USA Weather Update: Comprehensive Report for July 28, 2025

As summer peaks across the United States, the nation is experiencing a dynamic mix of scorching heat, severe thunderstorms, and heightened flood risks. For our NRIGlobe readers, whether you're planning a visit to the U.S., staying connected with family, or simply keeping tabs on global weather trends, this detailed weather update provides everything you need to know about conditions across the U.S. as of July 28, 2025. From sizzling temperatures in the Southeast to stormy skies in the Midwest, here’s a region-by-region breakdown, complete with forecasts, alerts, and safety tips to stay prepared.

National Weather Overview

A powerful high-pressure system, often called a "heat dome," is driving record-breaking temperatures across the Southeast, Mid-South, and parts of the Midwest, with heat indices soaring past 100°F due to high humidity. Meanwhile, a northern upper trough is bringing cooler air and severe thunderstorms to the Upper Midwest, Northern Plains, and Northeast. According to the National Weather Service (NWS) and The Weather Channel, nearly half of the U.S. population faces triple the risk of extreme heat due to climate change, making this a critical time for awareness and preparation.

Key national trends as of July 28, 2025:

• Heat Wave: Swelteringly unbearable conditions dominate the Southeast, Mid-South, and Central Plains, with heat indices reaching 105–110°F in some areas.
• Severe Storms: Scattered thunderstorms, some severe, are forecast for the Upper Midwest, Northern Plains, and northern Mid-Atlantic, with risks of damaging winds, hail, and isolated tornadoes.
• Flash Flooding: Heavy rainfall is raising concerns for flash flooding from northeast Kansas to Indiana, with central Texas still recovering from earlier catastrophic floods.
• Wildfire Risk: Dry conditions in the West, particularly California, Nevada, and the Pacific Northwest, are fueling wildfire risks through the end of July.
• Hurricane Season: As August approaches, the Atlantic hurricane season is gearing up for its peak, with increased activity expected through October due to warm ocean waters and favorable atmospheric conditions.

Regional Weather Breakdown

Northeast

The Northeast is navigating a brief but intense heat wave, with temperatures climbing into the mid-80s to low-90s and high humidity pushing heat indices near 100°F in cities like New York City, Philadelphia, and Washington, D.C. Scattered severe thunderstorms are possible, especially in northern New England and the northern Mid-Atlantic, bringing risks of gusty winds and hail.

Current Conditions:

• New York, NY: 79°F, partly cloudy, with a 20–30% chance of evening thunderstorms.
• Washington, D.C.: 81°F, sunny, with high humidity and a slight chance of showers by Wednesday.
• Boston, MA: 71°F, with a risk of severe thunderstorms and gusty winds.

Forecast (July 28–30, 2025):

• Highs: 71–81°F; Lows: 60–68°F.
• Expect partly cloudy skies transitioning to possible showers or thunderstorms, particularly in upstate New York and Vermont.
• UV Index: Extreme (10) in urban areas; sunscreen is essential.

Alerts: Flash flood watches are in effect for parts of upstate New York and Vermont due to a slight risk of excessive rainfall.

Safety Tips:

• Secure outdoor objects to prepare for sudden thunderstorms.
• Avoid open fields or high ground during storms to reduce lightning risks.
• Stay hydrated and limit outdoor activities during peak heat hours (10 a.m.–4 p.m.).

Southeast

The Southeast is enduring a prolonged heat wave, with temperatures in the upper 80s to low 90s and heat indices exceeding 105°F due to oppressive humidity. Cities like Atlanta, Raleigh, and Miami are particularly affected, with a slight chance of tropical showers adding to the discomfort.

Current Conditions:

• Atlanta, GA: 82°F, mostly sunny, with a 20% chance of afternoon showers.
• Miami, FL: 88°F, humid, with a 30% chance of tropical showers.
• Raleigh, NC: 77°F, partly cloudy, with high humidity.

Forecast (July 28–30, 2025):

• Highs: 77–88°F; Lows: 70–78°F.
• Expect mostly sunny skies with occasional showers, particularly in coastal areas.
• A tropical low south of Florida may increase rainfall later in the week.

Alerts: Heat advisories are in effect across the region, with a slight risk of flash flooding in coastal zones.

Safety Tips:

• Wear lightweight, loose-fitting clothing and use high-SPF sunscreen.
• Limit outdoor activities during peak heat hours and monitor for signs of heat exhaustion (dizziness, nausea, rapid heartbeat).
• Stay updated on tropical weather developments, especially in Florida.

Midwest

The Midwest is facing a volatile mix of heat, humidity, and severe weather. Temperatures range from 74°F in Columbus, OH, to 80°F in Chicago, IL, with severe thunderstorms forecast from northeast Kansas to Indiana. These storms could bring wind gusts over 75 mph, hail, and flash flooding.

Current Conditions:

• Chicago, IL: 80°F, humid, with a 60% chance of heavy rain and thunderstorms.
• Indianapolis, IN: 76°F, with a slight risk of excessive rainfall.
• Kansas City, MO: 82°F, partly cloudy, with storm risks increasing by evening.

Forecast (July 28–30, 2025):

• Highs: 74–82°F; Lows: 62–65°F.
• Expect scattered thunderstorms, some severe, with heavy rainfall possible.
• Conditions may improve slightly by Wednesday, but flood risks persist.

Alerts: A Slight Risk of Excessive Rainfall is in effect, with flash flood warnings for parts of Iowa, Illinois, and Indiana.

Safety Tips:

• Avoid driving through flooded roads; “Turn around, don’t drown.”
• Keep emergency kits ready, including flashlights and batteries, in case of power outages from storms.
• Monitor local radar and NWS alerts for real-time updates.

South

The South, particularly Texas and the Lower Mississippi Valley, is grappling with intense heat and recovering from recent flooding. Temperatures are in the mid-80s to low 90s, with heat indices near 110°F in some areas. Central Texas remains under flood recovery efforts following earlier heavy rainfall.

Current Conditions:

• Houston, TX: 85°F, humid, with a 20% chance of showers.
• New Orleans, LA: 83°F, mostly sunny, with high humidity.
• Memphis, TN: 87°F, sunny, with heat indices near 105°F.

Forecast (July 28–30, 2025):

• Highs: 83–87°F; Lows: 70–75°F.
• Expect continued heat with occasional showers, particularly in coastal Texas and Louisiana.
• Flood recovery efforts may be hampered by additional rainfall.

Alerts: Heat advisories are widespread, with flood warnings lingering in central Texas.

Safety Tips:

• Stay hydrated and avoid strenuous outdoor activities.
• Check on vulnerable family members, such as the elderly, during extreme heat.
• Follow local authorities’ guidance in flood-affected areas.

West

The West is facing elevated wildfire risks due to dry conditions and high temperatures, particularly in California, Nevada, and the Pacific Northwest. Temperatures range from the mid-70s to low 90s, with cooler conditions in coastal areas.

Current Conditions:

• Los Angeles, CA: 78°F, sunny, with low humidity.
• Seattle, WA: 72°F, partly cloudy, with a slight chance of showers.
• Phoenix, AZ: 92°F, extremely dry, with heightened fire risk.

Forecast (July 28–30, 2025):

• Highs: 72–92°F; Lows: 55–70°F.
• Expect dry, warm conditions to persist, with cooler temperatures along the Pacific coast.
• Fire weather warnings are in effect for inland areas.

Alerts: Red Flag Warnings for critical fire weather conditions in California, Nevada, and eastern Washington.

Safety Tips:

• Avoid outdoor burning and follow local fire restrictions.
• Prepare evacuation plans and emergency kits in wildfire-prone areas.
• Stay hydrated in arid regions like Arizona.

Climate Context and Long-Term Outlook

The extreme weather patterns observed this summer align with broader climate trends. According to the U.S. Climate Report (2025), rising global temperatures are increasing the frequency and intensity of heat waves, storms, and wildfires. The Atlantic hurricane season, now approaching its peak, is expected to be particularly active due to warm sea surface temperatures and La Niña conditions. For NRIGlobe readers, this underscores the importance of staying informed and prepared, whether you’re traveling to the U.S. or supporting loved ones from afar.

Safety and Preparation Tips for All Regions

1. Stay Informed: Use trusted sources like the NWS (weather.gov), The Weather Channel, or AccuWeather for real-time updates. Download weather apps for alerts on the go.
2. Heat Precautions: Drink plenty of water, avoid caffeine and alcohol, and seek air-conditioned spaces during heat waves.
3. Storm Safety: During thunderstorms, stay indoors, avoid touching electronics, and wait 30 minutes after the last thunderclap before going outside.
4. Flood Preparedness: Keep emergency supplies (food, water, first aid) and avoid walking or driving through floodwaters.
5. Wildfire Readiness: Create defensible space around homes in fire-prone areas and follow evacuation orders promptly.

Conclusion

As the U.S. navigates this complex weather landscape, staying informed and prepared is crucial. Whether you’re planning a trip, connecting with family, or simply staying updated, NRIGlobe is here to keep you in the know. Check back for regular updates, and share this report with your community to ensure everyone stays safe and prepared during this dynamic summer season.

For the latest weather alerts and forecasts, visit weather.gov or follow The Weather Channel and AccuWeather for real-time updates.