045
ASUS43 KLOT 121203
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
700 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.
ILZ001-002-007-009-015-016-024-121300-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE MOCLDY 64 56 75 S15G26 29.92S TC 18
6HR MIN TEMP: 57; 6HR MAX TEMP: 64;
STERLING* MOCLDY 63 56 78 VRB6 29.96S TC 17
SAVANNA* CLOUDY 61 55 78 S10 29.92S TC 16
ILZ003-004-008-010-011-017-018-121300-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLOUDY 58 53 84 S14 29.97S TC 14
6HR MIN TEMP: 53; 6HR MAX TEMP: 58; 6HR PCP: TRACE;
FREEPORT* CLOUDY 61 57 88 S16 29.94S TC 16
DE KALB* MOCLDY 54 52 92 S15 30.00S TC 12
ILZ005-006-012>014-019>023-121300-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE MOCLDY 60 51 72 S15 30.00R TC 16
6HR MIN TEMP: 56; 6HR MAX TEMP: 60;
CHICAGO-MIDWAY MOCLDY 59 50 72 S13 30.02S TC 15
6HR MIN TEMP: 57; 6HR MAX TEMP: 60;
AURORA MOCLDY 56 51 84 S13 30.00S TC 13
6HR MIN TEMP: 54; 6HR MAX TEMP: 57;
JOLIET* MOCLDY 62 54 76 S16G22 30.02S TC 17
WAUKEGAN PTCLDY 59 50 72 S15G26 29.96F TC 15
6HR MIN TEMP: 47; 6HR MAX TEMP: 59;
DUPAGE AIRPORT MOCLDY 59 52 77 S18G29 30.00R TC 15
6HR MIN TEMP: 55; 6HR MAX TEMP: 61;
KANKAKEE* MOCLDY 58 52 81 S12 30.07S TC 14
WHEELING PTCLDY 58 51 78 S10 30.00F TC 14
6HR MIN TEMP: 55; 6HR MAX TEMP: 60;
MORRIS* MOCLDY 55 51 84 S12 30.01S TC 13
ROMEOVILLE* CLEAR 59 54 82 S14G21 30.03S TC 15
LANSING* MOCLDY 56 49 76 S14 30.05S TC 13
NORTHERLY ISL* N/A 59 48 67 S16 N/A TC 15
LMZ740>746-121300-
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 40 300/ 10/ 14 1017.0F 2/ 4
HARRISON CRIB 60 200/ 24/ 26 N/A
NORTHERLY ISL 59 190/ 14/ 16 N/A
CALUMET HARBOR 59 170/ 14/ 18 1016.3
BURNS HARBOR 58 180/ 9/ 14 1017.9S
MICHIGAN CITY 58 170/ 17/ 21 1016.5F
ST. JOSEPH BUOY 53 170/ 14/ 16 1018.3F 2/ 3
ILZ025>027-034>036-040-047-049-050-058-095>099-121300-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY PTCLDY 65 55 70 S14 30.00R TC 18
MACOMB* MOCLDY 62 57 85 S13 30.01S TC 17
PITTSFIELD* PTCLDY 64 56 73 S10 30.04R TC 18
ILZ028>032-037-038-041>044-048-051>054-059>061-121300-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC PTCLDY 58 53 82 MISG 30.04S TC 15
BLOOMINGTON PTCLDY 57 55 93 S15 30.06S TC 14
DECATUR PTCLDY 60 55 83 S12 30.08R TC 16
PEORIA PTCLDY 60 54 80 S10 30.02S TC 16
6HR MIN TEMP: 58; 6HR MAX TEMP: 62;
LINCOLN* PTCLDY 61 53 74 S12 30.06R TC 16
SPRINGFIELD PTCLDY 62 55 77 S13 30.05S TC 17
6HR MIN TEMP: 62; 6HR MAX TEMP: 63;
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-121300-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN PTCLDY 58 54 86 S15 30.09S TC 14
DANVILLE* MOCLDY 61 55 79 S15G23 30.11S TC 16
MATTOON PTCLDY 59 55 87 S10 30.11R TC 15
PARIS* PTCLDY 58 53 84 MISG 30.13R TC 15
ILZ079-100>102-121300-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON CLEAR 63 54 72 S12 30.08S TC 17
CAHOKIA* PTCLDY 61 55 81 S6 30.08 TC 16
SPARTA* CLEAR 63 53 70 S7 30.12S TC 17
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-121300-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE CLEAR 61 56 83 S8 30.13R TC 16
6HR MIN TEMP: 61; 6HR MAX TEMP: 65;
CAIRO* PTCLDY 64 55 71 S7 30.16R TC 18
MARION CLEAR 63 55 77 S9 30.15R TC 17
MT. VERNON CLEAR 60 55 83 S5 30.14R TC 16
CENTRALIA* CLEAR 64 56 76 S9G17 30.13R TC 18
SALEM* CLEAR 65 56 71 CALM 30.13R TC 19
ILZ067-068-072-073-078-083-087-091-121300-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE PTCLDY 59 55 87 S8 30.16R TC 15
FLORA* PTCLDY 54 N/A N/A S7 30.14S TC 12
FAIRFIELD* CLEAR 60 55 82 S3 30.15R TC 16
HARRISBURG* CLEAR 57 53 85 SE3 30.16R TC 14
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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