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Helping Business Weather the Storm

National Weather Summary for Monday, May 1, 2017

by David Moran, on May 1, 2017 10:55:38 AM

As a cold front continues to progress eastward on Monday, thunderstorms are expected from the Northeast to the Southeast. A new area of low pressure may develop over the Southern Plains on Tuesday, bringing a potential for thunderstorms. As this area of low pressure continues to intensify on Wednesday, thunderstorms may develop from East Texas into the Lower Mississippi Valley.

  • Severe Thunderstorms Expected Monday from the Northeast into the Southeast
  • Significant Snowfall Possible for Portions of the Northern Plains on Monday
  • Strong to Severe Thunderstorms Possible across the Southern Plains on Tuesday
  • Thunderstorm Potential Wednesday from East Texas into the Lower Mississippi Valley

US Hazards for Monday, May 1, 2017US Hazards

Assess Your Weather Risk

Severe Thunderstorms Expected Monday from the Northeast into the Southeast
A large upper level trough will overspread the Eastern US on Monday with ongoing shower and thunderstorm activity over the Midwest and the Southeast. This activity is forecast to move across the region today and tonight. Severe impacts will begin to become more common by midday and continue into the evening. While instability will be on the weak side, wind shear will be quite strong. Damaging winds will be the primary hazard, but some of the stronger storms will have the potential for hail and tornadoes.

Update 12:13pm EDT: Severe thunderstorms capable of damaging winds moving through eastern Ohio.

Radar 12:13pm EDT 5/1/18Radar 12:13pm EDT

Update 12:38pm EDT: Tornado Watch in effect until 7pm EDT for portions of Maryland, Ohio, Pennsylvania, and West Virginia.

Tornado Watch 5/2/17Tornado Watch

Update 1:58pm EDT: Tornado Watch likely for portions of western New York and central Pennsylvania.

Update 2:08pm EDT: Severe thunderstorms capable of damaging winds approaching Pittsburgh.

Radar 2:08pm EDT 5/1/17Radar 2:08pm EDT

Update 2:32pm EDT: Tornado Warning north of Pittsburgh, PA.

Radar 2:32pm EDT 5/1/17Radar 2:32pm EDT

Update 2:37pm EDT: Tornado Watch for portions of New York and Pennsylvania until 10pm EDT.

watch-28.pngTornado Watch

Update 2:47pm CDT: Severe thunderstorm capable of damaging winds NW of Augusta, GA.

Radar 2:47pm EDT 5/1/17Radar

Major Cities in Region: Jacksonville, FL, Savannah, GA, Atlanta, GA, Knoxville, TN, Raleigh, NC, Norfolk, VA, Washington, DC, Philadelphia, PA, Pittsburgh, PA, New York, NY, Cleveland, OH, Rochester, NY

region1-182.pngRegion 1

Significant Snowfall Possible for Portions of the Northern Plains on Monday
Snow will continue across the Northern Plains through Monday afternoon as an area of low pressure moves northeastward into central Wisconsin. Snowfall accumulations of 4-6 inches with locally heavier amounts in excess of 8 inches are expected. Periodic northerly wind gusts in excess of 35 mph may restrict visibilities at times.

Major Cities in Region: Sioux Falls, SD, International Falls, MN

Region 2 Monday, May 1, 2017Region 2

Strong to Severe Thunderstorms Possible across the Southern Plains on Tuesday
There will be a conditional threat for strong to severe thunderstorms over central and northern Oklahoma into southern Kansas on Tuesday. An area of low pressure is forecast to develop over the southern High Plains during the day, with a warm front to lift northward into the region, likely along Interstate 40. Thunderstorms may develop along the front during the late afternoon. Large hail and damaging winds will be the primary hazards, if storms are able to develop. Thunderstorms will increase in coverage during the overnight hours with large hail the primary hazard.

Major Cities in Region: Amarillo, TX, Dodge City, KS, Oklahoma City, OK, Wichita, KS, Joplin, MO, Springfield, MO

Thunderstorm Risk Outline for Tuesday, May 2, 2017Thunderstorm Risk Outline for Tuesday

Thunderstorm Potential Wednesday from East Texas into the Lower Mississippi Valley
An area of low pressure will continue to develop over the Southern Plains, with strong to severe thunderstorms possible for much of the day. Showers and thunderstorms will develop along the Gulf Coast during the morning and increase in coverage and intensity throughout the day. This activity is expected to be widespread through the day and evening as the low tracks eastward. Large hail and damaging winds will be the primary hazards with any storms that develop. In addition, there will be the potential for heavy rainfall along the Gulf Coast. Rainfall amounts of 1-3 inches, with locally higher amounts in excess of 4 inches, are forecast. This will lead to an increased risk of flash flooding. 

Major Cities in Region: San Antonio, TX, Dallas, TX, Houston, TX, Little Rock, AR, Jackson, MS, New Orleans, LA

Thunderstorm Risk Outline for Wednesday, May 3, 2017Thunderstorm Risk Outline for Wednesday

A Look Ahead
The area of low pressure bringing severe weather to portions of the Plains and Mississippi Valley will continue to move eastward across the Eastern US through the end of the week. No severe weather is expected at this time.

This is just a brief look at current weather hazards. We can provide you site-specific weather forecast information for the purpose of protecting your personnel and assets and to assess your weather risk. Try a 7-day demo right away and learn how timely precision weather information can enhance your bottom line.

Topics:Nowcast/Forecast

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