CNRFC - Ensemble Products

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KLAMATH RIVER - SEIAD VALLEY (SEIC1)

Latitude: 41.85º N	Longitude: 123.23º W	Elevation: 1320 Feet
Location: Siskiyou County in California		Bulletin Group: North Coast		River Group: Klamath

Issuance Time:

Jun 22, 2025 at 8:53 AM PDT

Action/Monitor: 13.0 Feet

Minor Flood: 15.0 Feet

Moderate Flood: 20.0 Feet

Major Flood: 28.0 Feet

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

Select Threshold to Use: Threshold Value: Threshold Label:

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		Official Forecast (Deterministic)

		Prob. of Threshold Exceedance
		Model Traces

What information is considered in this forecast?

Verification / Historical Plots
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Location Photographs
Upstream Photo	Gage House Photo	Downstream Photo

ESRI™ Locator Map

Flood Impacts
33.75 Feet	Major flooding is occurring along the entire reach of the Klamath River in Siskiyou County. Much of Highway 96 is impassable.
28.0 Feet	Expect considerable flooding along the Klamath River in Siskiyou County. Sections of Highway 96 are flooded.
20.0 Feet	Highway 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 Feet	The 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 Feet	The Klamath River is nearing bankfull.

Official 7 Day National Weather Service Forecast (CAZ080)

Today: Sunny This Morning then becoming partly cloudy. Highs in the lower 70s to lower 80s. Northeast winds around 5 mph shifting to the northwest late This Afternoon.

Tonight: Mostly cloudy in the evening then clearing. Lows in the lower to mid 50s. Northwest winds 5 to 10 mph shifting to the northeast well after midnight.

Tuesday: Sunny. Highs in the mid 70s to mid 80s. East winds around 5 mph shifting to the southwest in the afternoon.

Tuesday Night: Mostly clear. Lows in the lower to mid 50s. Northwest winds 5 to 10 mph shifting to the north well after midnight.

Wednesday: Sunny. Highs in the mid 70s to mid 80s. North winds around 5 mph shifting to the northwest in the afternoon.

Wednesday Night through Thursday Night: Mostly clear. Lows in the lower to mid 50s. Highs in the mid 70s to mid 80s.

Friday: Sunny. Highs in the mid 70s to mid 80s.

Friday Night through Saturday Night: Clear. Lows in the lower 50s to lower 60s. Highs in the lower 80s to lower 90s.

Sunday: Sunny. Highs in the mid 80s to mid 90s.

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