Tornado Alerts Near Onaka, SD 57466

🌪️ Current Alert Status

Live NWS tornado and severe weather alerts

✅

All Clear

No active tornado alerts near Onaka

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

Historical Tornado Risk

Activity level Moderate

Average per year 4.2 tornados

Peak season month June

Total on record 208 tornados

📋 Tornado History

Historical tornado events within 250 miles of Onaka

EF Rating	Damage	Path	Casualties	Distance	Date
EF0	Light damage	4.5 mi × 50 yd	None	133 mi	Sep 14, 2025
EF0	Light damage	1.8 mi × 50 yd	None	123 mi	Sep 14, 2025
EF1	Moderate damage	2.7 mi × 100 yd	None	123 mi	Sep 14, 2025
EF0	Light damage	3.3 mi × 50 yd	None	107 mi	Sep 14, 2025
EF2	Considerable damage	6.1 mi × 200 yd	None	90 mi	Sep 14, 2025
EF0	Light damage	1.8 mi × 50 yd	None	77 mi	Sep 14, 2025
EF0	Light damage	N/A	None	59 mi	Sep 14, 2025
EF1	Moderate damage	4 mi × 200 yd	None	47 mi	Sep 14, 2025
EF0	Light damage	1 mi × 50 yd	None	118 mi	Jun 27, 2025
EF0	Light damage	1.3 mi × 100 yd	None	109 mi	Jun 27, 2025
EF0	Light damage	2.8 mi × 100 yd	None	127 mi	Jun 27, 2025
EF0	Light damage	0.5 mi × 100 yd	None	135 mi	Jun 27, 2025
EF1	Moderate damage	0.3 mi × 150 yd	None	135 mi	Jun 27, 2025
EF2	Considerable damage	1.8 mi × 200 yd	None	90 mi	Jun 27, 2025
EF1	Moderate damage	0.2 mi × 150 yd	None	90 mi	Jun 27, 2025
EF1	Moderate damage	6.3 mi × 200 yd	None	118 mi	Jun 20, 2025
EF1	Moderate damage	6.2 mi × 200 yd	None	120 mi	Jun 20, 2025
EF0	Light damage	0.9 mi × 20 yd	None	43 mi	Aug 28, 2024
EF1	Moderate damage	0.9 mi × 300 yd	None	116 mi	Aug 28, 2024
EF2	Considerable damage	5.4 mi × 200 yd	None	51 mi	Aug 28, 2024
EF1	Moderate damage	2.2 mi × 300 yd	None	91 mi	Aug 28, 2024
EF0	Light damage	0.5 mi × 20 yd	None	4 mi	Jun 27, 2024
EF0	Light damage	0.6 mi × 50 yd	None	85 mi	Jun 2, 2024
EF0	Light damage	0.2 mi × 40 yd	None	75 mi	Jul 7, 2023
EF0	Light damage	N/A	None	27 mi	Apr 23, 2022
EF0	Light damage	0.2 mi × 10 yd	None	77 mi	Jun 8, 2021
EF0	Light damage	0.1 mi × 10 yd	None	43 mi	Jun 7, 2021
EF0	Light damage	0.3 mi × 50 yd	None	114 mi	May 19, 2021
EF0	Light damage	0.2 mi × 30 yd	None	58 mi	Jun 7, 2020
EF1	Moderate damage	0.7 mi × 150 yd	None	11 mi	Jun 7, 2020
EF0	Light damage	0.1 mi × 10 yd	None	45 mi	Jun 1, 2018
EF0	Light damage	0.1 mi × 20 yd	None	19 mi	May 28, 2016
EF0	Light damage	0.1 mi × 20 yd	None	19 mi	May 28, 2016
EF0	Light damage	0.3 mi × 30 yd	None	55 mi	May 22, 2016
EF0	Light damage	0.1 mi × 10 yd	None	45 mi	Jul 25, 2015
EF0	Light damage	0.3 mi × 10 yd	None	49 mi	Sep 30, 2014
EF0	Light damage	4.4 mi × 15 yd	None	16 mi	Aug 23, 2014
EF0	Light damage	2.1 mi × 10 yd	None	17 mi	Aug 23, 2014
EF0	Light damage	0.3 mi × 20 yd	None	70 mi	Jun 21, 2014
EF0	Light damage	N/A	None	55 mi	Jun 18, 2014
EF0	Light damage	0.1 mi × 10 yd	None	34 mi	Jun 25, 2013
EF0	Light damage	0.2 mi × 10 yd	None	71 mi	Aug 14, 2011
EF0	Light damage	0.2 mi × 10 yd	None	74 mi	Aug 14, 2011
EF0	Light damage	0.1 mi × 10 yd	None	16 mi	Jul 26, 2011
EF0	Light damage	0.4 mi × 10 yd	None	14 mi	Jul 26, 2011
EF0	Light damage	1.9 mi × 30 yd	None	78 mi	Jul 16, 2011
EF0	Light damage	0.9 mi × 20 yd	None	57 mi	Jul 10, 2011
EF2	Considerable damage	12 mi × 50 yd	None	84 mi	Jul 10, 2011
EF0	Light damage	0.3 mi × 30 yd	None	92 mi	Jul 8, 2011
EF0	Light damage	N/A	None	102 mi	Jul 8, 2011
EF0	Light damage	0.5 mi × 20 yd	None	89 mi	Jun 25, 2010
EF1	Moderate damage	1.6 mi × 50 yd	None	130 mi	Jun 25, 2010
EF0	Light damage	2.8 mi × 25 yd	None	111 mi	Jun 17, 2010
EF0	Light damage	1.4 mi × 35 yd	None	89 mi	May 24, 2010
EF2	Considerable damage	6.7 mi × 200 yd	None	32 mi	May 22, 2010
EF0	Light damage	0.2 mi × 30 yd	None	25 mi	May 22, 2010
EF0	Light damage	0.2 mi × 10 yd	None	26 mi	May 22, 2010
EF0	Light damage	0.3 mi × 30 yd	None	19 mi	May 22, 2010
EF4	Devastating damage	3.9 mi × 1200 yd	None	21 mi	May 22, 2010
EF2	Considerable damage	1.8 mi × 600 yd	None	22 mi	May 22, 2010
EF1	Moderate damage	0.5 mi × 100 yd	None	23 mi	May 22, 2010
EF0	Light damage	0.5 mi × 50 yd	None	33 mi	May 22, 2010
EF0	Light damage	0.2 mi × 10 yd	None	23 mi	Jun 16, 2009
EF0	Light damage	0.5 mi × 25 yd	None	20 mi	Jun 16, 2009
EF0	Light damage	0.2 mi × 20 yd	None	83 mi	Jun 16, 2009
EF0	Light damage	0.2 mi × 10 yd	None	20 mi	Jun 16, 2009
EF0	Light damage	1.4 mi × 35 yd	None	126 mi	Aug 11, 2008
EF0	Light damage	0.3 mi × 50 yd	None	66 mi	Jun 26, 2008
EF0	Light damage	1 mi × 35 yd	None	94 mi	Aug 26, 2007
EF0	Light damage	4.4 mi × 75 yd	None	97 mi	Aug 26, 2007
EF0	Light damage	0.1 mi × 10 yd	None	19 mi	Aug 10, 2007
EF0	Light damage	0.2 mi × 10 yd	None	68 mi	Aug 10, 2007
EF0	Light damage	0.3 mi × 20 yd	None	70 mi	Aug 10, 2007
EF0	Light damage	0.2 mi × 10 yd	None	41 mi	Aug 8, 2007
EF0	Light damage	0.1 mi × 10 yd	None	39 mi	Jun 17, 2007
EF0	Light damage	0.2 mi × 20 yd	None	24 mi	Jun 17, 2007
EF0	Light damage	0.1 mi × 10 yd	None	20 mi	Jun 17, 2007
EF0	Light damage	0.1 mi × 10 yd	None	21 mi	Jun 17, 2007
EF0	Light damage	1 mi × 30 yd	None	121 mi	Jun 16, 2007
EF0	Light damage	1 mi × 30 yd	None	107 mi	Jun 16, 2007
EF0	Light damage	0.3 mi × 200 yd	None	96 mi	May 25, 2007
EF3	Severe damage	14 mi × 300 yd	0 dead, 1 hurt	34 mi	Aug 24, 2006
EF0	Light damage	1 mi × 40 yd	None	114 mi	Aug 24, 2006
EF0	Light damage	2 mi × 70 yd	None	88 mi	Aug 10, 2006
EF0	Light damage	0.1 mi × 40 yd	None	52 mi	Aug 4, 2006
EF0	Light damage	1 mi × 10 yd	None	30 mi	Jun 24, 2006
EF0	Light damage	0.5 mi × 10 yd	None	46 mi	Jun 24, 2006
EF0	Light damage	N/A	None	81 mi	Aug 17, 2005
EF0	Light damage	2 mi × 30 yd	None	99 mi	Jun 26, 2005
EF0	Light damage	N/A	None	30 mi	Jun 26, 2005
EF0	Light damage	2 mi × 20 yd	None	98 mi	Jun 26, 2005
EF1	Moderate damage	0.2 mi × 30 yd	None	20 mi	Jun 7, 2005
EF0	Light damage	N/A	None	84 mi	Jun 7, 2005
EF1	Moderate damage	1 mi × 60 yd	None	123 mi	Jun 6, 2005
EF0	Light damage	1.5 mi × 30 yd	None	26 mi	May 29, 2004
EF1	Moderate damage	3 mi × 60 yd	None	55 mi	May 29, 2004
EF0	Light damage	N/A	None	55 mi	May 29, 2004
EF0	Light damage	1 mi × 30 yd	None	102 mi	Jul 3, 2003
EF0	Light damage	N/A	None	115 mi	Jun 21, 2003
EF0	Light damage	N/A	None	73 mi	Jun 5, 2003
EF4	Devastating damage	1 mi × 300 yd	None	121 mi	Aug 11, 2002
EF0	Light damage	1 mi × 50 yd	None	63 mi	Jul 9, 2002
EF0	Light damage	0.3 mi × 25 yd	None	5 mi	Jul 18, 2001
EF0	Light damage	0.5 mi × 50 yd	None	50 mi	Jul 18, 2001
EF2	Considerable damage	1 mi × 100 yd	None	11 mi	Jul 18, 2001
EF0	Light damage	3 mi × 40 yd	None	49 mi	Jul 18, 2001
EF1	Moderate damage	10 mi × 60 yd	0 dead, 1 hurt	106 mi	Jun 9, 2001
EF0	Light damage	N/A	None	117 mi	May 30, 2001
EF1	Moderate damage	12 mi × 50 yd	None	136 mi	Nov 1, 2000
EF2	Considerable damage	5 mi × 100 yd	None	136 mi	Nov 1, 2000
EF1	Moderate damage	3 mi × 50 yd	0 dead, 2 hurt	132 mi	Nov 1, 2000
EF0	Light damage	0.1 mi × 30 yd	None	20 mi	Aug 4, 2000
EF1	Moderate damage	5 mi × 100 yd	0 dead, 1 hurt	115 mi	Jun 13, 2000
EF0	Light damage	1 mi × 20 yd	None	119 mi	Aug 15, 1999
EF2	Considerable damage	6 mi × 200 yd	None	98 mi	Aug 15, 1999
EF1	Moderate damage	9 mi × 100 yd	None	98 mi	Aug 15, 1999
EF0	Light damage	1 mi × 20 yd	None	28 mi	Jul 22, 1999
EF1	Moderate damage	0.5 mi × 20 yd	None	94 mi	Jun 25, 1999
EF0	Light damage	1 mi × 10 yd	None	88 mi	Jun 6, 1999
EF2	Considerable damage	4 mi × 50 yd	None	115 mi	Jun 3, 1999
EF1	Moderate damage	2 mi × 30 yd	None	117 mi	Jun 3, 1999
EF0	Light damage	4 mi × 15 yd	None	117 mi	Jun 3, 1999
EF0	Light damage	0.2 mi × 10 yd	None	106 mi	Jun 3, 1999
EF0	Light damage	0.5 mi × 20 yd	None	64 mi	Jul 6, 1998
EF0	Light damage	0.2 mi × 33 yd	None	61 mi	Jun 24, 1998
EF0	Light damage	0.2 mi × 33 yd	None	131 mi	Jun 18, 1998
EF0	Light damage	0.2 mi × 33 yd	None	100 mi	Jun 10, 1998
EF0	Light damage	0.2 mi × 10 yd	None	136 mi	Aug 5, 1997
EF0	Light damage	0.3 mi × 30 yd	None	53 mi	Aug 2, 1997
EF0	Light damage	3 mi × 20 yd	None	57 mi	Jul 19, 1997
EF0	Light damage	0.1 mi × 25 yd	None	18 mi	Jun 22, 1997
EF0	Light damage	0.2 mi × 10 yd	None	28 mi	Jun 22, 1997
EF0	Light damage	1.5 mi × 15 yd	None	83 mi	Aug 3, 1996
EF0	Light damage	0.3 mi × 10 yd	None	63 mi	Aug 3, 1996
EF0	Light damage	0.3 mi × 10 yd	None	46 mi	Aug 3, 1996
EF0	Light damage	0.3 mi × 10 yd	None	50 mi	Jul 20, 1996
EF0	Light damage	1 mi × 15 yd	None	73 mi	Jul 10, 1996
EF0	Light damage	N/A	None	85 mi	Jul 10, 1996
EF0	Light damage	N/A	None	91 mi	Jun 28, 1996
EF0	Light damage	0.1 mi × 10 yd	None	121 mi	Aug 2, 1995
EF0	Light damage	0.1 mi × 10 yd	None	114 mi	Jul 9, 1995
EF0	Light damage	0.1 mi × 10 yd	None	83 mi	Jul 3, 1995
EF0	Light damage	0.2 mi × 20 yd	None	86 mi	Jul 3, 1995
EF0	Light damage	0.1 mi × 10 yd	None	24 mi	May 21, 1995
EF0	Light damage	0.1 mi × 15 yd	None	78 mi	Oct 6, 1994
EF0	Light damage	2 mi × 50 yd	None	73 mi	Aug 6, 1994
EF0	Light damage	0.1 mi × 10 yd	None	112 mi	Jul 3, 1994
EF0	Light damage	0.1 mi × 7 yd	None	126 mi	Jun 16, 1992
EF1	Moderate damage	0.2 mi × 50 yd	None	119 mi	May 21, 1992
EF0	Light damage	0.1 mi × 7 yd	None	97 mi	May 21, 1992
EF0	Light damage	3 mi × 23 yd	None	48 mi	Jul 21, 1991
EF0	Light damage	0.7 mi × 50 yd	None	25 mi	Jun 20, 1991
EF1	Moderate damage	0.1 mi × 10 yd	None	65 mi	Jun 20, 1991
EF1	Moderate damage	9 mi × 10 yd	None	18 mi	Jun 13, 1991
EF0	Light damage	0.5 mi × 10 yd	None	17 mi	Aug 25, 1990
EF1	Moderate damage	1 mi × 50 yd	0 dead, 2 hurt	78 mi	Jul 16, 1990
EF0	Light damage	0.3 mi × 20 yd	None	60 mi	Jun 11, 1990
EF1	Moderate damage	0.2 mi × 30 yd	None	65 mi	Aug 1, 1988
EF1	Moderate damage	0.2 mi × 30 yd	None	70 mi	Aug 1, 1988
EF1	Moderate damage	0.5 mi × 50 yd	0 dead, 1 hurt	116 mi	Jun 12, 1988
EF0	Light damage	0.2 mi × 13 yd	None	118 mi	May 7, 1988
EF0	Light damage	0.2 mi × 13 yd	None	65 mi	Aug 1, 1987
EF1	Moderate damage	0.3 mi × 40 yd	None	67 mi	Sep 24, 1986
EF1	Moderate damage	1.5 mi × 40 yd	None	32 mi	Aug 6, 1986
EF0	Light damage	0.1 mi × 13 yd	None	16 mi	Jun 6, 1986
EF0	Light damage	0.2 mi × 10 yd	None	54 mi	Jun 6, 1986
EF0	Light damage	0.1 mi × 13 yd	None	51 mi	Jun 6, 1986
EF0	Light damage	0.2 mi × 13 yd	None	67 mi	May 11, 1986
EF0	Light damage	0.2 mi × 13 yd	None	67 mi	May 11, 1986
EF0	Light damage	0.2 mi × 17 yd	None	84 mi	Sep 5, 1985
EF1	Moderate damage	0.2 mi × 10 yd	None	88 mi	Aug 22, 1985
EF0	Light damage	0.2 mi × 10 yd	None	34 mi	Aug 22, 1985
EF0	Light damage	0.2 mi × 10 yd	None	35 mi	Aug 22, 1985
EF0	Light damage	0.2 mi × 13 yd	None	97 mi	Aug 3, 1985
EF1	Moderate damage	0.1 mi × 10 yd	None	75 mi	May 10, 1985
EF0	Light damage	0.1 mi × 10 yd	None	129 mi	May 10, 1985
EF0	Light damage	N/A	None	58 mi	Jun 27, 1984
EF0	Light damage	N/A	None	74 mi	Jun 27, 1984
EF0	Light damage	0.5 mi × 10 yd	None	94 mi	Jul 2, 1983
EF2	Considerable damage	0.2 mi × 13 yd	None	64 mi	Jun 22, 1983
EF3	Severe damage	6 mi × 600 yd	0 dead, 4 hurt	64 mi	Jun 21, 1983
EF2	Considerable damage	5 mi × 200 yd	None	100 mi	Jul 4, 1982
EF0	Light damage	0.3 mi × 10 yd	None	121 mi	Jun 23, 1982
EF1	Moderate damage	N/A	None	27 mi	Aug 3, 1981
EF1	Moderate damage	N/A	None	20 mi	Aug 3, 1981
EF3	Severe damage	3 mi × 33 yd	None	118 mi	Jul 30, 1981
EF0	Light damage	0.3 mi × 10 yd	None	87 mi	Apr 28, 1981
EF1	Moderate damage	3.6 mi × 33 yd	None	77 mi	May 27, 1980
EF1	Moderate damage	1.3 mi × 33 yd	None	76 mi	May 27, 1980
EF0	Light damage	N/A	None	117 mi	Aug 21, 1979
EF0	Light damage	N/A	None	74 mi	Jul 11, 1979
EF1	Moderate damage	N/A	None	14 mi	Jun 19, 1979
EF0	Light damage	N/A	None	30 mi	Jun 15, 1978
EF0	Light damage	N/A	None	24 mi	Jun 15, 1978
EF0	Light damage	1 mi × 33 yd	None	91 mi	Jun 15, 1978
EF0	Light damage	N/A	None	37 mi	Jun 6, 1978
EF0	Light damage	N/A	None	38 mi	Jun 6, 1978
EF3	Severe damage	2.5 mi × 30 yd	None	132 mi	May 25, 1978
EF0	Light damage	N/A	None	87 mi	Jul 4, 1977
EF0	Light damage	0.5 mi × 10 yd	None	59 mi	Jun 10, 1977
EF0	Light damage	N/A	None	74 mi	May 18, 1977
EF0	Light damage	N/A	0 dead, 2 hurt	95 mi	Jul 12, 1976
EF0	Light damage	N/A	None	99 mi	Jun 11, 1976
EF1	Moderate damage	N/A	None	124 mi	Jun 11, 1976
EF1	Moderate damage	N/A	None	71 mi	Jun 11, 1976
EF1	Moderate damage	N/A	None	99 mi	Jun 11, 1976
EF1	Moderate damage	N/A	None	99 mi	Jun 11, 1976
EF1	Moderate damage	N/A	None	119 mi	Jun 11, 1976

📈 Historical Trends

Tornado activity near Onaka over 45 years

208

Total tornados on record

4.2

Average per year

EF4

Strongest recorded

Jun

Peak month

EF Scale Distribution

EF0

148

EF1

EF2

EF3

EF4

EF5

Yearly Tornado Count

1976 2025

Strongest Tornados on Record

EF4 EDMUNDS, SO May 22, 2010

3.9 mi path

EF4 STUTSMAN, NO Aug 11, 2002

1 mi path

EF3 MCPHERSON, SO Aug 24, 2006

14 mi path 1 injured

EF3 CAMPBELL, SO Jun 21, 1983

6 mi path 4 injured

EF3 BURLEIGH, NO Jul 30, 1981

3 mi path

📅 Tornado Season

When tornados are most likely near you

⚡

Active Tornado Season

Tornado season is active. Onaka sees the most tornado activity in Jun. Stay alert and have your shelter plan ready.

US Tornado Activity by Month

Jan

Feb

Mar

Apr

10%

May

18%

PEAK

Jun

16%

Jul

12%

Aug

Sep

Oct

Nov

Dec

Current month Peak for Onaka

🛡️ 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 Onaka with live tracking