Some warnings have been extended into April 2020.
Temperatures are forecast to be as much as 20 F above average in some parts of the country.
Several parts of Oklahoma are under weather watches and warnings due to severe thunderstorms, minor flooding and large hailstones.
Flash flooding, thunderstorms and dangerous lightning are warned for the islands.
NWS has issued warnings for several parts of the country for flash flooding and winter storms.
Some areas could see temperatures drop below zero.
However, some in Los Angeles seem happy about the forthcoming rainfall.
Another weather system is also causing river flooding in some Midwest and south eastern states, with flood warnings in place for the next several days.
Warnings are in place from today through the weekend.
Fire conditions happen when there is a combination of strong winds, low relative humidity, and warm temperatures, contributing to "extreme fire behavior."
Several weather warnings are in place across the U.S.
A Flash Flood Watch means that flooding of washes, creeks and other drainage areas is possible within the watch area.
Between 2007 and 2016, there were 521 fatalities caused by icy conditions.
Rain and snow will impact the Friday morning commute.
People are advised to keep up to date with forecasts and travel conditions
Freezing fog can cause black ice
Low pressure will move from the midwest through to the east coast, affecting states such as Illinois, Missouri, Arkansas, New Jersey and more.
Even though the rain is expected not to last long, minor street flooding is possible
Young children, the elderly and the homeless will be especially vulnerable to the cold, with frostbite and hypothermia conditions forecast.
Anyone in the states should watch for changing conditions including avalanches, heavy snowfall or rain, strong wind or rapidly warming temperatures.
Travelers in the northwest should expect periods of near blizzard conditions today through this weekend.
The animal, who was rescued from Newport Beach in December, was put down after suffering gunshot wounds.
NWS advises that conditions are favorable to flooding in the southeast of the U.S.
A guide on how to prepare for extreme winter weather and what to do if travelers get stuck in cold temperatures.
"A Winter Storm Watch means heavy snow, strong winds, freezing precipitation, and cold temperatures are possible," the National Weather Service warns.
The anglerfish was filmed during a dive off the southwest coast of Florida on November 19.