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2019 Tide Tables Available - The 2019 tide tables are now available on our river forecast page.

All River Guidance (Flood Forecast) Points Are Currently and Forecast to Remain Below Critical Stages

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The number inside each circle above represents the number of gages with observed conditions inside that category.

The number inside each circle above represents the number of gages with forecast conditions inside that category.

The number inside each circle above/below represents the number of gages with conditions inside that category.

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The number inside each circle above represents the number of gages with observed conditions inside that category.

The number inside each circle above represents the number of gages with forecast conditions inside that category.

The number inside each circle above/below represents the number of gages with conditions inside that category.

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Deterministic Forecasts

Show only critical stages (fcst pts only)

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Peak Exceedance Probabilities*
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*Exceedance probabilities are only available for selected forecast points.

Observed Data
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Show only critical stages (applies to fcst pts only)

	Latest Hour	1 Hr Ago	2 Hrs Ago	3 Hrs Ago
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Observed Water Year Flow To Date (WY2019)

Previous Water Year Flow for WY:

Forecast ESP Water Supply Seasonal Volume

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Month/Year:

Monthly Accumulated Flow (Data to Apr 2011)

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(Data to 1925 for all reservoirs/1951 for "major")

% Normal		% Capacity
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Snow Data

Point Data
Data updated:

SWE	Fri 7/19	Thu 7/18
Wed 7/17	Tue 7/16	Mon 7/15
Sun 7/14	Sat 7/13	Fri 7/12

SWE Change

1 Day

5 Day

7 Day

Current Day SWE % of Normal

Current Day SWE % of Apr 1 Normal

Data updated:

Snow Depth	Fri 7/19	Thu 7/18
Wed 7/17	Tue 7/16	Mon 7/15
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Snow Depth Change

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Daily Archive (Data back to Apr 2014)
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Monthly Archive (Data back to Jan 1998)
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	% Avg	Value
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Raw data updated:
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Most Recent Hours (Raw):
1	2	3	6	12	24	48	72	96	120	144	168

6-Hour Totals (QC'd = Quality-Controlled)

Ending 18Z (11 AM PDT)	Ending 00Z (5 PM PDT)	Ending 06Z (11 PM PDT)	Ending 12Z (5 AM PDT)
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QC'd	QC'd	QC'd	QC'd

24-Hour Totals (QC'd = Quality-Controlled)

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QC'd - Ending 12 UTC (5 AM PDT)

Short-Range Gridded Data
Images created:

6-Hour

24-Hour

48-Hour

72-Hour

7-Day

Monthly/Water Year Archive (starts Oct 1996)
Month/Year:

		% Avg	Value	Departure	Normal
Point	Monthly
Point	WY
Grid	Monthly
Grid	WY
Basin Avg	Monthly
Basin Avg	WY
Forecast Group	WY

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Forecast Precipitation (QPF)

CNRFC Forecast Data
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Observed Temperatures

Point Data
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Max/Min Temperatures

	24-Hour Max Ending 12Z (5 AM PDT)	24-Hour Min Ending 12Z (5 AM PDT)	Daytime Max *	Overnight Min **
Raw
QC'd			* Updated: 10 PM **Updated: 10 AM

Observed Temperature Grids
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Instantaneous Temps

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Max T	Departure	24hr Chg	Normal


Min T	Departure	24hr Chg	Normal

Forecast Temperatures

Basin Temperature Plots
Images created:

Basin Obs/Fcst Temperature Plots

Forecast Temperature Grids
Images created:

Max T

Departure

24hr Chg

Normal

Animate


Min T	Departure	24hr Chg	Normal

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Flash Flood Guidance/Debris Flow

Flash Flood Guidance Grids
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Post-Wildfire Debris-Flow Basin Probability

Debris Flow Probability (peak 15-min rainfall intensity of 24 mm/hr)

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More info: USGS post-wildfire debris-flow hazards

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River Guidance Points Forecast Above Specified Stage Definitions (Select NWS ID for Specified Graphical RVF)

NWS ID	River / Creek	Gage / Station	Monitor Stage	Flood Stage	Danger Stage	Max Forecast Stage	Max Forecast Flow	Forecast Status
* NO River Guidance (Flood Forecast) Points Currently Forecast At Or Above Critical Stage Definitions *
NOTE Stage is presented in "Feet" while Flow is presented in "cfs".

River Guidance Forecast Group Issuance and Next Update Times (Select Forecast Group for Specified Text RVF)

FG ID	Forecast Group		Issuance Time	Next Update Time
SE	North Coast	[ Alternate Link ]	Jul 19 2019 at 7:45 AM PDT	Jul 20 2019 at 9:00 AM PDT
RN	Russian Napa	[ Alternate Link ]	Jul 19 2019 at 7:59 AM PDT	Jul 20 2019 at 9:00 AM PDT
USA	Upper Sacramento	[ Alternate Link ]	Jul 19 2019 at 8:10 AM PDT	Jul 20 2019 at 9:00 AM PDT
LSC	Lower Sacramento	[ Alternate Link ]	Jul 19 2019 at 8:10 AM PDT	Jul 20 2019 at 9:00 AM PDT
SJ	San Joaquin	[ Alternate Link ]	Jul 19 2019 at 8:11 AM PDT	Jul 20 2019 at 9:00 AM PDT
CC	Central Coast	[ Alternate Link ]	Jul 19 2019 at 8:00 AM PDT	Jul 20 2019 at 9:00 AM PDT
SCA	Southern California	[ Alternate Link ]	Jul 19 2019 at 8:00 AM PDT	Jul 20 2019 at 9:00 AM PDT
ES	Eastern Sierra	[ Alternate Link ]	Jul 19 2019 at 8:00 AM PDT	Jul 20 2019 at 9:00 AM PDT
HBT	Humboldt	[ Alternate Link ]	Jul 19 2019 at 8:03 AM PDT	Jul 20 2019 at 9:00 AM PDT
SAC	Sacramento Delta (Tides)	[ Alternate Link ]	Jul 20 2019 at 5:57 AM PDT	Jul 21 2019 at 9:00 AM PDT

NOTE 1 The Klamath and North Coast river guidance points are included in the North Coast Forecast Group.
NOTE 2 The Feather Yuba and American river guidance points are included in the Lower Sacramento River Forecast Group.
NOTE 3 The Delta Region, Upper and Lower San Joaquin river guidance points are combined in the San Joaquin River Forecast Group.

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