Mexico's Colima volcano erupts with a a towering cloud of ash and pyroclastic flow.
A tropical wave is likely to become the Atlantic Basin's next tropical storm as it approaches or crosses the Caribbean Sea later this week.
Bouts of wet weather will soak the northeastern United States during the last full week of September.
Typhoon Megi will threaten lives and property across Taiwan and eastern China into the middle of the week.
Gusty winds will accompany a push of chilly air across the Great Lakes through Tuesday.
The final day of September will bring a rare lunar event that hasn’t occurred since March of 2014, a Black Moon.
Following some rain and gusty winds on Tuesday, a strong storm will target the United Kingdom on Thursday.
A stretch of dry weather across Germany will continue for much of the week ahead across Germany resulting in continued pleasant conditions for Oktoberfest.
The coolest air since the spring will sweep away haze and high humidity across the southeastern United States as this week progresses.
Wintry weather unfolded during the first days of autumn across parts of the Intermountain West.
Hot, dry and windy weather into Monday night will lead to an increased risk of wildfires across Southern California.
Ramsey, MI (1991)
Langley AFB, VA (1993)
Wind gusts of 111 mph.
New England (1816)
"Black Frost" over all New England killed still unripened corn.