Drier, cooler air moves into D.C. Thursday with highs near 82°F and low humidity. Small craft advisories affect bay waters this morning.

Muggy start with a high near 86°F. Scattered storms possible this afternoon between 2–5 p.m.; plan for brief delays.

Scattered morning showers give way to a growing severe‑storm threat Tuesday afternoon into evening. Expect gusty winds, heavy downpours and possible localized flooding.

Mild Monday gives a last clear day before strong, possibly severe thunderstorms hit Tuesday. Boaters should heed tonight’s Small Craft Advisory.

Clear and warm Sunday in D.C., highs near 86°F. A strong cold front on Tuesday could bring severe storms and pockets of flash flooding.

Morning smoke and unhealthy air precede a Heat Advisory on July 18; storms could be strong this afternoon. Cooling centers are open.

BOEM released a proposed leasing notice that would open about 31 million acres off American Samoa to two 20‑year deep‑sea mining leases. Critics and territorial leaders say the plan risks fisheries and fragile ocean life.

Thick smoke and a Code Red air-quality alert hit D.C. Friday as highs near 92°F; a strong front Saturday could bring damaging winds and heavy rain.

Hazy skies and a Code Orange air-quality alert as highs near 98°F in D.C. Thursday. Cooling centers are available and weekend storms are possible.

A Heat Advisory covers Washington, D.C. Wednesday with highs near 102°F and heat-index readings in the 100s. Cooling centers and hotline help are available.

Triple‑digit heat is headed to Washington midweek, with Wednesday peaking near 101°F and heat‑index values up to 106°F. Cooling centers and a coastal‑tide advisory are in effect.

A federal filing would require South Bow to pay $26.9M and complete roughly $40M in safety upgrades after the 2022 Mill Creek spill; the settlement is open for public comment.

UC San Diego modelers show that spraying sea salt into Pacific clouds could weaken a potentially historic El Niño, but experts warn the risks, timing and politics are huge. The idea is a temporary, targeted tool — not a silver bullet.