San Diego County Sees Heavy Rainfall This Week

Forecasters say the storm has largely passed, with only scattered showers expected on Friday.

Published on Mar. 1, 2026

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A sprawling Alaskan storm system brought heavy rainfall to San Diego County this week, with some areas receiving over 6 inches of precipitation from Monday through Thursday. The National Weather Service has released rainfall totals for 45 communities across the region, with the highest amounts recorded in mountainous areas like Lake Cuyamaca, Palomar Mountain, and Julian.

Why it matters

The heavy rainfall is a welcome sight for the drought-stricken region, helping to replenish water supplies. However, the downpours also led to some flooding and other weather-related issues that local authorities had to address.

The details

The storm system brought widespread rainfall across San Diego County, with the highest totals in the mountainous eastern parts of the region. Lake Cuyamaca received the most rain at 6.31 inches, followed by Palomar Mountain at 5.13 inches and Julian at 5.12 inches. Many other inland and foothill communities saw over 2 inches of rain during the 4-day event.

  • The storm system moved into the region on Monday and brought heavy rainfall through Thursday.
  • Forecasters say scattered showers may still occur on Friday, but the main storm has largely passed.

The players

National Weather Service

The federal agency that monitors and reports on weather conditions across the United States, including providing the rainfall data for San Diego County communities.

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The takeaway

This week's heavy rainfall is a positive development for San Diego County, which has been dealing with drought conditions. The precipitation will help replenish local water supplies, though the downpours also led to some weather-related issues that authorities had to address. Overall, the storm was a welcome sight for the region.