853
ASUS43 KLOT 232210
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
400 PM CST FRI JAN 23 2026
NOTE: "FAIR" INDICATES FEW OR NO CLOUDS BELOW 12,000 FEET WITH NO
SIGNIFICANT WEATHER AND/OR S TO VISIBILITY.
* THESE STATIONS ARE NOT UNDER NWS QUALITY CONTROL. THEY ALSO MAY NOT
REPORT WEATHER SUCH AS PRECIPITATION OR FOG.
ILZ001-002-007-009-015-016-024-232300-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE PTCLDY -2 -23 36 NW10 30.77R WCI -19 TC -19
STERLING* CLEAR -5 -22 44 NW7 30.77R WCI -19 TC -21
SAVANNA* CLEAR -5 -25 38 NW6 30.78R WCI -18 TC -21
ILZ003-004-008-010-011-017-018-232300-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD PTCLDY -7 -25 41 NW12 30.75R WCI -26 TC -22
FREEPORT* CLEAR -8 -25 43 NW7 30.75R WCI -22 TC -22
DE KALB* CLEAR -8 -23 47 MISG 30.70S TC -22
PERU* PTCLDY -2 -22 38 NW10 30.75R WCI -19 TC -19
ILZ005-006-012>014-019>023-232300-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE PTCLDY -5 -26 36 NW12 30.70R WCI -23 TC -21
CHICAGO-MIDWAY PTCLDY -4 -26 34 NW10 30.72R WCI -21 TC -20
AURORA CLEAR -5 -23 41 NW14 30.71R WCI -25 TC -21
JOLIET* CLEAR -1 -20 40 N10 30.74R WCI -17 TC -18
WAUKEGAN CLEAR -8 -26 41 NW9G21 30.69R WCI -25 TC -22
DUPAGE AIRPORT CLEAR -7 -24 43 N10 30.70R WCI -25 TC -22
KANKAKEE* PTCLDY 1 -21 35 N13 30.71R WCI -17 TC -17
WHEELING CLEAR -6 -24 41 NW13 30.73R WCI -25 TC -21
MORRIS* CLEAR -2 -21 39 N9 30.73R WCI -17 TC -19
ROMEOVILLE* CLEAR -4 -22 41 NW6G12 30.72R WCI -16 TC -20
LANSING* CLEAR -1 -23 34 NW9 30.71R WCI -17 TC -18
NORTHERLY ISL* N/A -2 -23 36 NW13 N/A WCI -20 TC -19
LMZ740>746-232300-
SOUTHERN LAKE MICHIGAN
STATION/POSITION SKY/WX TEMP WIND PRES VSBY WAVE
AIR SEA DIR/SP/G HT/PER
(F) (DEG/KT/KT) (MB) (MI) (FT/S)
HARRISON CRIB -3 310/ 12/ 18 N/A
NORTHERLY ISL -1 290/ 12/ 15 N/A
CALUMET HARBOR -2 300/ 7/ 11 1038.6
BURNS HARBOR 0 320/ 6/ 10 1039.3R
MICHIGAN CITY 2 330/ 15/ 18 1040.6R
ILZ025>027-034>036-040-047-049-050-058-095>099-232300-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY SUNNY 1 -22 33 N15 30.72F WCI -18 TC -17
GALESBURG* PTSUNNY -1 -18 44 N9 30.75S WCI -17 TC -18
MACOMB* PTSUNNY 1 -21 34 N8G16 30.78S WCI -12 TC -17
JACKSONVILLE* MOSUNNY 2 -21 33 N10 30.74S WCI -13 TC -16
ILZ028>032-037-038-041>044-048-051>054-059>061-232300-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC PTCLDY 1 -24 30 NW15 30.72R WCI -18 TC -17
BLOOMINGTON PTCLDY 1 -20 36 N17 30.69R WCI -19 TC -17
DECATUR PTCLDY 3 -20 33 N13 30.71R WCI -14 TC -16
PEORIA PTCLDY -1 -23 34 N9 30.75R WCI -16 TC -18
LACON* PTCLDY -1 -25 30 NW10G16 30.75R WCI -17 TC -18
LINCOLN* MOCLDY 4 -25 25 N7 30.75R WCI -8 TC -15
SPRINGFIELD MOSUNNY 3 -21 32 N13 30.74R WCI -14 TC -16
TAYLORVILLE SUNNY 5 -17 36 N10 30.72F WCI -10 TC -15
ILZ033-039-045-046-055>057-062-063-232300-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN MOCLDY 3 -21 32 N16 30.69R WCI -16 TC -16
DANVILLE* MOCLDY 4 -19 32 NW10 30.69R WCI -11 TC -15
RANTOUL* MOCLDY 3 -21 31 N14 30.69R WCI -15 TC -16
MATTOON PTCLDY 6 -19 30 N17G28 30.67R WCI -13 TC -14
PARIS* PTCLDY 6 -20 29 N13 30.68R WCI -10 TC -14
ILZ079-100>102-232300-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON CLOUDY 5 -20 30 N14 30.71F WCI -12 TC -15
BELLEVILLE MOSUNNY 8 -16 32 N13 30.68S WCI -8 TC -13
CAHOKIA* MOSUNNY 7 -17 32 NE15 30.70S WCI -10 TC -14
SPARTA* MOSUNNY 10 -12 36 N10G17 30.67S WCI -4 TC -12
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-232300-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE CLOUDY 13 -11 33 N15G23 30.64S WCI -3 TC -11
CAIRO* CLOUDY 19 -3 36 N14G20 30.59R WCI 6 TC -7
EFFINGHAM* SUNNY 7 -17 32 N15 30.69F WCI -10 TC -14
MARION CLOUDY 14 -6 41 N18G25 30.61F WCI -3 TC -10
CENTRALIA* N/A N/A N/A N/A MISG N/A
SALEM* SUNNY 11 -14 31 N13G20 30.66S WCI -4 TC -12
ILZ067-068-072-073-078-083-087-091-232300-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE CLEAR 11 -16 28 N17G24 30.66S WCI -6 TC -12
FLORA* SUNNY 9 -15 33 N18 30.68R WCI -10 TC -13
FAIRFIELD* SUNNY 11 -13 32 N10G20 30.66R WCI -2 TC -11
HARRISBURG* CLOUDY 15 -13 28 N15G23 30.64R WCI -1 TC -10
ROBINSON* CLEAR 9 -15 33 N17 30.66S WCI -10 TC -13
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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