502
ASUS43 KLOT 120710
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
200 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.
ILZ001-002-007-009-015-016-024-120800-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE MOCLDY 58 52 80 SE10 29.99F TC 14
STERLING* MOCLDY 55 46 71 SE8 30.04F TC 13
SAVANNA* MOCLDY 53 44 72 S10 30.01F TC 12
ILZ003-004-008-010-011-017-018-120800-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD MOCLDY 54 42 64 SE7 30.07F TC 12
FREEPORT* CLOUDY 55 46 70 S17 30.04F TC 13
ROCHELLE* PTCLDY 52 41 65 S15 30.06F TC 11
DE KALB* MOCLDY 53 43 69 S14 30.08F TC 12
PERU* MOCLDY N/A N/A N/A SE12 30.07F
ILZ005-006-012>014-019>023-120800-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE CLOUDY 56 40 55 S9 30.09F TC 13
CHICAGO-MIDWAY MOCLDY 57 41 55 S9 30.11F TC 14
AURORA CLOUDY 55 43 63 SE12 30.08F TC 13
JOLIET* MOCLDY 58 42 56 S8 30.11F TC 15
WAUKEGAN MOCLDY 48 41 76 SE9 30.08F TC 9
DUPAGE AIRPORT MOCLDY 56 41 57 S14 30.08F TC 13
KANKAKEE* PTCLDY 55 41 61 SE10 30.13F TC 13
WHEELING MOCLDY 57 41 55 S13 30.10F TC 14
MORRIS* PTCLDY 58 42 56 S14 30.09F TC 14
ROMEOVILLE* MOCLDY 55 43 62 SE14 30.11F TC 13
LANSING* MOCLDY 55 40 56 S12 30.13F TC 13
NORTHERLY ISL* N/A 53 42 66 S6 N/A TC 12
LMZ740>746-120800-
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 43 42 280/ 12/ 16 1019.8 2/ 3
WAUKEGAN HARBOR 44 43 100/ 12/ 16 1020.9 1/ 3
HARRISON CRIB 51 160/ 13/ 14 N/A
NORTHERLY ISL 53 120/ 3/ 7 N/A
CALUMET HARBOR 57 150/ 9/ 14 1019.8
BURNS HARBOR 56 160/ 7/ 12 1020.7F
MICHIGAN CITY 56 150/ 15/ 19 1019.6F
ST. JOSEPH BUOY 53 140/ 14/ 19 1021.8F 2/ 2
ILZ025>027-034>036-040-047-049-050-058-095>099-120800-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY MOCLDY 64 57 78 S10 30.03F TC 18
GALESBURG* MOCLDY 58 57 96 S8 30.04F TC 14
MACOMB* PTCLDY 59 57 92 S12 30.06F TC 15
JACKSONVILLE* PTCLDY 64 55 72 S13 30.07F TC 18
PITTSFIELD* MOCLDY 66 57 74 S13G18 30.07F TC 19
ILZ028>032-037-038-041>044-048-051>054-059>061-120800-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC PTCLDY 57 44 62 MISG 30.11F TC 14
BLOOMINGTON PTCLDY 57 51 80 S14 30.11F TC 14
DECATUR PTCLDY 61 54 77 S13 30.12F TC 16
PEORIA PTCLDY 61 54 77 S14 30.06F TC 16
LACON* MOCLDY 59 49 70 S9 30.05F TC 15
LINCOLN* PTCLDY 57 51 79 S6 30.10F TC 14
SPRINGFIELD PTCLDY 62 56 80 S14 30.09F TC 17
TAYLORVILLE PTCLDY 63 55 77 S13 30.11F TC 17
ILZ033-039-045-046-055>057-062-063-120800-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN PTCLDY 52 48 86 SE8 30.14F TC 11
DANVILLE* PTCLDY 56 44 64 SE7 30.16F TC 13
RANTOUL* PTCLDY 54 43 67 SE9 30.14F TC 12
MATTOON PTCLDY 61 53 75 SE8 30.14F TC 16
PARIS* PTCLDY 57 50 78 MISG 30.17F TC 14
ILZ079-100>102-120800-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON PTCLDY 64 55 72 S8 30.11F TC 18
BELLEVILLE PTCLDY 62 57 86 SW3 30.11F TC 16
CAHOKIA* MOCLDY 66 56 70 S10 30.11F TC 19
SPARTA* PTCLDY 64 55 71 SE7 30.15S TC 18
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-120800-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE PTCLDY 65 58 78 S10 30.15F TC 18
CAIRO* PTCLDY 64 58 80 SE5 30.18S TC 18
EFFINGHAM* PTCLDY 61 57 85 SE6 30.16F TC 16
MARION PTCLDY 64 56 76 S7 30.17F TC 18
MT. VERNON PTCLDY 62 56 80 S3 30.16F TC 17
CENTRALIA* CLEAR 66 57 72 S10 30.14F TC 19
SALEM* CLEAR 65 56 72 S6 30.15S TC 19
METROPOLIS* PTCLDY 63 58 83 CALM 30.19S TC 17
ILZ067-068-072-073-078-083-087-091-120800-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE PTCLDY 61 54 77 SE10 30.17F TC 16
FLORA* CLEAR 57 54 88 S8 30.16F TC 14
FAIRFIELD* PTCLDY 63 55 77 CALM 30.16S TC 17
HARRISBURG* PTCLDY 60 56 85 SE3 30.17F TC 16
ROBINSON* N/A 59 55 88 SE8 30.16F TC 15
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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