# Tabular Observed and Forecast Hydrograph Information
#
# Location: Russian River - Geyserville (GEYC1)
#
# File Generation Time: 01/20/2026 at 07:26 AM PST
# Data Interval: 1 Hour
#
# Most Recent Date & Time of Maximum Observed: 01/15/2026 at 07:00 AM PST
# Maximum Observed Stage: 27.83 Feet
# Maximum Observed Flow: 1649 cfs
#
# Earliest Date & Time of Maximum Forecast: 01/20/2026 at 08:00 AM PST
# Maximum Forecast Stage: 26.49 Feet
# Maximum Forecast Flow: 967 cfs
#
# OBSERVED
#
# Date & Time (Local) Stage (Feet) Flow (cfs) Trend Observed Status
# ---------------------------------------------------------------------------------
01/15/2026 07 AM PST 27.83 1649 Normal
01/15/2026 08 AM PST 27.76 1610 - Normal
01/15/2026 09 AM PST 27.71 1582 - Normal
01/15/2026 10 AM PST 27.67 1560 - Normal
01/15/2026 11 AM PST 27.63 1538 - Normal
01/15/2026 12 PM PST 27.61 1527 - Normal
01/15/2026 01 PM PST 27.58 1511 - Normal
01/15/2026 02 PM PST 27.55 1495 - Normal
01/15/2026 03 PM PST 27.53 1484 - Normal
01/15/2026 04 PM PST 27.53 1484 0 Normal
01/15/2026 05 PM PST 27.48 1457 - Normal
01/15/2026 06 PM PST 27.48 1457 0 Normal
01/15/2026 07 PM PST 27.46 1446 - Normal
01/15/2026 08 PM PST 27.44 1435 - Normal
01/15/2026 09 PM PST 27.42 1425 - Normal
01/15/2026 10 PM PST 27.41 1419 - Normal
01/15/2026 11 PM PST 27.39 1409 - Normal
01/16/2026 12 AM PST 27.37 1398 - Normal
01/16/2026 01 AM PST 27.37 1398 0 Normal
01/16/2026 02 AM PST 27.34 1383 - Normal
01/16/2026 03 AM PST 27.33 1377 - Normal
01/16/2026 04 AM PST 27.32 1372 - Normal
01/16/2026 05 AM PST 27.29 1356 - Normal
01/16/2026 06 AM PST 27.29 1356 0 Normal
01/16/2026 07 AM PST 27.27 1346 - Normal
01/16/2026 08 AM PST 27.26 1341 - Normal
01/16/2026 09 AM PST 27.24 1331 - Normal
01/16/2026 10 AM PST 27.25 1336 + Normal
01/16/2026 11 AM PST 27.22 1320 - Normal
01/16/2026 12 PM PST 27.20 1310 - Normal
01/16/2026 01 PM PST 27.21 1315 + Normal
01/16/2026 02 PM PST 27.20 1310 - Normal
01/16/2026 03 PM PST 27.18 1300 - Normal
01/16/2026 04 PM PST 27.16 1290 - Normal
01/16/2026 05 PM PST 27.13 1274 - Normal
01/16/2026 06 PM PST 27.09 1254 - Normal
01/16/2026 07 PM PST 27.08 1249 - Normal
01/16/2026 08 PM PST 27.09 1254 + Normal
01/16/2026 09 PM PST 27.10 1259 + Normal
01/16/2026 10 PM PST 27.10 1259 0 Normal
01/16/2026 11 PM PST 27.09 1254 - Normal
01/17/2026 12 AM PST 27.11 1264 + Normal
01/17/2026 01 AM PST 27.03 1224 - Normal
01/17/2026 02 AM PST 27.06 1239 + Normal
01/17/2026 03 AM PST 27.06 1239 0 Normal
01/17/2026 04 AM PST 27.05 1234 - Normal
01/17/2026 05 AM PST 26.99 1204 - Normal
01/17/2026 06 AM PST 26.99 1204 0 Normal
01/17/2026 07 AM PST 27.00 1209 + Normal
01/17/2026 08 AM PST 27.01 1214 + Normal
01/17/2026 09 AM PST 27.06 1239 + Normal
01/17/2026 10 AM PST 27.02 1219 - Normal
01/17/2026 11 AM PST 27.03 1224 + Normal
01/17/2026 12 PM PST 27.01 1214 - Normal
01/17/2026 01 PM PST 27.01 1214 0 Normal
01/17/2026 02 PM PST 27.02 1219 + Normal
01/17/2026 03 PM PST 26.99 1204 - Normal
01/17/2026 04 PM PST 26.98 1199 - Normal
01/17/2026 05 PM PST 26.98 1199 0 Normal
01/17/2026 06 PM PST 26.96 1189 - Normal
01/17/2026 07 PM PST 26.95 1184 - Normal
01/17/2026 08 PM PST 26.92 1170 - Normal
01/17/2026 09 PM PST 26.94 1179 + Normal
01/17/2026 10 PM PST 26.94 1179 0 Normal
01/17/2026 11 PM PST 26.94 1179 0 Normal
01/18/2026 12 AM PST 26.86 1140 - Normal
01/18/2026 01 AM PST 26.87 1145 + Normal
01/18/2026 02 AM PST 26.88 1150 + Normal
01/18/2026 03 AM PST 26.88 1150 0 Normal
01/18/2026 04 AM PST 26.86 1140 - Normal
01/18/2026 05 AM PST 26.92 1170 + Normal
01/18/2026 06 AM PST 26.87 1145 - Normal
01/18/2026 07 AM PST 26.88 1150 + Normal
01/18/2026 08 AM PST 26.83 1126 - Normal
01/18/2026 09 AM PST 26.86 1140 + Normal
01/18/2026 10 AM PST 26.84 1131 - Normal
01/18/2026 11 AM PST 26.87 1145 + Normal
01/18/2026 12 PM PST 26.83 1126 - Normal
01/18/2026 01 PM PST 26.83 1126 0 Normal
01/18/2026 02 PM PST 26.84 1131 + Normal
01/18/2026 03 PM PST 26.85 1136 + Normal
01/18/2026 04 PM PST 26.84 1131 - Normal
01/18/2026 05 PM PST 26.83 1126 - Normal
01/18/2026 06 PM PST 26.83 1126 0 Normal
01/18/2026 07 PM PST 26.81 1116 - Normal
01/18/2026 08 PM PST 26.83 1126 + Normal
01/18/2026 09 PM PST 26.82 1121 - Normal
01/18/2026 10 PM PST 26.80 1112 - Normal
01/18/2026 11 PM PST 26.80 1112 0 Normal
01/19/2026 12 AM PST 26.79 1107 - Normal
01/19/2026 01 AM PST 26.77 1097 - Normal
01/19/2026 02 AM PST 26.76 1092 - Normal
01/19/2026 03 AM PST 26.74 1083 - Normal
01/19/2026 04 AM PST 26.70 1064 - Normal
01/19/2026 05 AM PST 26.70 1064 0 Normal
01/19/2026 06 AM PST 26.69 1059 - Normal
01/19/2026 07 AM PST 26.68 1055 - Normal
01/19/2026 08 AM PST 26.66 1045 - Normal
01/19/2026 09 AM PST 26.64 1036 - Normal
01/19/2026 10 AM PST 26.64 1036 0 Normal
01/19/2026 11 AM PST 26.64 1036 0 Normal
01/19/2026 12 PM PST 26.64 1036 0 Normal
01/19/2026 01 PM PST 26.62 1027 - Normal
01/19/2026 02 PM PST 26.61 1022 - Normal
01/19/2026 03 PM PST 26.60 1017 - Normal
01/19/2026 04 PM PST 26.60 1017 0 Normal
01/19/2026 05 PM PST 26.59 1013 - Normal
01/19/2026 06 PM PST 26.58 1008 - Normal
01/19/2026 07 PM PST 26.57 1004 - Normal
01/19/2026 08 PM PST 26.57 1004 0 Normal
01/19/2026 09 PM PST 26.56 999 - Normal
01/19/2026 10 PM PST 26.55 994 - Normal
01/19/2026 11 PM PST 26.55 994 0 Normal
01/20/2026 12 AM PST 26.54 990 - Normal
01/20/2026 01 AM PST 26.53 985 - Normal
01/20/2026 02 AM PST 26.53 985 0 Normal
01/20/2026 03 AM PST 26.52 981 - Normal
01/20/2026 04 AM PST 26.51 976 - Normal
01/20/2026 05 AM PST 26.51 976 0 Normal
01/20/2026 06 AM PST 26.50 972 - Normal
01/20/2026 07 AM PST 26.50 972 0 Normal
#
# FORECAST
#
# Date & Time (Local) Stage (Feet) Flow (cfs) Trend Forecast Status
# ---------------------------------------------------------------------------------
01/20/2026 08 AM PST 26.49 967 Normal
01/20/2026 09 AM PST 26.49 967 0 Normal
01/20/2026 10 AM PST 26.48 963 - Normal
01/20/2026 11 AM PST 26.47 958 - Normal
01/20/2026 12 PM PST 26.47 958 0 Normal
01/20/2026 01 PM PST 26.46 954 - Normal
01/20/2026 02 PM PST 26.46 954 0 Normal
01/20/2026 03 PM PST 26.45 949 - Normal
01/20/2026 04 PM PST 26.45 949 0 Normal
01/20/2026 05 PM PST 26.44 945 - Normal
01/20/2026 06 PM PST 26.44 945 0 Normal
01/20/2026 07 PM PST 26.43 940 - Normal
01/20/2026 08 PM PST 26.43 940 0 Normal
01/20/2026 09 PM PST 26.43 940 0 Normal
01/20/2026 10 PM PST 26.42 936 - Normal
01/20/2026 11 PM PST 26.42 936 0 Normal
01/21/2026 12 AM PST 26.41 931 - Normal
01/21/2026 01 AM PST 26.41 931 0 Normal
01/21/2026 02 AM PST 26.40 927 - Normal
01/21/2026 03 AM PST 26.40 927 0 Normal
01/21/2026 04 AM PST 26.39 922 - Normal
01/21/2026 05 AM PST 26.39 922 0 Normal
01/21/2026 06 AM PST 26.38 918 - Normal
01/21/2026 07 AM PST 26.38 918 0 Normal
01/21/2026 08 AM PST 26.37 913 - Normal
01/21/2026 09 AM PST 26.37 913 0 Normal
01/21/2026 10 AM PST 26.36 909 - Normal
01/21/2026 11 AM PST 26.36 909 0 Normal
01/21/2026 12 PM PST 26.36 909 0 Normal
01/21/2026 01 PM PST 26.35 905 - Normal
01/21/2026 02 PM PST 26.34 900 - Normal
01/21/2026 03 PM PST 26.34 900 0 Normal
01/21/2026 04 PM PST 26.34 900 0 Normal
01/21/2026 05 PM PST 26.33 896 - Normal
01/21/2026 06 PM PST 26.33 896 0 Normal
01/21/2026 07 PM PST 26.32 891 - Normal
01/21/2026 08 PM PST 26.32 891 0 Normal
01/21/2026 09 PM PST 26.31 887 - Normal
01/21/2026 10 PM PST 26.31 887 0 Normal
01/21/2026 11 PM PST 26.31 887 0 Normal
01/22/2026 12 AM PST 26.30 883 - Normal
01/22/2026 01 AM PST 26.30 883 0 Normal
01/22/2026 02 AM PST 26.29 878 - Normal
01/22/2026 03 AM PST 26.29 878 0 Normal
01/22/2026 04 AM PST 26.29 878 0 Normal
01/22/2026 05 AM PST 26.28 874 - Normal
01/22/2026 06 AM PST 26.28 874 0 Normal
01/22/2026 07 AM PST 26.27 870 - Normal
01/22/2026 08 AM PST 26.27 870 0 Normal
01/22/2026 09 AM PST 26.27 870 0 Normal
01/22/2026 10 AM PST 26.26 865 - Normal
01/22/2026 11 AM PST 26.26 865 0 Normal
01/22/2026 12 PM PST 26.25 861 - Normal
01/22/2026 01 PM PST 26.25 861 0 Normal
01/22/2026 02 PM PST 26.25 861 0 Normal
01/22/2026 03 PM PST 26.24 857 - Normal
01/22/2026 04 PM PST 26.24 857 0 Normal
01/22/2026 05 PM PST 26.23 852 - Normal
01/22/2026 06 PM PST 26.23 852 0 Normal
01/22/2026 07 PM PST 26.23 852 0 Normal
01/22/2026 08 PM PST 26.22 848 - Normal
01/22/2026 09 PM PST 26.22 848 0 Normal
01/22/2026 10 PM PST 26.21 844 - Normal
01/22/2026 11 PM PST 26.21 844 0 Normal
01/23/2026 12 AM PST 26.21 844 0 Normal
01/23/2026 01 AM PST 26.20 839 - Normal
01/23/2026 02 AM PST 26.20 839 0 Normal
01/23/2026 03 AM PST 26.20 839 0 Normal
01/23/2026 04 AM PST 26.19 835 - Normal
01/23/2026 05 AM PST 26.19 835 0 Normal
01/23/2026 06 AM PST 26.19 835 0 Normal
01/23/2026 07 AM PST 26.18 831 - Normal
01/23/2026 08 AM PST 26.18 831 0 Normal
01/23/2026 09 AM PST 26.18 831 0 Normal
01/23/2026 10 AM PST 26.17 827 - Normal
01/23/2026 11 AM PST 26.17 827 0 Normal
01/23/2026 12 PM PST 26.16 822 - Normal
01/23/2026 01 PM PST 26.16 822 0 Normal
01/23/2026 02 PM PST 26.16 822 0 Normal
01/23/2026 03 PM PST 26.15 818 - Normal
01/23/2026 04 PM PST 26.15 818 0 Normal
01/23/2026 05 PM PST 26.15 818 0 Normal
01/23/2026 06 PM PST 26.14 814 - Normal
01/23/2026 07 PM PST 26.14 814 0 Normal
01/23/2026 08 PM PST 26.14 814 0 Normal
01/23/2026 09 PM PST 26.13 810 - Normal
01/23/2026 10 PM PST 26.13 810 0 Normal
01/23/2026 11 PM PST 26.13 810 0 Normal
01/24/2026 12 AM PST 26.12 806 - Normal
01/24/2026 01 AM PST 26.12 806 0 Normal
01/24/2026 02 AM PST 26.12 806 0 Normal
01/24/2026 03 AM PST 26.11 801 - Normal
01/24/2026 04 AM PST 26.11 801 0 Normal
01/24/2026 05 AM PST 26.11 801 0 Normal
01/24/2026 06 AM PST 26.11 801 0 Normal
01/24/2026 07 AM PST 26.10 797 - Normal
01/24/2026 08 AM PST 26.10 797 0 Normal
01/24/2026 09 AM PST 26.10 797 0 Normal
01/24/2026 10 AM PST 26.09 793 - Normal
01/24/2026 11 AM PST 26.09 793 0 Normal
01/24/2026 12 PM PST 26.09 793 0 Normal
01/24/2026 01 PM PST 26.09 793 0 Normal
01/24/2026 02 PM PST 26.08 789 - Normal
01/24/2026 03 PM PST 26.08 789 0 Normal
01/24/2026 04 PM PST 26.08 789 0 Normal
01/24/2026 05 PM PST 26.07 785 - Normal
01/24/2026 06 PM PST 26.07 785 0 Normal
01/24/2026 07 PM PST 26.07 785 0 Normal
01/24/2026 08 PM PST 26.06 781 - Normal
01/24/2026 09 PM PST 26.06 781 0 Normal
01/24/2026 10 PM PST 26.06 781 0 Normal
01/24/2026 11 PM PST 26.06 781 0 Normal
01/25/2026 12 AM PST 26.05 776 - Normal
01/25/2026 01 AM PST 26.05 776 0 Normal
01/25/2026 02 AM PST 26.05 776 0 Normal
01/25/2026 03 AM PST 26.05 776 0 Normal
01/25/2026 04 AM PST 26.04 772 - 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.
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