881
ASUS43 KLOT 120806
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
300 AM CDT SUN JUL 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.
ILZ001-002-007-009-015-016-024-120900-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLEAR 64 62 93 CALM 30.15R TC 18
STERLING* CLEAR 65 61 87 NE3 30.17R TC 18
SAVANNA* CLEAR 64 63 96 CALM 30.17R TC 18
ILZ003-004-008-010-011-017-018-120900-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLEAR 61 57 87 CALM 30.18R TC 16
FREEPORT* CLEAR 58 57 95 CALM 30.19S TC 15
ROCHELLE* CLEAR 62 55 78 CALM 30.17R TC 17
ILZ005-006-012>014-019>023-120900-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE CLEAR 68 63 84 N6 30.14R TC 20
CHICAGO-MIDWAY CLEAR 72 65 78 N5 30.13R TC 22
AURORA CLEAR 62 60 93 CALM 30.14R TC 17
JOLIET* CLEAR 69 65 85 N3 30.14R TC 21
WAUKEGAN CLEAR 68 62 81 CALM 30.15R TC 20
DUPAGE AIRPORT CLEAR 63 60 90 N5 30.14R TC 17
KANKAKEE* CLEAR 65 64 95 NE6 30.13S TC 19
WHEELING MOCLDY 67 63 87 N3 30.16R TC 19
LANSING* CLEAR 66 65 95 CALM 30.14R TC 19
NORTHERLY ISL* N/A 72 67 84 NE3 N/A TC 22
LMZ740>746-120900-
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 71 70 1019.7R 1/ 4
WAUKEGAN HARBOR 71 71 1020.5R 1/ 4
WILMETTE BUOY 73 60/ 4/ 8 1023.4R 2/ 4
CHICAGO BUOY 75 72 50/ 4/ 8 1019.2R 2/ 4
HARRISON CRIB 75 70/ 6/ 7 N/A
NORTHERLY ISL 72 20/ 4/ 9 N/A
CALUMET HARBOR 72 360/ 1/ 3 1020.1
BURNS HARBOR 70/ 3/ 4 1020.7R
MICHIGAN CITY 70 80/ 4/ 4 1018.7R
MICH CITY BUOY 73 74 90/ 6/ 8 N/A 2/ 5
ST. JOSEPH BUOY 72 74 80/ 8/ 10 1020.9R 2/ 5
ILZ025>027-034>036-040-047-049-050-058-095>099-120900-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY CLEAR 65 64 97 NE6 30.13R TC 18
MACOMB* CLEAR 63 63 99 CALM 30.16R TC 17
PITTSFIELD* CLEAR 69 64 83 N5 30.12S TC 21
ILZ028>032-037-038-041>044-048-051>054-059>061-120900-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC CLEAR 66 64 91 MISG 30.13R TC 19
BLOOMINGTON CLEAR 66 65 96 N8 30.14R TC 19
DECATUR CLEAR 68 65 90 NE7 30.10R TC 20
PEORIA CLEAR 68 65 90 N3 30.13S TC 20
SPRINGFIELD CLEAR 67 66 97 N3 30.10S TC 19
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-120900-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN CLEAR 68 66 93 N9 30.10R TC 20
DANVILLE* CLEAR 66 65 96 N3 30.11R TC 19
MATTOON CLEAR 68 67 96 N3 30.07S TC 20
PARIS* CLEAR 69 68 97 NE7 30.08S TC 21
ILZ079-100>102-120900-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON CLEAR 71 69 94 N5 30.08S TC 22
BELLEVILLE CLEAR 73 72 97 N6 30.04S TC 23
CAHOKIA* MOCLDY 73 71 93 N3 30.06S TC 23
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-120900-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE NOT AVBL
CAIRO* PTCLDY 72 72 100 CALM 30.01S TC 22
EFFINGHAM* CLEAR 71 71 100 N5 30.08R FOG TC 22
MARION CLEAR 71 71 99 CALM 30.03S TC 22
MT. VERNON CLEAR 71 71 100 CALM 30.04S TC 22
CENTRALIA* CLEAR 71 71 98 CALM 30.05S TC 22
SALEM* CLEAR 72 72 100 MISG 30.05S TC 22
ILZ067-068-072-073-078-083-087-091-120900-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
FLORA* CLEAR 72 N/A N/A N5 30.05R TC 22
FAIRFIELD* CLEAR 71 69 96 CALM 30.03S TC 21
HARRISBURG* PTCLDY 71 71 100 CALM 30.02S TC 22
ROBINSON* PTCLDY 70 70 100 N5 30.04S FOG TC 21
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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