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

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DRY CREEK - GEYSERVILLE (DGYC1)
Latitude: 38.70º NLongitude: 122.96º WElevation: 158 Feet
Location: Sonoma County in CaliforniaBulletin Group: Russian NapaRiver Group: Russian Napa
Issuance Time: May 09 2025 at 8:12 AM PDTNext Issuance: May 10 2025 at 9:00 AM PDT
Action/Monitor: 10.0 FeetMinor Flood: 15.0 FeetModerate Flood: N/A Major Flood: N/A


# Tabular Observed and Forecast Hydrograph Information
#
# Location: Dry Creek - Geyserville (DGYC1)
#
# File Generation Time:  05/09/2025 at 08:13 AM PDT
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  05/08/2025 at 07:00 AM PDT
# Maximum Observed Stage:                       1.13 Feet
# Maximum Observed Flow:                        123 cfs
#
# Earliest Date & Time of Maximum Forecast:     05/12/2025 at 07:00 PM PDT
# Maximum Forecast Stage:                       1.03 Feet
# Maximum Forecast Flow:                        109 cfs
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Observed Status
# ---------------------------------------------------------------------------------
  05/04/2025 08 AM PDT            1.11            120                        Normal
  05/04/2025 09 AM PDT            1.06            113         -              Normal
  05/04/2025 10 AM PDT            1.06            113         0              Normal
  05/04/2025 11 AM PDT            1.03            109         -              Normal
  05/04/2025 12 PM PDT            1.03            109         0              Normal
  05/04/2025 01 PM PDT            1.01            106         -              Normal
  05/04/2025 02 PM PDT            1.04            111         +              Normal
  05/04/2025 03 PM PDT            1.04            111         0              Normal
  05/04/2025 04 PM PDT            1.03            109         -              Normal
  05/04/2025 05 PM PDT            1.02            108         -              Normal
  05/04/2025 06 PM PDT            1.01            106         -              Normal
  05/04/2025 07 PM PDT            1.04            111         +              Normal
  05/04/2025 08 PM PDT            0.98            103         -              Normal
  05/04/2025 09 PM PDT            0.98            103         0              Normal
  05/04/2025 10 PM PDT            0.98            103         0              Normal
  05/04/2025 11 PM PDT            0.98            103         0              Normal
  05/05/2025 12 AM PDT            1.10            119         +              Normal
  05/05/2025 01 AM PDT            1.03            109         -              Normal
  05/05/2025 02 AM PDT            1.00            105         -              Normal
  05/05/2025 03 AM PDT            0.98            103         -              Normal
  05/05/2025 04 AM PDT            1.01            106         +              Normal
  05/05/2025 05 AM PDT            1.00            105         -              Normal
  05/05/2025 06 AM PDT            0.98            103         -              Normal
  05/05/2025 07 AM PDT            0.98            103         0              Normal
  05/05/2025 08 AM PDT            1.00            105         +              Normal
  05/05/2025 09 AM PDT            0.98            103         -              Normal
  05/05/2025 10 AM PDT            0.97            103         -              Normal
  05/05/2025 11 AM PDT            1.00            105         +              Normal
  05/05/2025 12 PM PDT            0.97            103         -              Normal
  05/05/2025 01 PM PDT            0.97            103         0              Normal
  05/05/2025 02 PM PDT            0.98            103         +              Normal
  05/05/2025 03 PM PDT            1.00            105         +              Normal
  05/05/2025 04 PM PDT            0.98            103         -              Normal
  05/05/2025 05 PM PDT            0.97            103         -              Normal
  05/05/2025 06 PM PDT            0.98            103         +              Normal
  05/05/2025 07 PM PDT            0.98            103         0              Normal
  05/05/2025 08 PM PDT            0.97            103         -              Normal
  05/05/2025 09 PM PDT            1.02            108         +              Normal
  05/05/2025 10 PM PDT            0.97            103         -              Normal
  05/05/2025 11 PM PDT            0.98            103         +              Normal
  05/06/2025 12 AM PDT            0.97            103         -              Normal
  05/06/2025 01 AM PDT            1.10            119         +              Normal
  05/06/2025 02 AM PDT            1.03            109         -              Normal
  05/06/2025 03 AM PDT            0.96            102         -              Normal
  05/06/2025 04 AM PDT            1.03            109         +              Normal
  05/06/2025 05 AM PDT            1.03            109         0              Normal
  05/06/2025 06 AM PDT            1.00            105         -              Normal
  05/06/2025 07 AM PDT            1.03            109         +              Normal
  05/06/2025 08 AM PDT            1.00            105         -              Normal
  05/06/2025 09 AM PDT            1.00            105         0              Normal
  05/06/2025 10 AM PDT            1.00            105         0              Normal
  05/06/2025 11 AM PDT            1.00            105         0              Normal
  05/06/2025 12 PM PDT            0.98            103         -              Normal
  05/06/2025 01 PM PDT            1.01            106         +              Normal
  05/06/2025 02 PM PDT            1.01            106         0              Normal
  05/06/2025 03 PM PDT            1.05            112         +              Normal
  05/06/2025 04 PM PDT            1.07            115         +              Normal
  05/06/2025 05 PM PDT            0.98            103         -              Normal
  05/06/2025 06 PM PDT            1.00            105         +              Normal
  05/06/2025 07 PM PDT            1.08            116         +              Normal
  05/06/2025 08 PM PDT            1.02            108         -              Normal
  05/06/2025 09 PM PDT            0.98            103         -              Normal
  05/06/2025 10 PM PDT            0.98            103         0              Normal
  05/06/2025 11 PM PDT            0.98            103         0              Normal
  05/07/2025 12 AM PDT            0.98            103         0              Normal
  05/07/2025 01 AM PDT            0.98            103         0              Normal
  05/07/2025 02 AM PDT            1.06            113         +              Normal
  05/07/2025 03 AM PDT            1.00            105         -              Normal
  05/07/2025 04 AM PDT            1.00            105         0              Normal
  05/07/2025 05 AM PDT            1.00            105         0              Normal
  05/07/2025 06 AM PDT            0.98            103         -              Normal
  05/07/2025 07 AM PDT            1.01            106         +              Normal
  05/07/2025 08 AM PDT            0.98            103         -              Normal
  05/07/2025 09 AM PDT            0.98            103         0              Normal
  05/07/2025 10 AM PDT            1.00            105         +              Normal
  05/07/2025 11 AM PDT            1.00            105         0              Normal
  05/07/2025 12 PM PDT            1.00            105         0              Normal
  05/07/2025 01 PM PDT            1.00            105         0              Normal
  05/07/2025 02 PM PDT            0.98            103         -              Normal
  05/07/2025 03 PM PDT            0.98            103         0              Normal
  05/07/2025 04 PM PDT            1.07            115         +              Normal
  05/07/2025 05 PM PDT            1.09            118         +              Normal
  05/07/2025 06 PM PDT            1.10            119         +              Normal
  05/07/2025 07 PM PDT            1.10            119         0              Normal
  05/07/2025 08 PM PDT            1.12            122         +              Normal
  05/07/2025 09 PM PDT            1.11            120         -              Normal
  05/07/2025 10 PM PDT            1.11            120         0              Normal
  05/07/2025 11 PM PDT            1.12            122         +              Normal
  05/08/2025 12 AM PDT            1.12            122         0              Normal
  05/08/2025 01 AM PDT            1.12            122         0              Normal
  05/08/2025 02 AM PDT            1.13            123         +              Normal
  05/08/2025 03 AM PDT            1.12            122         -              Normal
  05/08/2025 04 AM PDT            1.12            122         0              Normal
  05/08/2025 05 AM PDT            1.13            123         +              Normal
  05/08/2025 06 AM PDT            1.13            123         0              Normal
  05/08/2025 07 AM PDT            1.13            123         0              Normal
  05/08/2025 08 AM PDT            1.07            115         -              Normal
  05/08/2025 09 AM PDT            1.08            116         +              Normal
  05/08/2025 10 AM PDT            1.08            116         0              Normal
  05/08/2025 11 AM PDT            1.09            118         +              Normal
  05/08/2025 12 PM PDT            1.08            116         -              Normal
  05/08/2025 01 PM PDT            1.06            113         -              Normal
  05/08/2025 02 PM PDT            1.06            113         0              Normal
  05/08/2025 03 PM PDT            1.06            113         0              Normal
  05/08/2025 04 PM PDT            1.07            115         +              Normal
  05/08/2025 05 PM PDT            1.06            113         -              Normal
  05/08/2025 06 PM PDT            1.06            113         0              Normal
  05/08/2025 07 PM PDT            1.06            113         0              Normal
  05/08/2025 08 PM PDT            1.06            113         0              Normal
  05/08/2025 09 PM PDT            1.08            116         +              Normal
  05/08/2025 10 PM PDT            1.08            116         0              Normal
  05/08/2025 11 PM PDT            1.07            115         -              Normal
  05/09/2025 12 AM PDT            1.07            115         0              Normal
  05/09/2025 01 AM PDT            1.07            115         0              Normal
  05/09/2025 02 AM PDT            1.08            116         +              Normal
  05/09/2025 03 AM PDT            1.08            116         0              Normal
  05/09/2025 04 AM PDT            1.08            116         0              Normal
  05/09/2025 05 AM PDT            1.09            118         +              Normal
  05/09/2025 06 AM PDT            1.08            116         -              Normal
  05/09/2025 07 AM PDT            1.06            113         -              Normal
  05/09/2025 08 AM PDT            1.04            111         -              Normal
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Forecast Status
# ---------------------------------------------------------------------------------
  05/09/2025 09 AM PDT            1.02            108                        Normal
  05/09/2025 10 AM PDT            1.02            108         0              Normal
  05/09/2025 11 AM PDT            1.02            108         0              Normal
  05/09/2025 12 PM PDT            1.02            108         0              Normal
  05/09/2025 01 PM PDT            1.02            108         0              Normal
  05/09/2025 02 PM PDT            1.02            108         0              Normal
  05/09/2025 03 PM PDT            1.02            108         0              Normal
  05/09/2025 04 PM PDT            1.02            108         0              Normal
  05/09/2025 05 PM PDT            1.02            108         0              Normal
  05/09/2025 06 PM PDT            1.02            108         0              Normal
  05/09/2025 07 PM PDT            1.02            108         0              Normal
  05/09/2025 08 PM PDT            1.02            108         0              Normal
  05/09/2025 09 PM PDT            1.02            108         0              Normal
  05/09/2025 10 PM PDT            1.02            108         0              Normal
  05/09/2025 11 PM PDT            1.02            108         0              Normal
  05/10/2025 12 AM PDT            1.02            108         0              Normal
  05/10/2025 01 AM PDT            1.02            108         0              Normal
  05/10/2025 02 AM PDT            1.02            108         0              Normal
  05/10/2025 03 AM PDT            1.02            108         0              Normal
  05/10/2025 04 AM PDT            1.02            108         0              Normal
  05/10/2025 05 AM PDT            1.02            108         0              Normal
  05/10/2025 06 AM PDT            1.02            108         0              Normal
  05/10/2025 07 AM PDT            1.02            108         0              Normal
  05/10/2025 08 AM PDT            1.02            108         0              Normal
  05/10/2025 09 AM PDT            1.02            108         0              Normal
  05/10/2025 10 AM PDT            1.02            108         0              Normal
  05/10/2025 11 AM PDT            1.02            108         0              Normal
  05/10/2025 12 PM PDT            1.02            108         0              Normal
  05/10/2025 01 PM PDT            1.02            108         0              Normal
  05/10/2025 02 PM PDT            1.02            108         0              Normal
  05/10/2025 03 PM PDT            1.02            108         0              Normal
  05/10/2025 04 PM PDT            1.02            108         0              Normal
  05/10/2025 05 PM PDT            1.02            108         0              Normal
  05/10/2025 06 PM PDT            1.02            108         0              Normal
  05/10/2025 07 PM PDT            1.02            108         0              Normal
  05/10/2025 08 PM PDT            1.02            108         0              Normal
  05/10/2025 09 PM PDT            1.02            108         0              Normal
  05/10/2025 10 PM PDT            1.02            108         0              Normal
  05/10/2025 11 PM PDT            1.02            108         0              Normal
  05/11/2025 12 AM PDT            1.02            108         0              Normal
  05/11/2025 01 AM PDT            1.02            108         0              Normal
  05/11/2025 02 AM PDT            1.02            108         0              Normal
  05/11/2025 03 AM PDT            1.02            108         0              Normal
  05/11/2025 04 AM PDT            1.02            108         0              Normal
  05/11/2025 05 AM PDT            1.02            108         0              Normal
  05/11/2025 06 AM PDT            1.02            108         0              Normal
  05/11/2025 07 AM PDT            1.02            108         0              Normal
  05/11/2025 08 AM PDT            1.02            108         0              Normal
  05/11/2025 09 AM PDT            1.02            108         0              Normal
  05/11/2025 10 AM PDT            1.02            108         0              Normal
  05/11/2025 11 AM PDT            1.02            108         0              Normal
  05/11/2025 12 PM PDT            1.02            108         0              Normal
  05/11/2025 01 PM PDT            1.02            108         0              Normal
  05/11/2025 02 PM PDT            1.02            108         0              Normal
  05/11/2025 03 PM PDT            1.02            108         0              Normal
  05/11/2025 04 PM PDT            1.02            108         0              Normal
  05/11/2025 05 PM PDT            1.02            108         0              Normal
  05/11/2025 06 PM PDT            1.02            108         0              Normal
  05/11/2025 07 PM PDT            1.02            108         0              Normal
  05/11/2025 08 PM PDT            1.02            108         0              Normal
  05/11/2025 09 PM PDT            1.02            108         0              Normal
  05/11/2025 10 PM PDT            1.02            108         0              Normal
  05/11/2025 11 PM PDT            1.02            108         0              Normal
  05/12/2025 12 AM PDT            1.02            108         0              Normal
  05/12/2025 01 AM PDT            1.02            108         0              Normal
  05/12/2025 02 AM PDT            1.02            108         0              Normal
  05/12/2025 03 AM PDT            1.02            108         0              Normal
  05/12/2025 04 AM PDT            1.02            108         0              Normal
  05/12/2025 05 AM PDT            1.02            108         0              Normal
  05/12/2025 06 AM PDT            1.02            108         0              Normal
  05/12/2025 07 AM PDT            1.02            108         0              Normal
  05/12/2025 08 AM PDT            1.02            108         0              Normal
  05/12/2025 09 AM PDT            1.02            108         0              Normal
  05/12/2025 10 AM PDT            1.02            108         0              Normal
  05/12/2025 11 AM PDT            1.02            108         0              Normal
  05/12/2025 12 PM PDT            1.02            108         0              Normal
  05/12/2025 01 PM PDT            1.02            108         0              Normal
  05/12/2025 02 PM PDT            1.02            108         0              Normal
  05/12/2025 03 PM PDT            1.02            108         0              Normal
  05/12/2025 04 PM PDT            1.02            108         0              Normal
  05/12/2025 05 PM PDT            1.02            108         0              Normal
  05/12/2025 06 PM PDT            1.02            108         0              Normal
  05/12/2025 07 PM PDT            1.03            109         +              Normal
  05/12/2025 08 PM PDT            1.03            109         0              Normal
  05/12/2025 09 PM PDT            1.03            109         0              Normal
  05/12/2025 10 PM PDT            1.03            109         0              Normal
  05/12/2025 11 PM PDT            1.02            108         -              Normal
  05/13/2025 12 AM PDT            1.02            108         0              Normal
  05/13/2025 01 AM PDT            1.02            108         0              Normal
  05/13/2025 02 AM PDT            1.02            108         0              Normal
  05/13/2025 03 AM PDT            1.02            108         0              Normal
  05/13/2025 04 AM PDT            1.02            108         0              Normal
  05/13/2025 05 AM PDT            1.01            106         -              Normal
  05/13/2025 06 AM PDT            1.01            106         0              Normal
  05/13/2025 07 AM PDT            1.01            106         0              Normal
  05/13/2025 08 AM PDT            1.01            106         0              Normal
  05/13/2025 09 AM PDT            1.01            106         0              Normal
  05/13/2025 10 AM PDT            1.01            106         0              Normal
  05/13/2025 11 AM PDT            1.01            106         0              Normal
  05/13/2025 12 PM PDT            1.01            106         0              Normal
  05/13/2025 01 PM PDT            1.01            106         0              Normal
  05/13/2025 02 PM PDT            1.01            106         0              Normal
  05/13/2025 03 PM PDT            1.01            106         0              Normal
  05/13/2025 04 PM PDT            1.01            106         0              Normal
  05/13/2025 05 PM PDT            1.01            106         0              Normal
  05/13/2025 06 PM PDT            1.01            106         0              Normal
  05/13/2025 07 PM PDT            1.01            106         0              Normal
  05/13/2025 08 PM PDT            1.01            106         0              Normal
  05/13/2025 09 PM PDT            1.01            106         0              Normal
  05/13/2025 10 PM PDT            1.01            106         0              Normal
  05/13/2025 11 PM PDT            1.01            106         0              Normal
  05/14/2025 12 AM PDT            1.01            106         0              Normal
  05/14/2025 01 AM PDT            1.01            106         0              Normal
  05/14/2025 02 AM PDT            1.01            106         0              Normal
  05/14/2025 03 AM PDT            1.01            106         0              Normal
  05/14/2025 04 AM PDT            1.01            106         0              Normal
  05/14/2025 05 AM PDT            1.01            106         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.