
A strong atmospheric river will continue heavy rain over southern California through Friday. The heaviest rainfall is ongoing today in the Los Angeles Basin. Flash and urban flooding is possible. A prolonged heavy snowfall has begun over the Sierra Nevada Mountains and will continue through Friday. Travel will become increasingly difficult over the passes due to snow and strong winds. Read More >

Local Cooperative Observation Issued: 12/24/2025 10:16:00 PM UTC
Miscellaneous Hydrologic Data Issued: 12/25/2025 04:25:00 AM UTC
No recent Local Storm Reports (LSRs) have been issued by Austin/San Antonio WFO.