116
ASUS43 KLOT 121001
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
500 AM CDT SUN APR 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.
ILZ001-002-007-009-015-016-024-121100-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE MOCLDY 63 56 78 S13G23 29.93F TC 17
STERLING* MOCLDY 61 55 81 S8G16 29.97F TC 16
SAVANNA* MOCLDY 58 53 84 S12 29.94F TC 14
ILZ003-004-008-010-011-017-018-121100-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD MOCLDY 55 48 77 S13 29.99F TC 13
FREEPORT* CLOUDY 58 55 89 S18G25 29.96F TC 14
DE KALB* MOCLDY 53 47 80 S17 30.01F TC 12
ILZ005-006-012>014-019>023-121100-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE CLOUDY 60 48 64 S14G25 30.02F TC 16
CHICAGO-MIDWAY CLOUDY 60 48 64 S13 30.04F TC 16
AURORA MOCLDY 56 48 74 S13 30.02F TC 13
JOLIET* CLOUDY 62 51 67 S12G17 30.05F TC 16
WAUKEGAN PTCLDY 52 43 71 S8 30.00F TC 11
DUPAGE AIRPORT MOCLDY 55 46 71 S10 30.02F TC 13
KANKAKEE* MOCLDY 58 48 69 S13 30.08F TC 15
WHEELING PTCLDY 58 47 66 S13 30.03F TC 14
MORRIS* MOCLDY 56 47 71 S13 30.03F TC 14
LANSING* MOCLDY 55 45 67 S13 30.07F TC 13
NORTHERLY ISL* N/A 59 45 59 S14 N/A TC 15
LMZ740>746-121100-
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)
WINTHROP HARBOR 44 41 310/ 12/ 16 1017.6F 2/ 4
WAUKEGAN HARBOR 45 43 110/ 12/ 16 1018.4F 1/ 3
HARRISON CRIB 58 190/ 21/ 22 N/A
NORTHERLY ISL 58 200/ 7/ 11 N/A
CALUMET HARBOR 59 170/ 10/ 13 1017.3
BURNS HARBOR 58 170/ 7/ 12 1018.6F
MICHIGAN CITY 56 150/ 17/ 20 1017.3F
ST. JOSEPH BUOY 53 160/ 16/ 23 1019.4F 2/ 3
ILZ025>027-034>036-040-047-049-050-058-095>099-121100-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY MOCLDY 65 55 70 S13 29.99F TC 18
MACOMB* MOCLDY 61 57 87 S13 30.01F TC 16
PITTSFIELD* PTCLDY 64 56 75 S8 30.03F TC 18
ILZ028>032-037-038-041>044-048-051>054-059>061-121100-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC PTCLDY 57 51 80 MISG 30.05F TC 14
BLOOMINGTON PTCLDY 58 55 90 S17 30.06F TC 14
DECATUR PTCLDY 61 55 81 S14 30.08F TC 16
PEORIA PTCLDY 59 54 83 S10 30.02F TC 15
LINCOLN* PTCLDY 62 53 73 S13 30.05F TC 16
SPRINGFIELD MOCLDY 63 55 75 S17 30.05F TC 17
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-121100-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN PTCLDY 58 53 84 S16 30.09F TC 14
DANVILLE* PTCLDY 58 53 83 S8 30.12F TC 14
MATTOON PTCLDY 59 54 83 S8 30.11F TC 15
ILZ079-100>102-121100-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CAHOKIA* PTCLDY 61 55 81 S7 30.06F TC 16
SPARTA* CLEAR 63 56 77 SE7 30.11S TC 17
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-121100-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE CLEAR 63 56 78 S8 30.12S TC 17
CAIRO* PTCLDY 64 56 78 S3 30.14S TC 18
MARION CLEAR 64 55 72 S8 30.14S TC 18
MT. VERNON PTCLDY 60 55 83 SW5 30.13F TC 16
CENTRALIA* PTCLDY 64 56 77 S9 30.11F TC 18
SALEM* PTCLDY 65 56 72 S5 30.12S TC 19
ILZ067-068-072-073-078-083-087-091-121100-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE PTCLDY 57 54 89 S5 30.15S TC 14
FLORA* PTCLDY 54 54 100 SE6 30.13F TC 12
FAIRFIELD* PTCLDY 61 55 81 SE6 30.13S TC 16
HARRISBURG* PTCLDY 61 55 81 CALM 30.15S TC 16
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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