* WHAT…Heat index values up to 107 expected.
* WHERE…Colbert, Franklin AL, and Lauderdale Counties.
* WHEN…From noon to 7 PM CDT Saturday.
* IMPACTS…Hot temperatures and high humidity may cause heat
illnesses.
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SPC – No watches are valid as of Sat Jun 21 17:41:01 UTC 2025
No watches are valid as of Sat Jun 21 17:41:01 UTC 2025.
SPC – No MDs are in effect as of Sat Jun 21 17:41:01 UTC 2025
No Mesoscale Discussions are in effect as of Sat Jun 21 17:41:01 UTC 2025.
SPC Jun 21, 2025 1730 UTC Day 2 Convective Outlook
SPC 1730Z Day 2 Outlook Day 2 Convective Outlook NWS Storm Prediction Center Norman OK 1230 PM CDT Sat Jun 21 2025 Valid 221200Z - 231200Z ...THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS FROM THE UPPER MISSISSIPPI VALLEY TO THE SOUTHERN HIGH PLAINS... ...SUMMARY... Severe thunderstorms remain possible on Sunday from parts of the central and northern Plains into the upper Midwest. Significant hail and wind are possible across parts of eastern North Dakota and northern Minnesota, along with some tornado potential. A few severe storms are also possible across the Northeast. ...Synopsis... Broad mid-level troughing will prevail across