Strong Tornado Threat for Upper Midwest, Storms from Gulf to New York

Tornado and supercell thunderstorm in Nebraska

Parts of the upper Midwest will see a strong severe weather threat with a strong possibility of tornadoes, while a second storm front spans from the Gulf to New York, heat wave continues into weekend, and the 3-day forecast.

NWS weather alerts

Here are the latest weather alerts from the National Weather Service (NWS) for Wednesday:

Excessive heat warning: southern and southeastern California; northern, central and southern Arizona; eastern Iowa; Illinois; southeastern Missouri; western Kentucky; Indiana; southern and southeastern Michigan; western central and southern Ohio; western West Virginia; northern and central Georgia.

Heat advisory for portions of: Wisconsin, Iowa, Michigan, Missouri, Illinois, Indiana, Ohio, western Pennsylvania, Western West Virginia, Kentucky, Tennessee, northeastern Arkansas, northern Mississippi, Alabama, northern Florida, Georgia, South Carolina, southern North Carolina.

Winter weather advisory: Central Montana.

Freeze warning: Southwest Oregon, northern California, northeastern and Northern Nevada.

Frost warning: Northern, northeastern and East-central Nevada.

Coastal flood advisory: New Jersey, Delaware, southeastern Pennsylvania, eastern Maryland.

The 3-day forecast

A severe weather risk over the next two days for parts of the Midwest and mid-Atlantic, with a strong possibility of damaging winds, large hail and strong tornadoes. Residents are urged to take severe weather precautions.

The heat wave will continue into the weekend. The areas experiencing heat waves will shift on Saturday moving into the plains and southern latitudes, easing for the mid-Atlantic and Northeast, while on Sunday heat through the central US will move back into triple digits with Fargo at 105, Omaha 100, North Platte 105 and Dallas 100, the Weather Channel reported.

Here is the latest 3-day forecast from the National Weather Service (NWS).

Wednesday: Two severe weather fronts, strong tornado threat for upper Midwest

Front #1 upper Midwest: A Level 4 severe weather risk over northeastern Iowa into southern, central and eastern Wisconsin, according to the forecast from the Storm Prediction Center (SPC). The storms will affect most of Wisconsin and large hail is likely, as are strong wind gusts in excess of 70 mph. A Level 4 Severe Weather Risk is defined as widespread severe and long-lived, intense storms with widespread wind damage, destructive hail, and strong tornadoes.

A Level 3 threat over parts of Iowa, Wisconsin, and Michigan, while a Level 2 threat includes portions of Minnesota, Illinois and Missouri.

Front #2: Gulf to mid-Atlantic: A level 2 severe weather risk extends from the Gulf of Mexico to the mid-Atlantic including portions of Mississippi, Alabama, Florida, Georgia, South Carolina, North Carolina, Virginia, West Virginia, Maryland, Pennsylvania and New York.

Sleet and rain and potential winter weather over parts of Washington and Montana.

Thursday: severe weather over Midwest and mid-Atlantic

Severe weather on two separate fronts. Storm front #1 is a Level 3 severe weather risk over much of Pennsylvania and New York. A Level 2 risk extends into portions of Ohio, West Virginia and Maryland. Storm front #2 will bring a Level 2 severe weather risk over portions of Nebraska, Kansas, Iowa, Missouri and Illinois.

Thunderstorms for portions of the Southwest, central US, South, and all along the Southeast from Florida to Maine.

Rain over northern California, Oregon and Washington, where sleet and thunderstorms are possible.

Critical fire weather is possible over southern and central Nevada into southwestern Utah.

Friday: Thunderstorms

Scattered thunderstorms across the nation over parts of the Northwest, Southwest, Midwest, South, Southeast, mid-Atlantic and Northeast. Currently, there are no severe weather risk warnings from the SPC.