Around this time of year, the nights lengthen, cool air begins to pool over Canada, and the long shadow of winter looms over much of the country.
High temperatures the first part of this week reached record levels, with some places soaring well into the 90s and lower 100s clear to the coast. Places such as San Francisco had their warmest temperatures in over a year, and some spots even reached near 110 degrees.
As the strong high pressure responsible for this extreme heat weakens and pushes off to the south, cooler air on a westerly wind will continue to filter in from the Pacific, allowing temperatures to become gradually cooler. This cooling trend is expected to continue.
A storm system developing well offshore will start to approach the coast of California this weekend.
Clouds will start to increase across the northern and central parts of the state later Sunday, before filtering into the rest of the state early next week. A few showers are even possible near the coast.
Temperatures across central and Southern California will drop to as much as 5-10 degrees below normal by Monday and Tuesday, especially from San Francisco southward to Los Angeles and San Diego.
The cool and increasingly showery weather should last into at least the middle part of next week as the low drifts over the state.
Stay with AccuWeather.com for the latest on this cooldown and the potentially showery weather ahead for next week.
A change in the weather pattern will turn off arctic air invasions and allow the March sun to go to work over much of the central and northeastern United States next week.
People across the Midwest and Northeast will be bundling up as the first week of March comes to a close due to a southward push of arctic air.
Mushers around the world are preparing their dogs for the Iditarod, a 1,000-mile-long trek through Alaska that starts on March 7. What qualities make some dogs better adapted for this race?
A spring fever alert is being issued for the United Kingdom and western Europe this weekend with April-like warmth set to surge in.
Afghanistan, Pakistan and India will once again become the target of another storm, complete with snow, potentially flooding rain and thunderstorms.
In the wake of a storm that brought heavy snow to the southern New England coast on Thursday, milder air will follow by next week around Boston.
Richmond, VA (1962)
(5th-7th) 15.2" of snow, 6th biggest on record.
Central States (1991)
Early season heat wave. Some records: Location New Record Old Record San Antonio, TX 94 88/1916 Dallas/Ft. Worth, TX 96 93/1916 Wichita, KS 84T 84/1910 Sioux City, IA 74 73/1937
Burketown, Australia (1998)
The airport was closed due to the runways crowded by kangaroos and wallabies seeking refuge from flood waters. An area of Northern Australia half the size of Great Britain was underwater.