| ||||||||||||||||||
| SAN JOAQUIN RIVER - VERNALIS (VNSC1) | ||||||||||||||||||
| Latitude: 37.68º N | Longitude: 121.27º W | Elevation: 35 Feet | ||||||||||||||||
| Location: San Joaquin County in CA | ||||||||||||||||||
| River Group: San Joaquin | ||||||||||||||||||
| Issuance Time: | Jan 08 2026 at 2:22 PM PST |
| Please Note: | Ensemble forecasts produced by CNRFC only consider meteorological uncertainty and do not account for hydrologic uncertainty. |
| Location Photographs | ||
| ESRI™ Locator Map |
| Official 7 Day National Weather Service Forecast (CAZ019) |
| Tonight: Mostly clear. Areas of frost late in the night. Lows around 35. Northwest winds up to 15 mph with gusts to around 30 mph. Friday: Areas of frost and patchy fog in the morning. Mostly sunny. Highs 48 to 53. Light winds. Friday Night: Mostly clear. Patchy frost after midnight. Lows around 35. Light winds. Saturday: Areas of frost in the morning. Partly cloudy. Highs around 51. Light winds. Saturday Night: Partly cloudy in the evening then becoming mostly cloudy. Lows around 37. Light winds. Sunday: Mostly cloudy. Highs around 52. Sunday Night: Mostly clear. Lows around 38. Monday: Partly cloudy. Highs 50 to 56. Monday Night: Mostly clear. Lows around 40. Tuesday through Wednesday: Partly cloudy. Highs 53 to 61. Lows around 41. Wednesday Night: Mostly clear. Lows around 44. Thursday: Partly cloudy. Highs 56 to 62. |
| Flood Impacts | |
| 37.29 Feet | Stages above 37.3 feet results in flooding outside the levees. Top of levee. |
| 29.6 Feet | Homes along east bank of river on Airport Court in Manteca experience flooding. |
| 26.0 Feet | Severe seepage occurs outside the levees. The area covered by seepage will increase as the river stage rises. |
| 24.5 Feet | Monitor Stage - water reaches the toe of levee. |
| 21.0 Feet | Seepage begins into crop area outside of levees. |