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Active official alertUpdated

Heat Advisory for Greene; Macoupin; Montgomery +34 more

Official alert fields

What you need to know

Applies to
Adams, Bond, Brown, Calhoun, Fayette, Greene, Jersey, Macoupin and 29 more
Effective
Ends or expires
Official severity
Moderate
Official urgency
Expected
Official certainty
Likely

What is happening

What: Heat index values of 100 to 105 expected, with morning low temperatures of 70 to 78 degrees, for several consecutive days. Impacts: Hot temperatures and moderate humidity may cause heat illnesses. Where: Portions of south central, southwest, and west central Illinois and central, east central, northeast, and...

What the bulletin says to do

Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1.

Full official description

Bulletin details

* WHAT...Heat index values of 100 to 105 expected, with morning low temperatures of 70 to 78 degrees, for several consecutive days. * WHERE...Portions of south central, southwest, and west central Illinois and central, east central, northeast, and southeast Missouri. * WHEN...From noon Monday to 8 PM CDT Friday. * IMPACTS...Hot temperatures and moderate humidity may cause heat illnesses.

Official geometry where available

Alert boundary

Lifecycle record

Official revisions

1 captured
  1. Alert

    Heat Advisory issued August 30 at 12:27PM CDT until September 4 at 8:00PM CDT by NWS St Louis MO

    Official revision

Source and limitations

Publisher: Weather Alert Watch. Primary source: NWS St Louis MO. This page reorganizes official fields and does not add a forecast or expand the affected area.

CAP status
Actual
Message type
Alert
Last collected
Methodology and corrections