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| SANTA ANA RIVER - SEVEN OAKS RESERVOIR (SRWC1) | ||||||||||||||||||
| Latitude: 34.11º N | Longitude: 117.10º W | Elevation: 1950 Feet | ||||||||||||||||
| Location: San Bernardino County in CA | ||||||||||||||||||
| River Group: Southern California | ||||||||||||||||||
| Issuance Time: | Jan 07 2026 at 8:01 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 07 2026 at 8:10 AM PST | ||||||
| Prob | Jan* | Feb | Mar | Apr | May | Jun |
| 10% | 5.8 | 12.5 | 12.3 | 10.7 | 7.6 | 4.5 |
| 25% | 4.5 | 6.4 | 7.7 | 6.6 | 4.1 | 2.2 |
| 50% | 4.1 | 2.3 | 3.5 | 2.2 | 1.3 | 0.8 |
| 75% | 4.1 | 1.6 | 1.4 | 1.1 | 0.7 | 0.5 |
| 90% | 4.1 | 1.6 | 1.2 | 0.8 | 0.5 | 0.4 |
| Mean | + | + | + | + | + | + |
| %Mean | + | + | + | + | + | + |
| Prob | Jul | Aug | Sep | Oct | Nov | Dec |
| 10% | 2.3 | 1.9 | 1.4 | 1.7 | 3.0 | 3.9 |
| 25% | 1.7 | 1.4 | 1.0 | 1.0 | 1.0 | 1.6 |
| 50% | 0.7 | 0.4 | 0.4 | 0.4 | 0.5 | 0.8 |
| 75% | 0.4 | 0.3 | 0.2 | 0.2 | 0.2 | 0.2 |
| 90% | 0.3 | 0.2 | 0.2 | 0.1 | 0.1 | 0.1 |
| Mean | + | + | + | + | + | + |
| %Mean | + | + | + | + | + | + |
| 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 (CAZ048) |
| Tonight: Partly cloudy. Lows 41 to 45. Areas of winds south 10 to 15 mph. Gusts to 25 mph This Evening. Thursday: Partly cloudy in the morning and becoming mostly sunny. Highs 56 to 61. Areas of winds northwest 10 to 15 mph with gusts to 30 mph becoming north 15 to 25 mph with gusts to 35 mph in the afternoon. Thursday Night: Mostly clear. Patchy frost in colder and wind sheltered locations overnight. Colder. Lows 31 to 35 in wind sheltered areas to 34 to 41 in warmer locations. Areas of winds north 20 to 30 mph. Gusts to 45 mph and becoming 50 mph overnight. Friday: Patchy frost in colder and wind sheltered locations in the morning. Mostly sunny. Highs 58 to 63. Areas of winds north 20 to 30 mph with gusts to 50 mph. Friday Night: Clear. Lows 35 to 39 in wind sheltered areas to 38 to 43 in warmer locations. Areas of winds north 15 to 25 mph with gusts to 50 mph. Saturday: Sunny, breezy, warmer. Highs 66 to 72. Saturday Night: Clear. Lows 40 to 46. Sunday: Mostly sunny. Highs 68 to 72. Sunday Night: Mostly clear in the evening and becoming partly cloudy. Lows 41 to 48. Monday: Partly cloudy in the morning and becoming mostly sunny. Highs 69 to 74. Monday Night: Clear. Lows 44 to 50. Tuesday: Sunny. Highs 72 to 76. Tuesday Night: Mostly clear. Lows 45 to 52. Wednesday: Sunny. Highs 75 to 79. |