UPPER PENITENCIA CREEK - PIEDMOND ROAD (UPCC1)
Latitude: 37.39º NLongitude: 121.84º WElevation: 205 FeetForecast Type: Unofficial Location
Location: Santa Clara County in CaliforniaBulletin Group: Central CoastRiver Group: South Bay
Issuance Time: Feb 24 2026 at 2:49 PM PSTNext Issuance: Feb 25 2026 at 9:00 AM PST
Action/Monitor: 6.5 FeetMinor Flood: 8.0 FeetModerate Flood: 9.0 FeetMajor Flood: 10.5 Feet

# Tabular Observed and Forecast Hydrograph Information
#
# Location: Upper Penitencia Creek - Piedmont Road (UPCC1)
#
# File Generation Time:  02/24/2026 at 02:54 PM PST
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  02/19/2026 at 03:00 PM PST
# Maximum Observed Stage:                       5.90 Feet
# Maximum Observed Flow:                        136 cfs
#
# Earliest Date & Time of Maximum Forecast:     02/24/2026 at 03:00 PM PST
# Maximum Forecast Stage:                       5.13 Feet
# Maximum Forecast Flow:                        8 cfs
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Observed Status
# ---------------------------------------------------------------------------------
  02/19/2026 02 PM PST            5.89            133                        Normal
  02/19/2026 03 PM PST            5.90            136         +              Normal
  02/19/2026 04 PM PST            5.86            124         -              Normal
  02/19/2026 05 PM PST            5.83            115         -              Normal
  02/19/2026 06 PM PST            5.81            109         -              Normal
  02/19/2026 07 PM PST            5.77             98         -              Normal
  02/19/2026 08 PM PST            5.74             89         -              Normal
  02/19/2026 09 PM PST            5.71             81         -              Normal
  02/19/2026 10 PM PST            5.69             76         -              Normal
  02/19/2026 11 PM PST            5.67             71         -              Normal
  02/20/2026 12 AM PST            5.63             61         -              Normal
  02/20/2026 01 AM PST            5.62             58         -              Normal
  02/20/2026 02 AM PST            5.60             53         -              Normal
  02/20/2026 03 AM PST            5.58             49         -              Normal
  02/20/2026 04 AM PST            5.57             46         -              Normal
  02/20/2026 05 AM PST            5.55             42         -              Normal
  02/20/2026 06 AM PST            5.53             40         -              Normal
  02/20/2026 07 AM PST            5.52             38         -              Normal
  02/20/2026 08 AM PST            5.51             37         -              Normal
  02/20/2026 09 AM PST            5.50             35         -              Normal
  02/20/2026 10 AM PST            5.49             34         -              Normal
  02/20/2026 11 AM PST            5.48             33         -              Normal
  02/20/2026 12 PM PST            5.47             32         -              Normal
  02/20/2026 01 PM PST            5.46             31         -              Normal
  02/20/2026 02 PM PST            5.45             30         -              Normal
  02/20/2026 03 PM PST            5.44             29         -              Normal
  02/20/2026 04 PM PST            5.44             29         0              Normal
  02/20/2026 05 PM PST            5.43             28         -              Normal
  02/20/2026 06 PM PST            5.43             28         0              Normal
  02/20/2026 07 PM PST            5.42             27         -              Normal
  02/20/2026 08 PM PST            5.41             26         -              Normal
  02/20/2026 09 PM PST            5.40             25         -              Normal
  02/20/2026 10 PM PST            5.40             25         0              Normal
  02/20/2026 11 PM PST            5.39             24         -              Normal
  02/21/2026 12 AM PST            5.38             23         -              Normal
  02/21/2026 01 AM PST            5.37             22         -              Normal
  02/21/2026 02 AM PST            5.37             22         0              Normal
  02/21/2026 03 AM PST            5.36             21         -              Normal
  02/21/2026 04 AM PST            5.36             21         0              Normal
  02/21/2026 05 AM PST            5.35             21         -              Normal
  02/21/2026 06 AM PST            5.35             21         0              Normal
  02/21/2026 07 AM PST            5.34             20         -              Normal
  02/21/2026 08 AM PST            5.34             20         0              Normal
  02/21/2026 09 AM PST            5.33             19         -              Normal
  02/21/2026 10 AM PST            5.33             19         0              Normal
  02/21/2026 11 AM PST            5.33             19         0              Normal
  02/21/2026 12 PM PST            5.32             18         -              Normal
  02/21/2026 01 PM PST            5.32             18         0              Normal
  02/21/2026 02 PM PST            5.32             18         0              Normal
  02/21/2026 03 PM PST            5.31             18         -              Normal
  02/21/2026 04 PM PST            5.31             18         0              Normal
  02/21/2026 05 PM PST            5.30             17         -              Normal
  02/21/2026 06 PM PST            5.29             16         -              Normal
  02/21/2026 07 PM PST            5.28             16         -              Normal
  02/21/2026 08 PM PST            5.28             16         0              Normal
  02/21/2026 09 PM PST            5.28             16         0              Normal
  02/21/2026 10 PM PST            5.28             16         0              Normal
  02/21/2026 11 PM PST            5.28             16         0              Normal
  02/22/2026 12 AM PST            5.28             16         0              Normal
  02/22/2026 01 AM PST            5.28             16         0              Normal
  02/22/2026 02 AM PST            5.28             16         0              Normal
  02/22/2026 03 AM PST            5.27             15         -              Normal
  02/22/2026 04 AM PST            5.27             15         0              Normal
  02/22/2026 05 AM PST            5.27             15         0              Normal
  02/22/2026 06 AM PST            5.27             15         0              Normal
  02/22/2026 07 AM PST            5.27             15         0              Normal
  02/22/2026 08 AM PST            5.25             14         -              Normal
  02/22/2026 09 AM PST            5.23             12         -              Normal
  02/22/2026 10 AM PST            5.23             12         0              Normal
  02/22/2026 11 AM PST            5.22             12         -              Normal
  02/22/2026 12 PM PST            5.22             12         0              Normal
  02/22/2026 01 PM PST            5.22             12         0              Normal
  02/22/2026 02 PM PST            5.22             12         0              Normal
  02/22/2026 03 PM PST            5.22             12         0              Normal
  02/22/2026 04 PM PST            5.21             11         -              Normal
  02/22/2026 05 PM PST            5.21             11         0              Normal
  02/22/2026 06 PM PST            5.21             11         0              Normal
  02/22/2026 07 PM PST            5.20             11         -              Normal
  02/22/2026 08 PM PST            5.20             11         0              Normal
  02/22/2026 09 PM PST            5.20             11         0              Normal
  02/22/2026 10 PM PST            5.19             10         -              Normal
  02/22/2026 11 PM PST            5.19             10         0              Normal
  02/23/2026 12 AM PST            5.19             10         0              Normal
  02/23/2026 01 AM PST            5.18             10         -              Normal
  02/23/2026 02 AM PST            5.18             10         0              Normal
  02/23/2026 03 AM PST            5.18             10         0              Normal
  02/23/2026 04 AM PST            5.18             10         0              Normal
  02/23/2026 05 AM PST            5.18             10         0              Normal
  02/23/2026 06 AM PST            5.17              9         -              Normal
  02/23/2026 07 AM PST            5.17              9         0              Normal
  02/23/2026 08 AM PST            5.17              9         0              Normal
  02/23/2026 09 AM PST            5.17              9         0              Normal
  02/23/2026 10 AM PST            5.17              9         0              Normal
  02/23/2026 11 AM PST            5.17              9         0              Normal
  02/23/2026 12 PM PST            5.17              9         0              Normal
  02/23/2026 01 PM PST            5.17              9         0              Normal
  02/23/2026 02 PM PST            5.16              9         -              Normal
  02/23/2026 03 PM PST            5.16              9         0              Normal
  02/23/2026 04 PM PST            5.16              9         0              Normal
  02/23/2026 05 PM PST            5.16              9         0              Normal
  02/23/2026 06 PM PST            5.16              9         0              Normal
  02/23/2026 07 PM PST            5.15              9         -              Normal
  02/23/2026 08 PM PST            5.15              9         0              Normal
  02/23/2026 09 PM PST            5.15              9         0              Normal
  02/23/2026 10 PM PST            5.15              9         0              Normal
  02/23/2026 11 PM PST            5.14              8         -              Normal
  02/24/2026 12 AM PST            5.14              8         0              Normal
  02/24/2026 01 AM PST            5.14              8         0              Normal
  02/24/2026 02 AM PST            5.14              8         0              Normal
  02/24/2026 03 AM PST            5.14              8         0              Normal
  02/24/2026 04 AM PST            5.14              8         0              Normal
  02/24/2026 05 AM PST            5.13              8         -              Normal
  02/24/2026 06 AM PST            5.13              8         0              Normal
  02/24/2026 07 AM PST            5.13              8         0              Normal
  02/24/2026 08 AM PST            5.13              8         0              Normal
  02/24/2026 09 AM PST            5.13              8         0              Normal
  02/24/2026 10 AM PST            5.13              8         0              Normal
  02/24/2026 11 AM PST            5.13              8         0              Normal
  02/24/2026 12 PM PST            5.13              8         0              Normal
  02/24/2026 01 PM PST            5.13              8         0              Normal
  02/24/2026 02 PM PST            5.13              8         0              Normal
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Forecast Status
# ---------------------------------------------------------------------------------
  02/24/2026 03 PM PST            5.13              8                        Normal
  02/24/2026 04 PM PST            5.13              8         0              Normal
  02/24/2026 05 PM PST            5.13              8         0              Normal
  02/24/2026 06 PM PST            5.13              8         0              Normal
  02/24/2026 07 PM PST            5.13              8         0              Normal
  02/24/2026 08 PM PST            5.13              8         0              Normal
  02/24/2026 09 PM PST            5.13              8         0              Normal
  02/24/2026 10 PM PST            5.13              8         0              Normal
  02/24/2026 11 PM PST            5.12              7         -              Normal
  02/25/2026 12 AM PST            5.12              7         0              Normal
  02/25/2026 01 AM PST            5.12              7         0              Normal
  02/25/2026 02 AM PST            5.12              7         0              Normal
  02/25/2026 03 AM PST            5.12              7         0              Normal
  02/25/2026 04 AM PST            5.12              7         0              Normal
  02/25/2026 05 AM PST            5.12              7         0              Normal
  02/25/2026 06 AM PST            5.12              7         0              Normal
  02/25/2026 07 AM PST            5.12              7         0              Normal
  02/25/2026 08 AM PST            5.12              7         0              Normal
  02/25/2026 09 AM PST            5.12              7         0              Normal
  02/25/2026 10 AM PST            5.12              7         0              Normal
  02/25/2026 11 AM PST            5.12              7         0              Normal
  02/25/2026 12 PM PST            5.12              7         0              Normal
  02/25/2026 01 PM PST            5.12              7         0              Normal
  02/25/2026 02 PM PST            5.12              7         0              Normal
  02/25/2026 03 PM PST            5.12              7         0              Normal
  02/25/2026 04 PM PST            5.12              7         0              Normal
  02/25/2026 05 PM PST            5.12              7         0              Normal
  02/25/2026 06 PM PST            5.12              7         0              Normal
  02/25/2026 07 PM PST            5.12              7         0              Normal
  02/25/2026 08 PM PST            5.12              7         0              Normal
  02/25/2026 09 PM PST            5.12              7         0              Normal
  02/25/2026 10 PM PST            5.12              7         0              Normal
  02/25/2026 11 PM PST            5.12              7         0              Normal
  02/26/2026 12 AM PST            5.12              7         0              Normal
  02/26/2026 01 AM PST            5.12              7         0              Normal
  02/26/2026 02 AM PST            5.12              7         0              Normal
  02/26/2026 03 AM PST            5.12              7         0              Normal
  02/26/2026 04 AM PST            5.12              7         0              Normal
  02/26/2026 05 AM PST            5.12              7         0              Normal
  02/26/2026 06 AM PST            5.12              7         0              Normal
  02/26/2026 07 AM PST            5.11              7         -              Normal
  02/26/2026 08 AM PST            5.11              7         0              Normal
  02/26/2026 09 AM PST            5.11              7         0              Normal
  02/26/2026 10 AM PST            5.11              7         0              Normal
  02/26/2026 11 AM PST            5.11              7         0              Normal
  02/26/2026 12 PM PST            5.11              7         0              Normal
  02/26/2026 01 PM PST            5.11              7         0              Normal
  02/26/2026 02 PM PST            5.11              7         0              Normal
  02/26/2026 03 PM PST            5.11              7         0              Normal
  02/26/2026 04 PM PST            5.11              7         0              Normal
  02/26/2026 05 PM PST            5.11              7         0              Normal
  02/26/2026 06 PM PST            5.11              7         0              Normal
  02/26/2026 07 PM PST            5.11              7         0              Normal
  02/26/2026 08 PM PST            5.11              7         0              Normal
  02/26/2026 09 PM PST            5.11              7         0              Normal
  02/26/2026 10 PM PST            5.11              7         0              Normal
  02/26/2026 11 PM PST            5.11              7         0              Normal
  02/27/2026 12 AM PST            5.11              7         0              Normal
  02/27/2026 01 AM PST            5.11              7         0              Normal
  02/27/2026 02 AM PST            5.11              7         0              Normal
  02/27/2026 03 AM PST            5.11              7         0              Normal
  02/27/2026 04 AM PST            5.11              7         0              Normal
  02/27/2026 05 AM PST            5.11              7         0              Normal
  02/27/2026 06 AM PST            5.11              7         0              Normal
  02/27/2026 07 AM PST            5.11              7         0              Normal
  02/27/2026 08 AM PST            5.11              7         0              Normal
  02/27/2026 09 AM PST            5.11              7         0              Normal
  02/27/2026 10 AM PST            5.11              7         0              Normal
  02/27/2026 11 AM PST            5.11              7         0              Normal
  02/27/2026 12 PM PST            5.11              7         0              Normal
  02/27/2026 01 PM PST            5.11              7         0              Normal
  02/27/2026 02 PM PST            5.11              7         0              Normal
  02/27/2026 03 PM PST            5.11              7         0              Normal
  02/27/2026 04 PM PST            5.11              7         0              Normal
  02/27/2026 05 PM PST            5.11              7         0              Normal
  02/27/2026 06 PM PST            5.11              7         0              Normal
  02/27/2026 07 PM PST            5.11              7         0              Normal
  02/27/2026 08 PM PST            5.11              7         0              Normal
  02/27/2026 09 PM PST            5.11              7         0              Normal
  02/27/2026 10 PM PST            5.11              7         0              Normal
  02/27/2026 11 PM PST            5.11              7         0              Normal
  02/28/2026 12 AM PST            5.11              7         0              Normal
  02/28/2026 01 AM PST            5.11              7         0              Normal
  02/28/2026 02 AM PST            5.10              6         -              Normal
  02/28/2026 03 AM PST            5.10              6         0              Normal
  02/28/2026 04 AM PST            5.10              6         0              Normal
  02/28/2026 05 AM PST            5.10              6         0              Normal
  02/28/2026 06 AM PST            5.10              6         0              Normal
  02/28/2026 07 AM PST            5.10              6         0              Normal
  02/28/2026 08 AM PST            5.10              6         0              Normal
  02/28/2026 09 AM PST            5.10              6         0              Normal
  02/28/2026 10 AM PST            5.10              6         0              Normal
  02/28/2026 11 AM PST            5.10              6         0              Normal
  02/28/2026 12 PM PST            5.10              6         0              Normal
  02/28/2026 01 PM PST            5.10              6         0              Normal
  02/28/2026 02 PM PST            5.10              6         0              Normal
  02/28/2026 03 PM PST            5.10              6         0              Normal
  02/28/2026 04 PM PST            5.10              6         0              Normal
  02/28/2026 05 PM PST            5.10              6         0              Normal
  02/28/2026 06 PM PST            5.10              6         0              Normal
  02/28/2026 07 PM PST            5.10              6         0              Normal
  02/28/2026 08 PM PST            5.10              6         0              Normal
  02/28/2026 09 PM PST            5.10              6         0              Normal
  02/28/2026 10 PM PST            5.10              6         0              Normal
  02/28/2026 11 PM PST            5.10              6         0              Normal
  03/01/2026 12 AM PST            5.10              6         0              Normal
  03/01/2026 01 AM PST            5.10              6         0              Normal
  03/01/2026 02 AM PST            5.10              6         0              Normal
  03/01/2026 03 AM PST            5.10              6         0              Normal
  03/01/2026 04 AM PST            5.10              6         0              Normal
#
# 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.