Weather Alerts Map

San Jose weather alerts

There are no active weather alerts for San Jose, CA right now.

The National Weather Service issues alerts for San Jose as part of Santa Clara County.

Updated from the National Weather Service · lists refresh hourly; the live map loads current alerts directly from the NWS

Map data: NWS, OpenFreeMap, OpenStreetMap

Tornado history within 25 miles of San Jose

12 tornadoes have been recorded within 25 miles of San Jose since 1950, injuring 8 people. The most recent was on December 14, 2024 (rated EF1).

EF0: 5EF05EF1: 5EF15EF2: 2EF22EF3: 0EF3EF4: 0EF4EF5: 0EF5
Tornadoes by (E)F rating

Strongest tornadoes within 25 miles of San Jose

DateRatingCountyPath lengthWidthDeathsInjuries
January 11, 1951F2Santa Clara County5.7 mi10 yd00
May 5, 1998F2Santa Clara County0.6 mi100 yd01
December 20, 2001F1Santa Cruz County0.5 mi60 yd00
December 14, 2024EF1Santa Cruz County0.3 mi30 yd05
January 14, 1980F1Stanislaus County0.3 mi67 yd01

Most recent tornadoes

DateRatingCountyPath lengthWidthDeathsInjuries
December 14, 2024EF1Santa Cruz County0.3 mi30 yd05
April 14, 2007EF0Santa Clara County0.2 mi30 yd00
December 20, 2001F1Santa Cruz County0.5 mi60 yd00
December 5, 1998F0Santa Cruz County1 mi100 yd00
May 5, 1998F2Santa Clara County0.6 mi100 yd01

California tornado history and map →

How often alerts are issued for Santa Clara County

Alert type2016–2025Last issued
Flood Advisory172November 13, 2026
Wind Advisory68May 18, 2026
Frost Advisory48March 7, 2025
Heat Advisory48October 3, 2026
Flood Warning39February 13, 2025
Freeze Warning31February 10, 2025
Flood Watch26December 21, 2025
Flash Flood Warning20December 25, 2025
Dense Fog Advisory20December 15, 2025
Severe Thunderstorm Warning16December 26, 2025

Full Santa Clara County alert history →

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