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MIDDLE CREEK - UPPER LAKE (MUPC1)
| Latitude: 39.18º N | Longitude: 122.91º W | Elevation: 1360 Feet | | Forecast Type: Unofficial Location |
| Location: Lake County in California | Bulletin Group: Lower Sacramento | River Group: Cache Putah |
| Issuance Time: | Apr 18 2026 at 8:22 AM PDT | Next Issuance: | Apr 19 2026 at 9:00 AM PDT
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| Action/Monitor: 15.0 Feet | Minor Flood: N/A | Moderate Flood: N/A | Major Flood: N/A |
# Tabular Observed and Forecast Hydrograph Information
#
# Location: Middle Creek - Upper Lake (MUPC1)
#
# File Generation Time: 04/18/2026 at 08:24 AM PDT
# Data Interval: 1 Hour
#
# Most Recent Date & Time of Maximum Observed: 04/13/2026 at 08:00 AM PDT
# Maximum Observed Stage: 6.70 Feet
# Maximum Observed Flow: 79 cfs
#
# Earliest Date & Time of Maximum Forecast: 04/21/2026 at 06:00 PM PDT
# Maximum Forecast Stage: 7.37 Feet
# Maximum Forecast Flow: 195 cfs
#
# OBSERVED
#
# Date & Time (Local) Stage (Feet) Flow (cfs) Trend Observed Status
# ---------------------------------------------------------------------------------
04/13/2026 08 AM PDT 6.70 79 Normal
04/13/2026 09 AM PDT 6.68 76 - Normal
04/13/2026 10 AM PDT 6.66 73 - Normal
04/13/2026 11 AM PDT 6.65 72 - Normal
04/13/2026 12 PM PDT 6.63 69 - Normal
04/13/2026 01 PM PDT 6.62 68 - Normal
04/13/2026 02 PM PDT 6.61 66 - Normal
04/13/2026 03 PM PDT 6.59 63 - Normal
04/13/2026 04 PM PDT 6.58 62 - Normal
04/13/2026 05 PM PDT 6.57 60 - Normal
04/13/2026 06 PM PDT 6.55 58 - Normal
04/13/2026 07 PM PDT 6.54 56 - Normal
04/13/2026 08 PM PDT 6.53 55 - Normal
04/13/2026 09 PM PDT 6.52 54 - Normal
04/13/2026 10 PM PDT 6.51 52 - Normal
04/13/2026 11 PM PDT 6.50 51 - Normal
04/14/2026 12 AM PDT 6.49 50 - Normal
04/14/2026 01 AM PDT 6.49 50 0 Normal
04/14/2026 02 AM PDT 6.48 48 - Normal
04/14/2026 03 AM PDT 6.47 47 - Normal
04/14/2026 04 AM PDT 6.47 47 0 Normal
04/14/2026 05 AM PDT 6.46 46 - Normal
04/14/2026 06 AM PDT 6.46 46 0 Normal
04/14/2026 07 AM PDT 6.45 45 - Normal
04/14/2026 08 AM PDT 6.45 45 0 Normal
04/14/2026 09 AM PDT 6.44 43 - Normal
04/14/2026 10 AM PDT 6.44 43 0 Normal
04/14/2026 11 AM PDT 6.43 42 - Normal
04/14/2026 12 PM PDT 6.43 42 0 Normal
04/14/2026 01 PM PDT 6.42 41 - Normal
04/14/2026 02 PM PDT 6.42 41 0 Normal
04/14/2026 03 PM PDT 6.41 40 - Normal
04/14/2026 04 PM PDT 6.41 40 0 Normal
04/14/2026 05 PM PDT 6.41 40 0 Normal
04/14/2026 06 PM PDT 6.40 39 - Normal
04/14/2026 07 PM PDT 6.39 38 - Normal
04/14/2026 08 PM PDT 6.39 38 0 Normal
04/14/2026 09 PM PDT 6.39 38 0 Normal
04/14/2026 10 PM PDT 6.38 37 - Normal
04/14/2026 11 PM PDT 6.38 37 0 Normal
04/15/2026 12 AM PDT 6.37 36 - Normal
04/15/2026 01 AM PDT 6.37 36 0 Normal
04/15/2026 02 AM PDT 6.37 36 0 Normal
04/15/2026 03 AM PDT 6.36 35 - Normal
04/15/2026 04 AM PDT 6.36 35 0 Normal
04/15/2026 05 AM PDT 6.36 35 0 Normal
04/15/2026 06 AM PDT 6.35 34 - Normal
04/15/2026 07 AM PDT 6.35 34 0 Normal
04/15/2026 08 AM PDT 6.35 34 0 Normal
04/15/2026 09 AM PDT 6.35 34 0 Normal
04/15/2026 10 AM PDT 6.34 33 - Normal
04/15/2026 11 AM PDT 6.34 33 0 Normal
04/15/2026 12 PM PDT 6.33 32 - Normal
04/15/2026 01 PM PDT 6.32 31 - Normal
04/15/2026 02 PM PDT 6.33 32 + Normal
04/15/2026 03 PM PDT 6.31 30 - Normal
04/15/2026 04 PM PDT 6.33 32 + Normal
04/15/2026 05 PM PDT 6.32 31 - Normal
04/15/2026 06 PM PDT 6.32 31 0 Normal
04/15/2026 07 PM PDT 6.32 31 0 Normal
04/15/2026 08 PM PDT 6.32 31 0 Normal
04/15/2026 09 PM PDT 6.31 30 - Normal
04/15/2026 10 PM PDT 6.31 30 0 Normal
04/15/2026 11 PM PDT 6.31 30 0 Normal
04/16/2026 12 AM PDT 6.31 30 0 Normal
04/16/2026 01 AM PDT 6.31 30 0 Normal
04/16/2026 02 AM PDT 6.30 29 - Normal
04/16/2026 03 AM PDT 6.30 29 0 Normal
04/16/2026 04 AM PDT 6.30 29 0 Normal
04/16/2026 05 AM PDT 6.30 29 0 Normal
04/16/2026 06 AM PDT 6.30 29 0 Normal
04/16/2026 07 AM PDT 6.30 29 0 Normal
04/16/2026 08 AM PDT 6.29 28 - Normal
04/16/2026 09 AM PDT 6.29 28 0 Normal
04/16/2026 10 AM PDT 6.29 28 0 Normal
04/16/2026 11 AM PDT 6.29 28 0 Normal
04/16/2026 12 PM PDT 6.29 28 0 Normal
04/16/2026 01 PM PDT 6.29 28 0 Normal
04/16/2026 02 PM PDT 6.28 27 - Normal
04/16/2026 03 PM PDT 6.28 27 0 Normal
04/16/2026 04 PM PDT 6.28 27 0 Normal
04/16/2026 05 PM PDT 6.28 27 0 Normal
04/16/2026 06 PM PDT 6.28 27 0 Normal
04/16/2026 07 PM PDT 6.27 26 - Normal
04/16/2026 08 PM PDT 6.27 26 0 Normal
04/16/2026 09 PM PDT 6.27 26 0 Normal
04/16/2026 10 PM PDT 6.27 26 0 Normal
04/16/2026 11 PM PDT 6.26 25 - Normal
04/17/2026 12 AM PDT 6.26 25 0 Normal
04/17/2026 01 AM PDT 6.26 25 0 Normal
04/17/2026 02 AM PDT 6.26 25 0 Normal
04/17/2026 03 AM PDT 6.26 25 0 Normal
04/17/2026 04 AM PDT 6.26 25 0 Normal
04/17/2026 05 AM PDT 6.26 25 0 Normal
04/17/2026 06 AM PDT 6.25 24 - Normal
04/17/2026 07 AM PDT 6.25 24 0 Normal
04/17/2026 08 AM PDT 6.25 24 0 Normal
04/17/2026 09 AM PDT 6.25 24 0 Normal
04/17/2026 10 AM PDT 6.25 24 0 Normal
04/17/2026 11 AM PDT 6.25 24 0 Normal
04/17/2026 12 PM PDT 6.25 24 0 Normal
04/17/2026 01 PM PDT 6.24 23 - Normal
04/17/2026 02 PM PDT 6.24 23 0 Normal
04/17/2026 03 PM PDT 6.24 23 0 Normal
04/17/2026 04 PM PDT 6.24 23 0 Normal
04/17/2026 05 PM PDT 6.24 23 0 Normal
04/17/2026 06 PM PDT 6.23 22 - Normal
04/17/2026 07 PM PDT 6.23 22 0 Normal
04/17/2026 08 PM PDT 6.23 22 0 Normal
04/17/2026 09 PM PDT 6.23 22 0 Normal
04/17/2026 10 PM PDT 6.23 22 0 Normal
04/17/2026 11 PM PDT 6.23 22 0 Normal
04/18/2026 12 AM PDT 6.23 22 0 Normal
04/18/2026 01 AM PDT 6.23 22 0 Normal
04/18/2026 02 AM PDT 6.22 22 - Normal
04/18/2026 03 AM PDT 6.23 22 + Normal
04/18/2026 04 AM PDT 6.22 22 - Normal
04/18/2026 05 AM PDT 6.22 22 0 Normal
04/18/2026 06 AM PDT 6.22 22 0 Normal
04/18/2026 07 AM PDT 6.22 22 0 Normal
04/18/2026 08 AM PDT 6.22 22 0 Normal
#
# FORECAST
#
# Date & Time (Local) Stage (Feet) Flow (cfs) Trend Forecast Status
# ---------------------------------------------------------------------------------
04/18/2026 09 AM PDT 6.22 22 Normal
04/18/2026 10 AM PDT 6.22 22 0 Normal
04/18/2026 11 AM PDT 6.22 22 0 Normal
04/18/2026 12 PM PDT 6.22 22 0 Normal
04/18/2026 01 PM PDT 6.22 22 0 Normal
04/18/2026 02 PM PDT 6.21 21 - Normal
04/18/2026 03 PM PDT 6.21 21 0 Normal
04/18/2026 04 PM PDT 6.21 21 0 Normal
04/18/2026 05 PM PDT 6.21 21 0 Normal
04/18/2026 06 PM PDT 6.21 21 0 Normal
04/18/2026 07 PM PDT 6.21 21 0 Normal
04/18/2026 08 PM PDT 6.21 21 0 Normal
04/18/2026 09 PM PDT 6.21 21 0 Normal
04/18/2026 10 PM PDT 6.21 21 0 Normal
04/18/2026 11 PM PDT 6.21 21 0 Normal
04/19/2026 12 AM PDT 6.21 21 0 Normal
04/19/2026 01 AM PDT 6.21 21 0 Normal
04/19/2026 02 AM PDT 6.21 21 0 Normal
04/19/2026 03 AM PDT 6.21 21 0 Normal
04/19/2026 04 AM PDT 6.21 21 0 Normal
04/19/2026 05 AM PDT 6.21 21 0 Normal
04/19/2026 06 AM PDT 6.21 21 0 Normal
04/19/2026 07 AM PDT 6.21 21 0 Normal
04/19/2026 08 AM PDT 6.21 21 0 Normal
04/19/2026 09 AM PDT 6.20 20 - Normal
04/19/2026 10 AM PDT 6.20 20 0 Normal
04/19/2026 11 AM PDT 6.20 20 0 Normal
04/19/2026 12 PM PDT 6.20 20 0 Normal
04/19/2026 01 PM PDT 6.20 20 0 Normal
04/19/2026 02 PM PDT 6.20 20 0 Normal
04/19/2026 03 PM PDT 6.20 20 0 Normal
04/19/2026 04 PM PDT 6.20 20 0 Normal
04/19/2026 05 PM PDT 6.20 20 0 Normal
04/19/2026 06 PM PDT 6.20 20 0 Normal
04/19/2026 07 PM PDT 6.20 20 0 Normal
04/19/2026 08 PM PDT 6.20 20 0 Normal
04/19/2026 09 PM PDT 6.20 20 0 Normal
04/19/2026 10 PM PDT 6.20 20 0 Normal
04/19/2026 11 PM PDT 6.20 20 0 Normal
04/20/2026 12 AM PDT 6.20 20 0 Normal
04/20/2026 01 AM PDT 6.20 20 0 Normal
04/20/2026 02 AM PDT 6.20 20 0 Normal
04/20/2026 03 AM PDT 6.20 20 0 Normal
04/20/2026 04 AM PDT 6.20 20 0 Normal
04/20/2026 05 AM PDT 6.20 20 0 Normal
04/20/2026 06 AM PDT 6.20 20 0 Normal
04/20/2026 07 AM PDT 6.20 20 0 Normal
04/20/2026 08 AM PDT 6.20 20 0 Normal
04/20/2026 09 AM PDT 6.20 20 0 Normal
04/20/2026 10 AM PDT 6.20 20 0 Normal
04/20/2026 11 AM PDT 6.20 20 0 Normal
04/20/2026 12 PM PDT 6.20 20 0 Normal
04/20/2026 01 PM PDT 6.20 20 0 Normal
04/20/2026 02 PM PDT 6.21 21 + Normal
04/20/2026 03 PM PDT 6.21 21 0 Normal
04/20/2026 04 PM PDT 6.21 21 0 Normal
04/20/2026 05 PM PDT 6.21 21 0 Normal
04/20/2026 06 PM PDT 6.21 21 0 Normal
04/20/2026 07 PM PDT 6.21 21 0 Normal
04/20/2026 08 PM PDT 6.21 21 0 Normal
04/20/2026 09 PM PDT 6.21 21 0 Normal
04/20/2026 10 PM PDT 6.39 38 + Normal
04/20/2026 11 PM PDT 6.79 91 + Normal
04/21/2026 12 AM PDT 7.12 143 + Normal
04/21/2026 01 AM PDT 7.24 166 + Normal
04/21/2026 02 AM PDT 7.24 166 0 Normal
04/21/2026 03 AM PDT 7.27 172 + Normal
04/21/2026 04 AM PDT 7.29 177 + Normal
04/21/2026 05 AM PDT 7.31 181 + Normal
04/21/2026 06 AM PDT 7.33 186 + Normal
04/21/2026 07 AM PDT 7.33 186 0 Normal
04/21/2026 08 AM PDT 7.32 183 - Normal
04/21/2026 09 AM PDT 7.31 181 - Normal
04/21/2026 10 AM PDT 7.30 179 - Normal
04/21/2026 11 AM PDT 7.30 179 0 Normal
04/21/2026 12 PM PDT 7.30 179 0 Normal
04/21/2026 01 PM PDT 7.31 181 + Normal
04/21/2026 02 PM PDT 7.33 186 + Normal
04/21/2026 03 PM PDT 7.34 188 + Normal
04/21/2026 04 PM PDT 7.35 190 + Normal
04/21/2026 05 PM PDT 7.36 193 + Normal
04/21/2026 06 PM PDT 7.37 195 + Normal
04/21/2026 07 PM PDT 7.33 186 - Normal
04/21/2026 08 PM PDT 7.21 160 - Normal
04/21/2026 09 PM PDT 7.12 143 - Normal
04/21/2026 10 PM PDT 7.06 132 - Normal
04/21/2026 11 PM PDT 7.01 124 - Normal
04/22/2026 12 AM PDT 6.97 117 - Normal
04/22/2026 01 AM PDT 6.91 108 - Normal
04/22/2026 02 AM PDT 6.82 95 - Normal
04/22/2026 03 AM PDT 6.74 84 - Normal
04/22/2026 04 AM PDT 6.69 77 - Normal
04/22/2026 05 AM PDT 6.65 72 - Normal
04/22/2026 06 AM PDT 6.61 66 - Normal
04/22/2026 07 AM PDT 6.59 63 - Normal
04/22/2026 08 AM PDT 6.57 60 - Normal
04/22/2026 09 AM PDT 6.55 58 - Normal
04/22/2026 10 AM PDT 6.53 55 - Normal
04/22/2026 11 AM PDT 6.52 54 - Normal
04/22/2026 12 PM PDT 6.51 52 - Normal
04/22/2026 01 PM PDT 6.50 51 - Normal
04/22/2026 02 PM PDT 6.49 50 - Normal
04/22/2026 03 PM PDT 6.49 50 0 Normal
04/22/2026 04 PM PDT 6.48 48 - Normal
04/22/2026 05 PM PDT 6.47 47 - Normal
04/22/2026 06 PM PDT 6.47 47 0 Normal
04/22/2026 07 PM PDT 6.47 47 0 Normal
04/22/2026 08 PM PDT 6.46 46 - Normal
04/22/2026 09 PM PDT 6.46 46 0 Normal
04/22/2026 10 PM PDT 6.45 45 - Normal
04/22/2026 11 PM PDT 6.45 45 0 Normal
04/23/2026 12 AM PDT 6.45 45 0 Normal
04/23/2026 01 AM PDT 6.44 43 - Normal
04/23/2026 02 AM PDT 6.44 43 0 Normal
04/23/2026 03 AM PDT 6.43 42 - Normal
04/23/2026 04 AM PDT 6.43 42 0 Normal
04/23/2026 05 AM PDT 6.43 42 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.
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