El Niño Observatory
El Niño conditions are present and being monitored · Niño 3.4 +1.3 °C

El Niño Observatory Monitored cities San Francisco

El Niño in San FranciscoCalifornia · United States

Current El Niño risk

Attention level: LowNo direct zone and no strong signals ahead

San Francisco is outside the directly mapped El Niño impact zones. Indirect effects such as food prices and regional weather remain possible.

Next 14 days in San Francisco

0 of the next 14 days show a 60%+ chance of rain; 0 with heavy rain.

Wed
10
0%
·
Thu
11
0%
·
Fri
12
1%
·
Sat
13
1%
·
Sun
14
1%
·
Mon
15
1%
·
Tue
16
2%
·
Wed
17
2%
·
Thu
18
2%
·
Fri
19
2%
·
Sat
20
1%
·
Sun
21
0%
·
Mon
22
0%
·
Tue
23
0%
·

% is the chance of rain that day. mm is the expected amount.

Areas with flood history in San Francisco

  • Mission Terrace: Chronic sewer and stormwater backups from an undersized sewer system
  • Cayuga Avenue: Recurring sewer and stormwater overflows during rainy seasons
  • West Portal: Chronic overflow problems near 15th Avenue and Wawona Street
  • 17th Street and Folsom Street: Repeated flooding tied to sewer overflow and stormwater backup
  • Lower Alemany: Downstream flooding from the Cayuga Avenue drainage area
  • SOMA: High concentration of inundation calls during extreme storms

Sources: [1] [2] [3] [4]

AI-generated list using web search (Perplexity Sonar) from news and public sources. Use as a starting reference, not an official risk map.

What you should do

  • Secure loose objects on balconies, roofs and yards before storms arrive.
  • Keep an emergency kit: water, flashlight, batteries, first aid, charged power bank.
  • During severe storms stay away from windows, coastal areas and flooded underpasses.
  • Plan for power cuts: keep devices charged and some cash at hand.
  • Always follow your national meteorological service and local civil defense. Their warnings override anything on this page.

Emergency kit: what to have ready

Emergency numbers

Numbers are national defaults; some regions use local variants. Confirm with local authorities.

Get alerts for your city

We watch the data so you don't have to. Get an email when a flood signal or a major El Niño change affects your area.

Frequently asked questions

Is San Francisco affected by El Niño?

San Francisco is not inside a directly mapped El Niño impact zone, but indirect effects on prices, energy and regional weather are possible.

Will it rain in San Francisco in the coming days?

The current 14-day forecast shows 0 days with a 60%+ chance of rain and 0 days with heavy rain. Probabilities update every 6 hours.

What should residents of San Francisco do?

Secure loose objects on balconies, roofs and yards before storms arrive. Keep an emergency kit: water, flashlight, batteries, first aid, charged power bank. Always follow your national meteorological service and local civil defense. Their warnings override anything on this page.

Other cities in United States

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Data refreshes every 6 hours. Forecast: Open-Meteo. Zone risk: NOAA data and documented El Niño patterns.

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