Insect Alert For

Black Cutworm

Risk Level:
Moderate Risk Level
Affected Area:
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Alert Details

A cold front is expected to move southeast through the central and eventually eastern corn-growing region over the next 24-36 hours. Ahead of the front, south to southwest winds are likely as is precipitation, and the overall favorable setup of southerly winds, precipitation, and winds originating in a known source region for black cutworm moths in the mid-south, Moderate migration risks are predicted tonight into tomorrow across much of Indiana, Ohio, southeast lower Michigan, and into southern Ontario, Canada. Low risks extend from roughly the I-55 corridor in southeast Missouri and Illinois east. A brief break in the migration risk is predicted tomorrow night into Saturday morning, but Low risks return to much of the corn-growing region east of I-35 and south of the I-94 and I-96 corridors by Saturday night. Some uncertainty comes into play in how the next system interacts with a potential tropical system developing near the Bahamas by this weekend and early next week, so only Low risks are in the forecast at this time until confidence in longer-range forecasts increases.