Higher-than-average temperatures will last until at least Thursday, with firefighters anticipating potential blazes

PM emphasizes importance of vigilance in dry season, which coincides with school summer vacations

Residents of Kfar Haruv later allowed to return home, as flames pushed away from homes, but fires still burning in other areas

Health alerts issued to 100 million Americans, with emergencies declared in Washington and Philadelphia, as temperatures pass 110 degrees in some areas

Blazes burn large swaths of land in France, Portugal, Spain and Greece; climate change blamed for intense heatwave set to break temperature records in Britain

Nationalities of the 6 known dead not disclosed; 16 cars unclaimed in parking lot; at least 9 hikers injured; collapse occurred during higher-than-usual temperatures

Those over age 70 most affected by sudden temperature jumps

Temperatures across the country expected to dip only next week

Temperatures across the country are expected to drop slightly by Wednesday

With dire warning over the state of the planet, intergovernmental panel says global warming is unfolding more quickly than feared