Arnott Lake, MI Weather Forecast

Key Messages

• Few showers tonight, mild Sunday.
• Milder still early to mid next week with increasing rain chances.

Discussion

... Issued at 128 PM EDT Sat Oct 31 2026

Pattern Synopsis and Forecast:

On the leading edge of brief height rises tonight, warm advection and modest moisture transport will support some showers. Generally of the light variety, with accums <0.10" most if not all locations. Heading into Sunday, short wave within the upper flow generally passes through and to the south of northern MI, with little in the way of moisture to work with during the day. Temps rise a few degrees on Sunday in response to the southwest flow as sfc high pressure centers around NJ with low pressure system taking shape across the Intermountain West.

Early next week, the trough associated with the recent floods across the Southwest will continue to move eastward with time, with a fast movin...