Severe Thunderstorm Warning Issued for Southern California

The National Weather Service in San Diego has issued a Severe Thunderstorm Warning for multiple counties in Southern California as a band of intense storms moves through the region.

Alert Details

• Alert Type: Severe Thunderstorm Warning (SVRSGX)
• Issuing Agency: National Weather Service San Diego CA
• Effective Until: 3:30 AM PST, February 18, 2026

Affected Areas

The warning covers a broad area of Southern California, including:

• San Bernardino County
• Riverside County
• Northwestern San Diego County
• Eastern Orange County

Specific locations impacted include Anaheim, Riverside, Irvine, San Bernardino, Fontana, Moreno Valley, Corona, Orange, Rialto, Mission Viejo, Tustin, Redlands, San Clemente, Lake Elsinore, Yucaipa, Laguna Beach, Newport Beach, Dana Point, northern Camp Pendleton, and Hemet.

What You Should Do

For your protection, move to an interior room on the lowest floor of a building immediately. Residents should stay away from windows and remain indoors until the storm has passed to avoid injury from wind-blown debris.

Expected Conditions

At 2:26 AM PST, radar indicated a band of severe thunderstorms extending from Newport Beach to San Bernardino. The system is moving slowly southeast into southern Orange County and western Riverside County.

• Wind: Gusts up to 60 mph are expected.
• Hail: Radar indicates potential hail up to 0.75 inches.
• Impact: High winds are expected to cause damage to roofs, siding, and trees.

Timeline

The warning was issued at 2:28 AM PST and is scheduled to remain in effect until 3:30 AM PST on February 18, 2026.