* WHAT…Northwest winds 15 to 25 kt with gusts up to 34 kt and
seas 8 to 11 ft.
* WHERE…Waters from Point Pinos to Point Piedras Blancas 10-
60 NM.
* WHEN…Until 9 AM PDT Friday.
* IMPACTS…Conditions will be hazardous to small craft.
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SPC – No watches are valid as of Thu May 15 16:39:02 UTC 2025
No watches are valid as of Thu May 15 16:39:02 UTC 2025.
SPC – No MDs are in effect as of Thu May 15 16:39:02 UTC 2025
No Mesoscale Discussions are in effect as of Thu May 15 16:39:02 UTC 2025.
SPC May 15, 2025 1630 UTC Day 1 Convective Outlook
SPC 1630Z Day 1 Outlook Day 1 Convective Outlook NWS Storm Prediction Center Norman OK 1128 AM CDT Thu May 15 2025 Valid 151630Z - 161200Z ...THERE IS AN ENHANCED RISK OF SEVERE THUNDERSTORMS ACROSS EAST-CENTRAL MINNESOTA...MUCH OF WISCONSIN...SOUTHERN AND WESTERN LOWER MICHIGAN...NORTHEAST ILLINOIS...NORTHERN INDIANA AND NORTHWEST OHIO... ...THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS OVER PORTIONS OF VIRGINIA AND NORTHEAST NORTH CAROLINA... ...SUMMARY... Severe thunderstorms are expected across parts of the upper Mississippi River Valley and Great Lakes this afternoon and evening. Tornadoes, some of which could be strong, and very large hail and damaging winds will be