South Dakota · June 29, 2026

South Dakota hail map — June 29, 2026

NOAA radar detected hail of an inch or more over 3 South Dakota cities on June 29, 2026. The largest stones — 1.00″, quarter size — fell over Yankton.

Hail swath map for Yankton, SD on June 29, 2026 showing 1.00 inch hail.
Swath over Yankton on June 29, 20261.00″ hail. Each city below has its own map for this storm.
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Cities hit
3
in South Dakota
Largest stone
1.00
quarter size
Impact rating
3/10
from stone size

Sizes come from NOAA radar, which runs about ±0.25″ against ground truth. It is canvass-targeting quality, not claim evidence.

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What people on the ground measured in South Dakota on June 29, 2026

12 reports filed with the National Weather Service2 from trained observers or officials. These are measured stones, not radar estimates, so they are the closest thing to proof that hail actually reached the ground.

  • 2.50 hen egg size Public
    2 WSW Batesland, SD2:29 AM CDTOglala Lakota County

    Reported in the Wakpamani area. Time estimated based on radar.

  • 2.00 hen egg size Broadcast Media
    Batesland, SD2:34 AM CDTOglala Lakota County

    Time estimated based on radar.

  • 2.00 hen egg size Broadcast Media
    Vetal, SD3:36 AM CDTBennett County

    Time estimated based on radar.

  • 1.75 golf ball size Public
    9 SSW Batesland, SD2:33 AM CDTOglala Lakota County

    Windshields reported broken and damage to trees near Wakpamni Lake. Hail may have been larger than golf balls. Time estimated based on radar.

  • 1.75 golf ball size Emergency Mngr
    2 NW Eden, SD8:40 AM CDTMarshall County

    Relayed a report of Golf Ball sized hail near Eden. Time estimated via radar.

  • 1.50 half dollar size Public
    7 S Wounded Knee, SD1:10 AM CDTOglala Lakota County

    Vehicles dented and 1 windshield broken off of US-18. Reported via social media. Time estimated based on radar.

  • 1.50 half dollar size Public
    Wounded Knee, SD1:43 AM CDTOglala Lakota County

    Video via social media. Gardens and vegetation damaged. Time estimated based on radar.

  • 1.50 half dollar size Public
    8 SW Batesland, SD2:19 AM CDTOglala Lakota County

    Estimated near the intersection of US-18 and highway 391. Time estimated based on radar.

  • 1.50 half dollar size Cocorahs
    3 W Okaton, SD4:00 AM CDTJones County

    Hail has dented vehicles. Largest hail was 1.5 inches.

  • 1.25 half dollar size Public
    Batesland, SD2:33 AM CDTOglala Lakota County

    Photo of estimated half dollar size hail received via social media from Batesland along the northern edge of the main storm core. Time estimated based on report and radar.

  • 1.00 quarter size Trained Spotter
    3 SSE White River, SD4:26 AM CDTMellette County
  • 1.00 quarter size Public
    10 N Murdo, SD4:43 AM CDTJones County

    Report via Facebook.

Showing the 12 largest of 15 hail reports filed that day.

Reports come from the National Weather Service Local Storm Report feed, ingested every 15 minutes. A report records where the observer was, not the full extent of the swath — treat it as evidence about the storm, not about any one roof.

FAQ

South Dakota hail on June 29, 2026

NOAA radar put hail of an inch or more over 3 South Dakota cities that day. The largest stones — 1.00 inches, quarter size — were over Yankton. Every city hit is listed above with its own stone size.

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