Codington County Storm Activity
Wind, hail, and tornado activity from official NOAA sources (NWS & SPC) · Last 12 months · Updated Sep 12, 2026
Codington County, South Dakota has recorded tornado activity: official National Weather Service (NWS) and Storm Prediction Center (SPC) records list 1 tornado report among 63 severe weather events here in the last 12 months, alongside 12 hail reports with hail up to 2" and 50 high-wind reports with gusts up to 70 mph. The most recent recorded storm activity was on Aug 7, 2026. This page updates daily: every event comes straight from official NOAA data — no estimates, no modeling, just the record.
What the radar showed
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Events older than 30 days, as recorded by the National Weather Service and Storm Prediction Center. Excerpts are quoted directly from official warnings and verified reports.
Friday, August 7, 2026
1 NWS warning — hail up to 0.88"
“At 521 AM CDT, Doppler radar was tracking a strong thunderstorm 6 miles northeast of Florence, moving east at 25 mph. Hazard: Wind gusts up to 40 mph and nickel size hail. Impact: Gusty winds could knock down tree limbs and blow around unsecured objects. Minor damage to outdoor objects is possible. The strong thunderstorm will be near... Dakota Sioux Casino around 535 AM CDT.”
- Hail 0.88" Codington County NWS severe weather mention
Thursday, August 6, 2026
1 SPC verified storm report — hail up to 2"
- Hail 2" 6 NE Wallace SPC verified report
Friday, July 24, 2026
1 NWS warning — hail up to 0.25"
“At 1056 PM CDT, Doppler radar was tracking a strong thunderstorm near Clark, moving south at 50 mph. Hazard: Wind gusts up to 50 mph and pea size hail. Impact: Gusty winds could knock down tree limbs and blow around unsecured objects. Minor damage to outdoor objects is possible. The strong thunderstorm will be near... Clark and Fordham Colony around 1100 PM CDT.”
- Hail 0.25" Codington County NWS severe weather mention
Friday, July 10, 2026
2 NWS warnings — wind gusts up to 55 mph
“At 106 AM CDT, Doppler radar was tracking strong thunderstorms along a line extending from Blue Dog Lake to near Swan Lake to Turton to near Devoe. Movement was southeast at 45 mph. Hazard: Wind gusts of 50 to 55 mph. Impact: Gusty winds could knock down tree limbs and blow around unsecured objects. Locations impacted include...”
“At 1232 AM CDT, Doppler radar was tracking strong thunderstorms along a line extending from Opitz Lake to near Andover to near Warner to near Cravens Corner. Movement was southeast at 40 mph. Hazard: Wind gusts of 50 to 55 mph. Impact: Gusty winds could knock down tree limbs and blow around unsecured objects. Locations impacted include...”
- Wind 55 mph Codington County NWS severe weather mention
- Wind 55 mph Codington County NWS severe weather mention
Tuesday, July 7, 2026
1 NWS warning — hail up to 0.75"
“At 1214 AM CDT, Doppler radar was tracking a cluster of strong thunderstorms along a line extending from 7 miles northeast of Gary to near Naples. Movement was south at 20 mph. Hazard: Wind gusts up to 50 mph and penny size hail. Impact: Gusty winds could knock down tree limbs and blow around unsecured objects. Minor hail damage to vegetation is possible. Locations impacted include...”
- Hail 0.75" Codington County NWS severe weather mention
Monday, July 6, 2026
2 SPC verified storm reports — hail up to 1", wind gusts up to 63 mph
“Personal weather station 1.5 miles east of Sandy Shore State Park recorded a wind gust of 63 miles per hour. Wind gust appears to be caused by outflow from nearby storm (ABR)”
“Report from mPING: Quarter (1.00 in.). (ABR)”
- Wind 63 mph 1 NE Sandy Shore State SPC verified report
- Hail 1" 4 W Kranzburg SPC verified report
Sunday, July 5, 2026
1 SPC verified storm report — wind gusts up to 58 mph
“Personal Weather Station recorded a 58 mph gust 3 miles east-northeast of Watertown. (ABR)”
- Wind 58 mph 2 NNW Watertown SPC verified report
Friday, July 3, 2026
1 NWS warning — hail up to 0.75"
“At 1134 AM CDT, Doppler radar was tracking a strong thunderstorm over Troy, or 14 miles northeast of Watertown, moving north at 25 mph. Hazard: Wind gusts up to 50 mph and penny size hail. Impact: Gusty winds could knock down tree limbs and blow around unsecured objects. Minor hail damage to vegetation is possible. Locations impacted include...”
- Hail 0.75" Codington County NWS severe weather mention
Thursday, July 2, 2026
3 SPC verified storm reports — wind gusts up to 70 mph
“ASOS station KATY Watertown Muni AP. (ABR)”
“Mesonet station SHSS2 South Shore 8 W (SD Mesonet). (ABR)”
- Wind 70 mph 1 SE Watertown Airport SPC verified report
- Wind 61 mph 8 W South Shore SPC verified report
- Wind Unknown 1 NW Watertown SPC verified report
Sunday, June 28, 2026
1 NWS warning — wind gusts up to 50 mph
“At 125 AM CDT, Doppler radar was tracking a cluster of strong thunderstorms along a line extending from near Pierpont to Andover to 6 miles west of Butler to near Crocker to Fordham Colony. Movement was northeast at 45 mph. Hazard: Wind gusts up to 50 mph. Impact: Gusty winds could knock down tree limbs and blow around unsecured objects. Strong thunderstorms will be near...”
- Wind 50 mph Codington County NWS severe weather mention
Monday, June 15, 2026
1 SPC verified storm report · 4 NWS warnings — wind gusts up to 61 mph
“At 529 PM CDT, trained weather spotters reported strong thunderstorms along a line extending from near Long Hollow Housing to near Summit to Bryant. Movement was east at 45 mph. Hazard: Wind gusts of 50 to 55 mph. Impact: Gusty winds could knock down tree limbs and blow around unsecured objects. Locations impacted include...”
“At 454 PM CDT, Doppler radar was tracking strong thunderstorms along a line extending from near Beardsley to near Twin Brooks to Lake Albert. Movement was east at 50 mph. Hazard: Wind gusts of 50 to 55 mph. Impact: Gusty winds could knock down tree limbs and blow around unsecured objects. Locations impacted include...”
- Wind 55 mph Codington County NWS severe weather mention
- Wind 55 mph Codington County NWS severe weather mention
- Wind 55 mph Codington County NWS severe weather mention
- Wind 55 mph Codington County NWS severe weather mention
- Wind 61 mph 8 W South Shore SPC verified report
Tuesday, June 9, 2026
2 SPC verified storm reports — wind gusts up to 63 mph, 1 tornado report
- Tornado Tornado Henry SPC verified report
- Wind 63 mph Kranzburg SPC verified report
Wednesday, June 3, 2026
3 NWS warnings — hail up to 0.88"
“At 839 PM CDT, Doppler radar was tracking a strong thunderstorm near Claremont Colony, or near Castlewood, moving northeast at 25 mph. Hazard: Wind gusts up to 40 mph and nickel size hail. Impact: Gusty winds could knock down tree limbs and blow around unsecured objects. Minor hail damage to vegetation is possible. Locations impacted include... Kranzburg, Goodwin, and Bemis.”
“At 935 PM CDT, Doppler radar was tracking strong thunderstorms along a line extending from near Bryant to near Poinsett Colony to near Gary. Movement was east at 25 mph. Hazard: Wind gusts up to 50 mph and half inch hail. Impact: Gusty winds could knock down tree limbs and blow around unsecured objects. Minor hail damage to vegetation is possible. Locations impacted include...”
- Hail 0.88" Codington County NWS severe weather mention
- Hail 0.5" Codington County NWS severe weather mention
- Hail 0.5" Codington County NWS severe weather mention
Tuesday, June 2, 2026
1 SPC verified storm report — hail up to 1"
“Report from mPING: Quarter (1.00 in.) Delayed report from last evening. (ABR)”
- Hail 1" 4 N Thomas SPC verified report
Tuesday, May 26, 2026
2 NWS warnings — hail up to 0.88"
“At 950 PM CDT, Doppler radar was tracking a strong thunderstorm near Bitter Lake, or 9 miles southwest of Waubay, moving south at 10 mph. Hazard: Nickel size hail. Impact: Minor hail damage to vegetation is possible. Locations impacted include... Webster, Waubay, Wallace, Grass Lake, Antelope Lake, Rush Lake, Minnewasta Lake, Blue Dog Lake, Bitter Lake, and Waubay Lake.”
“At 930 PM CDT, Doppler radar was tracking a strong thunderstorm over Bitter Lake, or near Waubay, moving southeast at 10 mph. Hazard: Penny size hail. Impact: Minor hail damage to vegetation is possible. Locations impacted include... Waubay, Rush Lake, Bitter Lake, and Blue Dog Lake.”
- Hail 0.88" Codington County NWS severe weather mention
- Hail 0.75" Codington County NWS severe weather mention
Thursday, May 14, 2026
3 NWS warnings — wind gusts up to 50 mph
“Strong wind gusts up to 50 mph are expected to persist through the afternoon hours today. Localized stronger wind gusts of more than 50 mph will be possible as the result of sprinkles or brief showers moving through this morning into the afternoon. This will lead to patchy to areas of blowing dust and reduced visibilities between 1 to 3 miles.”
“AFFECTED AREA...In South Dakota, Spink, Clark, Codington, Hamlin, Deuel, Stanley, Sully, Hughes, Hyde, Hand, Jones, Lyman and Buffalo. WINDS...West 25 to 35 mph with gusts up to 50 mph. RELATIVE HUMIDITY...As low as 14 percent. IMPACTS...Any fires that ignite will spread rapidly and become difficult to control or suppress.”
- Wind 50 mph Codington County NWS severe weather mention
- Wind 50 mph Codington County NWS severe weather mention
- Wind 50 mph Codington County NWS severe weather mention
Wednesday, May 13, 2026
4 NWS warnings — wind gusts up to 50 mph
“AFFECTED AREA...In Minnesota, Traverse and Big Stone. In South Dakota, Brown, Marshall, Roberts, Day, Spink, Clark, Codington, Grant, Hamlin and Deuel. WINDS...West 25 to 35 mph with gusts up to 50 mph. RELATIVE HUMIDITY...As low as 18 percent. IMPACTS...Any fires that ignite will spread rapidly and become difficult to control or suppress.”
“AFFECTED AREA...In Minnesota, Traverse and Big Stone. In South Dakota, Brown, Marshall, Roberts, Day, Spink, Clark, Codington, Grant, Hamlin and Deuel. WINDS...West 25 to 35 mph with gusts up to 50 mph. RELATIVE HUMIDITY...As low as 18 percent. IMPACTS...Any fires that ignite will spread rapidly and become difficult to control or suppress.”
- Wind 50 mph Codington County NWS severe weather mention
- Wind 50 mph Codington County NWS severe weather mention
- Wind 50 mph Codington County NWS severe weather mention
- Wind 50 mph Codington County NWS severe weather mention
Wednesday, April 8, 2026
1 NWS warning — wind gusts up to 50 mph
“WHAT...West winds 25 to 40 mph with gusts up to 50 mph expected. WHERE...In Minnesota, Big Stone and Traverse Counties. In South Dakota, Brown, Clark, Codington, Day, Grant, Marshall, Roberts, and Spink Counties. WHEN...Until 9 PM CDT this evening. IMPACTS...Gusty winds will blow around unsecured objects and a few power outages may result.”
- Wind 50 mph Codington County NWS severe weather mention
Saturday, March 28, 2026
6 NWS warnings — wind gusts up to 60 mph
“AFFECTED AREA...In South Dakota, Clark, Codington, Grant, Hamlin and Deuel. WINDS...Southwest 25 to 35 mph with gusts up to 60 mph. RELATIVE HUMIDITY...As low as 22 percent. IMPACTS...Any fires that ignite will spread rapidly and become difficult to control or suppress.”
“AFFECTED AREA...In South Dakota, Clark, Codington, Grant, Hamlin and Deuel. WINDS...Southwest 25 to 35 mph with gusts up to 60 mph. The strongest winds will be in the favored Sisseton hills downslope areas during the late morning, before slowly diminishing in the mid to late afternoon. RELATIVE HUMIDITY...As low as 18 percent.”
- Wind 60 mph Codington County NWS severe weather mention
- Wind 60 mph Codington County NWS severe weather mention
- Wind 55 mph Codington County NWS severe weather mention
- Wind 55 mph Codington County NWS severe weather mention
- Wind 50 mph Codington County NWS severe weather mention
- Wind 50 mph Codington County NWS severe weather mention
Friday, March 27, 2026
5 NWS warnings — wind gusts up to 60 mph
“AFFECTED AREA...In South Dakota, Clark, Codington, Grant, Hamlin and Deuel. WINDS...Southwest 35 to 45 mph with gusts up to 60 mph. RELATIVE HUMIDITY...As low as 18 percent. IMPACTS...Any fires that ignite will spread rapidly and become difficult to control or suppress.”
“WHAT...Southwest winds 25 to 35 mph with gusts up to 55 mph expected, with locally higher wind gusts in the downslope enhanced areas along Interstate 29 between Peever and Summit. WHERE...Codington, Deuel, Grant, Marshall, and Roberts Counties. WHEN...From 7 AM to 5 PM CDT Saturday. IMPACTS...Gusty winds will blow around unsecured objects and a few power outages may result.”
- Wind 60 mph Codington County NWS severe weather mention
- Wind 55 mph Codington County NWS severe weather mention
- Wind 55 mph Codington County NWS severe weather mention
- Wind 55 mph Codington County NWS severe weather mention
- Wind 55 mph Codington County NWS severe weather mention
Friday, March 13, 2026
2 NWS warnings — wind gusts up to 65 mph
“WHAT...Northwest winds 30 to 40 mph with gusts up to 65 mph. WHERE...In Minnesota, Big Stone and Traverse Counties. In South Dakota, Clark, Codington, Day, Deuel, Grant, Hamlin, Marshall, and Roberts Counties. WHEN...Until 7 AM CDT this morning. IMPACTS...High winds may move loose debris, damage property and cause power outages. Travel could be difficult, especially for high profile vehicles.”
“WHAT...Northwest winds 30 to 40 mph with gusts up to 55 mph. WHERE...In Minnesota, Big Stone and Traverse Counties. In South Dakota, Clark, Codington, Day, Deuel, Grant, Hamlin, Marshall, and Roberts Counties. WHEN...Until 7 AM CDT this morning. IMPACTS...High winds may move loose debris, damage property and cause power outages. Travel could be difficult, especially for high profile vehicles.”
- Wind 65 mph Codington County NWS severe weather mention
- Wind 55 mph Codington County NWS severe weather mention
Thursday, March 12, 2026
3 NWS warnings — wind gusts up to 65 mph
“WHAT...Northwest winds 35 to 45 mph with gusts up to 65 mph expected. WHERE...In Minnesota, Big Stone and Traverse Counties. In South Dakota, Clark, Codington, Day, Deuel, Grant, Hamlin, Marshall, and Roberts Counties. WHEN...Until 7 AM CDT Friday. IMPACTS...High winds may move loose debris, damage property and cause power outages. Travel could be difficult, especially for high profile vehicles.”
“WHAT...Northwest winds 35 to 45 mph with gusts up to 65 mph expected. WHERE...In Minnesota, Big Stone and Traverse Counties. In South Dakota, Clark, Codington, Day, Deuel, Grant, Hamlin, Marshall, and Roberts Counties. WHEN...From 7 PM this evening to 7 AM CDT Friday. IMPACTS...High winds may move loose debris, damage property and cause power outages.”
- Wind 65 mph Codington County NWS severe weather mention
- Wind 65 mph Codington County NWS severe weather mention
- Wind 65 mph Codington County NWS severe weather mention
Wednesday, March 11, 2026
1 NWS warning — wind gusts up to 60 mph
“WHAT...Northwest winds 25 to 35 mph with gusts up to 60 mph expected. WHERE...In Minnesota, Big Stone and Traverse Counties. In South Dakota, Clark, Codington, Day, Deuel, Grant, Hamlin, Marshall, and Roberts Counties. WHEN...From 7 PM Thursday to 7 AM CDT Friday. IMPACTS...High winds may move loose debris, damage property and cause power outages.”
- Wind 60 mph Codington County NWS severe weather mention
Wednesday, February 18, 2026
6 NWS warnings — wind gusts up to 65 mph
“WHAT...West winds 35 to 45 mph with gusts up to 65 mph. WHERE...Codington, Deuel, Grant, Hamlin, and Roberts Counties. WHEN...Until 2 PM CST this afternoon. IMPACTS...High winds may move loose debris, damage property and cause power outages. Travel could be difficult, especially for high profile vehicles.”
“WHAT...West winds 35 to 40 mph with gusts up to 60 mph. WHERE...Codington, Deuel, Grant, Hamlin, and Roberts Counties. WHEN...Until 2 PM CST this afternoon. IMPACTS...High winds may move loose debris, damage property and cause power outages. Travel could be difficult, especially for high profile vehicles.”
- Wind 65 mph Codington County NWS severe weather mention
- Wind 60 mph Codington County NWS severe weather mention
- Wind 60 mph Codington County NWS severe weather mention
- Wind 55 mph Codington County NWS severe weather mention
- Wind 55 mph Codington County NWS severe weather mention
- Wind 55 mph Codington County NWS severe weather mention
Tuesday, February 17, 2026
2 NWS warnings — wind gusts up to 50 mph
“WHAT...West winds 20 to 30 mph with gusts up to 50 mph expected. WHERE...Brown, Clark, Codington, Day, Deuel, Grant, Hamlin, Marshall, Roberts, and Spink Counties. WHEN...From midnight tonight to noon CST Wednesday. IMPACTS...Gusty winds will blow around unsecured objects and a few power outages may result.”
“WHAT...West winds 25 to 35 mph with gusts up to 50 mph expected. WHERE...Brown, Clark, Codington, Day, Deuel, Grant, Hamlin, Marshall, Roberts, and Spink Counties. WHEN...From midnight tonight to noon CST Wednesday. IMPACTS...Gusty winds will blow around unsecured objects and a few power outages may result.”
- Wind 50 mph Codington County NWS severe weather mention
- Wind 50 mph Codington County NWS severe weather mention
Thursday, December 4, 2025
2 NWS warnings — wind gusts up to 50 mph
“There will be sustained southwest winds of 20 to 25 mph with gusts up to 40 to 50 mph between Brandt and Sisseton this afternoon. These winds will be focused along the eastern side of the Prairie Coteau. This is causing blowing and drifting snow, which may briefly reduce visibilities down to a mile or less at times.”
“There will be sustained southwest winds of 20 to 25 mph with gusts up to 40 to 50 mph between Watertown and Sisseton this afternoon. These winds will be focused along the eastern side of the Prairie Coteau. This is causing mainly drifting snow, but in areas prone to blowing snow, the snow may be lofted and briefly reduce visibilities.”
- Wind 50 mph Codington County NWS severe weather mention
- Wind 50 mph Codington County NWS severe weather mention
Sunday, September 14, 2025
1 SPC verified storm report — wind gusts up to 60 mph
“ASOS station KATY Watertown Muni AP. (ABR)”
- Wind 60 mph 1 SE Watertown Airport SPC verified report
Today's severe weather outlook
Common questions
When was the last severe storm in Codington County, SD?
The most recent recorded event was on Aug 7, 2026. Official NWS and SPC records show 63 severe weather events in Codington County over the last 12 months. Exact dates and locations for recent storms are available in the app with a free account.
Has there been hail in Codington County recently?
Yes — 12 hail reports in the last 12 months, with hail up to 2" recorded.
How do I check whether a specific address was affected?
Create a free IDOLCheck account and run an address check. It shows verified storm reports and official NWS warning boundaries around any specific property — county-level pages like this one only tell part of the story.