River Forecast
Issued by NWS
Issued by NWS
Versions:
1
633
FGUS56 KRSA 191541
RVFRN
RUSSIAN AND NAPA RIVER FORECAST
NATIONAL WEATHER SERVICE / CALIFORNIA-NEVADA RFC / SACRAMENTO CA
CALIFORNIA DEPARTMENT OF WATER RESOURCES / SACRAMENTO CA
841 AM PDT SAT SEP 19 2026
NEXT ISSUANCE: SUNDAY, SEPTEMBER 20, 2026 AT 9AM PDT
FORECASTS THROUGH: THURSDAY, SEPTEMBER 24, 2026 AT 5AM PDT
ALL LOCATIONS ARE EXPECTED TO REMAIN BELOW CRITICAL LEVELS
***********************************************************************
SPECIAL NOTES-
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RIVER
LOCATION STAGE FLOW TIME DATE LEAD
(NWSLI) (FT) (CFS) (PT) (MM/DD/YY) TIME
-------------------- ------- -------- ---- ---------- ------
NAVARRO RIVER OBS 1.1 4 AT 8AM 09/19/26 (18)
NAVARRO >MI 23.0 NOT EXPECTED
(NVRC1) >MD 30.0 NOT EXPECTED
>MJ 34.0 NOT EXPECTED
MAX 1.1 4 AT CURRENT TIME
RUSSIAN RIVER OBS 0.7 120 AT 8AM 09/19/26 (18)
HOPLAND >MI 15.0 NOT EXPECTED
(HOPC1) >MD 23.0 NOT EXPECTED
>MJ 26.0 NOT EXPECTED
MAX 0.7 121 AT 6PM 09/23/26 IN 106 HRS
RUSSIAN RIVER OBS -0.3 0 AT 8AM 09/19/26 (24)
HEALDSBURG >AS 20.0 NOT EXPECTED
(HEAC1) >MI 23.0 NOT EXPECTED
>MD 27.0 NOT EXPECTED
>MJ 29.0 NOT EXPECTED
MAX -0.3 0 AT 1AM 09/24/26 IN 113 HRS
RUSSIAN RIVER OBS 7.9 AT 8AM 09/19/26 (24)
GUERNEVILLE >AS 29.0 NOT EXPECTED
(GUEC1) >MI 32.0 NOT EXPECTED
>MD 35.0 NOT EXPECTED
>MJ 40.0 NOT EXPECTED
MAX 7.9 AT CURRENT TIME
NAPA RIVER OBS 1.1 0 AT 8AM 09/19/26 (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 1.1 0 AT CURRENT TIME
NAPA RIVER OBS 2.1 0 AT 8AM 09/19/26 (24)
NAPA >AS 22.0 NOT EXPECTED
(APCC1) >MI 25.0 NOT EXPECTED
>MD 26.0 NOT EXPECTED
>MJ 28.0 NOT EXPECTED
MAX 2.1 0 AT CURRENT TIME
DEFINITIONS:
OBS MOST RECENT OBSERVATION (MAY BE ESTIMATED)
AS ACTION 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 09/19/2026 @ 1533 UTC
NOTE: ALL TIMES IN SHEF ENCODED MESSAGES BELOW ARE UTC
.A NVRC1 20260919 Z DH15/HG 1.1
.ER NVRC1 20260919 Z DH16/DC202609191533/DUE/HGIFE/DIH01
.ER1 1.10/ 1.10/ 1.10/ 1.10/ 1.10/ 1.10/ 1.10/ 1.10/
.ER2 1.10/ 1.10/ 1.10/ 1.10/ 1.10/ 1.10/ 1.10/ 1.10/
.ER3 1.10/ 1.10/ 1.10/ 1.10/ 1.10/ 1.09/ 1.10/ 1.09/
.ER4 1.09/ 1.09/ 1.09/ 1.09/ 1.09/ 1.09/ 1.09/ 1.09/
.ER5 1.09/ 1.09/ 1.09/ 1.09/ 1.09/ 1.09/ 1.09/ 1.09/
.ER6 1.09/ 1.09/ 1.09/ 1.09/ 1.09/ 1.09/ 1.09/ 1.09/
.ER7 1.09/ 1.09/ 1.09/ 1.09/ 1.09/ 1.09/ 1.09/ 1.09/
.ER8 1.09/ 1.09/ 1.09/ 1.09/ 1.09/ 1.09/ 1.09/ 1.09/
.ER9 1.09/ 1.09/ 1.09/ 1.09/ 1.09/ 1.09/ 1.09/ 1.09/
.ER10 1.08/ 1.08/ 1.08/ 1.08/ 1.08/ 1.08/ 1.08/ 1.08/
.ER11 1.08/ 1.08/ 1.08/ 1.08/ 1.08/ 1.08/ 1.08/ 1.08/
.ER12 1.08/ 1.08/ 1.08/ 1.08/ 1.08/ 1.08/ 1.08/ 1.08/
.ER13 1.08/ 1.08/ 1.08/ 1.08/ 1.08/ 1.08/ 1.08/ 1.08/
.ER14 1.08/ 1.08/ 1.08/ 1.08/ 1.08/ 1.08/ 1.08/ 1.08/
.ER15 1.08/ 1.08/ 1.08/ 1.08/ 1.08/
.A HOPC1 20260919 Z DH15/HG 0.7
.ER HOPC1 20260919 Z DH16/DC202609191533/DUE/HGIFE/DIH01
.ER1 0.71/ 0.71/ 0.71/ 0.71/ 0.71/ 0.71/ 0.71/ 0.71/
.ER2 0.71/ 0.71/ 0.71/ 0.71/ 0.71/ 0.71/ 0.71/ 0.71/
.ER3 0.71/ 0.71/ 0.71/ 0.71/ 0.71/ 0.71/ 0.71/ 0.71/
.ER4 0.71/ 0.71/ 0.71/ 0.71/ 0.71/ 0.71/ 0.71/ 0.71/
.ER5 0.71/ 0.71/ 0.71/ 0.71/ 0.71/ 0.71/ 0.71/ 0.71/
.ER6 0.71/ 0.71/ 0.71/ 0.71/ 0.71/ 0.71/ 0.71/ 0.71/
.ER7 0.71/ 0.71/ 0.71/ 0.71/ 0.71/ 0.71/ 0.71/ 0.71/
.ER8 0.71/ 0.72/ 0.72/ 0.72/ 0.72/ 0.72/ 0.72/ 0.72/
.ER9 0.72/ 0.72/ 0.72/ 0.72/ 0.71/ 0.71/ 0.71/ 0.71/
.ER10 0.71/ 0.71/ 0.71/ 0.71/ 0.71/ 0.71/ 0.71/ 0.71/
.ER11 0.71/ 0.72/ 0.72/ 0.72/ 0.72/ 0.72/ 0.72/ 0.72/
.ER12 0.72/ 0.72/ 0.72/ 0.72/ 0.72/ 0.72/ 0.72/ 0.72/
.ER13 0.72/ 0.72/ 0.72/ 0.72/ 0.72/ 0.72/ 0.72/ 0.72/
.ER14 0.72/ 0.72/ 0.72/ 0.72/ 0.72/ 0.72/ 0.72/ 0.72/
.ER15 0.72/ 0.72/ 0.72/ 0.72/ 0.72/
.A HEAC1 20260919 Z DH15/HG -0.3
.ER HEAC1 20260919 Z DH16/DC202609191533/DUE/HGIFE/DIH01
.ER1 -0.34/ -0.34/ -0.35/ -0.35/ -0.35/ -0.35/ -0.35/ -0.35/
.ER2 -0.35/ -0.35/ -0.35/ -0.36/ -0.36/ -0.36/ -0.36/ -0.36/
.ER3 -0.36/ -0.36/ -0.35/ -0.35/ -0.35/ -0.35/ -0.35/ -0.35/
.ER4 -0.35/ -0.35/ -0.35/ -0.35/ -0.35/ -0.35/ -0.35/ -0.35/
.ER5 -0.35/ -0.35/ -0.35/ -0.35/ -0.35/ -0.34/ -0.34/ -0.34/
.ER6 -0.34/ -0.34/ -0.34/ -0.34/ -0.34/ -0.34/ -0.34/ -0.34/
.ER7 -0.34/ -0.34/ -0.34/ -0.34/ -0.34/ -0.34/ -0.34/ -0.34/
.ER8 -0.34/ -0.34/ -0.34/ -0.34/ -0.34/ -0.34/ -0.34/ -0.34/
.ER9 -0.34/ -0.34/ -0.34/ -0.34/ -0.34/ -0.34/ -0.34/ -0.34/
.ER10 -0.34/ -0.34/ -0.34/ -0.34/ -0.34/ -0.34/ -0.34/ -0.34/
.ER11 -0.34/ -0.34/ -0.34/ -0.34/ -0.34/ -0.34/ -0.34/ -0.34/
.ER12 -0.34/ -0.34/ -0.34/ -0.34/ -0.34/ -0.34/ -0.34/ -0.34/
.ER13 -0.34/ -0.34/ -0.34/ -0.34/ -0.34/ -0.34/ -0.34/ -0.34/
.ER14 -0.34/ -0.33/ -0.33/ -0.33/ -0.33/ -0.33/ -0.33/ -0.33/
.ER15 -0.33/ -0.33/ -0.33/ -0.33/ -0.33/
.A GUEC1 20260919 Z DH15/HG 7.9
.ER GUEC1 20260919 Z DH16/DC202609191533/DUE/HGIFE/DIH01
.ER1 7.87/ 7.87/ 7.87/ 7.87/ 7.87/ 7.87/ 7.87/ 7.87/
.ER2 7.87/ 7.87/ 7.87/ 7.87/ 7.87/ 7.87/ 7.87/ 7.87/
.ER3 7.87/ 7.87/ 7.87/ 7.87/ 7.87/ 7.87/ 7.87/ 7.87/
.ER4 7.87/ 7.87/ 7.87/ 7.86/ 7.86/ 7.86/ 7.86/ 7.86/
.ER5 7.86/ 7.86/ 7.86/ 7.86/ 7.86/ 7.86/ 7.86/ 7.86/
.ER6 7.86/ 7.86/ 7.86/ 7.86/ 7.86/ 7.86/ 7.86/ 7.86/
.ER7 7.86/ 7.86/ 7.86/ 7.86/ 7.86/ 7.86/ 7.86/ 7.86/
.ER8 7.86/ 7.86/ 7.86/ 7.86/ 7.86/ 7.86/ 7.86/ 7.86/
.ER9 7.86/ 7.86/ 7.86/ 7.86/ 7.86/ 7.86/ 7.86/ 7.86/
.ER10 7.86/ 7.86/ 7.86/ 7.86/ 7.86/ 7.86/ 7.86/ 7.86/
.ER11 7.86/ 7.86/ 7.86/ 7.85/ 7.85/ 7.85/ 7.85/ 7.85/
.ER12 7.85/ 7.85/ 7.85/ 7.85/ 7.85/ 7.85/ 7.85/ 7.85/
.ER13 7.85/ 7.85/ 7.85/ 7.85/ 7.85/ 7.85/ 7.85/ 7.85/
.ER14 7.85/ 7.85/ 7.85/ 7.85/ 7.85/ 7.85/ 7.85/ 7.85/
.ER15 7.85/ 7.85/ 7.85/ 7.85/ 7.85/
.A SHEC1 20260919 Z DH15/HG 1.1
.ER SHEC1 20260919 Z DH16/DC202609191533/DUE/HGIFE/DIH01
.ER1 1.08/ 1.08/ 1.08/ 1.08/ 1.08/ 1.08/ 1.08/ 1.08/
.ER2 1.08/ 1.08/ 1.08/ 1.08/ 1.08/ 1.08/ 1.08/ 1.08/
.ER3 1.08/ 1.08/ 1.08/ 1.08/ 1.08/ 1.08/ 1.08/ 1.08/
.ER4 1.08/ 1.08/ 1.08/ 1.08/ 1.08/ 1.08/ 1.08/ 1.08/
.ER5 1.08/ 1.08/ 1.08/ 1.08/ 1.08/ 1.08/ 1.08/ 1.08/
.ER6 1.08/ 1.08/ 1.08/ 1.08/ 1.08/ 1.08/ 1.08/ 1.08/
.ER7 1.08/ 1.08/ 1.08/ 1.08/ 1.08/ 1.08/ 1.08/ 1.08/
.ER8 1.08/ 1.08/ 1.08/ 1.08/ 1.08/ 1.08/ 1.08/ 1.08/
.ER9 1.08/ 1.08/ 1.08/ 1.08/ 1.08/ 1.08/ 1.08/ 1.08/
.ER10 1.08/ 1.08/ 1.08/ 1.08/ 1.08/ 1.08/ 1.08/ 1.08/
.ER11 1.08/ 1.08/ 1.08/ 1.08/ 1.08/ 1.08/ 1.08/ 1.08/
.ER12 1.08/ 1.08/ 1.08/ 1.08/ 1.08/ 1.08/ 1.08/ 1.08/
.ER13 1.08/ 1.08/ 1.08/ 1.08/ 1.08/ 1.08/ 1.08/ 1.08/
.ER14 1.08/ 1.08/ 1.08/ 1.08/ 1.08/ 1.08/ 1.08/ 1.08/
.ER15 1.08/ 1.08/ 1.08/ 1.08/ 1.08/
.A APCC1 20260919 Z DH15/HG 2.1
.ER APCC1 20260919 Z DH16/DC202609191533/DUE/HGIFE/DIH01
.ER1 2.07/ 2.07/ 2.07/ 2.07/ 2.07/ 2.07/ 2.07/ 2.07/
.ER2 2.07/ 2.07/ 2.07/ 2.07/ 2.07/ 2.07/ 2.07/ 2.07/
.ER3 2.07/ 2.07/ 2.07/ 2.07/ 2.07/ 2.07/ 2.07/ 2.07/
.ER4 2.07/ 2.07/ 2.07/ 2.07/ 2.07/ 2.07/ 2.07/ 2.07/
.ER5 2.07/ 2.07/ 2.07/ 2.07/ 2.07/ 2.07/ 2.07/ 2.07/
.ER6 2.07/ 2.07/ 2.07/ 2.07/ 2.07/ 2.07/ 2.07/ 2.07/
.ER7 2.07/ 2.07/ 2.07/ 2.07/ 2.07/ 2.07/ 2.07/ 2.07/
.ER8 2.07/ 2.07/ 2.07/ 2.07/ 2.07/ 2.07/ 2.07/ 2.07/
.ER9 2.07/ 2.07/ 2.07/ 2.07/ 2.07/ 2.07/ 2.07/ 2.07/
.ER10 2.07/ 2.07/ 2.07/ 2.07/ 2.07/ 2.07/ 2.07/ 2.07/
.ER11 2.07/ 2.07/ 2.07/ 2.07/ 2.07/ 2.07/ 2.07/ 2.07/
.ER12 2.07/ 2.07/ 2.07/ 2.07/ 2.07/ 2.07/ 2.07/ 2.07/
.ER13 2.07/ 2.07/ 2.07/ 2.07/ 2.07/ 2.07/ 2.07/ 2.07/
.ER14 2.07/ 2.07/ 2.07/ 2.07/ 2.07/ 2.07/ 2.07/ 2.07/
.ER15 2.07/ 2.07/ 2.07/ 2.07/ 2.07/
END