RSS feed source: US National Weather Service

FFWFWD The National Weather Service in Fort Worth has issued a * Flash Flood Warning for… Collin County in north central Texas… Dallas County in north central Texas… Southeastern Denton County in north central Texas… Northwestern Kaufman County in north central Texas… Rockwall County in north central Texas… * Until 245 PM CDT. * At 1138 AM CDT, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Between 1 and 3 inches of rain have fallen. Flash flooding is ongoing or expected to begin shortly. HAZARD…Flash flooding caused by thunderstorms. SOURCE…Radar. IMPACT…Flooding of small creeks and streams, urban areas, highways, streets, and underpasses as well as other poor drainage

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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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RSS feed source: US National Weather Service

* WHAT…Flooding caused by excessive rainfall is possible. * WHERE…The far southern Texas Panhandle, South Plains, and Rolling Plains. * WHEN…From 4 PM CDT this afternoon through Sunday morning. * IMPACTS…Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. Flooding may occur in poor drainage and urban areas. Low-water crossings may be flooded. * ADDITIONAL DETAILS… – High amounts of moisture will allow thunderstorms to produce heavy rainfall that can quickly result in flooding. – http://www.weather.gov/safety/flood

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