MIDDLE CREEK - UPPER LAKE (MUPC1)
Latitude: 39.18º NLongitude: 122.91º WElevation: 1360 FeetForecast Type: Unofficial Location
Location: Lake County in CaliforniaBulletin Group: Lower SacramentoRiver Group: Cache Putah
Issuance Time: Feb 27 2026 at 2:19 PM PSTNext Issuance: Feb 28 2026 at 9:00 AM PST
Action/Monitor: 15.0 FeetMinor 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:  02/27/2026 at 02:22 PM PST
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  02/24/2026 at 11:00 PM PST
# Maximum Observed Stage:                       13.38 Feet
# Maximum Observed Flow:                        2613 cfs
#
# Earliest Date & Time of Maximum Forecast:     02/27/2026 at 03:00 PM PST
# Maximum Forecast Stage:                       7.94 Feet
# Maximum Forecast Flow:                        345 cfs
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Observed Status
# ---------------------------------------------------------------------------------
  02/22/2026 02 PM PST            7.47            219                        Normal
  02/22/2026 03 PM PST            7.60            251         +              Normal
  02/22/2026 04 PM PST            7.75            291         +              Normal
  02/22/2026 05 PM PST            7.91            336         +              Normal
  02/22/2026 06 PM PST            8.07            384         +              Normal
  02/22/2026 07 PM PST            8.19            419         +              Normal
  02/22/2026 08 PM PST            8.22            427         +              Normal
  02/22/2026 09 PM PST            8.23            430         +              Normal
  02/22/2026 10 PM PST            8.24            433         +              Normal
  02/22/2026 11 PM PST            8.23            430         -              Normal
  02/23/2026 12 AM PST            8.26            438         +              Normal
  02/23/2026 01 AM PST            8.29            446         +              Normal
  02/23/2026 02 AM PST            8.33            457         +              Normal
  02/23/2026 03 AM PST            8.35            462         +              Normal
  02/23/2026 04 AM PST            8.37            468         +              Normal
  02/23/2026 05 AM PST            8.36            465         -              Normal
  02/23/2026 06 AM PST            8.33            457         -              Normal
  02/23/2026 07 AM PST            8.30            449         -              Normal
  02/23/2026 08 AM PST            8.26            438         -              Normal
  02/23/2026 09 AM PST            8.22            427         -              Normal
  02/23/2026 10 AM PST            8.18            416         -              Normal
  02/23/2026 11 AM PST            8.14            404         -              Normal
  02/23/2026 12 PM PST            8.11            396         -              Normal
  02/23/2026 01 PM PST            8.08            387         -              Normal
  02/23/2026 02 PM PST            8.05            378         -              Normal
  02/23/2026 03 PM PST            8.02            369         -              Normal
  02/23/2026 04 PM PST            8.00            363         -              Normal
  02/23/2026 05 PM PST            7.96            351         -              Normal
  02/23/2026 06 PM PST            7.95            348         -              Normal
  02/23/2026 07 PM PST            7.92            339         -              Normal
  02/23/2026 08 PM PST            7.90            333         -              Normal
  02/23/2026 09 PM PST            7.90            333         0              Normal
  02/23/2026 10 PM PST            7.91            336         +              Normal
  02/23/2026 11 PM PST            7.93            342         +              Normal
  02/24/2026 12 AM PST            7.98            357         +              Normal
  02/24/2026 01 AM PST            8.05            378         +              Normal
  02/24/2026 02 AM PST            8.11            396         +              Normal
  02/24/2026 03 AM PST            8.20            422         +              Normal
  02/24/2026 04 AM PST            8.35            462         +              Normal
  02/24/2026 05 AM PST            8.53            512         +              Normal
  02/24/2026 06 AM PST            8.74            573         +              Normal
  02/24/2026 07 AM PST            9.08            679         +              Normal
  02/24/2026 08 AM PST            9.46            805         +              Normal
  02/24/2026 09 AM PST            9.78            919         +              Normal
  02/24/2026 10 AM PST            9.94            978         +              Normal
  02/24/2026 11 AM PST           10.05           1020         +              Normal
  02/24/2026 12 PM PST           10.02           1009         -              Normal
  02/24/2026 01 PM PST           10.07           1027         +              Normal
  02/24/2026 02 PM PST           10.11           1043         +              Normal
  02/24/2026 03 PM PST           10.43           1169         +              Normal
  02/24/2026 04 PM PST           10.91           1370         +              Normal
  02/24/2026 05 PM PST           11.46           1617         +              Normal
  02/24/2026 06 PM PST           12.00           1876         +              Normal
  02/24/2026 07 PM PST           12.26           2007         +              Normal
  02/24/2026 08 PM PST           12.75           2264         +              Normal
  02/24/2026 09 PM PST           13.00           2400         +              Normal
  02/24/2026 10 PM PST           13.36           2601         +              Normal
  02/24/2026 11 PM PST           13.38           2613         +              Normal
  02/25/2026 12 AM PST           13.01           2405         -              Normal
  02/25/2026 01 AM PST           12.90           2345         -              Normal
  02/25/2026 02 AM PST           12.60           2184         -              Normal
  02/25/2026 03 AM PST           12.17           1962         -              Normal
  02/25/2026 04 AM PST           11.88           1817         -              Normal
  02/25/2026 05 AM PST           11.73           1744         -              Normal
  02/25/2026 06 AM PST           11.32           1552         -              Normal
  02/25/2026 07 AM PST           11.12           1462         -              Normal
  02/25/2026 08 AM PST           10.97           1396         -              Normal
  02/25/2026 09 AM PST           10.82           1332         -              Normal
  02/25/2026 10 AM PST           10.53           1209         -              Normal
  02/25/2026 11 AM PST           10.35           1137         -              Normal
  02/25/2026 12 PM PST           10.27           1105         -              Normal
  02/25/2026 01 PM PST           10.08           1031         -              Normal
  02/25/2026 02 PM PST           10.03           1012         -              Normal
  02/25/2026 03 PM PST            9.86            948         -              Normal
  02/25/2026 04 PM PST            9.75            908         -              Normal
  02/25/2026 05 PM PST            9.64            868         -              Normal
  02/25/2026 06 PM PST            9.56            840         -              Normal
  02/25/2026 07 PM PST            9.50            819         -              Normal
  02/25/2026 08 PM PST            9.42            792         -              Normal
  02/25/2026 09 PM PST            9.35            768         -              Normal
  02/25/2026 10 PM PST            9.27            741         -              Normal
  02/25/2026 11 PM PST            9.20            718         -              Normal
  02/26/2026 12 AM PST            9.14            698         -              Normal
  02/26/2026 01 AM PST            9.09            682         -              Normal
  02/26/2026 02 AM PST            9.03            662         -              Normal
  02/26/2026 03 AM PST            8.98            647         -              Normal
  02/26/2026 04 AM PST            8.93            631         -              Normal
  02/26/2026 05 AM PST            8.89            619         -              Normal
  02/26/2026 06 AM PST            8.86            609         -              Normal
  02/26/2026 07 AM PST            8.80            591         -              Normal
  02/26/2026 08 AM PST            8.76            579         -              Normal
  02/26/2026 09 AM PST            8.71            565         -              Normal
  02/26/2026 10 AM PST            8.67            553         -              Normal
  02/26/2026 11 AM PST            8.64            544         -              Normal
  02/26/2026 12 PM PST            8.60            532         -              Normal
  02/26/2026 01 PM PST            8.56            521         -              Normal
  02/26/2026 02 PM PST            8.52            510         -              Normal
  02/26/2026 03 PM PST            8.50            504         -              Normal
  02/26/2026 04 PM PST            8.46            493         -              Normal
  02/26/2026 05 PM PST            8.42            481         -              Normal
  02/26/2026 06 PM PST            8.39            473         -              Normal
  02/26/2026 07 PM PST            8.36            465         -              Normal
  02/26/2026 08 PM PST            8.33            457         -              Normal
  02/26/2026 09 PM PST            8.30            449         -              Normal
  02/26/2026 10 PM PST            8.27            441         -              Normal
  02/26/2026 11 PM PST            8.25            435         -              Normal
  02/27/2026 12 AM PST            8.22            427         -              Normal
  02/27/2026 01 AM PST            8.20            422         -              Normal
  02/27/2026 02 AM PST            8.17            413         -              Normal
  02/27/2026 03 AM PST            8.16            410         -              Normal
  02/27/2026 04 AM PST            8.13            402         -              Normal
  02/27/2026 05 AM PST            8.11            396         -              Normal
  02/27/2026 06 AM PST            8.09            390         -              Normal
  02/27/2026 07 AM PST            8.06            381         -              Normal
  02/27/2026 08 AM PST            8.05            378         -              Normal
  02/27/2026 09 AM PST            8.03            372         -              Normal
  02/27/2026 10 AM PST            8.01            366         -              Normal
  02/27/2026 11 AM PST            7.99            360         -              Normal
  02/27/2026 12 PM PST            7.98            357         -              Normal
  02/27/2026 01 PM PST            7.96            351         -              Normal
  02/27/2026 02 PM PST            7.95            348         -              Normal
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Forecast Status
# ---------------------------------------------------------------------------------
  02/27/2026 03 PM PST            7.94            345                        Normal
  02/27/2026 04 PM PST            7.93            342         -              Normal
  02/27/2026 05 PM PST            7.91            336         -              Normal
  02/27/2026 06 PM PST            7.90            333         -              Normal
  02/27/2026 07 PM PST            7.89            330         -              Normal
  02/27/2026 08 PM PST            7.88            327         -              Normal
  02/27/2026 09 PM PST            7.86            322         -              Normal
  02/27/2026 10 PM PST            7.85            319         -              Normal
  02/27/2026 11 PM PST            7.84            316         -              Normal
  02/28/2026 12 AM PST            7.83            313         -              Normal
  02/28/2026 01 AM PST            7.82            310         -              Normal
  02/28/2026 02 AM PST            7.80            305         -              Normal
  02/28/2026 03 AM PST            7.79            302         -              Normal
  02/28/2026 04 AM PST            7.78            299         -              Normal
  02/28/2026 05 AM PST            7.77            296         -              Normal
  02/28/2026 06 AM PST            7.76            294         -              Normal
  02/28/2026 07 AM PST            7.75            291         -              Normal
  02/28/2026 08 AM PST            7.74            288         -              Normal
  02/28/2026 09 AM PST            7.73            285         -              Normal
  02/28/2026 10 AM PST            7.72            282         -              Normal
  02/28/2026 11 AM PST            7.71            280         -              Normal
  02/28/2026 12 PM PST            7.70            277         -              Normal
  02/28/2026 01 PM PST            7.68            272         -              Normal
  02/28/2026 02 PM PST            7.67            269         -              Normal
  02/28/2026 03 PM PST            7.66            266         -              Normal
  02/28/2026 04 PM PST            7.65            264         -              Normal
  02/28/2026 05 PM PST            7.64            261         -              Normal
  02/28/2026 06 PM PST            7.63            259         -              Normal
  02/28/2026 07 PM PST            7.62            256         -              Normal
  02/28/2026 08 PM PST            7.61            254         -              Normal
  02/28/2026 09 PM PST            7.60            251         -              Normal
  02/28/2026 10 PM PST            7.59            248         -              Normal
  02/28/2026 11 PM PST            7.58            246         -              Normal
  03/01/2026 12 AM PST            7.57            243         -              Normal
  03/01/2026 01 AM PST            7.56            241         -              Normal
  03/01/2026 02 AM PST            7.55            238         -              Normal
  03/01/2026 03 AM PST            7.54            236         -              Normal
  03/01/2026 04 AM PST            7.53            233         -              Normal
  03/01/2026 05 AM PST            7.52            231         -              Normal
  03/01/2026 06 AM PST            7.51            228         -              Normal
  03/01/2026 07 AM PST            7.50            226         -              Normal
  03/01/2026 08 AM PST            7.49            223         -              Normal
  03/01/2026 09 AM PST            7.49            223         0              Normal
  03/01/2026 10 AM PST            7.47            219         -              Normal
  03/01/2026 11 AM PST            7.47            219         0              Normal
  03/01/2026 12 PM PST            7.46            216         -              Normal
  03/01/2026 01 PM PST            7.45            214         -              Normal
  03/01/2026 02 PM PST            7.44            211         -              Normal
  03/01/2026 03 PM PST            7.43            209         -              Normal
  03/01/2026 04 PM PST            7.42            207         -              Normal
  03/01/2026 05 PM PST            7.41            204         -              Normal
  03/01/2026 06 PM PST            7.40            202         -              Normal
  03/01/2026 07 PM PST            7.39            200         -              Normal
  03/01/2026 08 PM PST            7.38            197         -              Normal
  03/01/2026 09 PM PST            7.38            197         0              Normal
  03/01/2026 10 PM PST            7.37            195         -              Normal
  03/01/2026 11 PM PST            7.36            193         -              Normal
  03/02/2026 12 AM PST            7.35            190         -              Normal
  03/02/2026 01 AM PST            7.34            188         -              Normal
  03/02/2026 02 AM PST            7.33            186         -              Normal
  03/02/2026 03 AM PST            7.33            186         0              Normal
  03/02/2026 04 AM PST            7.32            183         -              Normal
  03/02/2026 05 AM PST            7.31            181         -              Normal
  03/02/2026 06 AM PST            7.30            179         -              Normal
  03/02/2026 07 AM PST            7.29            177         -              Normal
  03/02/2026 08 AM PST            7.28            175         -              Normal
  03/02/2026 09 AM PST            7.27            172         -              Normal
  03/02/2026 10 AM PST            7.26            170         -              Normal
  03/02/2026 11 AM PST            7.26            170         0              Normal
  03/02/2026 12 PM PST            7.25            168         -              Normal
  03/02/2026 01 PM PST            7.24            166         -              Normal
  03/02/2026 02 PM PST            7.23            164         -              Normal
  03/02/2026 03 PM PST            7.22            162         -              Normal
  03/02/2026 04 PM PST            7.21            160         -              Normal
  03/02/2026 05 PM PST            7.21            160         0              Normal
  03/02/2026 06 PM PST            7.20            158         -              Normal
  03/02/2026 07 PM PST            7.19            156         -              Normal
  03/02/2026 08 PM PST            7.18            154         -              Normal
  03/02/2026 09 PM PST            7.17            152         -              Normal
  03/02/2026 10 PM PST            7.16            150         -              Normal
  03/02/2026 11 PM PST            7.15            148         -              Normal
  03/03/2026 12 AM PST            7.15            148         0              Normal
  03/03/2026 01 AM PST            7.14            146         -              Normal
  03/03/2026 02 AM PST            7.13            144         -              Normal
  03/03/2026 03 AM PST            7.12            143         -              Normal
  03/03/2026 04 AM PST            7.11            141         -              Normal
  03/03/2026 05 AM PST            7.10            139         -              Normal
  03/03/2026 06 AM PST            7.09            137         -              Normal
  03/03/2026 07 AM PST            7.09            137         0              Normal
  03/03/2026 08 AM PST            7.08            135         -              Normal
  03/03/2026 09 AM PST            7.07            134         -              Normal
  03/03/2026 10 AM PST            7.06            132         -              Normal
  03/03/2026 11 AM PST            7.05            130         -              Normal
  03/03/2026 12 PM PST            7.05            130         0              Normal
  03/03/2026 01 PM PST            7.04            129         -              Normal
  03/03/2026 02 PM PST            7.04            129         0              Normal
  03/03/2026 03 PM PST            7.03            127         -              Normal
  03/03/2026 04 PM PST            7.03            127         0              Normal
  03/03/2026 05 PM PST            7.02            125         -              Normal
  03/03/2026 06 PM PST            7.02            125         0              Normal
  03/03/2026 07 PM PST            7.01            124         -              Normal
  03/03/2026 08 PM PST            7.01            124         0              Normal
  03/03/2026 09 PM PST            7.01            124         0              Normal
  03/03/2026 10 PM PST            7.00            122         -              Normal
  03/03/2026 11 PM PST            7.00            122         0              Normal
  03/04/2026 12 AM PST            6.99            120         -              Normal
  03/04/2026 01 AM PST            6.99            120         0              Normal
  03/04/2026 02 AM PST            6.99            120         0              Normal
  03/04/2026 03 AM PST            6.98            119         -              Normal
  03/04/2026 04 AM PST            6.98            119         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.