Pittsburgh will experience a cooldown with showers and possible thunder as a weak cold front approaches, with temperatures dropping below average into the 40s overnight. Clearing skies expected later, with dry but cool weather into next week.

Orlando anticipates severe weather with threats of heavy rain, minor flooding, high heat index, and increased lightning. The National Weather Service Melbourne warns of flight operation changes and advises mariners to be cautious.

The NWS Memphis forecasts showers, thunderstorms, and a steady 66°F night, with a 70% precipitation chance. Clearing is expected on Saturday with a high of 75°F and a 60% rain chance, followed by a sunny week reaching 93°F by Thursday.

The NWS has issued a severe thunderstorm warning for the D.C. area, with a high chance of showers and thunderstorms, accompanied by damaging winds and large hail.

The NWS Raleigh forecasts high heat, thunderstorms, and a marginal risk of severe weather for central North Carolina, with cooler temperatures and lower precipitation chances following.

The NWS forecast calls for clear skies and warming temps in St. Louis, with highs reaching the 90s by midweek and mild nights in the 50s–60s.

The NWS predicted severe thunderstorms for Baltimore due to a cold front, with damage risks but low tornado chances. No major flash floods or coastal flooding were expected, with forecasts indicating cooler weather and windy conditions post-storm.

Jacksonville’s weather will be a mix of sunshine, showers, and occasional thunderstorms this week, with high temperatures and varying chances of rain each day.

Charlotte residents are advised to prepare for potential thunderstorms and hazardous weather conditions today, with a chance of severe storms this afternoon.

Tampa, Florida will see a week of showers and thunderstorms beginning today, with a 70% chance of rain and temperatures reaching 92°F. The forecast calls for continued daily storms, highs near 90°F, and heat index values in the mid-90s throughout the week.

Indianapolis experiences a cloudy morning with isolated showers, turning sunny with highs of 72°F. Winds may reach 21 mph. The evening promises clear skies and a low around 49. The weather is expected to remain calm and warm into the week.

Austin faces extreme heat with a high of 101 degrees and soft breezes, cooling to 77 degrees at night; weekend forecasts include chances of rain and thunderstorms with cooler temperatures.

Zebra mussels have been confirmed in Cedar Lake in Minnesota, with state DNR and Scott County assessing containment strategies and urging public preventive measures.