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MARK WEST CREEK - MIRABEL HEIGHTS (MWEC1)
| Latitude: 38.49º N | Longitude: 122.85º W | Elevation: 50 Feet | | | |
| Location: Sonoma County in California | Bulletin Group: Russian Napa | River Group: Russian Napa |
| Issuance Time: | Feb 01 2026 at 7:13 AM PST | Next Issuance: | Feb 02 2026 at 9:00 AM PST
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| Action/Monitor: 50.5 Feet | Minor Flood: 55.0 Feet | Moderate Flood: 59.0 Feet | Major Flood: 65.0 Feet |
# Tabular Observed and Forecast Hydrograph Information
#
# Location: Mark West Creek - Mirabel Heights (MWEC1)
#
# File Generation Time: 02/01/2026 at 07:14 AM PST
# Data Interval: 1 Hour
#
# Most Recent Date & Time of Maximum Observed: 01/28/2026 at 04:00 PM PST
# Maximum Observed Stage: 40.89 Feet
# Maximum Observed Flow: 66 cfs
#
# Earliest Date & Time of Maximum Forecast: 02/01/2026 at 08:00 AM PST
# Maximum Forecast Stage: 40.66 Feet
# Maximum Forecast Flow: 56 cfs
#
# OBSERVED
#
# Date & Time (Local) Stage (Feet) Flow (cfs) Trend Observed Status
# ---------------------------------------------------------------------------------
01/27/2026 07 AM PST 40.85 64 Normal
01/27/2026 08 AM PST 40.84 63 - Normal
01/27/2026 09 AM PST 40.84 63 0 Normal
01/27/2026 10 AM PST 40.84 63 0 Normal
01/27/2026 11 AM PST 40.84 63 0 Normal
01/27/2026 12 PM PST 40.83 63 - Normal
01/27/2026 01 PM PST 40.83 63 0 Normal
01/27/2026 02 PM PST 40.83 63 0 Normal
01/27/2026 03 PM PST 40.83 63 0 Normal
01/27/2026 04 PM PST 40.82 63 - Normal
01/27/2026 05 PM PST 40.83 63 + Normal
01/27/2026 06 PM PST 40.82 63 - Normal
01/27/2026 07 PM PST 40.83 63 + Normal
01/27/2026 08 PM PST 40.82 63 - Normal
01/27/2026 09 PM PST 40.82 63 0 Normal
01/27/2026 10 PM PST 40.82 63 0 Normal
01/27/2026 11 PM PST 40.82 63 0 Normal
01/28/2026 12 AM PST 40.82 63 0 Normal
01/28/2026 01 AM PST 40.83 63 + Normal
01/28/2026 02 AM PST 40.83 63 0 Normal
01/28/2026 03 AM PST 40.84 63 + Normal
01/28/2026 04 AM PST 40.85 64 + Normal
01/28/2026 05 AM PST 40.86 64 + Normal
01/28/2026 06 AM PST 40.86 64 0 Normal
01/28/2026 07 AM PST 40.87 65 + Normal
01/28/2026 08 AM PST 40.87 65 0 Normal
01/28/2026 09 AM PST 40.87 65 0 Normal
01/28/2026 10 AM PST 40.87 65 0 Normal
01/28/2026 11 AM PST 40.88 65 + Normal
01/28/2026 12 PM PST 40.88 65 0 Normal
01/28/2026 01 PM PST 40.88 65 0 Normal
01/28/2026 02 PM PST 40.89 66 + Normal
01/28/2026 03 PM PST 40.89 66 0 Normal
01/28/2026 04 PM PST 40.89 66 0 Normal
01/28/2026 05 PM PST 40.88 65 - Normal
01/28/2026 06 PM PST 40.87 65 - Normal
01/28/2026 07 PM PST 40.87 65 0 Normal
01/28/2026 08 PM PST 40.87 65 0 Normal
01/28/2026 09 PM PST 40.86 64 - Normal
01/28/2026 10 PM PST 40.86 64 0 Normal
01/28/2026 11 PM PST 40.86 64 0 Normal
01/29/2026 12 AM PST 40.85 64 - Normal
01/29/2026 01 AM PST 40.85 64 0 Normal
01/29/2026 02 AM PST 40.84 63 - Normal
01/29/2026 03 AM PST 40.84 63 0 Normal
01/29/2026 04 AM PST 40.83 63 - Normal
01/29/2026 05 AM PST 40.83 63 0 Normal
01/29/2026 06 AM PST 40.82 63 - Normal
01/29/2026 07 AM PST 40.82 63 0 Normal
01/29/2026 08 AM PST 40.81 62 - Normal
01/29/2026 09 AM PST 40.81 62 0 Normal
01/29/2026 10 AM PST 40.80 62 - Normal
01/29/2026 11 AM PST 40.80 62 0 Normal
01/29/2026 12 PM PST 40.80 62 0 Normal
01/29/2026 01 PM PST 40.79 61 - Normal
01/29/2026 02 PM PST 40.79 61 0 Normal
01/29/2026 03 PM PST 40.79 61 0 Normal
01/29/2026 04 PM PST 40.79 61 0 Normal
01/29/2026 05 PM PST 40.78 61 - Normal
01/29/2026 06 PM PST 40.78 61 0 Normal
01/29/2026 07 PM PST 40.77 60 - Normal
01/29/2026 08 PM PST 40.77 60 0 Normal
01/29/2026 09 PM PST 40.76 60 - Normal
01/29/2026 10 PM PST 40.76 60 0 Normal
01/29/2026 11 PM PST 40.76 60 0 Normal
01/30/2026 12 AM PST 40.76 60 0 Normal
01/30/2026 01 AM PST 40.75 60 - Normal
01/30/2026 02 AM PST 40.75 60 0 Normal
01/30/2026 03 AM PST 40.75 60 0 Normal
01/30/2026 04 AM PST 40.74 59 - Normal
01/30/2026 05 AM PST 40.74 59 0 Normal
01/30/2026 06 AM PST 40.74 59 0 Normal
01/30/2026 07 AM PST 40.74 59 0 Normal
01/30/2026 08 AM PST 40.73 59 - Normal
01/30/2026 09 AM PST 40.73 59 0 Normal
01/30/2026 10 AM PST 40.73 59 0 Normal
01/30/2026 11 AM PST 40.73 59 0 Normal
01/30/2026 12 PM PST 40.73 59 0 Normal
01/30/2026 01 PM PST 40.73 59 0 Normal
01/30/2026 02 PM PST 40.73 59 0 Normal
01/30/2026 03 PM PST 40.73 59 0 Normal
01/30/2026 04 PM PST 40.72 58 - Normal
01/30/2026 05 PM PST 40.72 58 0 Normal
01/30/2026 06 PM PST 40.72 58 0 Normal
01/30/2026 07 PM PST 40.71 58 - Normal
01/30/2026 08 PM PST 40.71 58 0 Normal
01/30/2026 09 PM PST 40.72 58 + Normal
01/30/2026 10 PM PST 40.72 58 0 Normal
01/30/2026 11 PM PST 40.72 58 0 Normal
01/31/2026 12 AM PST 40.71 58 - Normal
01/31/2026 01 AM PST 40.71 58 0 Normal
01/31/2026 02 AM PST 40.71 58 0 Normal
01/31/2026 03 AM PST 40.71 58 0 Normal
01/31/2026 04 AM PST 40.70 58 - Normal
01/31/2026 05 AM PST 40.70 58 0 Normal
01/31/2026 06 AM PST 40.70 58 0 Normal
01/31/2026 07 AM PST 40.69 57 - Normal
01/31/2026 08 AM PST 40.69 57 0 Normal
01/31/2026 09 AM PST 40.69 57 0 Normal
01/31/2026 10 AM PST 40.69 57 0 Normal
01/31/2026 11 AM PST 40.68 57 - Normal
01/31/2026 12 PM PST 40.69 57 + Normal
01/31/2026 01 PM PST 40.68 57 - Normal
01/31/2026 02 PM PST 40.69 57 + Normal
01/31/2026 03 PM PST 40.68 57 - Normal
01/31/2026 04 PM PST 40.68 57 0 Normal
01/31/2026 05 PM PST 40.68 57 0 Normal
01/31/2026 06 PM PST 40.68 57 0 Normal
01/31/2026 07 PM PST 40.69 57 + Normal
01/31/2026 08 PM PST 40.69 57 0 Normal
01/31/2026 09 PM PST 40.69 57 0 Normal
01/31/2026 10 PM PST 40.68 57 - Normal
01/31/2026 11 PM PST 40.68 57 0 Normal
02/01/2026 12 AM PST 40.68 57 0 Normal
02/01/2026 01 AM PST 40.68 57 0 Normal
02/01/2026 02 AM PST 40.68 57 0 Normal
02/01/2026 03 AM PST 40.68 57 0 Normal
02/01/2026 04 AM PST 40.67 56 - Normal
02/01/2026 05 AM PST 40.67 56 0 Normal
02/01/2026 06 AM PST 40.67 56 0 Normal
02/01/2026 07 AM PST 40.67 56 0 Normal
#
# FORECAST
#
# Date & Time (Local) Stage (Feet) Flow (cfs) Trend Forecast Status
# ---------------------------------------------------------------------------------
02/01/2026 08 AM PST 40.66 56 Normal
02/01/2026 09 AM PST 40.66 56 0 Normal
02/01/2026 10 AM PST 40.66 56 0 Normal
02/01/2026 11 AM PST 40.66 56 0 Normal
02/01/2026 12 PM PST 40.66 56 0 Normal
02/01/2026 01 PM PST 40.65 56 - Normal
02/01/2026 02 PM PST 40.65 56 0 Normal
02/01/2026 03 PM PST 40.65 56 0 Normal
02/01/2026 04 PM PST 40.65 56 0 Normal
02/01/2026 05 PM PST 40.65 56 0 Normal
02/01/2026 06 PM PST 40.65 56 0 Normal
02/01/2026 07 PM PST 40.64 55 - Normal
02/01/2026 08 PM PST 40.64 55 0 Normal
02/01/2026 09 PM PST 40.64 55 0 Normal
02/01/2026 10 PM PST 40.64 55 0 Normal
02/01/2026 11 PM PST 40.64 55 0 Normal
02/02/2026 12 AM PST 40.63 55 - Normal
02/02/2026 01 AM PST 40.63 55 0 Normal
02/02/2026 02 AM PST 40.63 55 0 Normal
02/02/2026 03 AM PST 40.63 55 0 Normal
02/02/2026 04 AM PST 40.63 55 0 Normal
02/02/2026 05 AM PST 40.63 55 0 Normal
02/02/2026 06 AM PST 40.63 55 0 Normal
02/02/2026 07 AM PST 40.62 54 - Normal
02/02/2026 08 AM PST 40.62 54 0 Normal
02/02/2026 09 AM PST 40.62 54 0 Normal
02/02/2026 10 AM PST 40.62 54 0 Normal
02/02/2026 11 AM PST 40.62 54 0 Normal
02/02/2026 12 PM PST 40.62 54 0 Normal
02/02/2026 01 PM PST 40.62 54 0 Normal
02/02/2026 02 PM PST 40.61 54 - Normal
02/02/2026 03 PM PST 40.61 54 0 Normal
02/02/2026 04 PM PST 40.61 54 0 Normal
02/02/2026 05 PM PST 40.61 54 0 Normal
02/02/2026 06 PM PST 40.61 54 0 Normal
02/02/2026 07 PM PST 40.61 54 0 Normal
02/02/2026 08 PM PST 40.61 54 0 Normal
02/02/2026 09 PM PST 40.60 54 - Normal
02/02/2026 10 PM PST 40.60 54 0 Normal
02/02/2026 11 PM PST 40.60 54 0 Normal
02/03/2026 12 AM PST 40.60 54 0 Normal
02/03/2026 01 AM PST 40.59 53 - Normal
02/03/2026 02 AM PST 40.59 53 0 Normal
02/03/2026 03 AM PST 40.59 53 0 Normal
02/03/2026 04 AM PST 40.59 53 0 Normal
02/03/2026 05 AM PST 40.59 53 0 Normal
02/03/2026 06 AM PST 40.58 53 - Normal
02/03/2026 07 AM PST 40.58 53 0 Normal
02/03/2026 08 AM PST 40.58 53 0 Normal
02/03/2026 09 AM PST 40.58 53 0 Normal
02/03/2026 10 AM PST 40.58 53 0 Normal
02/03/2026 11 AM PST 40.58 53 0 Normal
02/03/2026 12 PM PST 40.57 53 - Normal
02/03/2026 01 PM PST 40.57 53 0 Normal
02/03/2026 02 PM PST 40.57 53 0 Normal
02/03/2026 03 PM PST 40.57 53 0 Normal
02/03/2026 04 PM PST 40.57 53 0 Normal
02/03/2026 05 PM PST 40.57 53 0 Normal
02/03/2026 06 PM PST 40.56 52 - Normal
02/03/2026 07 PM PST 40.56 52 0 Normal
02/03/2026 08 PM PST 40.56 52 0 Normal
02/03/2026 09 PM PST 40.56 52 0 Normal
02/03/2026 10 PM PST 40.56 52 0 Normal
02/03/2026 11 PM PST 40.56 52 0 Normal
02/04/2026 12 AM PST 40.56 52 0 Normal
02/04/2026 01 AM PST 40.55 52 - Normal
02/04/2026 02 AM PST 40.55 52 0 Normal
02/04/2026 03 AM PST 40.55 52 0 Normal
02/04/2026 04 AM PST 40.55 52 0 Normal
02/04/2026 05 AM PST 40.55 52 0 Normal
02/04/2026 06 AM PST 40.55 52 0 Normal
02/04/2026 07 AM PST 40.55 52 0 Normal
02/04/2026 08 AM PST 40.54 51 - Normal
02/04/2026 09 AM PST 40.54 51 0 Normal
02/04/2026 10 AM PST 40.54 51 0 Normal
02/04/2026 11 AM PST 40.54 51 0 Normal
02/04/2026 12 PM PST 40.54 51 0 Normal
02/04/2026 01 PM PST 40.54 51 0 Normal
02/04/2026 02 PM PST 40.54 51 0 Normal
02/04/2026 03 PM PST 40.53 51 - Normal
02/04/2026 04 PM PST 40.53 51 0 Normal
02/04/2026 05 PM PST 40.53 51 0 Normal
02/04/2026 06 PM PST 40.53 51 0 Normal
02/04/2026 07 PM PST 40.53 51 0 Normal
02/04/2026 08 PM PST 40.53 51 0 Normal
02/04/2026 09 PM PST 40.53 51 0 Normal
02/04/2026 10 PM PST 40.52 51 - Normal
02/04/2026 11 PM PST 40.52 51 0 Normal
02/05/2026 12 AM PST 40.52 51 0 Normal
02/05/2026 01 AM PST 40.52 51 0 Normal
02/05/2026 02 AM PST 40.52 51 0 Normal
02/05/2026 03 AM PST 40.52 51 0 Normal
02/05/2026 04 AM PST 40.52 51 0 Normal
02/05/2026 05 AM PST 40.52 51 0 Normal
02/05/2026 06 AM PST 40.52 51 0 Normal
02/05/2026 07 AM PST 40.51 50 - Normal
02/05/2026 08 AM PST 40.51 50 0 Normal
02/05/2026 09 AM PST 40.51 50 0 Normal
02/05/2026 10 AM PST 40.51 50 0 Normal
02/05/2026 11 AM PST 40.51 50 0 Normal
02/05/2026 12 PM PST 40.51 50 0 Normal
02/05/2026 01 PM PST 40.51 50 0 Normal
02/05/2026 02 PM PST 40.51 50 0 Normal
02/05/2026 03 PM PST 40.50 50 - Normal
02/05/2026 04 PM PST 40.50 50 0 Normal
02/05/2026 05 PM PST 40.50 50 0 Normal
02/05/2026 06 PM PST 40.50 50 0 Normal
02/05/2026 07 PM PST 40.50 50 0 Normal
02/05/2026 08 PM PST 40.50 50 0 Normal
02/05/2026 09 PM PST 40.50 50 0 Normal
02/05/2026 10 PM PST 40.49 49 - Normal
02/05/2026 11 PM PST 40.49 49 0 Normal
02/06/2026 12 AM PST 40.49 49 0 Normal
02/06/2026 01 AM PST 40.49 49 0 Normal
02/06/2026 02 AM PST 40.49 49 0 Normal
02/06/2026 03 AM PST 40.49 49 0 Normal
02/06/2026 04 AM PST 40.49 49 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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