PM Update: Mid-Atlantic Heat Records Continue

Midnight Update: The National Weather Service reports that the Hartford (Bradley Airport), CT record also tied the all-time record for any date on August 9, 2001 and July 3, 1966. Hartford records began in 1905.

Additional record report: Blue Hills Observatory MA hit a new daily record of 99° (old record 98°, 1911).

6 PM Update: The high temperature of 105° at Baltimore/BWI broke the old record from 1999 by a very impressive 4°. Baltimore Inner Harbor was also 105°. Baltimore climate records extend back to 1870.

The Washington National high of 102° missed the record by 1°, and the 100° at Dulles missed the record there by 2°.

Here are some more preliminary record reports (old record and date in parentheses):

Salisbury MD      102° (100°, 1999)
Elizabeth City NC  98° (tied 1999)
Wallops Island VA  99° (97°, 1999)
Allentown PA      101° (100°, 1999)
Atlantic City NJ  102° (99°, 1999)
Georgetown DE     102° (99°, 1990)
Philadelphia PA   102° (98°, 1999/1994)
Reading PA        102° (100°, 1999)
Trenton NJ        104° (100°, 1999)
Newark NJ         103° (102°, 1999)
Wilmington DE     103° (98°, 1999/1901/1900)
Mt. Pocono PA      94° (93°, 1999)
Central Park NY   103° (101°, 1999)
LaGuardia NY      103° (101°, 1999)
Kennedy NY        101° (99°, 1999)
Islip NY          101° (99°, 1999)
Bridgeport CT      98° (tied 1999)
Hartford CT       102° (99°, 1999)
Providence RI     102° (97°, 1999/1911)
Concord NH         99° (tied 1911)
Burlington VT      95° (94°, 1995/1993/1976)
Portland ME        95° (91°, 1952)  

4 PM Update:

• Washington National has reached at least 102° at 4 pm.
• Baltimore/BWI is at 105°.
• Philadelphia has been at 102° for 2 consecutive hours.
• Central Park has extended its record to 103°.
• Islip NY has set a record of 101°, breaking the 1999 record of 99°

3 PM Update: The reported high temperature so far today at Wilmington, Delaware of 103°, if correct, breaks the old daily record from 1999 by the astonishing amount of at least 5°. This is the hottest temperature at Wilmington since July 10, 1936. The record for today was originally broken before noon, and the temperature has continued to rise.

Philadelphia has broken the daily record of 98° from 1999 by at least 3°. Atlantic City has also broken its 1999 record of 99° by a comparable amount.

Original post:
The 104° temperature at Baltimore's BWI Airport as of 2 pm has already smashed the record for July 6 set in 1999 by 3°. Baltimore's all-time heat record is 107° set on 7/10/1936. Baltimore's Inner Harbor is also well above the century mark with a high so far of 101°. Washington National's high of 101° so far is still 2° short of the record.

Triple digit temperatures extend well into Virginia, with Richmond at 101°. To the north, Philadelphia has hit 101°, Atlantic City 102°, New York's JFK and LaGuardia both 101° (new record at JFK, tie at LaGuardia). The 102° at New York's Central Park has already broken the record for the date (101°, 1999).

Image (click to enlarge): U.S. surface temperatures at 2 pm EDT, July 6, 2010; from Unisys