River Forecast
Issued by NWS

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254
FGUS56 KRSA 212122
RVFRN

RUSSIAN AND NAPA RIVER FORECAST
NATIONAL WEATHER SERVICE / CALIFORNIA NEVADA RFC / SACRAMENTO CA
CALIFORNIA DEPARTMENT OF WATER RESOURCES / SACRAMENTO CA
222 PM PDT FRI MAR 21 2025

NEXT ISSUANCE:     SATURDAY, MARCH 22, 2025 AT  9AM PDT

FORECASTS THROUGH: WEDNESDAY, MARCH 26, 2025 AT  5AM PDT

ALL LOCATIONS ARE EXPECTED TO REMAIN BELOW CRITICAL LEVELS

***********************************************************************
SPECIAL NOTES-
***********************************************************************

RIVER
   LOCATION               STAGE    FLOW      TIME    DATE         LEAD
   (NWSLI)                (FT)     (CFS)     (PT)  (MM/DD/YY)     TIME
--------------------     ------- --------    ----  ----------    ------
NAVARRO RIVER        OBS    7.5    1,170 AT   2PM   03/21/25      (18)
   NAVARRO           >MI   23.0          NOT EXPECTED
   (NVRC1)           >MD   30.0          NOT EXPECTED
                     >MJ   34.0          NOT EXPECTED
                     MAX    7.5    1,170 AT  CURRENT TIME

RUSSIAN RIVER        OBS    4.0      859 AT   2PM   03/21/25      (18)
   HOPLAND           >MI   15.0          NOT EXPECTED
   (HOPC1)           >MD   23.0          NOT EXPECTED
                     >MJ   26.0          NOT EXPECTED
                     MAX    4.0      859 AT  CURRENT TIME

RUSSIAN RIVER        OBS    4.4    2,550 AT   2PM   03/21/25      (24)
   HEALDSBURG        >AS   20.0          NOT EXPECTED
   (HEAC1)           >MI   23.0          NOT EXPECTED
                     >MD   27.0          NOT EXPECTED
                     >MJ   29.0          NOT EXPECTED
                     MAX    4.4    2,550 AT  CURRENT TIME

RUSSIAN RIVER        OBS   10.0          AT   2PM   03/21/25      (24)
   GUERNEVILLE       >AS   29.0          NOT EXPECTED
   (GUEC1)           >MI   32.0          NOT EXPECTED
                     >MD   35.0          NOT EXPECTED
                     >MJ   40.0          NOT EXPECTED
                     MAX   10.0          AT  CURRENT TIME

NAPA RIVER           OBS    2.9      158 AT   2PM   03/21/25      (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    2.9      158 AT  CURRENT TIME

NAPA RIVER           OBS    4.9      289 AT   2PM   03/21/25      (24)
   NAPA              >AS   22.0          NOT EXPECTED
   (APCC1)           >MI   25.0          NOT EXPECTED
                     >MD   26.0          NOT EXPECTED
                     >MJ   28.0          NOT EXPECTED
                     MAX    4.9      289 AT  CURRENT TIME

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        03/21/2025 @ 2107 UTC

NOTE:      ALL TIMES IN SHEF ENCODED MESSAGES BELOW ARE UTC

.A  NVRC1 20250321 Z DH21/HG    7.5
.ER NVRC1 20250321 Z DH22/DC202503212107/DUE/HGIFE/DIH01
.ER1     7.4/   7.4/   7.4/   7.4/   7.3/   7.3/   7.3/   7.3/   7.3/   7.2/
.ER2     7.2/   7.2/   7.2/   7.2/   7.1/   7.1/   7.1/   7.1/   7.1/   7.0/
.ER3     7.0/   7.0/   7.0/   7.0/   6.9/   6.9/   6.9/   6.9/   6.9/   6.9/
.ER4     6.8/   6.8/   6.8/   6.8/   6.8/   6.8/   6.7/   6.7/   6.7/   6.7/
.ER5     6.7/   6.7/   6.6/   6.6/   6.6/   6.6/   6.6/   6.6/   6.6/   6.5/
.ER6     6.5/   6.5/   6.5/   6.5/   6.5/   6.5/   6.4/   6.4/   6.4/   6.4/
.ER7     6.4/   6.4/   6.4/   6.3/   6.3/   6.3/   6.3/   6.3/   6.3/   6.3/
.ER8     6.2/   6.2/   6.2/   6.2/   6.2/   6.2/   6.2/   6.1/   6.1/   6.1/
.ER9     6.1/   6.1/   6.1/   6.1/   6.1/   6.0/   6.0/   6.0/   6.0/   6.0/
.ER10    6.0/   6.0/   6.0/   5.9/   5.9/   5.9/   5.9/   5.9/   5.9/   5.9/
.ER11    5.9/   5.8/   5.8/   5.8/   5.8/   5.8/   5.8/   5.8/   5.8/   5.7/
.ER12    5.7/

.A  HOPC1 20250321 Z DH21/HG    4.0
.ER HOPC1 20250321 Z DH22/DC202503212107/DUE/HGIFE/DIH01
.ER1     4.0/   4.0/   3.9/   3.9/   3.9/   3.9/   3.9/   3.8/   3.8/   3.8/
.ER2     3.8/   3.8/   3.8/   3.8/   3.7/   3.7/   3.7/   3.7/   3.7/   3.7/
.ER3     3.7/   3.7/   3.6/   3.6/   3.6/   3.6/   3.6/   3.6/   3.6/   3.5/
.ER4     3.5/   3.5/   3.5/   3.5/   3.5/   3.5/   3.5/   3.4/   3.4/   3.4/
.ER5     3.4/   3.4/   3.4/   3.4/   3.4/   3.3/   3.3/   3.3/   3.3/   3.3/
.ER6     3.3/   3.3/   3.3/   3.3/   3.2/   3.2/   3.2/   3.2/   3.2/   3.2/
.ER7     3.2/   3.2/   3.2/   3.1/   3.1/   3.1/   3.1/   3.1/   3.1/   3.1/
.ER8     3.1/   3.1/   3.0/   3.0/   3.0/   3.0/   3.0/   3.0/   3.0/   3.0/
.ER9     3.0/   3.0/   2.9/   2.9/   2.9/   2.9/   2.9/   2.9/   2.9/   2.9/
.ER10    2.9/   2.9/   2.8/   2.8/   2.8/   2.8/   2.8/   2.8/   2.8/   2.8/
.ER11    2.8/   2.8/   2.8/   2.7/   2.7/   2.7/   2.7/   2.7/   2.7/   2.7/
.ER12    2.7/

.A  HEAC1 20250321 Z DH21/HG    4.4
.ER HEAC1 20250321 Z DH22/DC202503212107/DUE/HGIFE/DIH01
.ER1     4.4/   4.3/   4.3/   4.3/   4.3/   4.3/   4.2/   4.2/   4.2/   4.2/
.ER2     4.2/   4.1/   4.1/   4.1/   4.1/   4.1/   4.0/   4.0/   4.0/   4.0/
.ER3     4.0/   4.0/   4.0/   4.0/   3.9/   3.9/   3.9/   3.9/   3.9/   3.9/
.ER4     3.9/   3.8/   3.8/   3.8/   3.8/   3.8/   3.8/   3.8/   3.8/   3.7/
.ER5     3.7/   3.7/   3.7/   3.7/   3.7/   3.7/   3.7/   3.7/   3.6/   3.6/
.ER6     3.6/   3.6/   3.6/   3.6/   3.6/   3.6/   3.6/   3.5/   3.5/   3.5/
.ER7     3.5/   3.5/   3.5/   3.5/   3.5/   3.5/   3.4/   3.4/   3.4/   3.4/
.ER8     3.4/   3.4/   3.4/   3.4/   3.4/   3.4/   3.3/   3.3/   3.3/   3.3/
.ER9     3.3/   3.3/   3.3/   3.3/   3.3/   3.3/   3.2/   3.2/   3.2/   3.2/
.ER10    3.2/   3.2/   3.2/   3.2/   3.2/   3.2/   3.2/   3.1/   3.1/   3.1/
.ER11    3.1/   3.1/   3.1/   3.1/   3.1/   3.1/   3.1/   3.1/   3.0/   3.0/
.ER12    3.0/

.A  GUEC1 20250321 Z DH21/HG   10.0
.ER GUEC1 20250321 Z DH22/DC202503212107/DUE/HGIFE/DIH01
.ER1    10.0/  10.0/  10.0/   9.9/   9.9/   9.9/   9.9/   9.9/   9.8/   9.8/
.ER2     9.8/   9.8/   9.7/   9.7/   9.7/   9.7/   9.6/   9.6/   9.6/   9.6/
.ER3     9.5/   9.5/   9.5/   9.5/   9.4/   9.4/   9.4/   9.4/   9.4/   9.3/
.ER4     9.3/   9.3/   9.3/   9.2/   9.2/   9.2/   9.2/   9.2/   9.1/   9.1/
.ER5     9.1/   9.1/   9.1/   9.0/   9.0/   9.0/   9.0/   9.0/   9.0/   8.9/
.ER6     8.9/   8.9/   8.9/   8.9/   8.9/   8.8/   8.8/   8.8/   8.8/   8.8/
.ER7     8.7/   8.7/   8.7/   8.7/   8.7/   8.7/   8.7/   8.6/   8.6/   8.6/
.ER8     8.6/   8.6/   8.6/   8.6/   8.6/   8.6/   8.5/   8.5/   8.5/   8.5/
.ER9     8.5/   8.5/   8.5/   8.5/   8.5/   8.5/   8.5/   8.4/   8.4/   8.4/
.ER10    8.4/   8.4/   8.4/   8.4/   8.4/   8.4/   8.4/   8.4/   8.3/   8.3/
.ER11    8.3/   8.3/   8.3/   8.3/   8.3/   8.3/   8.3/   8.3/   8.3/   8.3/
.ER12    8.3/

.A  SHEC1 20250321 Z DH21/HG    2.9
.ER SHEC1 20250321 Z DH22/DC202503212107/DUE/HGIFE/DIH01
.ER1     2.9/   2.9/   2.9/   2.9/   2.9/   2.9/   2.9/   2.9/   2.9/   2.9/
.ER2     2.9/   2.9/   2.9/   2.9/   2.9/   2.9/   2.9/   2.9/   2.9/   2.9/
.ER3     2.9/   2.9/   2.9/   2.8/   2.8/   2.8/   2.8/   2.8/   2.8/   2.8/
.ER4     2.8/   2.8/   2.8/   2.8/   2.8/   2.8/   2.8/   2.8/   2.8/   2.8/
.ER5     2.8/   2.8/   2.8/   2.8/   2.8/   2.8/   2.8/   2.8/   2.7/   2.7/
.ER6     2.7/   2.7/   2.7/   2.7/   2.7/   2.7/   2.7/   2.7/   2.7/   2.7/
.ER7     2.7/   2.7/   2.7/   2.7/   2.7/   2.7/   2.7/   2.7/   2.7/   2.7/
.ER8     2.7/   2.7/   2.6/   2.6/   2.6/   2.6/   2.6/   2.6/   2.6/   2.6/
.ER9     2.6/   2.6/   2.6/   2.6/   2.6/   2.6/   2.6/   2.6/   2.6/   2.6/
.ER10    2.6/   2.6/   2.6/   2.6/   2.6/   2.6/   2.5/   2.5/   2.5/   2.5/
.ER11    2.5/   2.5/   2.5/   2.5/   2.5/   2.5/   2.5/   2.5/   2.5/   2.5/
.ER12    2.5/

.A  APCC1 20250321 Z DH21/HG    4.9
.ER APCC1 20250321 Z DH22/DC202503212107/DUE/HGIFE/DIH01
.ER1     4.9/   4.9/   4.9/   4.9/   4.9/   4.9/   4.9/   4.9/   4.9/   4.9/
.ER2     4.9/   4.9/   4.9/   4.9/   4.8/   4.8/   4.8/   4.8/   4.8/   4.8/
.ER3     4.8/   4.8/   4.8/   4.8/   4.8/   4.8/   4.8/   4.8/   4.8/   4.8/
.ER4     4.8/   4.8/   4.8/   4.8/   4.7/   4.7/   4.7/   4.7/   4.7/   4.7/
.ER5     4.7/   4.7/   4.7/   4.7/   4.7/   4.7/   4.7/   4.7/   4.7/   4.7/
.ER6     4.7/   4.7/   4.7/   4.6/   4.6/   4.6/   4.6/   4.6/   4.6/   4.6/
.ER7     4.6/   4.6/   4.6/   4.6/   4.6/   4.6/   4.6/   4.6/   4.6/   4.6/
.ER8     4.6/   4.6/   4.5/   4.5/   4.5/   4.5/   4.5/   4.5/   4.5/   4.5/
.ER9     4.5/   4.5/   4.5/   4.5/   4.5/   4.5/   4.5/   4.5/   4.5/   4.5/
.ER10    4.5/   4.5/   4.4/   4.4/   4.4/   4.4/   4.4/   4.4/   4.4/   4.4/
.ER11    4.4/   4.4/   4.4/   4.4/   4.4/   4.4/   4.4/   4.4/   4.4/   4.4/
.ER12    4.3/

END