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| MCCLOUD RIVER - MCCLOUD (MMCC1) | ||||||||||||||||||
| Latitude: 41.19º N | Longitude: 122.06º W | Elevation: 2711 Feet | ||||||||||||||||
| Location: Siskiyou County in CA | ||||||||||||||||||
| River Group: Upper Sacramento | ||||||||||||||||||
| Issuance Time: | Jan 11 2026 at 7:33 AM PST |
| Please Note: | Ensemble forecasts produced by CNRFC only consider meteorological uncertainty and do not account for hydrologic uncertainty. Flow data on this product are unregulated / full natural flow. |
| Monthly Probability Plot |

| Monthly Streamflow Volume (1000s of Acre-Feet) Data Updated: Jan 11 2026 at 8:02 AM PST | ||||||
| Prob | Jan* | Feb | Mar | Apr | May | Jun |
| 10% | 79.4 | 87.4 | 102.0 | 94.6 | 91.9 | 63.6 |
| 25% | 74.9 | 74.5 | 86.6 | 78.2 | 74.4 | 57.9 |
| 50% | 68.5 | 60.8 | 72.8 | 68.6 | 61.5 | 53.8 |
| 75% | 67.7 | 51.7 | 63.9 | 57.6 | 55.0 | 50.3 |
| 90% | 67.3 | 48.2 | 55.1 | 52.8 | 52.1 | 47.6 |
| Mean | 52.6 | 53.7 | 66.0 | 64.7 | 64.7 | 53.5 |
| %Mean | 130.2 | 113.2 | 110.3 | 106.0 | 95.1 | 100.6 |
| Prob | Jul | Aug | Sep | Oct | Nov | Dec |
| 10% | 58.2 | 56.1 | 52.9 | 53.6 | 57.9 | 89.7 |
| 25% | 56.0 | 54.1 | 51.2 | 52.3 | 50.6 | 61.9 |
| 50% | 52.7 | 51.3 | 48.6 | 49.5 | 47.4 | 50.2 |
| 75% | 49.8 | 48.5 | 46.0 | 46.7 | 45.4 | 46.5 |
| 90% | 47.5 | 46.3 | 44.1 | 44.8 | 43.6 | 43.9 |
| Mean | 49.8 | 48.0 | 45.4 | 46.2 | 45.8 | 51.6 |
| %Mean | 105.8 | 106.9 | 107.0 | 107.1 | 103.5 | 97.3 |
| Note 1: %Mean is the "Median forecast monthly value (50%)" divided by the "monthly mean" (displayed as a %) | ||||||
| Note 2: For current month, graphic represents remaining forecast only, text represents observed + remaining forecast. | ||||||
| Location Photographs | ||
| ESRI™ Locator Map |
| Official 7 Day National Weather Service Forecast (CAZ082) |
| Tonight: Mostly clear. Lows in the mid 20s to mid 30s. Northeast winds 5 to 10 mph. Monday: Sunny. Highs in the lower to mid 50s. Northeast winds 5 to 10 mph. Monday Night: Clear. Lows in the lower 30s to lower 40s. Northeast winds 5 to 10 mph. Tuesday: Sunny. Highs in the lower 50s to lower 60s. Northeast winds 5 to 10 mph. Tuesday Night: Clear. Lows in the lower 30s to lower 40s. North winds 5 to 10 mph. Wednesday through Friday Night: Clear. Highs in the lower 50s to lower 60s. Lows in the lower 30s to lower 40s. Saturday: Sunny. Highs in the mid 50s to mid 60s. Saturday Night: Mostly clear in the evening then becoming partly cloudy. Lows in the lower 30s to lower 40s. Sunday: Sunny. Highs in the mid 50s to mid 60s. |