402
ASUS43 KLOT 120911
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
300 AM CST MON JAN 12 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.
ILZ001-002-007-009-015-016-024-121000-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE PTCLDY 28 19 69 SW9 30.20F WCI 19 TC -2
STERLING* PTCLDY 27 22 81 VRB7 30.21F WCI 19 TC -3
SAVANNA* PTCLDY 28 19 67 S3 30.19S TC -2
ILZ003-004-008-010-011-017-018-121000-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLOUDY 26 20 77 S8 30.18F WCI 18 TC -3
FREEPORT* MOCLDY N/A N/A N/A SW12 30.18F
DE KALB* MOCLDY 25 21 85 MISG 30.18F TC -4
PERU* CLEAR 30 19 64 SW14 30.23F WCI 20 TC -1
ILZ005-006-012>014-019>023-121000-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE MOCLDY 27 19 72 SW15G25 30.18F WCI 15 TC -3
CHICAGO-MIDWAY MOCLDY 27 20 75 SW15 30.21F WCI 15 TC -3
AURORA PTCLDY 25 21 85 S12 30.20F WCI 14 TC -4
JOLIET* PTCLDY 28 23 82 SW6 30.24F WCI 21 TC -2
WAUKEGAN PTCLDY 27 19 72 SW15 30.14F WCI 15 TC -3
DUPAGE AIRPORT PTCLDY 26 21 81 SW17 30.19F WCI 13 TC -3
KANKAKEE* CLEAR 25 19 79 SW12 30.29F WCI 14 TC -4
WHEELING MOCLDY 28 20 71 SW12G20 30.19F WCI 18 TC -2
MORRIS* PTCLDY 27 21 76 SW14 30.23F WCI 16 TC -3
ROMEOVILLE* PTCLDY 27 21 80 S13 30.24F WCI 16 TC -3
LANSING* PTCLDY 26 20 77 SW14G21 30.24F WCI 14 TC -3
NORTHERLY ISL* N/A 27 20 75 S9 N/A WCI 18 TC -3
LMZ740>746-121000-
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 29 220/ 17/ 19 N/A
NORTHERLY ISL 27 240/ 8/ 12 N/A
CALUMET HARBOR 200/ 11/ 16 N/A
BURNS HARBOR 29 210/ 8/ 11 1024.7F
MICHIGAN CITY 27 190/ 12/ 14 1025.0F
ILZ025>027-034>036-040-047-049-050-058-095>099-121000-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY CLEAR 28 18 66 SW12 30.28F WCI 18 TC -2
GALESBURG* CLEAR 25 23 94 S9 30.24F WCI 15 TC -4
MACOMB* CLEAR 28 20 71 SW8 30.29S WCI 20 TC -2
JACKSONVILLE* CLEAR 29 19 66 S10G16 30.31F WCI 19 TC -2
ILZ028>032-037-038-041>044-048-051>054-059>061-121000-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC CLEAR 26 20 76 SW10 30.27F WCI 17 TC -3
BLOOMINGTON CLEAR 26 21 81 SW12 30.29S WCI 16 TC -3
DECATUR CLEAR 26 20 77 S13 30.32F WCI 15 TC -3
PEORIA CLEAR 24 19 81 S8 30.28F WCI 15 TC -4
LACON* CLEAR 28 19 70 SW9 30.25F WCI 19 TC -2
LINCOLN* CLEAR 28 18 68 S3 30.32S TC -2
SPRINGFIELD CLEAR 28 19 69 S12 30.32F WCI 18 TC -2
TAYLORVILLE CLEAR 26 20 77 S10 30.34F WCI 17 TC -3
ILZ033-039-045-046-055>057-062-063-121000-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN CLEAR 24 20 84 S16 30.31F WCI 11 TC -4
DANVILLE* CLEAR 24 20 83 SW12 30.33F WCI 13 TC -4
RANTOUL* CLEAR 25 20 80 S8 30.31F WCI 16 TC -4
MATTOON CLEAR 25 20 81 S10 30.35F WCI 15 TC -4
PARIS* CLEAR 24 19 81 S12 30.37F WCI 13 TC -4
ILZ079-100>102-121000-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON CLEAR 28 20 71 S6 30.38S WCI 21 TC -2
BELLEVILLE CLEAR 26 18 72 S3 30.38F TC -4
CAHOKIA* CLEAR 23 17 78 CALM 30.38F TC -5
SPARTA* CLEAR 29 17 59 S9 30.40F WCI 21 TC -2
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-121000-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE CLEAR 25 19 78 SW3 30.44S TC -4
CAIRO* CLEAR 26 23 87 CALM 30.47F TC -3
EFFINGHAM* CLEAR 25 20 83 SE3 30.41F TC -4
MARION CLEAR 27 17 67 CALM 30.45R TC -3
MT. VERNON CLEAR 20 17 88 CALM 30.41F TC -7
CENTRALIA* N/A N/A N/A N/A MISG N/A
SALEM* CLEAR 30 20 66 S6 30.40S WCI 24 TC -1
METROPOLIS* CLEAR 22 20 90 CALM 30.47F TC -5
ILZ067-068-072-073-078-083-087-091-121000-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE CLEAR 23 19 85 S7 30.43R WCI 15 TC -5
FLORA* CLEAR 23 19 86 S5 30.41F WCI 17 TC -5
FAIRFIELD* CLEAR 24 20 83 S5 30.42F WCI 18 TC -4
HARRISBURG* CLEAR 21 19 90 CALM 30.45S TC -6
ROBINSON* CLEAR 23 19 86 S7 30.41F WCI 15 TC -5
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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