Hazardous Weather Outlook for Nilwood, Illinois
Hazardous Weather Outlook
National Weather Service St Louis MO
401 AM CST Sat Jan 24 2026
ILZ058>060-064-065-069-070-074-079-095>102-MOZ018-019-026-027-
034>036-041-042-047>052-059>065-072>075-084-085-099-251015-
Greene IL-Macoupin IL-Montgomery IL-Bond IL-Fayette IL-Clinton IL-
Marion IL-Washington IL-Randolph IL-Adams IL-Brown IL-Pike IL-
Calhoun IL-Jersey IL-Madison IL-Saint Clair IL-Monroe IL-Knox MO-
Lewis MO-Shelby MO-Marion MO-Monroe MO-Ralls MO-Pike MO-Boone MO-
Audrain MO-Moniteau MO-Cole MO-Osage MO-Callaway MO-Montgomery MO-
Lincoln MO-Gasconade MO-Warren MO-Saint Charles MO-Franklin MO-
Saint Louis MO-Saint Louis City MO-Jefferson MO-Crawford MO-
Washington MO-Saint Francois MO-Sainte Genevieve MO-Iron MO-
Madison MO-Reynolds MO-
401 AM CST Sat Jan 24 2026
This Hazardous Weather Outlook is for portions of eastern and
central Missouri as well as west central and southwest Illinois.
.DAY ONE...Today and tonight.
Wind chills are expected to be between 10 and 25 below zero will
improve slightly this afternoon, but will remain near or slightly below
zero through the day.
Light accumulating snow begins this morning and afternoon, and will
become heavy in many areas overnight through tomorrow morning.
Widespread travel impacts are expected, with the worst conditions
expected across the southern half of Missouri and Illinois.
.DAYS TWO THROUGH SEVEN...Sunday through Friday.
Heavy snow in the morning in many areas will gradually diminish
through the afternoon, but impacts from heavy snow on roads may
persist due to the very cold temperatures.
Another round of bitter cold wind chills between 10 and 20 below zero
can be expected Sunday night and Monday morning.
.SPOTTER INFORMATION STATEMENT...
Spotter activation is not expected at this time.
Winter Storm Warning for Nilwood, Illinois
URGENT - WINTER WEATHER MESSAGE
National Weather Service St Louis MO
502 AM CST Sat Jan 24 2026
ILZ058>060-097>099-MOZ035-036-042-052-250215-
/O.CON.KLSX.WS.W.0001.260124T1500Z-260126T0000Z/
Greene IL-Macoupin IL-Montgomery IL-Pike IL-Calhoun IL-Jersey IL-
Ralls MO-Pike MO-Audrain MO-Lincoln MO-
Including the cities of Mexico, Bowling Green, Pittsfield, and
Litchfield
502 AM CST Sat Jan 24 2026
...WINTER STORM WARNING REMAINS IN EFFECT FROM 9 AM THIS MORNING TO 6
PM CST SUNDAY...
* WHAT...Heavy snow expected. Total snow accumulations between 4 and
7 inches.
* WHERE...Portions of south central, southwest, and west central
Illinois and central, east central, and northeast Missouri.
* WHEN...From 9 AM this morning to 6 PM CST Sunday.
* IMPACTS...Travel could be very difficult.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
The rapid accumulation of snow will make travel extremely difficult,
if not impossible. If travel is necessary, be sure to exercise
extreme caution. If you must travel, keep an extra flashlight, food
and water in your vehicle in case of an emergency. In Illinois, the
latest road conditions can be obtained at
www.gettingaroundillinois.com. In Missouri, the latest road
conditions can be obtained at traveler.modot.org/map or by calling
1-888-275-6636.
Cold Weather Advisory for Nilwood, Illinois
URGENT - WEATHER MESSAGE
National Weather Service St Louis MO
131 PM CST Fri Jan 23 2026
ILZ058>060-064-065-095>100-MOZ018-019-026-027-034>036-041-042-
050>052-060-241045-
/O.CON.KLSX.CW.Y.0002.000000T0000Z-260124T1800Z/
Greene IL-Macoupin IL-Montgomery IL-Bond IL-Fayette IL-Adams IL-
Brown IL-Pike IL-Calhoun IL-Jersey IL-Madison IL-Knox MO-Lewis MO-
Shelby MO-Marion MO-Monroe MO-Ralls MO-Pike MO-Boone MO-Audrain
MO-Callaway MO-Montgomery MO-Lincoln MO-Warren MO-
Including the cities of Pittsfield, Edwardsville, Vandalia, Quincy,
Litchfield, Columbia, Bowling Green, Mexico, Fulton, Mount Sterling,
Hannibal, and Alton
131 PM CST Fri Jan 23 2026
...COLD WEATHER ADVISORY REMAINS IN EFFECT UNTIL NOON CST SATURDAY...
* WHAT...Very cold wind chills as low as 20 below zero.
* WHERE...Portions of south central, southwest, and west central
Illinois and central, east central, and northeast Missouri.
* WHEN...Until noon CST Saturday.
* IMPACTS...The dangerously cold wind chills as low as 20 below zero
could cause frostbite on exposed skin in as little as 30 minutes.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Use caution while traveling outside. Wear appropriate clothing, a
hat, and gloves.