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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CLEAR CREEK - WHISKEYTOWN RESERVOIR (WHSC1)

Latitude: 40.60º N	Longitude: 122.54º W	Elevation: 1310 Feet
Location: Shasta County in California		Bulletin Group: Upper Sacramento		River Group: Upper Sacramento

Issuance Time:

Jun 16, 2025 at 6:21 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 | WHSC1

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		Official Forecast (Deterministic)

		Prob. of Threshold Exceedance
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What information is considered in this forecast?

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Official 7 Day National Weather Service Forecast (CAZ013)

Today: Sunny. Highs 72 to 87 higher elevations and 84 to 92 lower elevations. Prevailing southwest winds up to 10 mph.

Tonight: Clear. Lows 48 to 63. Prevailing west winds up to 10 mph shifting to the north after midnight.

Tuesday: Sunny, warmer. Highs 76 to 91 higher elevations and 88 to 96 lower elevations. Light winds becoming southwest up to 10 mph in the afternoon.

Tuesday Night: Clear. Lows 50 to 65 higher elevations and 59 to 68 lower elevations. Prevailing southwest winds up to 10 mph shifting to the north after midnight.

Wednesday: Sunny, warmer. Highs 80 to 95 higher elevations and 92 to 100 lower elevations. Prevailing north winds up to 10 mph in the morning becoming light.

Wednesday Night: Clear. Lows 51 to 66.

juneteenth: Sunny. Highs 79 to 94.

Thursday Night and Friday: Clear. Lows 45 to 60. Highs 74 to 89.

Friday Night: Clear, colder. Lows 39 to 54.

Saturday: Mostly sunny. Highs 62 to 77.

Saturday Night and Sunday: Clear. Lows 40 to 55. Highs 66 to 81.

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