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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: Jul 24 2014 at 7:51 AM PDTNext Issuance: Jul 25 2014 at 9:00 AM PDT
Monitor Stage: 8.0 FeetFlood Stage: 9.0 Feet
Verification - Historical Graphical RVF
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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
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Official 7 Day National Weather Service Forecast   (CAZ064)
Tonight: Clear. Lows 59 to 73. Prevailing southwest winds up to 10 mph.

Friday: Sunny. Highs 91 to 103. Light winds.

Friday Night: Clear. Lows 62 to 75. Prevailing west winds up to 10 mph.

Saturday: Sunny. Highs 93 to 102. Light winds becoming south up to 10 mph in the afternoon.

Saturday Night: Mostly clear. Lows 60 to 75. Prevailing southwest winds 5 to 15 mph.

Sunday: Mostly sunny. Highs 93 to 102.

Sunday Night: Mostly clear. Lows 60 to 74.

Monday through Thursday: Clear. Highs 89 to 103. Lows 59 to 74.
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.