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

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ALAMEDA CREEK - NILES (NILC1)
Latitude: 37.59º NLongitude: 121.96º WElevation: 86 Feet
Location: Alameda County in CaliforniaRiver Group: Central Coast
Issuance Time: Mar 31 2023 at 1:54 PM PDTNext Issuance: Apr 01 2023 at 9:00 AM PDT
Monitor Stage: N/A Flood Stage: N/A

# Tabular Observed and Forecast Hydrograph Information
#
# Location: Alameda Creek - Niles (NILC1)
#
# File Generation Time:  03/31/2023 at 01:55 PM PDT
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  03/29/2023 at 11:00 PM PDT
# Maximum Observed Stage:                       6.1 Feet
# Maximum Observed Flow:                        2147 cfs
#
# Earliest Date & Time of Maximum Forecast:     03/31/2023 at 02:00 PM PDT
# Maximum Forecast Stage:                       4.7 Feet
# Maximum Forecast Flow:                        778 cfs
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Observed Status
# ---------------------------------------------------------------------------------
  03/26/2023 01 PM PDT             5.0           1000                Not Applicable
  03/26/2023 02 PM PDT             5.0            991         -      Not Applicable
  03/26/2023 03 PM PDT             4.9            983         -      Not Applicable
  03/26/2023 04 PM PDT             4.9            973         -      Not Applicable
  03/26/2023 05 PM PDT             4.9            964         -      Not Applicable
  03/26/2023 06 PM PDT             4.9            955         -      Not Applicable
  03/26/2023 07 PM PDT             4.9            937         -      Not Applicable
  03/26/2023 08 PM PDT             4.9            928         -      Not Applicable
  03/26/2023 09 PM PDT             4.9            920         -      Not Applicable
  03/26/2023 10 PM PDT             4.9            911         -      Not Applicable
  03/26/2023 11 PM PDT             4.8            902         -      Not Applicable
  03/27/2023 12 AM PDT             4.8            894         -      Not Applicable
  03/27/2023 01 AM PDT             4.8            886         -      Not Applicable
  03/27/2023 02 AM PDT             4.8            886         0      Not Applicable
  03/27/2023 03 AM PDT             4.8            877         -      Not Applicable
  03/27/2023 04 AM PDT             4.8            869         -      Not Applicable
  03/27/2023 05 AM PDT             4.8            869         0      Not Applicable
  03/27/2023 06 AM PDT             4.8            852         -      Not Applicable
  03/27/2023 07 AM PDT             4.8            852         0      Not Applicable
  03/27/2023 08 AM PDT             4.8            835         -      Not Applicable
  03/27/2023 09 AM PDT             4.8            835         0      Not Applicable
  03/27/2023 10 AM PDT             4.8            827         -      Not Applicable
  03/27/2023 11 AM PDT             4.8            827         0      Not Applicable
  03/27/2023 12 PM PDT             4.8            827         0      Not Applicable
  03/27/2023 01 PM PDT             4.8            819         -      Not Applicable
  03/27/2023 02 PM PDT             4.8            819         0      Not Applicable
  03/27/2023 03 PM PDT             4.7            802         -      Not Applicable
  03/27/2023 04 PM PDT             4.7            802         0      Not Applicable
  03/27/2023 05 PM PDT             4.7            794         -      Not Applicable
  03/27/2023 06 PM PDT             4.7            786         -      Not Applicable
  03/27/2023 07 PM PDT             4.7            786         0      Not Applicable
  03/27/2023 08 PM PDT             4.7            778         -      Not Applicable
  03/27/2023 09 PM PDT             4.7            770         -      Not Applicable
  03/27/2023 10 PM PDT             4.7            770         0      Not Applicable
  03/27/2023 11 PM PDT             4.7            762         -      Not Applicable
  03/28/2023 12 AM PDT             4.7            754         -      Not Applicable
  03/28/2023 01 AM PDT             4.7            754         0      Not Applicable
  03/28/2023 02 AM PDT             4.7            746         -      Not Applicable
  03/28/2023 03 AM PDT             4.7            746         0      Not Applicable
  03/28/2023 04 AM PDT             4.7            738         -      Not Applicable
  03/28/2023 05 AM PDT             4.7            738         0      Not Applicable
  03/28/2023 06 AM PDT             4.7            738         0      Not Applicable
  03/28/2023 07 AM PDT             4.6            730         -      Not Applicable
  03/28/2023 08 AM PDT             4.6            722         -      Not Applicable
  03/28/2023 09 AM PDT             4.6            722         0      Not Applicable
  03/28/2023 10 AM PDT             4.6            722         0      Not Applicable
  03/28/2023 11 AM PDT             4.6            722         0      Not Applicable
  03/28/2023 12 PM PDT             4.7            754         +      Not Applicable
  03/28/2023 01 PM PDT             4.7            746         -      Not Applicable
  03/28/2023 02 PM PDT             4.7            762         +      Not Applicable
  03/28/2023 03 PM PDT             4.7            762         0      Not Applicable
  03/28/2023 04 PM PDT             4.7            778         +      Not Applicable
  03/28/2023 05 PM PDT             4.8            835         +      Not Applicable
  03/28/2023 06 PM PDT             5.0           1009         +      Not Applicable
  03/28/2023 07 PM PDT             5.1           1143         +      Not Applicable
  03/28/2023 08 PM PDT             5.2           1217         +      Not Applicable
  03/28/2023 09 PM PDT             5.2           1189         -      Not Applicable
  03/28/2023 10 PM PDT             5.2           1171         -      Not Applicable
  03/28/2023 11 PM PDT             5.1           1134         -      Not Applicable
  03/29/2023 12 AM PDT             5.1           1098         -      Not Applicable
  03/29/2023 01 AM PDT             5.0           1080         -      Not Applicable
  03/29/2023 02 AM PDT             5.0           1071         -      Not Applicable
  03/29/2023 03 AM PDT             5.0           1062         -      Not Applicable
  03/29/2023 04 AM PDT             5.0           1035         -      Not Applicable
  03/29/2023 05 AM PDT             5.0           1009         -      Not Applicable
  03/29/2023 06 AM PDT             4.9            983         -      Not Applicable
  03/29/2023 07 AM PDT             4.9            964         -      Not Applicable
  03/29/2023 08 AM PDT             4.9            945         -      Not Applicable
  03/29/2023 09 AM PDT             4.9            937         -      Not Applicable
  03/29/2023 10 AM PDT             4.9            928         -      Not Applicable
  03/29/2023 11 AM PDT             4.9            928         0      Not Applicable
  03/29/2023 12 PM PDT             4.9            937         +      Not Applicable
  03/29/2023 01 PM PDT             4.9            955         +      Not Applicable
  03/29/2023 02 PM PDT             5.0           1000         +      Not Applicable
  03/29/2023 03 PM PDT             5.0           1018         +      Not Applicable
  03/29/2023 04 PM PDT             5.0           1044         +      Not Applicable
  03/29/2023 05 PM PDT             5.3           1330         +      Not Applicable
  03/29/2023 06 PM PDT             5.8           1838         +      Not Applicable
  03/29/2023 07 PM PDT             6.0           1964         +      Not Applicable
  03/29/2023 08 PM PDT             6.0           1975         +      Not Applicable
  03/29/2023 09 PM PDT             6.1           2082         +      Not Applicable
  03/29/2023 10 PM PDT             6.1           2147         +      Not Applicable
  03/29/2023 11 PM PDT             6.1           2147         0      Not Applicable
  03/30/2023 12 AM PDT             6.0           2049         -      Not Applicable
  03/30/2023 01 AM PDT             5.9           1943         -      Not Applicable
  03/30/2023 02 AM PDT             5.8           1807         -      Not Applicable
  03/30/2023 03 AM PDT             5.7           1704         -      Not Applicable
  03/30/2023 04 AM PDT             5.6           1613         -      Not Applicable
  03/30/2023 05 AM PDT             5.5           1553         -      Not Applicable
  03/30/2023 06 AM PDT             5.5           1494         -      Not Applicable
  03/30/2023 07 AM PDT             5.4           1445         -      Not Applicable
  03/30/2023 08 AM PDT             5.4           1406         -      Not Applicable
  03/30/2023 09 AM PDT             5.4           1368         -      Not Applicable
  03/30/2023 10 AM PDT             5.3           1330         -      Not Applicable
  03/30/2023 11 AM PDT             5.3           1301         -      Not Applicable
  03/30/2023 12 PM PDT             5.3           1273         -      Not Applicable
  03/30/2023 01 PM PDT             5.2           1236         -      Not Applicable
  03/30/2023 02 PM PDT             5.2           1226         -      Not Applicable
  03/30/2023 03 PM PDT             5.2           1189         -      Not Applicable
  03/30/2023 04 PM PDT             5.1           1162         -      Not Applicable
  03/30/2023 05 PM PDT             5.1           1143         -      Not Applicable
  03/30/2023 06 PM PDT             5.1           1107         -      Not Applicable
  03/30/2023 07 PM PDT             5.0           1080         -      Not Applicable
  03/30/2023 08 PM PDT             5.0           1071         -      Not Applicable
  03/30/2023 09 PM PDT             5.0           1035         -      Not Applicable
  03/30/2023 10 PM PDT             5.0           1018         -      Not Applicable
  03/30/2023 11 PM PDT             5.0           1000         -      Not Applicable
  03/31/2023 12 AM PDT             4.9            973         -      Not Applicable
  03/31/2023 01 AM PDT             4.9            955         -      Not Applicable
  03/31/2023 02 AM PDT             4.9            937         -      Not Applicable
  03/31/2023 03 AM PDT             4.9            920         -      Not Applicable
  03/31/2023 04 AM PDT             4.8            902         -      Not Applicable
  03/31/2023 05 AM PDT             4.8            894         -      Not Applicable
  03/31/2023 06 AM PDT             4.8            877         -      Not Applicable
  03/31/2023 07 AM PDT             4.8            860         -      Not Applicable
  03/31/2023 08 AM PDT             4.8            852         -      Not Applicable
  03/31/2023 09 AM PDT             4.8            835         -      Not Applicable
  03/31/2023 10 AM PDT             4.8            827         -      Not Applicable
  03/31/2023 11 AM PDT             4.7            811         -      Not Applicable
  03/31/2023 12 PM PDT             4.7            802         -      Not Applicable
  03/31/2023 01 PM PDT             4.7            786         -      Not Applicable
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Forecast Status
# ---------------------------------------------------------------------------------
  03/31/2023 02 PM PDT             4.7            778                Not Applicable
  03/31/2023 03 PM PDT             4.7            762         -      Not Applicable
  03/31/2023 04 PM PDT             4.7            754         -      Not Applicable
  03/31/2023 05 PM PDT             4.7            738         -      Not Applicable
  03/31/2023 06 PM PDT             4.6            730         -      Not Applicable
  03/31/2023 07 PM PDT             4.6            722         -      Not Applicable
  03/31/2023 08 PM PDT             4.6            705         -      Not Applicable
  03/31/2023 09 PM PDT             4.6            697         -      Not Applicable
  03/31/2023 10 PM PDT             4.6            689         -      Not Applicable
  03/31/2023 11 PM PDT             4.6            672         -      Not Applicable
  04/01/2023 12 AM PDT             4.6            664         -      Not Applicable
  04/01/2023 01 AM PDT             4.5            656         -      Not Applicable
  04/01/2023 02 AM PDT             4.5            640         -      Not Applicable
  04/01/2023 03 AM PDT             4.5            632         -      Not Applicable
  04/01/2023 04 AM PDT             4.5            616         -      Not Applicable
  04/01/2023 05 AM PDT             4.5            608         -      Not Applicable
  04/01/2023 06 AM PDT             4.5            600         -      Not Applicable
  04/01/2023 07 AM PDT             4.5            585         -      Not Applicable
  04/01/2023 08 AM PDT             4.5            577         -      Not Applicable
  04/01/2023 09 AM PDT             4.4            570         -      Not Applicable
  04/01/2023 10 AM PDT             4.4            554         -      Not Applicable
  04/01/2023 11 AM PDT             4.4            547         -      Not Applicable
  04/01/2023 12 PM PDT             4.4            539         -      Not Applicable
  04/01/2023 01 PM PDT             4.4            532         -      Not Applicable
  04/01/2023 02 PM PDT             4.4            524         -      Not Applicable
  04/01/2023 03 PM PDT             4.4            517         -      Not Applicable
  04/01/2023 04 PM PDT             4.4            510         -      Not Applicable
  04/01/2023 05 PM PDT             4.3            502         -      Not Applicable
  04/01/2023 06 PM PDT             4.3            495         -      Not Applicable
  04/01/2023 07 PM PDT             4.3            489         -      Not Applicable
  04/01/2023 08 PM PDT             4.3            483         -      Not Applicable
  04/01/2023 09 PM PDT             4.3            477         -      Not Applicable
  04/01/2023 10 PM PDT             4.3            471         -      Not Applicable
  04/01/2023 11 PM PDT             4.3            466         -      Not Applicable
  04/02/2023 12 AM PDT             4.3            454         -      Not Applicable
  04/02/2023 01 AM PDT             4.3            448         -      Not Applicable
  04/02/2023 02 AM PDT             4.2            442         -      Not Applicable
  04/02/2023 03 AM PDT             4.2            437         -      Not Applicable
  04/02/2023 04 AM PDT             4.2            431         -      Not Applicable
  04/02/2023 05 AM PDT             4.2            425         -      Not Applicable
  04/02/2023 06 AM PDT             4.2            419         -      Not Applicable
  04/02/2023 07 AM PDT             4.2            414         -      Not Applicable
  04/02/2023 08 AM PDT             4.2            408         -      Not Applicable
  04/02/2023 09 AM PDT             4.2            402         -      Not Applicable
  04/02/2023 10 AM PDT             4.2            397         -      Not Applicable
  04/02/2023 11 AM PDT             4.2            391         -      Not Applicable
  04/02/2023 12 PM PDT             4.2            385         -      Not Applicable
  04/02/2023 01 PM PDT             4.2            385         0      Not Applicable
  04/02/2023 02 PM PDT             4.1            380         -      Not Applicable
  04/02/2023 03 PM PDT             4.1            374         -      Not Applicable
  04/02/2023 04 PM PDT             4.1            369         -      Not Applicable
  04/02/2023 05 PM PDT             4.1            369         0      Not Applicable
  04/02/2023 06 PM PDT             4.1            363         -      Not Applicable
  04/02/2023 07 PM PDT             4.1            358         -      Not Applicable
  04/02/2023 08 PM PDT             4.1            358         0      Not Applicable
  04/02/2023 09 PM PDT             4.1            352         -      Not Applicable
  04/02/2023 10 PM PDT             4.1            352         0      Not Applicable
  04/02/2023 11 PM PDT             4.1            347         -      Not Applicable
  04/03/2023 12 AM PDT             4.1            347         0      Not Applicable
  04/03/2023 01 AM PDT             4.1            341         -      Not Applicable
  04/03/2023 02 AM PDT             4.1            341         0      Not Applicable
  04/03/2023 03 AM PDT             4.1            336         -      Not Applicable
  04/03/2023 04 AM PDT             4.1            336         0      Not Applicable
  04/03/2023 05 AM PDT             4.0            330         -      Not Applicable
  04/03/2023 06 AM PDT             4.0            330         0      Not Applicable
  04/03/2023 07 AM PDT             4.0            325         -      Not Applicable
  04/03/2023 08 AM PDT             4.0            325         0      Not Applicable
  04/03/2023 09 AM PDT             4.0            321         -      Not Applicable
  04/03/2023 10 AM PDT             4.0            317         -      Not Applicable
  04/03/2023 11 AM PDT             4.0            317         0      Not Applicable
  04/03/2023 12 PM PDT             4.0            313         -      Not Applicable
  04/03/2023 01 PM PDT             4.0            313         0      Not Applicable
  04/03/2023 02 PM PDT             4.0            308         -      Not Applicable
  04/03/2023 03 PM PDT             4.0            308         0      Not Applicable
  04/03/2023 04 PM PDT             4.0            304         -      Not Applicable
  04/03/2023 05 PM PDT             4.0            304         0      Not Applicable
  04/03/2023 06 PM PDT             4.0            300         -      Not Applicable
  04/03/2023 07 PM PDT             4.0            300         0      Not Applicable
  04/03/2023 08 PM PDT             4.0            296         -      Not Applicable
  04/03/2023 09 PM PDT             4.0            296         0      Not Applicable
  04/03/2023 10 PM PDT             4.0            292         -      Not Applicable
  04/03/2023 11 PM PDT             4.0            292         0      Not Applicable
  04/04/2023 12 AM PDT             4.0            288         -      Not Applicable
  04/04/2023 01 AM PDT             4.0            288         0      Not Applicable
  04/04/2023 02 AM PDT             3.9            283         -      Not Applicable
  04/04/2023 03 AM PDT             3.9            283         0      Not Applicable
  04/04/2023 04 AM PDT             3.9            279         -      Not Applicable
  04/04/2023 05 AM PDT             3.9            279         0      Not Applicable
  04/04/2023 06 AM PDT             3.9            279         0      Not Applicable
  04/04/2023 07 AM PDT             3.9            275         -      Not Applicable
  04/04/2023 08 AM PDT             3.9            275         0      Not Applicable
  04/04/2023 09 AM PDT             3.9            271         -      Not Applicable
  04/04/2023 10 AM PDT             3.9            271         0      Not Applicable
  04/04/2023 11 AM PDT             3.9            267         -      Not Applicable
  04/04/2023 12 PM PDT             3.9            267         0      Not Applicable
  04/04/2023 01 PM PDT             3.9            267         0      Not Applicable
  04/04/2023 02 PM PDT             3.9            263         -      Not Applicable
  04/04/2023 03 PM PDT             3.9            263         0      Not Applicable
  04/04/2023 04 PM PDT             3.9            263         0      Not Applicable
  04/04/2023 05 PM PDT             3.9            258         -      Not Applicable
  04/04/2023 06 PM PDT             3.9            258         0      Not Applicable
  04/04/2023 07 PM PDT             3.9            258         0      Not Applicable
  04/04/2023 08 PM PDT             3.9            254         -      Not Applicable
  04/04/2023 09 PM PDT             3.9            254         0      Not Applicable
  04/04/2023 10 PM PDT             3.9            254         0      Not Applicable
  04/04/2023 11 PM PDT             3.9            250         -      Not Applicable
  04/05/2023 12 AM PDT             3.9            250         0      Not Applicable
  04/05/2023 01 AM PDT             3.9            250         0      Not Applicable
  04/05/2023 02 AM PDT             3.9            246         -      Not Applicable
  04/05/2023 03 AM PDT             3.9            246         0      Not Applicable
  04/05/2023 04 AM PDT             3.9            246         0      Not Applicable
  04/05/2023 05 AM PDT             3.9            246         0      Not Applicable
#
# NOTE 1: Stages are rounded to the nearest tenth (.1) 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.