A Pacific storm will impact the Southwest over the next couple of days, bringing fall-like temperatures, rain and even snow to the higher elevations.
The storm will mark the first measurable rain in months for parts of Southern California.
Slow travel, airport delays and surprised residents are all possible over the next couple of days as the storm pushes inland toward the Four Corners region and eventually the drought-stricken Plains.
Showers and even thunderstorms will continue to impact central and southern California through the day today.
Downtown L.A. recorded its first measurable rain since July 12th on Wednesday when 0.05 of an inch fell.
Thunderstorms will also erupt across the interior Great Basin region, including around Las Vegas.
San Diego and even desert cities such as Palm Springs will be in line for some rain and rumbles of thunder, as well.
No rain has been measured in San Diego rain gauges since May 25.
Of course with the threat of rain, comes an increase in clouds, which will not only ruin sunbathing in the California sun, but hold temperatures down as much as 10 to 20 degrees below seasonal norms.
The chillier air found in the mountains of Souther California and Arizona will even support the season's first accumulating snow above 7,000 feet.
Such high snow levels will keep I-5 clear of icy travel through the Grapevine, but rain mixed with months of accumulated oils on Southern California highways will mean a dangerous mix. Slow travel is advised during and after any rain.
As Meteorologist Anthony Sagliani pointed out over the weekend, "Odds for any widespread soaking rain are very low." However, any thunderstorm could contain brief downpours, and perhaps even some small hail due to the very cold air aloft.
An increase in moisture from northern Mexico, will feed more widespread and heavier showers and storms, as well as high-elevation snow come Friday from the eastern Great Basin into the southern Rockies.
From there, it's on to the Plains, where the rain is sorely needed, but severe thunderstorms are not.
Following some rain showers this Saturday, drier weather is in store for Boston by Monday to kick off the 118th annual Boston Marathon.
A harsh blast of cold air responsible for snow from the Midwest to the Northeast will be quick to leave.
Experts across the nation are searching for plausible solutions to the defects of the nation's over-stressed and antiquated power system before severe weather season takes full rein.
The United States has the highest concentration of tornadoes in the world, and understanding truth about tornadoes and what to do if one strikes can help save your life.
After a nearing record lows early this week with temperatures dropping into the 20s, temperatures will increase gradually as the week pushes forward.
Detroit has officially broke the record of their snowiest winter ever with an annual snowfall of 94.8 inches. The previous record was set during the 1880-81 winter season with an annual total of 93.6 inches of snow.
Oklahoma City, OH (1990)
93 mph wind gust - one of the strongest gust at Will Rogers Airport in the last 40 years.
Charleston, SC, reaches 32 degrees -- latest ever there. At Wilmington, NC, snow accumulated up to 6" on boards. Fayetteville, NC, had 4" on the 15th -- one of the latest snowstorms ever. Snow flurries as far south as Milledgeville, GA. Severe freeze from Georgia to Texas killed cotton.
Boston Harbor, MA (1851)
Famous Lighthouse Storm -- great tide whole gale destroyed Minot Lighthouse and its keepers; tide exceeded a staggering height of 1,723 feet.