Chilly weather forecast to impact Northwest, Great Basin
Storm systems off the Pacific continue for the West
{{#rendered}} {{/rendered}}An arctic outbreak has sent temperatures tumbling, from the Northwest through the Great Basin.
Temperatures will generally be 10-20 degrees below average, however, the coldest locations in Montana and North Dakota could be as much as 40 degrees below average.
NORTHWEST WEATHER FORCES MANY INTO SHELTERS
{{#rendered}} {{/rendered}}Wind chill alerts have been issued across these regions, where wind chill temperatures could dip as low as -30 to -40 degrees.
Wind chill alerts from Northwest through the Great Basin (Credit: Fox News)
At these temperatures, frostbite can set in over a period of 20 minutes or less.
In the western U.S., the series of storm systems off the Pacific continues.
{{#rendered}} {{/rendered}}On Wednesday and Thursday, the heaviest rain will fall across Southern California.
Flood alerts in California (Credit: Fox News)
Flash flooding advisories have been issued from San Diego to Irvine.
Finally, in the Southeast, severe storms will be likely Wednesday afternoon and evening.
{{#rendered}} {{/rendered}}Severe thunderstorms with damaging winds and frequent lightning are likely.
Severe storm threats in the Southeast (Credit: Fox News)
Isolated tornadoes are also possible.
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{{#rendered}} {{/rendered}}The highest risk areas for severe weather include portions of northern Mississippi and northern Alabama into southwestern Tennessee.