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Weather Underground midday recap for Thursday, September 18, 2014
The remnants of Hurricane Odile continued to moved across the southern tier of the country on Thursday, while cooler conditions spread across the Northeast.
An abundance of moisture associated with the remnants of Hurricane Odile pushed across the Four Corners and the southern Plains on Thursday. Daytime heating interacted with this moisture to trigger widespread thunderstorms across southeast Arizona, New Mexico and Texas. Flash flood warnings and flood advisories were issued across the three states due to heavy rain over the region. Cleveland, Texas, reported a midday total of 4.58 inches of rain. Douglas Bisbee, Ariz., reported a midday total of 1.11 inches of rain. Just to the east, a cluster of strong thunderstorms drifted across the lower Mississippi Valley and the Tennessee Valley. Isolated thunderstorms also popped up over parts of southern Florida on Thursday.
Meanwhile, high pressure moved a cooler air mass across the Great Lakes and the Northeast on Thursday. Hard freeze warnings and frost advisories were issued in Upstate New York and New England. Mt. Washington, N.H., recorded a morning low of 32 degrees.
Out west, cold frontal boundary extended across the coast of California. This system ushered scattered showers over parts of northern California and the Pacific Northwest. Showers and disorganized thunderstorms also formed over portions of the Great Basin and the Intermountain West.