786
ASUS43 KLOT 271701
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
1100 AM CST TUE JAN 27 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.
ILZ001-002-007-009-015-016-024-271800-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE MOSUNNY 15 1 53 NW18G33 30.22R WCI -2 TC -9
STERLING* SUNNY 15 1 53 NW15G29 30.19R WCI 0 TC -9
SAVANNA* PTSUNNY 12 -2 53 NW16G23 30.20R WCI -5 TC -11
ILZ003-004-008-010-011-017-018-271800-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD PTSUNNY 11 -2 56 NW22G30 30.15R WCI -8 TC -12
FREEPORT* PTSUNNY 11 -1 58 NW17G25 30.17R WCI -6 TC -12
DE KALB* MOSUNNY 10 -1 60 MISG 30.12R TC -12
ILZ005-006-012>014-019>023-271800-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE MOSUNNY 13 -4 46 W21G29 30.10R WCI -5 TC -11
CHICAGO-MIDWAY MOSUNNY 14 -3 47 W21G26 30.11R WCI -4 TC -10
AURORA PTSUNNY 13 1 59 NW24G31 30.12R WCI -7 TC -11
JOLIET* N/A 17 0 47 NW14G21 30.15R WCI 3 TC -8
WAUKEGAN PTSUNNY 12 -4 48 NW17G28 30.08R WCI -5 TC -11
DUPAGE AIRPORT MOSUNNY 12 -2 53 W20G28 30.11R WCI -6 TC -11
WHEELING MOSUNNY 13 -3 49 NW20G31 30.11R WCI -5 TC -11
MORRIS* SUNNY 14 0 53 NW21G35 30.15R WCI -4 TC -10
ROMEOVILLE* SUNNY 14 0 52 W18G29 30.13R WCI -3 TC -10
LANSING* N/A 14 -1 51 NW13G21 30.11R WCI 0 TC -10
NORTHERLY ISL* N/A 14 -1 51 W16 N/A WCI -2 TC -10
LMZ740>746-271800-
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 13 300/ 21/ 23 N/A
NORTHERLY ISL 14 290/ 9/ 19 N/A
CALUMET HARBOR 15 280/ 8/ 13 1018.6R
BURNS HARBOR 15 310/ 10/ 14 1019.3R
MICHIGAN CITY 14 290/ 25/ 28 1019.1R
ILZ025>027-034>036-040-047-049-050-058-095>099-271800-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY SUNNY 20 9 62 NW18 30.28R WCI 5 TC -7
GALESBURG* MOSUNNY 15 8 73 NW14G23 30.25R WCI 1 TC -9
MACOMB* SUNNY 19 6 58 NW23G29 30.28R WCI 2 TC -7
JACKSONVILLE* MOSUNNY 21 9 61 NW17G24 30.26S WCI 6 TC -6
ILZ028>032-037-038-041>044-048-051>054-059>061-271800-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC MOSUNNY 15 2 57 NW28G35 30.18R WCI -5 TC -10
BLOOMINGTON SUNNY 17 7 64 NW22 30.18R WCI 0 TC -8
DECATUR MOSUNNY 19 10 68 W14G24 30.22R WCI 6 TC -7
PEORIA SUNNY 16 2 54 NW15G25 30.22R WCI 1 TC -9
LACON* MOSUNNY 14 0 53 NW20G26 30.21R WCI -3 TC -10
LINCOLN* SUNNY 20 4 48 NW9G18 30.24R WCI 10 TC -6
SPRINGFIELD PTSUNNY 20 10 65 NW22G33 30.24R WCI 3 TC -7
TAYLORVILLE SUNNY 20 12 69 W13G18 30.25S WCI 8 TC -6
ILZ033-039-045-046-055>057-062-063-271800-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN N/A 17 9 70 W22 30.19R WCI 0 TC -8
DANVILLE* CLOUDY 19 10 69 W20G26 30.17R WCI 3 TC -7
RANTOUL* SUNNY 16 6 64 NW22G33 30.17R HAZE WCI -1
MATTOON SUNNY 19 11 70 W14G21 30.22R WCI 6 TC -7
PARIS* SUNNY 19 10 68 W16 30.21R WCI 4 TC -7
ILZ079-100>102-271800-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON SUNNY 25 12 58 NW14 30.30R WCI 13 TC -4
BELLEVILLE SUNNY 27 15 60 W15 30.29R WCI 15 TC -3
CAHOKIA* SUNNY 27 13 55 NW15 30.31 WCI 15 TC -3
SPARTA* SUNNY 26 13 58 W9 30.32R WCI 17 TC -3
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-271800-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE SUNNY 24 10 55 SW8 30.32F WCI 15 TC -4
CAIRO* SUNNY 22 15 75 SW13 30.40R WCI 10 TC -6
EFFINGHAM* SUNNY 22 12 64 W13 30.27S WCI 10 TC -5
MARION SUNNY 27 12 54 W9G17 30.32S WCI 17 TC -3
MT. VERNON SUNNY 24 12 60 SW8 30.31 WCI 15 TC -4
CENTRALIA* N/A N/A N/A N/A MISG N/A
SALEM* SUNNY 22 11 62 W8 30.29R WCI 12 TC -6
ILZ067-068-072-073-078-083-087-091-271800-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE SUNNY 21 8 57 W12 30.27R WCI 9 TC -6
FLORA* SUNNY 23 10 58 W14 30.29R WCI 11 TC -5
FAIRFIELD* SUNNY 23 9 56 SW6 30.30S WCI 15 TC -5
HARRISBURG* SUNNY 25 10 52 W10 30.33S WCI 15 TC -4
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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