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Illinois, Johnson

Excessive Heat Warning, Dense Fog Advisory

Statement as of 4:30 AM CDT on July 23, 2016

Expires 9:00 AM EDT on July 23, 2016


... Excessive heat warning remains in effect until 8 PM CDT
Sunday...
... Dense fog advisory remains in effect until 8 am CDT this
morning...

A dense fog advisory... issued by the National Weather Service in
Paducah Kentucky... continues until 8 am CDT today for southeast
Illinois and a small part of the pennyrile region of west
Kentucky.

In addition... the excessive heat warning for southern Illinois and
the heat advisory for the pennyrile region of west Kentucky
remains in effect until 8 PM CDT Sunday.

* Visibilities due to the fog through daybreak will periodically
drop below a mile at times and may rapidly change over a short
distance.

* Impacts due to the fog overnight will be reduced visibility of
the Road ahead. Drivers should use caution in areas of reduced
visibility.

* For the excessive heat warning this weekend... the combination
of high temperatures in the mid to upper 90s will combine with
oppressive humidity to produce heat indices from 105 to 110
degrees.

* A heat index of 105 degrees or higher is considered the level
at which the body becomes more susceptible to heat exhaustion
and heat stroke.

Precautionary/preparedness actions...

An excessive heat warning means that a prolonged period of
dangerously hot temperatures will occur. The combination of hot
temperatures and high humidity will combine to create a dangerous
situation in which heat illnesses are likely.

A dense fog advisory means visibilities will frequently be
reduced to less than one quarter mile. If driving... slow down...
use your headlights... and leave plenty of distance ahead of you.






Weather Severe Map
Alabama - Heat Advisory
Alaska - Areal Flood Advisory , Special Statement , Record Report
Arizona - Excessive Heat Warning , Record Report
Arkansas - Heat Advisory , Record Report
California - Wind Advisory , Excessive Heat Warning, Wind Advisory , Heat Advisory , Excessive Heat Warning , Fire Weather Warning , Record Report , Public Information Statement
Colorado - Record Report , Public Information Statement
Delaware - Heat Advisory, Excessive Heat Watch , Excessive Heat Warning , Air Quality Alert
District of Columbia - Heat Advisory
Hawaii - Tropical Storm Watch , Tropical Storm Warning , High Surf Advisory, Flash Flood Watch , High Surf Advisory , High Surf Warning, Flash Flood Watch , Flash Flood Watch
Illinois - Excessive Heat Warning, Dense Fog Advisory , Excessive Heat Warning , Heat Advisory , Air Quality Alert , Special Statement
Indiana - Dense Fog Advisory, Heat Advisory , Heat Advisory , Dense Fog Advisory, Heat Advisory , Special Statement , Special Statement, Air Quality Alert , Air Quality Alert
Iowa - Excessive Heat Warning , Special Statement , Record Report
Kansas - Heat Advisory , Excessive Heat Warning , Record Report , Public Information Statement
Kentucky - Excessive Heat Warning, Dense Fog Advisory , Heat Advisory , Dense Fog Advisory, Heat Advisory , Excessive Heat Warning
Louisiana - Heat Advisory , Record Report
Maryland - Heat Advisory , Heat Advisory, Excessive Heat Watch , Air Quality Alert
Michigan - Heat Advisory , Special Statement , Special Statement, Air Quality Alert , Air Quality Alert , Record Report
Minnesota - Flood Warning , Flash Flood Watch , Special Statement , Record Report
Mississippi - Heat Advisory
Missouri - Excessive Heat Warning , Heat Advisory
Montana - Lake Wind Advisory , Fire Weather Warning , Record Report
Nebraska - Heat Advisory , Excessive Heat Warning
Nevada - Record Report
New Jersey - Excessive Heat Watch , Heat Advisory, Excessive Heat Watch , Excessive Heat Warning , Heat Advisory , Air Quality Alert
New York - Heat Advisory , Air Quality Alert
North Carolina - Air Quality Alert
North Dakota - Areal Flood Warning , Flash Flood Watch
Ohio - Heat Advisory , Excessive Heat Warning
Oklahoma - Heat Advisory , Record Report
Pennsylvania - Excessive Heat Watch , Excessive Heat Warning , Air Quality Alert
South Dakota - Excessive Heat Warning , Fire Weather Warning , Special Statement
Tennessee - Heat Advisory , Air Quality Alert
Texas - Heat Advisory , Special Statement , Air Quality Alert , Record Report
Utah - Record Report
Virginia - Heat Advisory , Air Quality Alert
Washington - Record Report
West Virginia - Heat Advisory
Wisconsin - Flash Flood Watch , Heat Advisory , Special Statement , Record Report
Wyoming - Fire Weather Warning , Special Statement , Record Report

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