Insect Alert For

Corn Earworm

Risk Level:
Low Risk
Affected Area:
Full page
Alert Details

Continued weak south to southwest flow under a large dome of hot air is expected to limit corn earworm migration for the next five days. Where somewhat stronger south to southwest winds are predicted to be present is where a Low risk is predicted for the next two nights. For tonight into Friday morning, the risk area is generally south of US 12 in South Dakota, Nebraska, and Kansas as low pressure currently in Wyoming begins to move northeast into the northern Plains region. By Friday night into Saturday morning, the risk area shifts a little more east as a trailing cold front south of the advances further east. The risk area covers portions of Kansas, Missouri, Nebraska, Iowa, and southern Minnesota. Thereafter, no risk is predicted as the weather pattern across the corn-growing region translates into a northwest flow, and southerly winds will be non-existent or limited to southern source regions from Sunday morning into Tuesday of next week.