Monday, September 1:
An Area of Low Pressure centered in Southern Quebec, will have a Stationary Front extending east into Northern Maine, and a Warm Front extending southwest into Lake Ontario, then northwest into Lake Superior before connecting to another Area of Low Pressure centered over Western Ontario. From this Area of Low Pressure, a Cold Front will extend south, then south-southwest into The Northern Great Lakes Region, and The Midwest before connecting to a third Area of Low Pressure centered over Kansas. From "The Third Low", a Cold Front will extend west-southwest then west-northwest into The Lower Great Plains, and The Four Corners Area before connecting to a fourth Area of Low Pressure centered over Southern Utah. From "The Fourth Low", a Stationary Front will extend west into The Great Basin. As a result, expect showers and thunderstorms into Parts of New England, Parts of The Mid-Atlantic States, The Ohio River Valley, The Ozarks, The Great Lakes Region, and Parts of The Lower Great Plains. There is a slight risk of severe weather for The Central and Southern Portion of The Lower Peninsula of Michigan, Northwestern Ohio, Central and Northern Indiana, Most of Illinois, Southeastern Wisconsin, Southeastern Iowa, Most of Missouri, Eastern Nebraska, and Extreme Northeastern Oklahoma.
Elsewhere, expect easterly and northerly winds of tropical air to produce scattered showers and possible thunderstorms into Parts of The Southeast, and The Gulf Coast. Fair/sunny skies are in the forecast for Most of The Great Plains, Most of The Rockies, The Four Corners Area, The Desert Southwest, The Great Basin, and The Pacific Coast States. Temperatures are expected to climb above 100 degrees (38-43 Celsius) into Parts of Central Oklahoma, Parts of Northcentral, Western and The Rio Grande Region of Texas, Southeastern New Mexico, Southcentral and Southwestern Arizona, Parts of Southern Nevada, and Parts of Southeastern California.