785
ASUS43 KLOT 121703
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
1200 PM CDT FRI SEP 12 2025
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.
ILZ001-002-007-009-015-016-024-121800-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE MOSUNNY 81 61 50 E5 30.15F HX 82 TC 27
STERLING* MOSUNNY 81 60 48 VRB7 30.18F HX 82 TC 27
ILZ003-004-008-010-011-017-018-121800-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD PTSUNNY 78 57 48 S8 30.21F TC 26
ILZ005-006-012>014-019>023-121800-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE PTSUNNY 81 54 39 SE8 30.20F HX 81 TC 27
CHICAGO-MIDWAY PTSUNNY 81 52 36 SE7 30.21F HX 80 TC 27
AURORA MOSUNNY 81 56 42 S9 30.21F HX 81 TC 27
WAUKEGAN MOSUNNY 77 64 64 VRB7 30.21F TC 25
DUPAGE AIRPORT MOSUNNY 80 55 42 S8 30.21F HX 80 TC 27
WHEELING MOSUNNY 81 55 40 VRB5 30.22F HX 81 TC 27
ROMEOVILLE* MOSUNNY 79 57 47 SE5 30.22F HX 80 TC 26
LMZ740>746-121800-
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)
S. MID LAKE BUOY 67 67 160/ 6/ 6 1023.6F
WINTHROP HARBOR 66 67 110/ 6/ 8 N/A 1/ 4
WAUKEGAN HARBOR 68 69 N/A 1
WILMETTE BUOY 69 170/ 6/ 8 1025.6F 1/ 4
CHICAGO BUOY 70 66 120/ 6/ 8 1023.9F 1/ 5
HARRISON CRIB 71 140/ 10/ 10 N/A
CALUMET HARBOR 72 50/ 6/ 7 1022.5
BURNS HARBOR 77 210/ 4/ 6 1024.0F
MICHIGAN CITY 76 190/ 7/ 9 1022.1F
MICH CITY BUOY 78 1022.0F
ST. JOSEPH BUOY 68 69 280/ 4/ 6 1024.5F 1/ 4
ILZ025>027-034>036-040-047-049-050-058-095>099-121800-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY SUNNY 87 58 37 S10 30.14F HX 86 TC 31
ILZ028>032-037-038-041>044-048-051>054-059>061-121800-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
BLOOMINGTON MOSUNNY 83 59 44 S12 30.21F HX 83 TC 28
DECATUR MOSUNNY 86 60 41 SE9 30.19F HX 86 TC 30
PEORIA MOSUNNY 81 58 45 VRB6 30.18F HX 81 TC 27
SPRINGFIELD MOSUNNY 84 61 45 SE6 30.17F HX 84 TC 29
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-121800-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN MOSUNNY 86 56 35 S6 30.21F HX 85 TC 30
MATTOON MOSUNNY 83 58 42 E6 30.20S HX 83 TC 28
ILZ079-100>102-121800-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON SUNNY 84 63 48 CALM 30.17F HX 85 TC 29
CAHOKIA* MOSUNNY 87 64 46 VRB5 30.15F HX 88 TC 31
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-121800-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE SUNNY 89 62 40 VRB6 30.15F HX 89 TC 32
MARION MOSUNNY 88 63 42 SE6 30.16F HX 88 TC 31
MT. VERNON SUNNY 89 62 40 S9 30.18F HX 89 TC 32
ILZ067-068-072-073-078-083-087-091-121800-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE SUNNY 84 59 42 CALM 30.19F HX 84 TC 29
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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