San Diego, CA – A strong storm system is set to impact Southern California midweek, bringing heavy rain, potential flooding, and travel disruptions. A Flood Watch is in effect from Wednesday evening through Thursday afternoon, affecting San Diego, Riverside, Orange, and San Bernardino counties.
According to the National Weather Service (NWS), an incoming atmospheric river will bring steady rain, with localized downpours leading to possible flooding. Rainfall rates of 0.50 to 0.75 inches per hour are expected, with up to 1 inch per hour in the mountains below the snow line. Low-lying areas, burn scars, and flood-prone roads, including Interstate 5 and Highway 78, may see standing water or flash flooding.
What to Expect:
• Wednesday Night: Rain develops, increasing in intensity after 11 p.m. South winds up to 25 mph.
• Thursday: Heavy rain, possible thunderstorms. High near 58°F. Flash flooding risk in valleys and foothills.
• Friday: Conditions improve, with clearing skies and highs in the upper 50s.
• Weekend Outlook: Partly sunny Saturday; highs in the low 60s. Another storm may develop by Sunday night.
Residents should prepare by clearing gutters, avoiding flood-prone areas, and checking road conditions before traveling. Stay updated with alerts from the NWS and Caltrans.
