National Weather Service United States Department of Commerce

Severe Weather and Heavy Rain from the Great Lakes to the Mid-Atlantic; Heat Persists in the East

Widespread strong thunderstorms with damaging winds and locally heavy rain are expected from the Upper Ohio Valley into the southern Mid-Atlantic today and portions of the central Appalachians and Carolinas on Saturday. Monsoonal moisture will bring a flash flooding threat to the Desert Southwest. Sweltering heat persists from the Plains to the southern Mid-Atlantic through tonight. Read More >

Click a location below for detailed forecast.

Last Map Update: Fri, Sep 4, 2026 at 6:14:18 pm CDT

The heat can sneak up on you quickly. Do these things to help deal with the dangerous heat.
Another hot afternoon and early evening is in store today, with high temperatures up to 105 degrees and heat indices up to 109 degrees forecast. Make sure to take precautions if planning time outside!
Dangerous heat and humidity, along with minimal/no chances for precipitation, will continue throughout the Labor Day Weekend. If you have outdoor activities, make sure you are taking precautions!
The heat wave continues across the region into next week.

Local Weather History For September 4th...
On the afternoon of September 4, 1969, lightning struck an oil filter
manufacturing plant in Oklahoma City. The lightning and the resulting
fire virtually destroyed one wing of the plant.

Text Product Selector (Selected product opens in current window)
Weather Observations Area Forecast Discussion Air Quality Forecasts Hydrology Information Frequently Asked Questions Social Media
Observations Discussion Air Quality Hydrology FAQ Social Media
 
Submit a Storm Report Graphical Weather Forecasts Aviation Weather Forecasts Climate Data Storm Data Weather Radio Information
Storm Reports Gridded Forecast Aviation Climate Storm Data Weather Radio  
 
Satellite Information Hourly Weather Forecast Fire Weather Information Past Weather Events StormReady Skywarn/Storm Spotters
Satellite Hourly Forecast Fire Weather Past Events StormReady Storm Spotters