Alerts

Flash Flood Warning issued July 5 at 10:32AM CDT until July 5 at 2:00PM CDT by NWS Austin/San Antonio TX

Published: 5 July 2025
Categories: National Weather Service

RSS feed source: US National Weather Service

FFWEWX The National Weather Service in Austin/San Antonio has issued a * Flash Flood Warning for… Northeastern Bexar County in south central Texas… South Central Comal County in south central Texas… * Until 200 PM CDT. * At 1032 AM CDT, Doppler radar and automated rain gauges indicated thunderstorms producing heavy rain across the warned area. Between 1 and 2 inches of rain have fallen. Additional rainfall amounts of 1 to 2 inches are possible in the warned area. Flash flooding is ongoing or expected to begin shortly. HAZARD…Life threatening flash flooding. Thunderstorms producing flash flooding. SOURCE…Radar and automated gauges. IMPACT…Life threatening flash flooding of creeks and streams, urban areas, highways,

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Popocatépetl Volcano Volcanic Ash Advisory: CONS VA EMS to 21000 ft (6400 m)

Published: 5 July 2025
Categories: Global Volcano Activity

RSS feed source: US National Weather Service

Background:

Volcán Popocatépetl, whose name is the Aztec word for smoking mountain, towers to 5426 m 70 km SE of Mexico City to form North America’s 2nd-highest volcano.  The glacier-clad stratovolcano contains a steep-walled, 250-450 m deep crater.  The generally symmetrical volcano is modified by the sharp-peaked Ventorrillo on the NW, a remnant of an earlier volcano. 
At least three previous major cones were destroyed by gravitational failure during the Pleistocene, producing massive debris-avalanche deposits covering broad areas south of the volcano.  The modern volcano was constructed to the south of the late-Pleistocene to Holocene El Fraile cone.  Three major plinian eruptions, the most recent of which took place about 800 AD, have occurred from Popocatépetl since the mid Holocene, accompanied by pyroclastic flows and voluminous lahars that swept basins below the volcano.  Frequent historical eruptions, first recorded in Aztec codices, have occurred since precolumbian

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