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KLAMATH RIVER - SEIAD VALLEY (SEIC1)
Latitude:
41.85º N
Longitude:
123.23º W
Elevation:
1320 Feet
Location: Siskiyou County in CA
River Group: North Coast
Issuance Time: May 07 2025 at 7:52 AM PDT
Action/
Monitor:
13.0 Ft
Minor
Flood:
15.0 Ft
Moderate
Flood:
20.0 Ft
Major
Flood:
28.0 Ft
Please Note:Ensemble forecasts produced by CNRFC only consider meteorological uncertainty and do not account for hydrologic uncertainty.
Threshold Exceedance Plot                  Product Information        CSV Ensemble Files (Data in kcfs):  Forecast Group  |  SEIC1
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What information is considered in this forecast?
Verification / Historical Plots
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Location Photographs

ESRI™ Locator Map
Flood Impacts
33.75 FeetMajor flooding is occurring along the entire reach of the Klamath River in Siskiyou County. Much of Highway 96 is impassable.
28.0 FeetExpect considerable flooding along the Klamath River in Siskiyou County. Sections of Highway 96 are flooded.
20.0 FeetHighway 96 innundated in low-lying spots along the Klamath River in Siskiyou County. Flooding is also likely at the confluence with the Scott River and the confluence with Indian Creek.
15.0 FeetThe Klamath River is at flood stage. The Klamath River begins to flow out of its banks in some areas. Some low-lying structures may be flooded.
13.0 FeetThe Klamath River is nearing bankfull.
Official 7 Day National Weather Service Forecast   (CAZ080)
Today: Partly cloudy then becoming sunny late This Morning then becoming partly cloudy. Highs in the mid 60s to mid 70s. South winds around 5 mph shifting to the southwest This Afternoon.

Tonight: Mostly clear. Lows in the lower to mid 40s. West winds 5 to 10 mph shifting to the southeast well after midnight.

Thursday: Sunny. Highs in the mid 60s to mid 70s. South winds 5 to 10 mph shifting to the southwest late in the afternoon.

Thursday Night: Clear. Lows in the mid 40s to lower 50s. Southwest winds 5 to 10 mph shifting to the southeast after midnight.

Friday: Sunny. Highs in the lower 70s to lower 80s. Southeast winds around 5 mph shifting to the southwest in the afternoon.

Friday Night and Saturday: Partly cloudy. Lows in the mid 40s to lower 50s. Highs in the lower 70s to lower 80s.

Saturday Night: Partly cloudy. Lows in the lower to mid 40s.

Sunday: Partly cloudy in the morning then becoming mostly cloudy. Slight chance of rain. Cooler. Highs in the lower 50s to lower 60s.

Sunday Night: Mostly cloudy with a chance of rain and snow. Lows in the mid 30s to lower 40s.

Monday: Rain and snow likely in the morning, then rain showers, snow likely and slight chance of thunderstorms in the afternoon. Snow may be heavy at times in the afternoon. Highs in the mid 40s to mid 50s.

Monday Night: Mostly cloudy with a chance of rain and snow. Lows in the mid 30s to lower 40s.

Tuesday: Mostly cloudy in the morning then becoming partly cloudy. Chance of rain and snow. Highs in the mid 40s to mid 50s.

Flood Impacts
33.75 FeetMajor flooding is occurring along the entire reach of the Klamath River in Siskiyou County. Much of Highway 96 is impassable.
28.0 FeetExpect considerable flooding along the Klamath River in Siskiyou County. Sections of Highway 96 are flooded.
20.0 FeetHighway 96 innundated in low-lying spots along the Klamath River in Siskiyou County. Flooding is also likely at the confluence with the Scott River and the confluence with Indian Creek.
15.0 FeetThe Klamath River is at flood stage. The Klamath River begins to flow out of its banks in some areas. Some low-lying structures may be flooded.
13.0 FeetThe Klamath River is nearing bankfull.