Weather Outlook for Independence Day Fireworks: Thunderstorms, Heat, and Severe Weather Threats

Tens of millions of Americans will be heading outdoors on Tuesday night to celebrate Independence Day and watch fireworks displays. However, many will have to deal with uncertain weather conditions as several active weather systems move across the country.

The East Coast is expected to experience scattered thunderstorms, with a lingering cold front causing unsettled conditions from Maine to Florida. Parts of the Plains and Upper Midwest are at risk for severe thunderstorms, heavy rainfall, and possible flash flooding.

In the Desert Southwest and Pacific Northwest, the main concern is dangerous heat. Excessive heat warnings are in effect for Southern California, Arizona, and Nevada, where temperatures are expected to reach 107 to 118 degrees. The National Weather Service in Phoenix has warned that overexposure to the heat can lead to heat-related illnesses.

A heat advisory is also in effect for coastal Oregon, Northern California, and southwest Washington state.

Here’s a breakdown of the forecast for each region:

Northeast: Scattered afternoon thunderstorms are expected, particularly in southeastern New England. There is a marginal risk of gusty winds with these storms. High temperatures will peak in the upper 70s.

Mid-Atlantic: Thunderstorm chances will remain due to a lingering cold front, but they will be isolated rather than widespread. High temperatures will peak in the upper 80s to lower 90s.

Southeast and South: It will be hot and humid with highs in the 90s and heat indexes approaching 100 degrees. Scattered thunderstorms are expected in the afternoon, which could interfere with fireworks shows.

Great Lakes and Ohio/Tennessee valleys: High pressure will suppress storm chances, with highs peaking in the upper 80s to around 90. A few brief showers are possible, primarily in northern Michigan or south toward the Ohio River.

Plains: A slight risk for severe weather has been drawn by the Storm Prediction Center, stretching from the Upper Midwest to the Rockies. Thunderstorms will form in eastern Colorado and southeast Wyoming, with a risk of damaging winds and hail. Temperatures may reach the upper 80s or around 90.

Rockies: Scattered showers or thunderstorms are expected in certain areas, but severe weather is not anticipated. Highs will range from the upper 60s to near 70 in Montana to around 90 in New Mexico.

West Coast and Southwest: Heat advisories are in effect for parts of the Pacific Northwest, with highs 10 to 15 degrees above average. California’s Central Valley will experience highs over 100 degrees, while extreme heat will dominate in Arizona, southeast California, and southern Nevada. Fire officials should be consulted before igniting fireworks due to the dry heat.

As Americans celebrate Independence Day, it’s important to stay informed about the weather conditions in your area and take necessary precautions to stay safe.

What precautions should residents and visitors in Coastal Oregon, Northern California, and southwest Washington state take to stay safe in the heat

Region of the country:

East Coast: Scattered thunderstorms are expected along the East Coast, from Maine to Florida, due to a lingering cold front. These unsettled conditions may impact fireworks displays in some areas.

Plains and Upper Midwest: Parts of the Plains and Upper Midwest are at risk for severe thunderstorms, heavy rainfall, and possible flash flooding. Those planning outdoor activities should stay aware of any severe weather developments in their area.

Desert Southwest and Pacific Northwest: The main concern in these regions is dangerous heat. Excessive heat warnings are in effect for Southern California, Arizona, and Nevada, where temperatures are expected to reach 107 to 118 degrees. It is important to take precautions and avoid overexposure to the heat, as it can lead to heat-related illnesses.

Coastal Oregon, Northern California, and southwest Washington state: A heat advisory is in effect for these coastal areas, where temperatures will be higher than usual. Residents and visitors should take necessary precautions to stay safe in the heat.

While some Americans may need to deal with uncertain weather conditions on Independence Day, it is important to stay informed about any weather alerts or advisories in your area.