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

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COSUMNES RIVER - MICHIGAN BAR (MHBC1)
Latitude: 38.50º NLongitude: 121.04º WElevation: 168 FeetForecast Type: Official Location
Location: Sacramento County in CaliforniaBulletin Group: San JoaquinRiver Group: North San Joaquin
Issuance Time: Apr 15 2026 at 7:42 AM PDTNext Issuance: Apr 15 2026 at 3:00 PM PDT
Action/Monitor: 7.0 FeetMinor Flood: 12.0 FeetModerate Flood: 16.0 FeetMajor Flood: 18.0 Feet


# Tabular Observed and Forecast Hydrograph Information
#
# Location: Cosumnes River - Michigan Bar (MHBC1)
#
# File Generation Time:  04/15/2026 at 07:42 AM PDT
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  04/13/2026 at 08:00 AM PDT
# Maximum Observed Stage:                       6.89 Feet
# Maximum Observed Flow:                        3390 cfs
#
# Earliest Date & Time of Maximum Forecast:     04/15/2026 at 08:00 AM PDT
# Maximum Forecast Stage:                       5.76 Feet
# Maximum Forecast Flow:                        1683 cfs
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Observed Status
# ---------------------------------------------------------------------------------
  04/10/2026 07 AM PDT            4.41            544                        Normal
  04/10/2026 08 AM PDT            4.41            544         0              Normal
  04/10/2026 09 AM PDT            4.40            539         -              Normal
  04/10/2026 10 AM PDT            4.41            544         +              Normal
  04/10/2026 11 AM PDT            4.42            550         +              Normal
  04/10/2026 12 PM PDT            4.41            544         -              Normal
  04/10/2026 01 PM PDT            4.41            544         0              Normal
  04/10/2026 02 PM PDT            4.41            544         0              Normal
  04/10/2026 03 PM PDT            4.41            544         0              Normal
  04/10/2026 04 PM PDT            4.40            539         -              Normal
  04/10/2026 05 PM PDT            4.40            539         0              Normal
  04/10/2026 06 PM PDT            4.41            544         +              Normal
  04/10/2026 07 PM PDT            4.42            550         +              Normal
  04/10/2026 08 PM PDT            4.45            567         +              Normal
  04/10/2026 09 PM PDT            4.49            590         +              Normal
  04/10/2026 10 PM PDT            4.54            619         +              Normal
  04/10/2026 11 PM PDT            4.56            631         +              Normal
  04/11/2026 12 AM PDT            4.57            637         +              Normal
  04/11/2026 01 AM PDT            4.59            650         +              Normal
  04/11/2026 02 AM PDT            4.61            662         +              Normal
  04/11/2026 03 AM PDT            4.62            669         +              Normal
  04/11/2026 04 AM PDT            4.64            681         +              Normal
  04/11/2026 05 AM PDT            4.65            688         +              Normal
  04/11/2026 06 AM PDT            4.67            701         +              Normal
  04/11/2026 07 AM PDT            4.71            727         +              Normal
  04/11/2026 08 AM PDT            4.81            796         +              Normal
  04/11/2026 09 AM PDT            5.03            961         +              Normal
  04/11/2026 10 AM PDT            5.23           1130         +              Normal
  04/11/2026 11 AM PDT            5.30           1195         +              Normal
  04/11/2026 12 PM PDT            5.31           1204         +              Normal
  04/11/2026 01 PM PDT            5.32           1214         +              Normal
  04/11/2026 02 PM PDT            5.33           1223         +              Normal
  04/11/2026 03 PM PDT            5.32           1214         -              Normal
  04/11/2026 04 PM PDT            5.29           1185         -              Normal
  04/11/2026 05 PM PDT            5.28           1176         -              Normal
  04/11/2026 06 PM PDT            5.26           1157         -              Normal
  04/11/2026 07 PM PDT            5.23           1130         -              Normal
  04/11/2026 08 PM PDT            5.24           1139         +              Normal
  04/11/2026 09 PM PDT            5.26           1157         +              Normal
  04/11/2026 10 PM PDT            5.30           1195         +              Normal
  04/11/2026 11 PM PDT            5.33           1223         +              Normal
  04/12/2026 12 AM PDT            5.41           1302         +              Normal
  04/12/2026 01 AM PDT            5.46           1352         +              Normal
  04/12/2026 02 AM PDT            5.49           1383         +              Normal
  04/12/2026 03 AM PDT            5.55           1447         +              Normal
  04/12/2026 04 AM PDT            5.69           1602         +              Normal
  04/12/2026 05 AM PDT            5.87           1817         +              Normal
  04/12/2026 06 AM PDT            6.07           2076         +              Normal
  04/12/2026 07 AM PDT            6.23           2300         +              Normal
  04/12/2026 08 AM PDT            6.38           2524         +              Normal
  04/12/2026 09 AM PDT            6.41           2571         +              Normal
  04/12/2026 10 AM PDT            6.40           2555         -              Normal
  04/12/2026 11 AM PDT            6.46           2649         +              Normal
  04/12/2026 12 PM PDT            6.44           2618         -              Normal
  04/12/2026 01 PM PDT            6.35           2478         -              Normal
  04/12/2026 02 PM PDT            6.27           2359         -              Normal
  04/12/2026 03 PM PDT            6.23           2300         -              Normal
  04/12/2026 04 PM PDT            6.25           2329         +              Normal
  04/12/2026 05 PM PDT            6.36           2494         +              Normal
  04/12/2026 06 PM PDT            6.31           2418         -              Normal
  04/12/2026 07 PM PDT            6.25           2329         -              Normal
  04/12/2026 08 PM PDT            6.29           2388         +              Normal
  04/12/2026 09 PM PDT            6.40           2555         +              Normal
  04/12/2026 10 PM PDT            6.48           2681         +              Normal
  04/12/2026 11 PM PDT            6.50           2713         +              Normal
  04/13/2026 12 AM PDT            6.57           2828         +              Normal
  04/13/2026 01 AM PDT            6.69           3031         +              Normal
  04/13/2026 02 AM PDT            6.78           3189         +              Normal
  04/13/2026 03 AM PDT            6.78           3189         0              Normal
  04/13/2026 04 AM PDT            6.81           3243         +              Normal
  04/13/2026 05 AM PDT            6.85           3316         +              Normal
  04/13/2026 06 AM PDT            6.87           3353         +              Normal
  04/13/2026 07 AM PDT            6.89           3390         +              Normal
  04/13/2026 08 AM PDT            6.89           3390         0              Normal
  04/13/2026 09 AM PDT            6.86           3335         -              Normal
  04/13/2026 10 AM PDT            6.81           3243         -              Normal
  04/13/2026 11 AM PDT            6.81           3243         0              Normal
  04/13/2026 12 PM PDT            6.76           3154         -              Normal
  04/13/2026 01 PM PDT            6.67           2996         -              Normal
  04/13/2026 02 PM PDT            6.59           2861         -              Normal
  04/13/2026 03 PM PDT            6.53           2762         -              Normal
  04/13/2026 04 PM PDT            6.47           2665         -              Normal
  04/13/2026 05 PM PDT            6.42           2586         -              Normal
  04/13/2026 06 PM PDT            6.36           2494         -              Normal
  04/13/2026 07 PM PDT            6.32           2433         -              Normal
  04/13/2026 08 PM PDT            6.29           2388         -              Normal
  04/13/2026 09 PM PDT            6.23           2300         -              Normal
  04/13/2026 10 PM PDT            6.17           2214         -              Normal
  04/13/2026 11 PM PDT            6.14           2172         -              Normal
  04/14/2026 12 AM PDT            6.11           2131         -              Normal
  04/14/2026 01 AM PDT            6.09           2103         -              Normal
  04/14/2026 02 AM PDT            6.07           2076         -              Normal
  04/14/2026 03 AM PDT            6.05           2049         -              Normal
  04/14/2026 04 AM PDT            6.04           2036         -              Normal
  04/14/2026 05 AM PDT            6.04           2036         0              Normal
  04/14/2026 06 AM PDT            6.04           2036         0              Normal
  04/14/2026 07 AM PDT            6.04           2036         0              Normal
  04/14/2026 08 AM PDT            6.04           2036         0              Normal
  04/14/2026 09 AM PDT            6.02           2009         -              Normal
  04/14/2026 10 AM PDT            6.03           2022         +              Normal
  04/14/2026 11 AM PDT            6.02           2009         -              Normal
  04/14/2026 12 PM PDT            6.01           1996         -              Normal
  04/14/2026 01 PM PDT            6.00           1983         -              Normal
  04/14/2026 02 PM PDT            5.98           1957         -              Normal
  04/14/2026 03 PM PDT            5.96           1931         -              Normal
  04/14/2026 04 PM PDT            5.94           1905         -              Normal
  04/14/2026 05 PM PDT            5.93           1892         -              Normal
  04/14/2026 06 PM PDT            5.91           1867         -              Normal
  04/14/2026 07 PM PDT            5.89           1841         -              Normal
  04/14/2026 08 PM PDT            5.87           1817         -              Normal
  04/14/2026 09 PM PDT            5.86           1804         -              Normal
  04/14/2026 10 PM PDT            5.83           1767         -              Normal
  04/14/2026 11 PM PDT            5.82           1755         -              Normal
  04/15/2026 12 AM PDT            5.81           1743         -              Normal
  04/15/2026 01 AM PDT            5.79           1719         -              Normal
  04/15/2026 02 AM PDT            5.78           1707         -              Normal
  04/15/2026 03 AM PDT            5.77           1695         -              Normal
  04/15/2026 04 AM PDT            5.75           1671         -              Normal
  04/15/2026 05 AM PDT            5.76           1683         +              Normal
  04/15/2026 06 AM PDT            5.76           1683         0              Normal
  04/15/2026 07 AM PDT            5.76           1683         0              Normal
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Forecast Status
# ---------------------------------------------------------------------------------
  04/15/2026 08 AM PDT            5.76           1683                        Normal
  04/15/2026 09 AM PDT            5.75           1671         -              Normal
  04/15/2026 10 AM PDT            5.74           1660         -              Normal
  04/15/2026 11 AM PDT            5.73           1648         -              Normal
  04/15/2026 12 PM PDT            5.72           1636         -              Normal
  04/15/2026 01 PM PDT            5.70           1613         -              Normal
  04/15/2026 02 PM PDT            5.69           1602         -              Normal
  04/15/2026 03 PM PDT            5.67           1579         -              Normal
  04/15/2026 04 PM PDT            5.66           1568         -              Normal
  04/15/2026 05 PM PDT            5.64           1545         -              Normal
  04/15/2026 06 PM PDT            5.62           1523         -              Normal
  04/15/2026 07 PM PDT            5.61           1512         -              Normal
  04/15/2026 08 PM PDT            5.59           1490         -              Normal
  04/15/2026 09 PM PDT            5.58           1479         -              Normal
  04/15/2026 10 PM PDT            5.56           1457         -              Normal
  04/15/2026 11 PM PDT            5.55           1447         -              Normal
  04/16/2026 12 AM PDT            5.54           1436         -              Normal
  04/16/2026 01 AM PDT            5.53           1425         -              Normal
  04/16/2026 02 AM PDT            5.52           1415         -              Normal
  04/16/2026 03 AM PDT            5.51           1404         -              Normal
  04/16/2026 04 AM PDT            5.50           1394         -              Normal
  04/16/2026 05 AM PDT            5.49           1383         -              Normal
  04/16/2026 06 AM PDT            5.48           1373         -              Normal
  04/16/2026 07 AM PDT            5.47           1363         -              Normal
  04/16/2026 08 AM PDT            5.46           1352         -              Normal
  04/16/2026 09 AM PDT            5.46           1352         0              Normal
  04/16/2026 10 AM PDT            5.45           1342         -              Normal
  04/16/2026 11 AM PDT            5.44           1332         -              Normal
  04/16/2026 12 PM PDT            5.44           1332         0              Normal
  04/16/2026 01 PM PDT            5.43           1322         -              Normal
  04/16/2026 02 PM PDT            5.42           1312         -              Normal
  04/16/2026 03 PM PDT            5.41           1302         -              Normal
  04/16/2026 04 PM PDT            5.40           1292         -              Normal
  04/16/2026 05 PM PDT            5.39           1282         -              Normal
  04/16/2026 06 PM PDT            5.38           1272         -              Normal
  04/16/2026 07 PM PDT            5.38           1272         0              Normal
  04/16/2026 08 PM PDT            5.37           1262         -              Normal
  04/16/2026 09 PM PDT            5.36           1252         -              Normal
  04/16/2026 10 PM PDT            5.35           1243         -              Normal
  04/16/2026 11 PM PDT            5.34           1233         -              Normal
  04/17/2026 12 AM PDT            5.33           1223         -              Normal
  04/17/2026 01 AM PDT            5.32           1214         -              Normal
  04/17/2026 02 AM PDT            5.32           1214         0              Normal
  04/17/2026 03 AM PDT            5.31           1204         -              Normal
  04/17/2026 04 AM PDT            5.30           1195         -              Normal
  04/17/2026 05 AM PDT            5.29           1185         -              Normal
  04/17/2026 06 AM PDT            5.29           1185         0              Normal
  04/17/2026 07 AM PDT            5.28           1176         -              Normal
  04/17/2026 08 AM PDT            5.28           1176         0              Normal
  04/17/2026 09 AM PDT            5.27           1166         -              Normal
  04/17/2026 10 AM PDT            5.26           1157         -              Normal
  04/17/2026 11 AM PDT            5.26           1157         0              Normal
  04/17/2026 12 PM PDT            5.25           1148         -              Normal
  04/17/2026 01 PM PDT            5.24           1139         -              Normal
  04/17/2026 02 PM PDT            5.24           1139         0              Normal
  04/17/2026 03 PM PDT            5.23           1130         -              Normal
  04/17/2026 04 PM PDT            5.22           1121         -              Normal
  04/17/2026 05 PM PDT            5.21           1112         -              Normal
  04/17/2026 06 PM PDT            5.20           1104         -              Normal
  04/17/2026 07 PM PDT            5.19           1095         -              Normal
  04/17/2026 08 PM PDT            5.18           1086         -              Normal
  04/17/2026 09 PM PDT            5.18           1086         0              Normal
  04/17/2026 10 PM PDT            5.17           1078         -              Normal
  04/17/2026 11 PM PDT            5.16           1069         -              Normal
  04/18/2026 12 AM PDT            5.15           1060         -              Normal
  04/18/2026 01 AM PDT            5.15           1060         0              Normal
  04/18/2026 02 AM PDT            5.14           1052         -              Normal
  04/18/2026 03 AM PDT            5.14           1052         0              Normal
  04/18/2026 04 AM PDT            5.14           1052         0              Normal
  04/18/2026 05 AM PDT            5.13           1043         -              Normal
  04/18/2026 06 AM PDT            5.13           1043         0              Normal
  04/18/2026 07 AM PDT            5.13           1043         0              Normal
  04/18/2026 08 AM PDT            5.12           1035         -              Normal
  04/18/2026 09 AM PDT            5.12           1035         0              Normal
  04/18/2026 10 AM PDT            5.12           1035         0              Normal
  04/18/2026 11 AM PDT            5.11           1027         -              Normal
  04/18/2026 12 PM PDT            5.11           1027         0              Normal
  04/18/2026 01 PM PDT            5.10           1018         -              Normal
  04/18/2026 02 PM PDT            5.10           1018         0              Normal
  04/18/2026 03 PM PDT            5.09           1010         -              Normal
  04/18/2026 04 PM PDT            5.08           1002         -              Normal
  04/18/2026 05 PM PDT            5.08           1002         0              Normal
  04/18/2026 06 PM PDT            5.07            994         -              Normal
  04/18/2026 07 PM PDT            5.07            994         0              Normal
  04/18/2026 08 PM PDT            5.06            986         -              Normal
  04/18/2026 09 PM PDT            5.05            977         -              Normal
  04/18/2026 10 PM PDT            5.05            977         0              Normal
  04/18/2026 11 PM PDT            5.04            969         -              Normal
  04/19/2026 12 AM PDT            5.04            969         0              Normal
  04/19/2026 01 AM PDT            5.03            961         -              Normal
  04/19/2026 02 AM PDT            5.03            961         0              Normal
  04/19/2026 03 AM PDT            5.03            961         0              Normal
  04/19/2026 04 AM PDT            5.03            961         0              Normal
  04/19/2026 05 AM PDT            5.03            961         0              Normal
  04/19/2026 06 AM PDT            5.02            953         -              Normal
  04/19/2026 07 AM PDT            5.02            953         0              Normal
  04/19/2026 08 AM PDT            5.02            953         0              Normal
  04/19/2026 09 AM PDT            5.02            953         0              Normal
  04/19/2026 10 AM PDT            5.01            945         -              Normal
  04/19/2026 11 AM PDT            5.01            945         0              Normal
  04/19/2026 12 PM PDT            5.00            938         -              Normal
  04/19/2026 01 PM PDT            5.00            938         0              Normal
  04/19/2026 02 PM PDT            5.00            938         0              Normal
  04/19/2026 03 PM PDT            4.99            930         -              Normal
  04/19/2026 04 PM PDT            4.98            922         -              Normal
  04/19/2026 05 PM PDT            4.98            922         0              Normal
  04/19/2026 06 PM PDT            4.97            914         -              Normal
  04/19/2026 07 PM PDT            4.96            906         -              Normal
  04/19/2026 08 PM PDT            4.96            906         0              Normal
  04/19/2026 09 PM PDT            4.95            899         -              Normal
  04/19/2026 10 PM PDT            4.95            899         0              Normal
  04/19/2026 11 PM PDT            4.94            891         -              Normal
  04/20/2026 12 AM PDT            4.94            891         0              Normal
  04/20/2026 01 AM PDT            4.93            884         -              Normal
  04/20/2026 02 AM PDT            4.93            884         0              Normal
  04/20/2026 03 AM PDT            4.92            876         -              Normal
  04/20/2026 04 AM PDT            4.92            876         0              Normal
  04/20/2026 05 AM PDT            4.91            868         -              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.