Tornado Alerts Near San Jose, CA 95121

🌪️ Current Alert Status

Live NWS tornado and severe weather alerts

✅

All Clear

No active tornado alerts near San Jose

There are currently no tornado warnings, watches, or severe thunderstorm alerts in effect for the San Jose area. This page updates every 60 seconds from the National Weather Service.

Historical Tornado Risk

Activity level Moderate

Average per year 1.5 tornados

Peak season month April

Total on record 73 tornados

📋 Tornado History

Historical tornado events within 250 miles of San Jose

EF Rating	Damage	Path	Casualties	Distance	Date
EF0	Light damage	0.9 mi × 70 yd	None	51 mi	Apr 1, 2025
EF1	Moderate damage	0.3 mi × 30 yd	0 dead, 5 hurt	22 mi	Dec 14, 2024
EF0	Light damage	0.3 mi × 50 yd	None	79 mi	Jan 14, 2023
EF0	Light damage	0.8 mi × 400 yd	None	76 mi	Nov 8, 2022
EF0	Light damage	N/A	None	58 mi	Apr 21, 2022
EF0	Light damage	0.1 mi × 20 yd	None	87 mi	May 18, 2020
EF0	Light damage	1.7 mi × 1 yd	None	88 mi	Sep 28, 2019
EF0	Light damage	0.4 mi × 130 yd	None	93 mi	Jan 11, 2017
EF0	Light damage	0.2 mi × 20 yd	None	110 mi	Jan 9, 2017
EF0	Light damage	0.2 mi × 10 yd	None	85 mi	Apr 27, 2016
EF1	Moderate damage	6.2 mi × 100 yd	None	104 mi	Dec 24, 2015
EF0	Light damage	4 mi × 20 yd	None	103 mi	Mar 26, 2014
EF0	Light damage	0.6 mi × 25 yd	None	105 mi	Mar 26, 2014
EF0	Light damage	0.7 mi × 50 yd	None	92 mi	Feb 28, 2014
EF1	Moderate damage	1 mi × 100 yd	None	79 mi	Oct 22, 2012
EF0	Light damage	0.3 mi × 5 yd	None	47 mi	Apr 11, 2012
EF0	Light damage	0.1 mi × 10 yd	None	67 mi	Apr 7, 2011
EF1	Moderate damage	0.1 mi × 100 yd	None	93 mi	Mar 18, 2011
EF0	Light damage	0.4 mi × 10 yd	None	91 mi	Feb 25, 2011
EF1	Moderate damage	1.6 mi × 2 yd	None	42 mi	Jan 23, 2010
EF0	Light damage	1 mi × 5 yd	None	79 mi	Feb 25, 2007
EF0	Light damage	0.3 mi × 0 yd	None	37 mi	Dec 26, 2005
EF0	Light damage	0.1 mi × 0 yd	None	96 mi	Apr 8, 2005
EF0	Light damage	0.1 mi × 0 yd	None	87 mi	Apr 8, 2005
EF0	Light damage	1.5 mi × 0 yd	None	45 mi	Apr 8, 2005
EF1	Moderate damage	3 mi × 30 yd	None	41 mi	Mar 20, 2005
EF0	Light damage	1.2 mi × 0 yd	None	110 mi	Mar 20, 2005
EF0	Light damage	0.3 mi × 0 yd	None	93 mi	Feb 21, 2005
EF0	Light damage	0.1 mi × 0 yd	None	89 mi	Feb 21, 2005
EF0	Light damage	0.1 mi × 0 yd	None	90 mi	Feb 21, 2005
EF0	Light damage	0.1 mi × 0 yd	None	74 mi	Jan 11, 2005
EF0	Light damage	0.2 mi × 3 yd	None	93 mi	Dec 29, 2004
EF0	Light damage	1.5 mi × 150 yd	None	52 mi	Dec 5, 1998
EF1	Moderate damage	1.5 mi × 150 yd	None	93 mi	Dec 5, 1998
EF0	Light damage	0.2 mi × 15 yd	None	63 mi	May 12, 1998
EF2	Considerable damage	0.6 mi × 100 yd	0 dead, 1 hurt	13 mi	May 5, 1998
EF1	Moderate damage	0.3 mi × 75 yd	0 dead, 1 hurt	18 mi	May 5, 1998
EF0	Light damage	0.1 mi × 10 yd	None	95 mi	Apr 24, 1998
EF0	Light damage	0.1 mi × 10 yd	None	36 mi	Mar 28, 1998
EF0	Light damage	0.2 mi × 30 yd	None	44 mi	Feb 19, 1998
EF0	Light damage	0.2 mi × 50 yd	None	36 mi	Feb 7, 1998
EF0	Light damage	0.1 mi × 30 yd	None	13 mi	Feb 6, 1998
EF0	Light damage	0.2 mi × 100 yd	None	4 mi	Dec 8, 1997
EF0	Light damage	0.3 mi × 20 yd	0 dead, 1 hurt	69 mi	Dec 23, 1996
EF1	Moderate damage	6 mi × 20 yd	None	89 mi	Dec 23, 1996
EF0	Light damage	0.1 mi × 100 yd	None	65 mi	Apr 1, 1996
EF0	Light damage	0.1 mi × 100 yd	None	64 mi	Apr 1, 1996
EF0	Light damage	0.3 mi × 150 yd	None	60 mi	Apr 1, 1996
EF0	Light damage	0.8 mi × 50 yd	None	54 mi	Apr 1, 1996
EF0	Light damage	0.1 mi × 50 yd	None	43 mi	Apr 1, 1996
EF1	Moderate damage	1 mi × 50 yd	None	100 mi	Feb 22, 1996
EF0	Light damage	0.2 mi × 23 yd	None	35 mi	Dec 17, 1992
EF1	Moderate damage	7.5 mi × 100 yd	None	96 mi	Dec 2, 1992
EF1	Moderate damage	1 mi × 23 yd	None	94 mi	Dec 2, 1992
EF1	Moderate damage	3 mi × 23 yd	None	102 mi	Dec 2, 1992
EF0	Light damage	0.1 mi × 10 yd	None	62 mi	Mar 26, 1991
EF0	Light damage	0.2 mi × 10 yd	None	112 mi	Apr 23, 1990
EF0	Light damage	0.2 mi × 10 yd	None	86 mi	Sep 18, 1989
EF0	Light damage	0.2 mi × 10 yd	None	48 mi	Sep 18, 1989
EF0	Light damage	0.2 mi × 10 yd	None	48 mi	Sep 18, 1989
EF1	Moderate damage	1 mi × 30 yd	None	101 mi	Apr 19, 1988
EF1	Moderate damage	0.2 mi × 23 yd	None	70 mi	Apr 19, 1988
EF0	Light damage	0.2 mi × 50 yd	None	42 mi	Mar 10, 1986
EF1	Moderate damage	1 mi × 50 yd	None	102 mi	Mar 22, 1983
EF1	Moderate damage	1 mi × 50 yd	None	101 mi	Mar 22, 1983
EF0	Light damage	0.1 mi × 50 yd	None	104 mi	Mar 3, 1983
EF1	Moderate damage	0.8 mi × 100 yd	None	93 mi	Feb 27, 1983
EF0	Light damage	0.5 mi × 20 yd	None	59 mi	Jun 29, 1982
EF0	Light damage	N/A	None	26 mi	Mar 29, 1982
EF0	Light damage	N/A	None	62 mi	Mar 19, 1981
EF0	Light damage	N/A	None	54 mi	Jan 23, 1981
EF1	Moderate damage	0.3 mi × 67 yd	0 dead, 1 hurt	13 mi	Jan 14, 1980
EF2	Considerable damage	1.9 mi × 20 yd	None	98 mi	Feb 7, 1978

📈 Historical Trends

Tornado activity near San Jose over 30 years

73

Total tornados on record

1.5

Average per year

EF2

Strongest recorded

Apr

Peak month

EF Scale Distribution

EF0

52

EF1

19

EF2

2

EF3

0

EF4

0

EF5

0

Yearly Tornado Count

1978 2025

Strongest Tornados on Record

EF2 SACRAMENTO, CA Feb 7, 1978

1.9 mi path

EF2 SANTA CLARA, CA May 5, 1998

0.6 mi path 1 injured

EF1 SONOMA, CA Dec 2, 1992

7.5 mi path

EF1 EL DORADO, CA Dec 24, 2015

6.2 mi path

EF1 MARIN, CA Dec 23, 1996

6 mi path

📅 Tornado Season

When tornados are most likely near you

⚡

Active Tornado Season

Tornado season is active. San Jose sees the most tornado activity in Apr. Stay alert and have your shelter plan ready.

US Tornado Activity by Month

Jan

2%

Feb

3%

Mar

7%

PEAK

Apr

10%

May

18%

Jun

16%

Jul

12%

Aug

9%

Sep

7%

Oct

6%

Nov

5%

Dec

3%

Current month Peak for San Jose

🛡️ Tornado Safety

What to know before, during, and after a tornado

⚠️ Tornado Watch

Meaning: Conditions are favorable for tornado development

Be prepared to take shelter. Stay alert for changing conditions.

🌪️ Tornado Warning

Meaning: A tornado has been spotted or detected on radar

TAKE COVER IMMEDIATELY in your nearest safe shelter.

⚠️ Step 1

Tornado Watch — Be Prepared

Conditions are favorable for tornados. Monitor weather alerts, charge your phone, and review your shelter plan. Move vehicles into garages if possible.

🌪️ Step 2

Tornado Warning — Take Cover NOW

A tornado has been sighted or indicated by radar. Move immediately to an interior room on the lowest floor (basement, bathroom, closet). Get under sturdy furniture. Stay away from windows.

🔍 Step 3

After a Tornado

Stay in your shelter until the warning expires. Check for injuries, avoid downed power lines, and watch for gas leaks. Document damage for insurance before cleanup.

Where to Shelter

✓ Best: Underground shelter or basement

✓ Good: Interior room on lowest floor

✓ Acceptable: Bathroom or closet (no exterior walls)

✓ If driving: Pull over, get below road level in a ditch

✗ NEVER: Stay in a mobile home — leave for sturdy building

✗ NEVER: Shelter under a highway overpass

📍 Nearby Tornado Monitoring

Cities near San Jose with live tracking