National Weather Service California Nevada River Forecast Center Department of Commerce National Oceanic and Atmospheric Administration National Weather Service
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KLAMATH RIVER - KLAMATH (KLMC1)
Latitude: 41.51º NLongitude: 123.98º WElevation: 6 Feet
Location: Del Norte County in CaliforniaRiver Group: North Coast
Issuance Time: Oct 20 2017 at 7:59 AM PDTNext Issuance: Oct 21 2017 at 9:00 AM PDT
Monitor Stage: 30.0 FeetFlood Stage: 38.0 FeetDanger Stage: 59.0 Feet
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.

Verification - Historical Graphical RVF
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Historical Stage/Flow Data
Water Year
Peak Discharge (cfs)
Stage (feet)
Date
 Most Recent 5 Years
2016*
199,000
36.33
Jan 18, 2016
2015*
172,000
33.91
Feb 7, 2015
2014*
92,000
25.51
Mar 10, 2014
2013*
140,000
30.83
Dec 2, 2012
2012*
156,000
32.33
Mar 31, 2012
 Historical High Stage/Flow Events (Period of Record - December 1861 to Present)**
1965*
557,000
55.30
Dec 23, 1964
1974*
529,000
41.96
Jan 16, 1974
1986*
459,000
36.76
Feb 18, 1986
1861*
450,000
60.00
Dec -- 1861
1890*
425,000
63.00
Feb --, 1890
1956*
425,000
49.70
Dec 22, 1955
 * Discharge affected to unknown degree by regulation or diversion
 ** Most recent continuous record back to 1932 with segmented periods back to Dec 1861
Location Photographs
ESRI™ Locator Map
Official 7 Day National Weather Service Forecast   (CAZ101)
Rest of Tonight: Patchy fog through the night. Slight chance of rain showers in the evening. Rain overnight. Lows 44 to 54. South wind 10 to 20 mph.

Saturday: Rain, breezy. Highs 54 to 64. South wind 15 to 25 mph.

Saturday Night: Rain likely in the evening, then rain showers likely overnight. Lows 49 to 59. South wind 10 to 20 mph.

Sunday: Mostly cloudy. Chance of rain showers. Highs 60 to 70. South wind 5 to 15 mph.

Sunday Night: Mostly cloudy. Slight chance of rain showers. Lows 47 to 57. North wind around 5 mph.

Monday: Mostly sunny. Highs 65 to 75. Northeast wind 5 to 15 mph.

Monday Night through Tuesday Night: Mostly clear. Lows 45 to 55. Highs 65 to 75.

Wednesday: Mostly sunny. Highs 61 to 71.

Wednesday Night and Thursday: Mostly clear. Lows 43 to 53. Highs 61 to 71.

Thursday Night: Partly cloudy. Lows 46 to 56.

Friday: Sunny. Highs 61 to 71.
Impacts - E19 Information
34.0 FeetFlooding of lowest lying areas may occur.
38.0 FeetFlooding of lowest lying areas is likely.
40.0 FeetFlooding may occur on the access road to Klamath Glen and adjacent low lying secondary roads near the delta. Flooding will be amplified if coincident with high tides and strong, onshore winds.
42.0 FeetFlooding of US Highway 101 near Requa Road, the road to Klamath Glen, and adjacent low-lying secondary roads near the delta is likely. Flooding will be amplified with high tides and strong onshore winds.
46.0 FeetNumerous road closures are expected including US Highway 101 and secondary roads in the area. Significant flooding of many homes and businesses will occur. Loss of power is likely due to inundation of transfer station.
49.0 FeetExtensive flooding along the river from Blue Creek downstream to the Pacific Ocean. Most roads in the area, including US Highway 101, Requa Road, and the road to Klamath Glen are likely to be flooded and impassable.
63.0 FeetSevere flooding of the delta area below the levee. Most roads will be flooded and impassable, including US Highway 101 and numerous secondary roads. The forecast level is within 2.5 feet of top of levee protecting Klamath Glen. Any persons living or working in areas protected by the levee should be prepared to take appropriate action and move to higher ground. High tides and strong onshore winds will amplify effects.
64.0 FeetSevere flooding in the delta area is likely, particularly US Highway 101 in the vicinity of Requa Road, the access road to Klamath Glen, and secondary roads. The forecast level is within 1.5 feet of top of levee. Any persons living or working in areas protected by the levee should be prepared to take appropriate action and move to higher ground. High tides and strong onshore winds will amplify effects.
65.0 FeetSevere flooding in the delta area is likely, particularly US Highway 101 in the vicinity of Requa Road, the access road to Klamath Glen, and secondary roads. The forecast level is within 0.5 feet of top of levee. Any persons living or working in areas protected by the levee should take appropriate action and move to higher ground. High tides and strong onshore winds will amplify effects.
65.5 FeetExtensive and severe flooding can be expected from above Klamath Glen to the Pacific Ocean including the towns of Klamath and Klamath Glen and US Highway 101. The forecast level is at the top of the levee. Any persons living or working in areas protected by the levee should take appropriate action and move to higher ground. High tides and strong onshore winds amplify effects.
66.0 FeetExtensive and severe flooding can be expected from above Klamath Glen to the Pacific Ocean including the towns of Klamath and Klamath Glen and US Highway 101. The forecast level is over the top of the levee. Any persons living or working in areas protected by the levee should take appropriate action and move to higher ground.
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 Eureka 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.