226
ASUS43 KLOT 120412
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
1100 PM CDT SAT JUL 11 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.
ILZ001-002-007-009-015-016-024-120500-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLEAR 70 65 84 E3 30.13R TC 21
STERLING* CLEAR 68 63 84 E5 30.14R TC 20
SAVANNA* CLEAR 70 64 81 CALM 30.14R TC 21
ILZ003-004-008-010-011-017-018-120500-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLEAR 66 58 75 CALM 30.15R TC 19
FREEPORT* CLEAR 66 64 91 CALM 30.17R TC 19
ROCHELLE* CLEAR 66 57 71 NE3 30.14S TC 19
DE KALB* CLEAR 67 60 78 NE3 30.16R TC 19
ILZ005-006-012>014-019>023-120500-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE PTCLDY 73 61 65 N9 30.13R TC 23
CHICAGO-MIDWAY PTCLDY 74 63 68 NE9 30.13R TC 23
AURORA CLEAR 68 62 81 E3 30.13R TC 20
JOLIET* PTCLDY 73 60 64 NE5 30.14R TC 23
WAUKEGAN CLEAR 70 62 76 NE6 30.13S TC 21
DUPAGE AIRPORT CLEAR 69 57 65 NE7 30.13R TC 21
KANKAKEE* PTCLDY 68 67 95 NE5 30.12S TC 20
WHEELING CLEAR 71 63 75 NE5 30.15R TC 22
ROMEOVILLE* PTCLDY 72 61 68 NE8 30.14R TC 22
LANSING* PTCLDY 72 64 78 NE3 30.13S TC 22
NORTHERLY ISL* N/A 71 65 81 N9 N/A TC 22
LMZ740>746-120500-
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 1019.3 1/ 3
WAUKEGAN HARBOR 72 71 1020.1 1/ 3
WILMETTE BUOY 73 40/ 8/ 10 1023.2R 2/ 4
CHICAGO BUOY 74 73 10/ 8/ 10 1019.1 2/ 4
HARRISON CRIB 74 20/ 12/ 13 N/A
NORTHERLY ISL 71 360/ 9/ 12 N/A
CALUMET HARBOR 73 350/ 5/ 8 1020.1
BURNS HARBOR 60/ 6/ 7 1020.3R
MICHIGAN CITY 73 50/ 9/ 9 1018.3R
MICH CITY BUOY 75 75 50/ 10/ 14 N/A 3/ 5
ST. JOSEPH BUOY 74 74 40/ 8/ 10 1020.6R 3/ 4
ILZ025>027-034>036-040-047-049-050-058-095>099-120500-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY CLEAR 72 68 87 NE5 30.11R TC 22
GALESBURG* CLEAR 71 65 81 NE3 30.14S TC 21
MACOMB* CLEAR 69 67 94 CALM 30.14R TC 21
JACKSONVILLE* CLEAR 72 71 95 NE5 30.10R TC 22
PITTSFIELD* CLEAR 73 66 77 N3 30.11S TC 23
ILZ028>032-037-038-041>044-048-051>054-059>061-120500-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC PTCLDY 69 67 96 MISG 30.12F TC 20
BLOOMINGTON CLEAR 68 68 100 NE7 30.13R TC 20
DECATUR CLEAR 72 69 90 NE9 30.08S TC 22
PEORIA CLEAR 70 65 84 NE3 30.12R TC 21
LACON* CLEAR 69 62 78 NE6 30.11S TC 21
SPRINGFIELD CLEAR 71 66 84 N6 30.08S TC 22
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-120500-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN CLEAR 73 69 87 NE13 30.09R TC 23
DANVILLE* PTCLDY 71 69 93 N6 30.10R TC 22
MATTOON CLEAR 71 69 93 NE3 30.06R TC 22
PARIS* PTCLDY 72 71 98 CALM 30.07F TC 22
ILZ079-100>102-120500-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON CLEAR 73 71 93 CALM 30.07R TC 23
BELLEVILLE PTCLDY 75 73 95 N5 30.03R TC 24
CAHOKIA* CLEAR 74 71 91 NE5 30.05R TC 23
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-120500-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE NOT AVBL
CAIRO* CLOUDY 75 75 100 CALM 30.02R TC 24
EFFINGHAM* CLEAR 73 73 99 CALM 30.07R TC 23
MARION PTCLDY 71 71 98 CALM 30.03R FOG TC 22
MT. VERNON CLEAR 73 72 96 N5 30.03S TC 23
CENTRALIA* CLEAR 73 72 98 CALM 30.04S TC 23
SALEM* CLEAR 74 73 97 MISG 30.05R TC 23
METROPOLIS* CLOUDY 73 73 100 CALM 30.02R TC 23
ILZ067-068-072-073-078-083-087-091-120500-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
FLORA* CLEAR 73 N/A N/A N3 30.04R TC 23
FAIRFIELD* CLEAR 73 72 94 N3 30.03R TC 23
HARRISBURG* MOCLDY 72 72 100 CALM 30.03R TC 22
ROBINSON* CLEAR 72 72 100 N6 30.04S TC 22
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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