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National Weather Service California Nevada River Forecast Center Department of Commerce National Oceanic and Atmospheric Administration National Weather Service
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CLEAR LAKE - LAKEPORT (CLKC1)
Latitude: 39.04º NLongitude: 122.91º WElevation: 1318 Feet
Location: Lake County in CaliforniaRiver Group: Lower Sacramento
Issuance Time: Sep 23 2014 at 7:41 AM PDTNext Issuance: Sep 24 2014 at 9:00 AM PDT
Monitor Stage: 8.0 FeetFlood Stage: 9.0 Feet
Verification - Historical Graphical RVF
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To view other verification locations, use our Historical Graphical River Forecast Interface.
Historical Stage/Flow Data
Water Year
Peak Storage (Ac-ft)
Stage (feet)
Date
 Most Recent 5 Years
2013*
257,025
6.23
Apr 6, 2013
2012*
242,826
5.90
Apr 29, 2012
2011*
396,149
9.39
Mar 28, 2011
2010*
337,292
8.07
Apr 14, 2010
2009*
169,209
4.16
Apr 10, 2009
 Historical High Stage/Flow Events (Period of Record - Oct 1984 to Present)**
1998
--
11.44
Feb 24, 1998
1986
480,900
11.34
Feb 2, 1986
1983
485,400
11.34
Jan 3, 1983
1914 471.800 11.09 Jan 28, 1914
* Data for the most recent 5 years utilizes mean daily values rather than instantaneous values
** Most recent continuous record back to Oct 1984 with segmented periods back to 1874
Location Photographs
ESRI™ Locator Map
Official 7 Day National Weather Service Forecast   (CAZ064)
Today: Partly cloudy. Highs 74 to 86. Prevailing southwest winds up to 15 mph.

Tonight: Partly cloudy. A slight chance of rain after midnight. Lows 55 to 67. Prevailing southwest winds 5 to 15 mph.

Wednesday: Mostly cloudy. A slight chance of rain in the morning and then a chance of rain in the afternoon. Highs 69 to 81. Prevailing southwest winds up to 10 mph.

Wednesday Night: Mostly cloudy. A chance of rain in the evening and then rain likely after midnight. Cooler. Lows 50 to 62. Prevailing southwest winds up to 10 mph.

Thursday: Cloudy with rain likely in the morning and then partly cloudy with a chance of rain showers in the afternoon. Highs 65 to 75. Prevailing southwest winds up to 10 mph.

Thursday Night: Partly cloudy with a slight chance of rain showers. Cooler. Lows 46 to 60.

Friday: Partly cloudy with a slight chance of rain showers. Highs 63 to 75.

Friday Night: Partly cloudy. Lows 47 to 61.

Saturday and Saturday Night: Mostly clear. Highs 68 to 78. Lows 48 to 63.

Sunday: Partly cloudy. Warmer. Highs 74 to 84.

Sunday Night and Monday: Mostly clear. Lows 50 to 65. Highs 74 to 86.
Impacts - E19 Information
8.5 FeetMinor flooding of some lake side residents occurs. More buildings are threatened from Lakeport to Clearlake Oaks.
9.0 FeetLow lying structures and some main roads around the lake are threatened by the high lake levels.
11.0 FeetMajor flooding occurs all around the north end of the lake, especially in Lakeport and Clearlake Oaks. Highway 120 around the north end of the lake is closed in some areas.
Product Disclaimer

This river graphic is not intended to serve as a substitute for official flood watches, warnings, advisories, or statements issued by the NWS Sacramento Weather Forecast Office. Observations are preliminary and subject to change. River levels identified as "forecast" should be consistent with those contained in official NWS products. River levels identified as "guidance" have significant uncertainty due to future weather or reservoir regulation and are provided for planning purposes only.

Observed Data Credit
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Raw streamflow data is provided by the US Geological Survey (USGS).
View USGS Data for this station location.