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  "path": "/products/md/md0980.html",
  "publishedAt": "2026-06-04T20:15:03.000Z",
  "site": "https://www.spc.noaa.gov",
  "tags": [
    "Read more"
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  "textContent": "MD 0980 CONCERNING SEVERE POTENTIAL...WATCH POSSIBLE FOR EASTERN SOUTH DAKOTA INTO SOUTHWESTERN MINNESOTA\n\n\n\n\n    Mesoscale Discussion 0980\n    NWS Storm Prediction Center Norman OK\n    0312 PM CDT Thu Jun 04 2026\n\n    Areas affected...eastern South Dakota into southwestern Minnesota\n\n    Concerning...Severe potential...Watch possible\n\n    Valid 042012Z - 042145Z\n\n    Probability of Watch Issuance...60 percent\n\n    SUMMARY...Thunderstorm coverage is expected to increase across\n    eastern South Dakota and southwestern Minnesota this\n    afternoon/evening, with potential for large hail and strong to\n    severe wind gusts.\n\n    DISCUSSION...Thunderstorm coverage has increased over the past hour\n    across portions of eastern South Dakota along/ahead of a slow moving\n    surface cold front currently extending southwestward from near the\n    ND/SD/MN border to south-central South Dakota. Ahead of this\n    boundary, latest objective analysis indicates lingering inhibition\n    is eroding, with warming temperatures contributing to MLCAPE of\n    1500-2000 J/kg. While a marginal increase in mid-level flow is\n    expected through the evening, effective shear will remain weaker\n    than areas farther west (generally remaining less than 30-35 kts).\n    This is likely to support an initially discrete storm mode (with\n    marginal supercell structures possible) with a gradual transition to\n    a more outflow-dominant, multicellular storm mode.\n\n    While mid-level lapse rates are not as steep compared to areas\n    farther west (evident via a comparison of the 18z UNR and ABR\n    observed soundings), large hail will be possible with initially\n    discrete convection and more robust updrafts. Steep low-level lapse\n    rates will also promote a risk for strong to severe wind gusts. A\n    brief tornado/landspout also cannot be ruled out should a stronger\n    low-level updraft interact with marginally enhanced surface vertical\n    vorticity/low-level shear in close proximity to the surface front.\n    Trends are being monitored for possible Severe Thunderstorm Watch\n    issuance.\n\n    ..Chalmers/Mosier.. 06/04/2026\n\n    ...Please see www.spc.noaa.gov for graphic product...\n\n    ATTN...WFO...MPX...FGF...FSD...ABR...\n\n    LAT...LON   43289941 44029936 44139934 44389861 44659813 45099763\n                45509739 45699705 45799668 45879633 45879600 45789562\n                45639553 45419544 44919541 44349567 43849607 43349652\n                43089737 43049813 43029869 43079917 43289941\n\n    MOST PROBABLE PEAK TORNADO INTENSITY...UP TO 90 MPH\n    MOST PROBABLE PEAK WIND GUST...55-70 MPH\n    MOST PROBABLE PEAK HAIL SIZE...1.00-1.75 IN\n\n\n\nRead more",
  "title": "SPC MD 980"
}