
On the 11th anniversary of the Sept. 11, 2001 terror attacks, Americans from across the country will visit memorials in New York City, Washington, D.C., and Shanksville, Pa.
A large dome of high pressure will be in control, promoting the dry and sunny weather across the Northeast.
A ceremony at the New York City 9/11 Memorial will begin at 8:30 a.m. EDT on Tuesday, Sept. 11, 2012. It will be cool at the start of the ceremony with temperatures in the upper 50s underneath clear skies. As the day goes on, temperatures will rise into the mid-70s with bright sunshine.

Survivors and surviving family members will have access to the Pentagon Memorial in Washington, D.C., on Tuesday, Sept. 11, 2012, from 5 a.m. to noon EDT. The memorial will be opened to the public after that time.
A cool start to the day is predicted in Washington, D.C., with the morning low dipping into the upper 50s with mostly clear and calm conditions. The afternoon high temperature will climb into the upper 70s with clear, sunny skies continuing throughout the day.
The Flight 93 National Memorial, where the third plane crashed on Sept. 11, 2001, in Shanksville, Pa., will have observances and tributes lasting most of the day Tuesday, Sept. 11, 2012. The memorial will open at 7:00 a.m. EDT. The September 11th Observance will occur from 9:45 a.m. to 10:30 a.m. EDT.
Upon opening of the Flight 93 National Memorial, temperatures will be quite chilly in the lower 40s. Temperatures will rise into the lower 70s by the afternoon with plenty of sunshine.
The thumbnail image is a photo of a 9/11 Memorial in Vacaville, Calif., from Photos.com
A dangerous outbreak of severe storms will strike the northern High Plains and Canadian Prairies on Wednesday.
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A tornado touched down at Denver International Airport as a severe weather system moved through the area.
A brief synopsis of the top five worst weather events of last summer.
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Tropical Depression Two is strengthening over the southwestern Gulf of Mexico and may hit the Mexico state of Veracruz as a tropical storm Thursday.
| Extreme | Location | |
|---|---|---|
| High | N/A | |
| Low | N/A | |
| Precip | N/A |
Philadelphia, PA (1994)
Strong thunderstorm winds blew off a large section
of a hanger roof and also damaged two aircraft.
New Brunswick, NJ (1835)
Great New Brunswick Tornado; 5 dead, 17-mile
path through the center of town; in all, 145
buildings were damaged. This is the worst tornado
catastrophe in New Jersey history to date.
Southeast China (1932)
Hailstorm in Hunan Province killed 20 people
and injured thousands of others.
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