| NWS Forecast for: Upper San Joaquin River Issued by: National Weather Service San Joaquin Valley/Hanford, CA Last Update: 310 PM PDT Sat Jul 18 2026 | |
| Tonight: Mostly clear. Lows 49 to 59. West winds up to 10 mph shifting to the northeast after midnight. Sunday: Mostly sunny. A 20 percent chance of thunderstorms in the afternoon. Highs 63 to 79. Southeast winds up to 5 mph shifting to the southwest in the afternoon. Sunday Night: Partly cloudy. Lows 49 to 59. Southwest winds up to 10 mph shifting to the southeast after midnight. Monday: Mostly sunny. Chance of rain showers in the afternoon. Highs 61 to 77. West winds up to 10 mph. Chance of showers 50 percent. Monday Night: Mostly cloudy. Chance of rain showers in the evening, then chance of rain after midnight. Lows 50 to 60. West winds up to 10 mph shifting to the northeast after midnight. Chance of precipitation 50 percent. Tuesday: Mostly sunny in the morning, then rain showers likely and chance of thunderstorms in the afternoon. Highs 61 to 77. Chance of precipitation 70 percent. Tuesday Night: Mostly cloudy with chance of rain showers in the evening, then partly cloudy after midnight. Lows 49 to 59. Chance of showers 40 percent. Wednesday: Sunny in the morning, then partly sunny with chance of rain showers in the afternoon. Highs 63 to 79. Chance of showers 50 percent. Wednesday Night Through Saturday: Mostly clear. Lows 49 to 59. Highs 63 to 80. | |
| Zone Forecast: Upper San Joaquin River | |
Visit your local NWS office at: https://www.weather.gov/hnx |