* WHAT...Heat index values near 105 expected.
* WHERE...Boone MO, Cole MO, and Moniteau MO Counties.
* WHEN...From noon to 8 PM CDT Monday.
* IMPACTS...Hot temperatures and high humidity may cause heat
illnesses.
SEVERE THUNDERSTORM WATCH 412 REMAINS VALID UNTIL 1 AM CDT FRIDAY
FOR THE FOLLOWING AREAS
IN ILLINOIS THIS WATCH INCLUDES 6 COUNTIES
IN SOUTH CENTRAL ILLINOIS
MONTGOMERY
IN SOUTHWEST ILLINOIS
CALHOUN GREENE JERSEY
MACOUPIN MADISON
IN MISSOURI THIS WATCH INCLUDES 15 COUNTIES
IN CENTRAL MISSOURI
AUDRAIN BOONE CALLAWAY
COLE MONITEAU OSAGE
IN EAST CENTRAL MISSOURI
FRANKLIN GASCONADE LINCOLN
MONTGOMERY SAINT CHARLES SAINT LOUIS
SAINT LOUIS CITY WARREN
IN NORTHEAST MISSOURI
PIKE
THIS INCLUDES THE CITIES OF ALTON, BOWLING GREEN, COLUMBIA,
EDWARDSVILLE, FULTON, JEFFERSON CITY, LITCHFIELD, MEXICO,
SAINT CHARLES, SAINT LOUIS, SULLIVAN, UNION, AND WASHINGTON.
* WHAT...Sub-freezing temperatures as low as 29 expected.
* WHERE...Portions of central, east central, and northeast Missouri.
* WHEN...From midnight tonight to 8 AM CDT Friday.
* IMPACTS...Frost and freeze conditions could kill crops, other
sensitive vegetation and possibly damage unprotected outdoor
plumbing.
* WHAT...Southwest winds 20 to 30 mph with gusts up to 45 mph
expected.
* WHERE...Portions of central and northeast Missouri.
* WHEN...From 9 AM this morning to 6 PM CST this evening.
* IMPACTS...Gusty winds will blow around unsecured objects. Tree
limbs could be blown down and a few power outages may result.
* WHAT...Visibility one quarter to one half mile in dense fog.
* WHERE...Portions of west central Illinois and central, east
central, and northeast Missouri.
* WHEN...Until 10 AM CST Monday.
* IMPACTS...Low visibility could make driving conditions hazardous.
A thin glaze of ice producing slippery spots are possible on
bridges and overpasses.
* WHAT...West winds 20 to 30 mph with gusts up to 50 mph expected.
* WHERE...Portions of south central, southwest, and west central
Illinois and central, east central, northeast, and southeast
Missouri.
* WHEN...From noon Friday to 6 AM CST Saturday.
* IMPACTS...In areas with fresh snow gusty winds will be able to
blow snow, resulting in reduced visibility at times. Gusty winds
will blow around unsecured objects. Tree limbs could be blown down
and a few power outages may result.
* WHAT...Snow. Additional snow accumulations between 1 and 3 inches.
Winds gusting as high as 40 mph.
* WHERE...Portions of southwest and west central Illinois and
central, east central, and northeast Missouri.
* WHEN...Until midnight CST Tuesday Night.
* IMPACTS...Plan on slippery road conditions. The hazardous
conditions could impact the Monday evening and Tuesday morning
commutes. Gusty winds could bring down tree branches.
* WHAT...Snow expected. Total snow accumulations up to two inches.
Winds gusting as high as 45 mph.
* WHERE...Boone MO, Callaway MO, Cole MO, and Moniteau MO Counties.
* WHEN...From 3 PM this afternoon to midnight CST Tuesday Night.
* IMPACTS...Plan on slippery road conditions. The hazardous
conditions could impact the Monday evening and Tuesday morning
commutes. Gusty winds could bring down tree branches.
* WHAT...Heat index values up to 109 expected.
* WHERE...Portions of south central and southwest Illinois. Portions
of central, east central, northeast, and southeast Missouri.
* WHEN...From 10 AM this morning to 7 PM CDT Friday.
* IMPACTS...Hot temperatures and high humidity may cause heat
illnesses.
* WHAT...Heat index values up to 109.
* WHERE...Portions of south central and southwest Illinois. Portions
of central, east central, northeast, and southeast Missouri.
* WHEN...Until 7 PM CDT this evening.
* IMPACTS...Hot temperatures and high humidity may cause heat
illnesses.