Rain-free and summerlike warmth will continue around the Washington, D.C. area into the first part of the weekend.
A zone of high pressure will continue to hover around the Atlantic Seaboard keeping the atmosphere dry enough to prevent rain from developing in place or keep it from moving in from the west.
The pattern will be very favorable for outdoor plans and construction projects with daytime highs in the 80s and nighttime lows in the 60s.
The only potential travel problem will be patchy morning fog for commuters well north and west of the city.
A weak system may try to produce spotty showers over the northern Appalachians toward the weekend.
It may not be until early next week when a cold front from the Midwest and perhaps a tropical system from the Gulf of Mexico combine forces to bring the next chance of rain to the Washington, D.C. area and much of the Atlantic Seaboard.
Until then, temperatures will continue to average well above normal and rain should avoid the area.
The last time it rained at Reagan National Airport was September 21, when 0.87 of an inch fell. Rainfall since August 1, 2013 has been about one-third of the normal of 6.75 inches.
Tropical Storm Matthew has formed in the Caribbean could take a turn toward the United States as a hurricane next week.
It will feel like an extended winter for those living from the northern Plains to the eastern U.S., as cold and snowy conditions last longer than normal.
The final day of September will bring a rare lunar event that hasn’t occurred since March of 2014, a Black Moon.
Rain will spread over much of the northeastern U.S. into the weekend, but persistent downpours will raise the flood risk in part of the mid-Atlantic.
A new typhoon is brewing in the western Pacific Ocean and could pose a risk to Japan, Taiwan and eastern China next week.
Thundery showers set to start this weekend will depart before the season's first National Football League game in London kicks off on Sunday.
Pensacola, FL (1917)
28.51 inches -- lowest pressure at Pensacola. Wind gusts to 95 mph.
Key Largo, FL (1929)
Hurricane with central pressure of 948.2 or 28.00 inches; winds up to 150 mph. Ten-minute average when eye passed over station; 3 killed; $800,000 damage.
Nolan, TX (1988)
Hail 3" in diameter