Tropical Storm Bavi could become a super typhoon as it nears Guam and the Northern Marianas; many communities are still recovering from April’s Sinlaku.

Triple‑digit highs and heat‑index readings above 110°F are expected in D.C.; cooling centers are open and officials urge caution.

Fire officials warned crews who fought the Iron Fire near Eureka may have been exposed to lead; commanders urged decontamination and testing.

Dangerous heat grips D.C. Thursday with highs near 102°F and heat-index readings above 110°F.

The Energy Department has authorized PJM to squeeze extra generating capacity and tap backup resources as a Mid‑Atlantic heat wave threatens record electricity demand this week. The move carries tradeoffs for air quality and ratepayers as officials race to keep the lights on.

Triple-digit heat hits Washington starting July 1 with heat-index values over 100°F and little overnight relief. Heat Advisory in effect today; cooling centers are available.

Heat Advisory Wednesday and an Extreme Heat Watch Thursday–Friday. Highs into the 100s; plan for heat and possible afternoon storms.

Fog this morning clears, then dangerous heat builds midweek with highs near or above 100°F. Locate cooling centers and avoid midday outdoor exertion.

Morning rain and fog will slow the Sunday commute in D.C. A dangerous heat wave builds midweek with highs near 100–105°F.

Patchy fog this morning, scattered storms Saturday and a higher risk of heavy, localized rain Sunday; extreme heat surges midweek with highs near 100–104°F.

Highs near 92°F with scattered storms this afternoon and a marginal severe risk for damaging winds.

A humid 68°F start gives way to an 88°F Thursday and a hotter, stormier Friday–Saturday. Small Craft Advisories and cooling‑center info are noted.

Environmental and community groups sued the EPA, saying the agency delayed action on a petition challenging U.S. Steel’s Gary Works permit. Plaintiffs want a court to force a decision and stronger monitoring.