| NWS Forecast for: Upper San Joaquin River Issued by: National Weather Service San Joaquin Valley/Hanford, CA Last Update: 828 PM PDT Sat May 16 2026 |  |
| Tonight: Mostly clear. Lows 29 to 41. Southwest winds up to 10 mph. Sunday: Breezy, sunny. Highs 40 to 56. Southwest winds 10 to 15 mph shifting to the west 10 to 25 mph in the afternoon. Gusts up to 60 mph. Sunday Night: Breezy, colder. Mostly clear. Lows 19 to 35. Northeast winds 15 to 25 mph with gusts to around 55 mph. Monday: Not as cool. Sunny. Highs 41 to 59. Northeast winds 10 to 15 mph with gusts to around 40 mph shifting to the northwest 5 to 10 mph with gusts to around 30 mph in the afternoon. Monday Night: Mostly clear. Lows 25 to 39. West winds up to 10 mph shifting to the northeast after midnight. Gusts up to 25 mph. Tuesday: Not as cool. Sunny. Highs 45 to 63. Tuesday Night Through Saturday: Mostly clear. Lows 31 to 48. Highs 49 to 72. | |
| Zone Forecast: Upper San Joaquin River | |
Visit your local NWS office at: https://www.weather.gov/hnx |