National Weather Service United States Department of Commerce

Areas of Severe Thunderstorms and Heavy Rain Possible through the Weekend

There will be daily chances for scattered thunderstorms across portions of the Central and Eastern U.S. through the weekend, with severe thunderstorms possible in the northern Plains and Upper Midwest. Potential severe storm hazards may include large hail, damaging winds, and a few tornadoes. Storms could also produce heavy rain that may lead to isolated instances of flash flooding. Read More >

A Record Cold July Weekend! July 27-28 2013

 

...The coldest July weekend on record for Rockford and one of the top 10 coldest July weekends for Chicago...
 
An upper level low was situated over the Great Lakes region during the weekend. This brought strong upper level northerly winds into the Midwest from Canada which ushered September-like temperatures into the area during the weekend. The result was the coldest July weekend for Rockford and one of the top five coldest weekends for Chicago.
 
Chicago
1 59.8 JULY 3-4 1909
2 60.8 JULY 7-8 1883
  60.8 JULY 7-8 1984
  60.8 JULY 27-28 2013
5 61.3 JULY 5-6 1873
6 62.5 JULY 22-23 2000
  62.5 JULY 7-8 1894
8 63.0 JULY 7-8 1894
9 63.0 JULY 25-26 1891
  63.0 JULY 14-15 1945
  63.0 JULY 15-16 1967
  63.0 JULY 20-21 1996

 

Rockford
1 60.5 JULY 27-28 2013
2 61.0 JULY 12-13 1975
3 61.8 JULY 14-15 1962
  61.8 JULY 7-8 1984
5 62.0 JULY 1-2 1995
  62.0 JULY 18-19 2009
7 62.5 JULY 2-3 1904
8 62.8 JULY 3-4 1915
9 63.3 JULY 20-21 1912
  63.3 JULY 2-3 1932

 

 

 

 

New Record Low Max for July 27th

Old Record

Chicago

65°

69° (1981)

Rockford

65°

67° (1981)