CNRFC - Ensemble Products

*** IMPORTANT *** Week of June 16 - Website Data Outage - Due to a major computer upgrade the week of June 16, nearly all data on the CNRFC web site will not be updated. We anticipate the down time to be approximately 4 days. The latest deterministic hydrologic forecasts for official forecast points will continue to be available at the National Water Prediction Service during this time.

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CASTAIC CREEK - CASTAIC LAKE (CSKC1)

Latitude: 34.52º N	Longitude: 118.61º W	Elevation: 1515 Feet
Location: Los Angeles County in California		Bulletin Group: Southern California		River Group: Southern California

Issuance Time:

Jun 16, 2025 at 6:55 AM PDT

Action/Monitor: N/A

Minor Flood: N/A

Moderate Flood: N/A

Major Flood: N/A

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 | CSKC1

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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Official 7 Day National Weather Service Forecast (CAZ088)

Today: Sunny. Highs 95 to 100. Southwest winds 10 to 20 mph in the afternoon.

Tonight: Mostly clear. Lows in the upper 50s to mid 60s. Southwest winds 10 to 20 mph shifting to the north after midnight.

Tuesday: Sunny. Highs 95 to 101. Southwest winds 10 to 20 mph in the afternoon.

Tuesday Night: Clear. Lows around 60.

Wednesday: Sunny. Highs in the upper 80s to mid 90s.

Wednesday Night: Clear. Lows around 60.

juneteenth: Sunny. Highs in the mid 80s to lower 90s.

Thursday Night: Clear. Lows around 60.

Friday: Sunny. Highs in the mid 80s to around 90.

Friday Night: Clear. Lows in the mid 50s.

Saturday: Sunny. Highs in the upper 70s to mid 80s.

Saturday Night: Clear. Lows in the mid 50s.

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

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