River Forecast
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068
FGUS56 KRSA 230540
RVFRN

RUSSIAN AND NAPA RIVER FORECAST
NATIONAL WEATHER SERVICE / CALIFORNIA NEVADA RFC / SACRAMENTO CA
CALIFORNIA DEPARTMENT OF WATER RESOURCES / SACRAMENTO CA
937 PM PST FRI NOV 22 2024

NEXT ISSUANCE:     SATURDAY, NOVEMBER 23, 2024 AT  9AM PST

FORECASTS THROUGH: WEDNESDAY, NOVEMBER 27, 2024 AT  4AM PST

ATTENTION... THE FOLLOWING STAGES OF PARTICULAR SIGNIFICANCE
             HAVE OCCURRED OR ARE FORECAST TO OCCUR:

MINOR FLOOD STAGE:
        RUSSIAN RIVER - GUERNEVILLE (GUEC1) *
ACTION/MONITOR STAGE:
        NAPA RIVER - NAPA (APCC1) IN 1 HR  *

***********************************************************************
SPECIAL NOTES- Napa River will briefly crest above monitor stage in 1 hr.
The Russian River at Guerneville is forecasted to approach moderate flood stage
(35ft) early Saturday morning, but is forecasted to remain just under.
***********************************************************************

RIVER
   LOCATION               STAGE    FLOW      TIME    DATE         LEAD
   (NWSLI)                (FT)     (CFS)     (PT)  (MM/DD/YY)     TIME
--------------------     ------- --------    ----  ----------    ------
NAVARRO RIVER        OBS   18.4    7,790 AT   9PM   11/22/24      (18)
   NAVARRO           >MI   23.0          NOT EXPECTED
   (NVRC1)           >MD   30.0          NOT EXPECTED
                     >MJ   34.0          NOT EXPECTED
                     MAX   18.4    7,790 AT  CURRENT TIME

RUSSIAN RIVER        OBS   12.4    4,330 AT   9PM   11/22/24      (18)
   HOPLAND           >MI   15.0          NOT EXPECTED
   (HOPC1)           >MD   23.0          NOT EXPECTED
                     >MJ   26.0          NOT EXPECTED
                     MAX   12.4    4,330 AT  CURRENT TIME

RUSSIAN RIVER        OBS   18.8   34,000 AT   9PM   11/22/24      (24)
   HEALDSBURG        >AS   20.0          NOT EXPECTED
   (HEAC1)           >MI   23.0          NOT EXPECTED
                     >MD   27.0          NOT EXPECTED
                     >MJ   29.0          NOT EXPECTED
                     MAX   18.8   34,000 AT  CURRENT TIME

RUSSIAN RIVER        OBS   32.9          AT   9PM   11/22/24      (24)
   GUERNEVILLE       >AS   29.0          AT  CURRENT TIME              *
   (GUEC1)           >MI   32.0          AT  CURRENT TIME              *
                     >MD   35.0          NOT EXPECTED
                     >MJ   40.0          NOT EXPECTED
                     MAX   34.9          AT   6AM   11/23/24 IN   9 HRS*

NAPA RIVER           OBS   12.2    4,100 AT   9PM   11/22/24      (18)
   SAINT HELENA      >AS   16.0          NOT EXPECTED
   (SHEC1)           >MI   18.0          NOT EXPECTED
                     >MD   20.0          NOT EXPECTED
                     >MJ   22.0          NOT EXPECTED
                     MAX   12.2    4,100 AT  CURRENT TIME

NAPA RIVER           OBS   21.9   10,200 AT   9PM   11/22/24      (24)
   NAPA              >AS   22.0          BY  10PM   11/22/24 IN   1 HR *
   (APCC1)           >MI   25.0          NOT EXPECTED
                     >MD   26.0          NOT EXPECTED
                     >MJ   28.0          NOT EXPECTED
                     MAX   22.6   10,900 AT  12AM   11/23/24 IN   3 HRS*

DEFINITIONS:
OBS        MOST RECENT OBSERVATION (MAY BE ESTIMATED)
AS         ACTION/MONITOR STAGE
MI         MINOR FLOOD STAGE
MD         MODERATE FLOOD STAGE
MJ         MAJOR FLOOD STAGE
MAX        MAXIMUM FORECAST WITHIN PERIOD
LEAD TIME  FORECASTS WITHIN THIS PERIOD (HOURS) ARE CONSIDERED
           RELIABLE ENOUGH TO INITIATE PHYSICAL MITIGATION EFFORTS.

*          EVENT EXCEEDS AS/MI/MD/MJ WITHIN LEAD TIME PERIOD

SIM        11/23/2024 @ 0533 UTC

NOTE:      ALL TIMES IN SHEF ENCODED MESSAGES BELOW ARE UTC

.A  NVRC1 20241123 Z DH05/HG   18.4
.ER NVRC1 20241123 Z DH06/DC202411230533/DUE/HGIFE/DIH01
.ER1    18.1/  17.8/  17.5/  17.3/  17.2/  16.8/  16.6/  16.3/  16.0/  15.8/
.ER2    15.5/  15.2/  14.9/  14.6/  14.3/  14.0/  13.7/  13.4/  13.1/  12.9/
.ER3    12.6/  12.4/  12.2/  12.0/  11.7/  11.5/  11.3/  11.2/  11.0/  11.3/
.ER4    10.9/  10.6/  10.5/  10.3/  10.2/  10.0/   9.9/   9.8/   9.7/   9.6/
.ER5     9.5/   9.4/   9.4/   9.3/   9.2/   9.2/   9.1/   9.2/   9.2/   9.3/
.ER6     9.4/   9.4/   9.5/   9.6/   9.6/   9.7/   9.7/   9.7/   9.8/   9.8/
.ER7     9.8/   9.7/   9.7/   9.7/   9.6/   9.6/   9.6/   9.6/   9.6/   9.6/
.ER8     9.6/   9.6/   9.6/   9.7/   9.7/   9.8/   9.8/   9.9/  10.0/  10.1/
.ER9    10.2/  10.3/  10.3/  10.4/  10.5/  10.5/  10.6/  10.6/  10.5/  10.5/
.ER10   10.4/  10.3/  10.2/  10.1/  10.0/   9.9/   9.9/   9.8/   9.7/   9.7/
.ER11    9.6/   9.5/   9.4/

.A  HOPC1 20241123 Z DH05/HG   12.4
.ER HOPC1 20241123 Z DH06/DC202411230533/DUE/HGIFE/DIH01
.ER1    12.2/  12.0/  11.7/  11.4/  11.1/  10.9/  10.6/  10.4/  10.3/  10.3/
.ER2    10.2/  10.2/  10.2/  10.1/   9.9/   9.6/   9.3/   9.0/   8.8/   8.5/
.ER3     8.2/   8.0/   7.8/   7.6/   7.4/   7.2/   7.1/   7.0/   6.9/   6.8/
.ER4     6.7/   6.6/   6.5/   6.4/   6.3/   6.2/   6.1/   6.0/   5.9/   5.9/
.ER5     5.8/   5.8/   6.0/   6.3/   6.6/   6.9/   7.2/   7.5/   7.6/   7.7/
.ER6     7.8/   7.8/   7.8/   7.8/   7.7/   7.6/   7.6/   7.5/   7.4/   7.4/
.ER7     7.4/   7.3/   7.3/   7.3/   7.4/   7.4/   7.5/   7.6/   7.7/   7.8/
.ER8     7.9/   8.0/   8.1/   8.2/   8.3/   8.4/   8.5/   8.7/   8.8/   8.9/
.ER9     9.0/   9.0/   9.0/   8.9/   8.7/   8.5/   8.3/   8.2/   8.0/   7.9/
.ER10    7.7/   7.6/   7.5/   7.3/   7.2/   7.0/   6.9/   6.7/   6.6/   6.5/
.ER11    6.3/   6.2/   6.1/

.A  HEAC1 20241123 Z DH05/HG   18.8
.ER HEAC1 20241123 Z DH06/DC202411230533/DUE/HGIFE/DIH01
.ER1    18.4/  17.9/  17.4/  17.0/  16.5/  16.0/  15.6/  15.1/  14.7/  14.2/
.ER2    13.8/  13.4/  13.0/  12.7/  12.3/  12.0/  11.7/  11.4/  11.1/  10.9/
.ER3    10.6/  10.4/  10.1/   9.9/   9.7/   9.5/   9.3/   9.1/   8.9/   8.7/
.ER4     8.5/   8.3/   8.2/   8.0/   7.9/   7.7/   7.6/   7.5/   7.4/   7.3/
.ER5     7.2/   7.1/   7.0/   7.0/   7.0/   6.9/   7.0/   7.0/   7.1/   7.1/
.ER6     7.2/   7.3/   7.4/   7.5/   7.7/   7.8/   7.9/   8.0/   8.0/   8.1/
.ER7     8.2/   8.2/   8.2/   8.2/   8.2/   8.2/   8.2/   8.2/   8.2/   8.2/
.ER8     8.2/   8.2/   8.2/   8.2/   8.3/   8.3/   8.3/   8.4/   8.4/   8.4/
.ER9     8.5/   8.5/   8.5/   8.6/   8.6/   8.6/   8.7/   8.7/   8.6/   8.6/
.ER10    8.6/   8.5/   8.5/   8.4/   8.3/   8.2/   8.1/   8.0/   7.9/   7.8/
.ER11    7.7/   7.6/   7.5/

.A  GUEC1 20241123 Z DH05/HG   32.9
.ER GUEC1 20241123 Z DH06/DC202411230533/DUE/HGIFE/DIH01
.ER1    33.3/  33.7/  34.1/  34.4/  34.6/  34.7/  34.9/  34.9/  34.9/  34.9/
.ER2    34.8/  34.6/  34.4/  34.2/  34.0/  33.7/  33.3/  32.9/  32.5/  32.1/
.ER3    31.6/  31.1/  30.6/  30.1/  29.6/  29.0/  28.5/  27.9/  27.3/  26.7/
.ER4    26.1/  25.5/  24.9/  24.3/  23.7/  23.1/  22.5/  22.0/  21.5/  21.0/
.ER5    20.4/  19.9/  19.5/  19.0/  18.5/  18.1/  17.6/  17.2/  16.9/  16.6/
.ER6    16.3/  16.0/  15.8/  15.6/  15.5/  15.4/  15.3/  15.3/  15.2/  15.3/
.ER7    15.3/  15.4/  15.5/  15.5/  15.6/  15.7/  15.8/  15.9/  16.0/  16.1/
.ER8    16.1/  16.2/  16.2/  16.3/  16.3/  16.3/  16.3/  16.3/  16.3/  16.4/
.ER9    16.4/  16.4/  16.4/  16.5/  16.5/  16.5/  16.6/  16.6/  16.6/  16.7/
.ER10   16.7/  16.7/  16.7/  16.8/  16.8/  16.8/  16.8/  16.8/  16.8/  16.7/
.ER11   16.7/  16.6/  16.5/

.A  SHEC1 20241123 Z DH05/HG   12.2
.ER SHEC1 20241123 Z DH06/DC202411230533/DUE/HGIFE/DIH01
.ER1    10.3/  10.0/   9.7/   9.4/   9.1/   8.9/   8.5/   8.1/   7.7/   7.3/
.ER2     7.0/   6.7/   6.6/   6.5/   6.3/   6.1/   5.8/   5.5/   5.2/   5.0/
.ER3     4.9/   4.8/   4.7/   4.6/   4.5/   4.4/   4.3/   4.2/   4.1/   4.1/
.ER4     4.0/   4.0/   3.9/   3.9/   3.8/   3.8/   3.7/   3.7/   3.6/   3.6/
.ER5     3.6/   3.5/   3.5/   3.5/   3.6/   3.8/   3.9/   4.0/   4.3/   4.4/
.ER6     4.5/   4.5/   4.6/   4.7/   4.8/   4.8/   4.8/   4.8/   4.7/   4.7/
.ER7     4.7/   4.7/   4.8/   4.8/   4.8/   4.8/   4.9/   4.9/   4.9/   5.0/
.ER8     5.0/   5.0/   5.1/   5.2/   5.2/   5.3/   5.3/   5.3/   5.2/   5.2/
.ER9     5.2/   5.1/   5.1/   5.2/   5.2/   5.2/   5.2/   5.2/   5.2/   5.2/
.ER10    5.0/   4.9/   4.8/   4.8/   4.7/   4.7/   4.6/   4.5/   4.4/   4.3/
.ER11    4.3/   4.2/   4.1/

.A  APCC1 20241123 Z DH05/HG   21.9
.ER APCC1 20241123 Z DH06/DC202411230533/DUE/HGIFE/DIH01
.ER1    22.3/  22.5/  22.6/  22.3/  21.8/  20.9/  19.7/  18.1/  15.5/  14.3/
.ER2    13.8/  13.4/  12.9/  12.4/  12.0/  11.6/  11.4/  11.1/  10.8/  10.5/
.ER3    10.2/   9.9/   9.6/   9.3/   9.1/   8.8/   8.6/   8.3/   8.2/   8.0/
.ER4     7.9/   7.7/   7.6/   7.4/   7.3/   7.2/   7.1/   7.0/   6.9/   6.9/
.ER5     6.8/   6.8/   6.7/   6.7/   6.7/   6.7/   6.7/   6.7/   6.7/   6.9/
.ER6     7.1/   7.2/   7.5/   7.6/   7.7/   7.9/   8.0/   8.1/   8.2/   8.2/
.ER7     8.3/   8.4/   8.4/   8.5/   8.5/   8.5/   8.5/   8.6/   8.6/   8.6/
.ER8     8.7/   8.8/   8.8/   8.9/   9.0/   9.1/   9.2/   9.2/   9.2/   9.1/
.ER9     9.1/   9.1/   9.0/   9.0/   9.0/   9.0/   9.0/   9.0/   9.0/   9.0/
.ER10    9.0/   8.9/   8.8/   8.8/   8.7/   8.6/   8.5/   8.3/   8.2/   8.1/
.ER11    8.0/   7.8/   7.7/

END