0      Not Applicable
  04/28/2026 03 AM PDT            3.18             13         0      Not Applicable
  04/28/2026 04 AM PDT            3.18             13         0      Not Applicable
  04/28/2026 05 AM PDT            3.18             13         0      Not Applicable
  04/28/2026 06 AM PDT            3.18             13         0      Not Applicable
  04/28/2026 07 AM PDT            3.17             13         -      Not Applicable
  04/28/2026 08 AM PDT            3.17             13         0      Not Applicable
  04/28/2026 09 AM PDT            3.17             13         0      Not Applicable
  04/28/2026 10 AM PDT            3.17             13         0      Not Applicable
  04/28/2026 11 AM PDT            3.17             13         0      Not Applicable
  04/28/2026 12 PM PDT            3.17             13         0      Not Applicable
  04/28/2026 01 PM PDT            3.17             13         0      Not Applicable
  04/28/2026 02 PM PDT            3.17             13         0      Not Applicable
  04/28/2026 03 PM PDT            3.17             13         0      Not Applicable
  04/28/2026 04 PM PDT            3.17             13         0      Not Applicable
  04/28/2026 05 PM PDT            3.17             13         0      Not Applicable
  04/28/2026 06 PM PDT            3.17             13         0      Not Applicable
  04/28/2026 07 PM PDT            3.17             13         0      Not Applicable
  04/28/2026 08 PM PDT            3.17             13         0      Not Applicable
  04/28/2026 09 PM PDT            3.16             13         -      Not Applicable
  04/28/2026 10 PM PDT            3.16             13         0      Not Applicable
  04/28/2026 11 PM PDT            3.16             13         0      Not Applicable
  04/29/2026 12 AM PDT            3.16             13         0      Not Applicable
  04/29/2026 01 AM PDT            3.16             13         0      Not Applicable
  04/29/2026 02 AM PDT            3.16             13         0      Not Applicable
  04/29/2026 03 AM PDT            3.16             13         0      Not Applicable
  04/29/2026 04 AM PDT            3.16             13         0      Not Applicable
  04/29/2026 05 AM PDT            3.16             13         0      Not Applicable
  04/29/2026 06 AM PDT            3.16             13         0      Not Applicable
  04/29/2026 07 AM PDT            3.16             13         0      Not Applicable
  04/29/2026 08 AM PDT            3.16             13         0      Not Applicable
  04/29/2026 09 AM PDT            3.15             12         -      Not Applicable
  04/29/2026 10 AM PDT            3.15             12         0      Not Applicable
  04/29/2026 11 AM PDT            3.15             12         0      Not Applicable
  04/29/2026 12 PM PDT            3.15             12         0      Not Applicable
  04/29/2026 01 PM PDT            3.15             12         0      Not Applicable
  04/29/2026 02 PM PDT            3.15             12         0      Not Applicable
  04/29/2026 03 PM PDT            3.15             12         0      Not Applicable
  04/29/2026 04 PM PDT            3.15             12         0      Not Applicable
  04/29/2026 05 PM PDT            3.15             12         0      Not Applicable
  04/29/2026 06 PM PDT            3.15             12         0      Not Applicable
  04/29/2026 07 PM PDT            3.15             12         0      Not Applicable
  04/29/2026 08 PM PDT            3.15             12         0      Not Applicable
  04/29/2026 09 PM PDT            3.15             12         0      Not Applicable
  04/29/2026 10 PM PDT            3.15             12         0      Not Applicable
  04/29/2026 11 PM PDT            3.15             12         0      Not Applicable
  04/30/2026 12 AM PDT            3.14             12         -      Not Applicable
  04/30/2026 01 AM PDT            3.14             12         0      Not Applicable
  04/30/2026 02 AM PDT            3.14             12         0      Not Applicable
  04/30/2026 03 AM PDT            3.14             12         0      Not Applicable
  04/30/2026 04 AM PDT            3.14             12         0      Not Applicable
  04/30/2026 05 AM PDT            3.14             12         0      Not Applicable
  04/30/2026 06 AM PDT            3.14             12         0      Not Applicable
  04/30/2026 07 AM PDT            3.14             12         0      Not Applicable
  04/30/2026 08 AM PDT            3.14             12         0      Not Applicable
  04/30/2026 09 AM PDT            3.14             12         0      Not Applicable
  04/30/2026 10 AM PDT            3.14             12         0      Not Applicable
  04/30/2026 11 AM PDT            3.14             12         0      Not Applicable
  04/30/2026 12 PM PDT            3.14             12         0      Not Applicable
  04/30/2026 01 PM PDT            3.13             12         -      Not Applicable
  04/30/2026 02 PM PDT            3.13             12         0      Not Applicable
  04/30/2026 03 PM PDT            3.13             12         0      Not Applicable
  04/30/2026 04 PM PDT            3.13             12         0      Not Applicable
  04/30/2026 05 PM PDT            3.13             12         0      Not Applicable
  04/30/2026 06 PM PDT            3.13             12         0      Not Applicable
  04/30/2026 07 PM PDT            3.13             12         0      Not Applicable
  04/30/2026 08 PM PDT            3.13             12         0      Not Applicable
  04/30/2026 09 PM PDT            3.13             12         0      Not Applicable
  04/30/2026 10 PM PDT            3.13             12         0      Not Applicable
  04/30/2026 11 PM PDT            3.13             12         0      Not Applicable
  05/01/2026 12 AM PDT            3.13             12         0      Not Applicable
  05/01/2026 01 AM PDT            3.13             12         0      Not Applicable
  05/01/2026 02 AM PDT            3.13             12         0      Not Applicable
  05/01/2026 03 AM PDT            3.13             12         0      Not Applicable
  05/01/2026 04 AM PDT            3.12             11         -      Not Applicable
  05/01/2026 05 AM PDT            3.12             11         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.