435
ASUS43 KLOT 211210
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
600 AM CST WED JAN 21 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.
ILZ001-002-007-009-015-016-024-211300-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLOUDY 24 19 81 W7 29.96R WCI 16 TC -4
6HR MIN TEMP: 22; 6HR MAX TEMP: 26;
STERLING* PTCLDY 24 20 84 W6 29.94S WCI 17 TC -4
SAVANNA* CLOUDY 21 18 86 W6 29.96S WCI 14 TC -6
ILZ003-004-008-010-011-017-018-211300-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLOUDY 23 17 78 NW5 29.93S WCI 17 TC -5
6HR MIN TEMP: 22; 6HR MAX TEMP: 23; 6HR PCP: 0.01;
FREEPORT* CLOUDY 21 19 90 CALM 29.94S TC -6
DE KALB* FLURRIES 28 18 66 MISG 29.91S TC -2
PERU* CLOUDY 34 12 40 W9G17 29.92S WCI 26 TC 1
ILZ005-006-012>014-019>023-211300-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE CLOUDY 28 15 58 SW7 29.90F WCI 21 TC -2
6HR MIN TEMP: 21; 6HR MAX TEMP: 28; 6HR PCP: 0.01;
CHICAGO-MIDWAY CLOUDY 28 15 58 S14 29.92F WCI 17 TC -2
6HR MIN TEMP: 23; 6HR MAX TEMP: 28; 6HR PCP: TRACE;
AURORA CLOUDY 28 15 58 SW6 29.90F WCI 22 TC -2
6HR MIN TEMP: 24; 6HR MAX TEMP: 28;
JOLIET* CLOUDY 32 15 49 SW7 29.93F WCI 26 TC 0
WAUKEGAN CLOUDY 23 17 78 VRB5 29.90F WCI 17 TC -5
6HR MIN TEMP: 20; 6HR MAX TEMP: 23; 6HR PCP: 0.01;
DUPAGE AIRPORT CLOUDY 28 16 60 SW9 29.90F WCI 19 TC -2
6HR MIN TEMP: 23; 6HR MAX TEMP: 28; 6HR PCP: TRACE;
KANKAKEE* CLOUDY 30 14 51 SW13 29.95F WCI 20 TC -1
WHEELING CLOUDY 25 17 72 NW6 29.92F WCI 18 TC -4
6HR MIN TEMP: 21; 6HR MAX TEMP: 26;
MORRIS* MOCLDY 32 13 47 SW9 29.92S WCI 24 TC 0
ROMEOVILLE* CLOUDY 30 16 55 S12G18 29.93F WCI 21 TC -1
LANSING* CLOUDY 27 15 61 S12 29.94F WCI 17 TC -3
NORTHERLY ISL* N/A 28 14 55 S12 N/A WCI 18 TC -2
LMZ740>746-211300-
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 29 200/ 19/ 21 N/A
NORTHERLY ISL 28 180/ 11/ 17 N/A
CALUMET HARBOR 29 190/ 10/ 17 1013.0
BURNS HARBOR 28 200/ 10/ 14 1014.6F
MICHIGAN CITY 26 200/ 15/ 20 1014.7F
ILZ025>027-034>036-040-047-049-050-058-095>099-211300-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY PTCLDY 32 16 51 W8 29.98F WCI 25 TC 0
GALESBURG* PTCLDY 28 21 76 W13 29.97 WCI 17 TC -2
MACOMB* PTCLDY 32 18 56 W13 29.98F WCI 22 TC 0
JACKSONVILLE* CLOUDY 33 14 45 SW9 29.98F WCI 26 TC 1
ILZ028>032-037-038-041>044-048-051>054-059>061-211300-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC CLOUDY 32 11 41 SW17G23 29.95S WCI 21 TC 0
BLOOMINGTON MOCLDY 31 16 54 SW16 29.96F WCI 20 TC -1
DECATUR CLOUDY 33 14 45 SW16G26 30.00F WCI 23 TC 1
PEORIA CLOUDY 32 13 45 SW7 29.95F WCI 26 TC 0
6HR MIN TEMP: 29; 6HR MAX TEMP: 32;
LACON* CLOUDY 32 11 41 SW6 29.93F WCI 26 TC 0
LINCOLN* CLOUDY 35 10 35 SW8G17 29.99S WCI 28 TC 2
SPRINGFIELD CLOUDY 34 14 43 SW9 29.99F WCI 27 TC 1
6HR MIN TEMP: 31; 6HR MAX TEMP: 34;
TAYLORVILLE MOCLDY 33 15 48 SW16 30.01F WCI 22 TC 0
6HR MIN TEMP: 29; 6HR MAX TEMP: 33;
ILZ033-039-045-046-055>057-062-063-211300-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN CLOUDY 30 14 51 S16 29.99F WCI 19 TC -1
DANVILLE* MOCLDY 31 13 46 SW16G23 30.01F WCI 20 TC 0
RANTOUL* CLOUDY 30 14 51 SW12G17 29.98F WCI 21 TC -1
MATTOON PTCLDY 30 13 49 S13 30.02F WCI 20 TC -1
PARIS* MOCLDY 32 12 43 SW22G30 30.04F WCI 19 TC 0
ILZ079-100>102-211300-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON MOCLDY 36 18 47 S9 30.05F WCI 29 TC 2
BELLEVILLE MOCLDY 34 17 48 SW9 30.06F WCI 27 TC 1
CAHOKIA* MOCLDY 38 19 46 SW9G16 30.06F WCI 31 TC 3
SPARTA* MOCLDY 33 17 52 S12G17 30.11F WCI 24 TC 1
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-211300-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE CLOUDY 37 30 75 S21G31 30.16S WCI 26 TC 3
6HR MIN TEMP: 30; 6HR MAX TEMP: 37;
CAIRO* CLOUDY 34 31 90 CALM 30.23S TC 1
EFFINGHAM* MOCLDY 31 14 51 S6 30.08F WCI 25 TC -1
MARION CLOUDY 34 29 80 SW14G21 30.17F WCI 25 TC 1
MT. VERNON PTCLDY 33 19 56 SW12 30.12F WCI 24 TC 1
CENTRALIA* N/A N/A N/A N/A MISG N/A
SALEM* MOCLDY 36 17 46 SW13G20 30.09F WCI 27 TC 2
ILZ067-068-072-073-078-083-087-091-211300-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE MOCLDY 31 15 52 S14 30.12F WCI 21 TC -1
FLORA* MOCLDY 32 16 51 S14 30.10F WCI 22 TC 0
FAIRFIELD* PTCLDY 31 18 56 S8 30.13F WCI 24 TC 0
HARRISBURG* DRIZZLE 35 31 85 SW14G20 30.19S WCI 26 TC 2
ROBINSON* MOCLDY 32 16 51 S14 30.09F WCI 22 TC 0
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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