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- Severe thunderstorms are possible in the Midwest and Northeast this week.
- Destructive winds and hail will be the main threats with these storms.
- Tuesday and Wednesday will probably be the most active days.
Severe thunderstorms that can damage wind and hail are possible in the Midwest and Northeast during the last week of September.
A cold front will move east in the central and eastern states during the first half of this week, concentrating the risk of heavy storms every afternoon and evening.
An increasingly hot and humid air will flow northward ahead of this front, adding instability to the atmosphere to facilitate storm formation.
Above this near-surface configuration is a strong southward jet-jet plunge from the plains to the Great Lakes and the northeastern interior.
A cold front will move east through the center and east of the United States in the first half of this week, intercepting warm, moist air in front of him, driven by a sharp fall of the jet.
Although some violent storms may erupt Monday afternoon and evening in parts of the Tennessee and Lower Ohio valleys, Tuesday and Wednesday are likely to be the most active days for severe thunderstorms in the Midwest and the North. -East.
Severe weather forecast
Tuesday
– Provide: Severe thunderstorms are expected to form from mid-Mississippi and the Ohio Valley to the Great Lakes on Tuesday afternoon and evening.
– Threats: Destructive winds are the main threat, but hail and an isolated tornado can not be ruled out.
– quote: Chicago | Detroit | Indianapolis | Cleveland | Saint Louis
Severe thunderstorms on Tuesday (On the map above, there is a risk of severe thunderstorms.) Note that not all categories apply to extreme weather conditions on any given day.)
Wednesday
– Provide: Severe thunderstorms are likely over much of the northeast Wednesday afternoons and evenings.
– Threats: Wind gusts that are locally damaging are the main threat, but some hail is also possible.
– cities: New York | Philadelphia cream | Baltimore | Boston | Pittsburgh
Forecast of violent thunderstorms on Wednesday (On the map above, there is a risk of severe thunderstorms.) Note that not all categories apply to extreme weather conditions on any given day.)
Additional thunderstorms accompanied by heavy local rains are possible in parts of the deep south and south-east from Tuesday to Wednesday, but most of these thunderstorms are expected to remain below severe limits.
The main mission of The Weather Company is to report on weather, the environment and the importance of science in our lives. This story does not necessarily represent the position of our parent company, IBM.
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