| Distance / Altitude | Location | Report Date / Time | Live Weather | Wind | Gusts | Temp. | Visibility | Cloud |
|---|---|---|---|---|---|---|---|---|
| 15 km S / 59 m | Tracy Municipal Airport (California) (California) | 2025-12-21 11:35 local (2025/12/21 19:35 GMT) |  Dry and cloudy | light winds from the SE (19 km/h at 130) | 17°C | 16 | broken overcast | |
| 17 km WSW / 24 m | Byron Airport (California) (California) | 2025-12-21 11:35 local (2025/12/21 19:35 GMT) | Dry and cloudy | wind obs. (13 kph from 100 degs) was rejected (- km/h at -) | 18°C | 16 | overcast | |
| 21 km ENE / 218 m | Stockton Airport (California) | 2025-12-21 10:55 local (2025/12/21 18:55 GMT) |  Dry and partly cloudy | moderate winds from the SSE (20 km/h at 150) | 17°C | 16 | broken | |
| 35 km SW / 218 m | Livermore Airport (California) | 2025-12-21 11:37 local (2025/12/21 19:37 GMT) | Dry and cloudy | light winds from the SSW (13 km/h at 210) | 18°C | 16 | broken overcast | |
| 46 km W / 3 m | BUOY-PSBC1 (Marine) | 2025-12-21 11:48 local (2025/12/21 19:48 GMT) | light winds from the WSW (15 km/h at 240) | — | - | |||
| 49 km ESE / 216 m | Modesto Airport (California) | 2025-12-21 10:53 local (2025/12/21 18:53 GMT) |  - | light winds from the SSE (15 km/h at 150) | 16°C | 14 | few | |
| 53 km SSW / 317 m | Sunol (California) | 2025-12-21 12:02 local (2025/12/21 20:02 GMT) | dry | calm (3 km/h at 234) | 16°C | - | - - 0 | |
| 57 km SSW / 14 m | Fremont (California) | 2025-12-21 11:47 local (2025/12/21 19:47 GMT) | dry | light winds from the SSW (8 km/h at 203) | 16°C | - | - - 0 | |
| 57 km W / 218 m | Concord Airport (California) | 2025-12-21 11:07 local (2025/12/21 19:07 GMT) | - | moderate winds from the S (20 km/h at 190) | 16°C | 0.0 | ||
| 59 km W / 3 m | BUOY-PCOC1 (Marine) | 2025-12-21 11:48 local (2025/12/21 19:48 GMT) | light winds from the SSW (15 km/h at 210) | — | - |
* NOTE: not all live weather reports for Grant Line Canal (drawbridge), Old River, California update at the same frequency which is why some locations can show data from stations that are more remote if the report is more recent than known closer ones. We also include live weather reports from ships and buoys if data are submitted close to Grant Line Canal (drawbridge), Old River, California, United States and within an acceptable time window.
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