Wind and surf will build in advance of what could become the first Atlantic tropical system of 2015.
The threat for potentially damaging thunderstorms will shift eastward across Europe through midweek.
Residents of the Philippines are being put on alert for potential impacts from Typhoon Noul, which will be a powerful typhoon when it approaches the Philippines this weekend.
While a few showers will pass east of the Bay Area, seasonable weather and sunshine will hold in place through the weekend.
Following a dip in temperature during the middle of the week, summerlike warmth will rebound across much of the Northeast by this weekend.
Daily episodes of severe thunderstorms and flooding downpours will impact the Plains this week, possibly lingering into the weekend.
Wind, seas and surf will build in advance of what could eventually become the first tropical system of 2015 along the southeastern Atlantic coast of the United States late this week.
The map will depict the threat levels for the four main storm hazards: wind, storm surge, flooding rain and tornadoes.
A tropical system could form near the Southeast coast of the United States later this week, which is several weeks ahead of the official start of the Atlantic hurricane season.
After a cooler-than-normal summer 2014, the Northeast can anticipate more 90-degree days. Meanwhile, drought conditions will expand in the West.
Omaha, NE (1975)
Massive tornado killed 3 people and injured 133 while causing 150 million dollars worth of damage. Tornado cut a swath 10 miles long and one-quarter of a mile wide through the industrial and residential areas of west-central Omaha before lifting over the northern section of the city. Most costly U.S. tornado to date.
Thunderstorms rake over Nebraska and Kansas with golf ball-sized hail, wind gusts close to 90 mph at Superior, NE, and 3-1/2 inches of rain at Kensaw, NE.
Sheridan Lake, ND (1984)
Lightning struck a boat out on the water, killing two occupants. A life vest was torn to bits by the powerful bolt.