771
ASUS43 KLOT 271656
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
1200 PM CDT MON JUL 27 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.
ILZ001-002-007-009-015-016-024-271800-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE MOSUNNY 92 77 61 SW20G30 29.72F HX 105 TC 33
ILZ003-004-008-010-011-017-018-271800-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD MOSUNNY 92 80 68 SW16G24 29.72S HX 110 TC 33
ILZ005-006-012>014-019>023-271800-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE TSTM 82 79 90 SW16G24 29.78R FOG HX 92
CHICAGO-MIDWAY NOT AVBL
AURORA MOSUNNY 86 79 79 SW16G26 29.71F HX 99 TC 30
WAUKEGAN TSTM 77 76 96 VRB5G23 29.74R VSB 1 TC 25
DUPAGE AIRPORT TSTM 81 78 91 MISG 29.72F HX 89 TC 27
WHEELING TSTM 77 75 93 SW17G33 29.79R FOG TC 25
NORTHERLY ISL* N/A 82 76 81 S13 N/A HX 89 TC 28
LMZ740>746-271800-
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 75 71 1010.6F 2/ 3
WAUKEGAN HARBOR 76 74 1007.5F 2/ 3
WILMETTE BUOY 77 150/ 17/ 23 1009.7F 2/ 3
CHICAGO BUOY 78 75 160/ 12 1005.7F 1/ 2
HARRISON CRIB 78 150/ 18/ 21 N/A
NORTHERLY ISL 80 120/ 7/ 13 N/A
CALUMET HARBOR 170/ 12/ 16 1008.2
BURNS HARBOR 1008.5F
MICHIGAN CITY 83 160/ 11/ 14 1006.1F
MICH CITY BUOY 80 75 170/ 10/ 14 N/A 1
ST. JOSEPH BUOY 78 74 170/ 8/ 10 1009.2F 1/ 2
ILZ025>027-034>036-040-047-049-050-058-095>099-271800-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ILZ028>032-037-038-041>044-048-051>054-059>061-271800-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PEORIA NOT AVBL
SPRINGFIELD SUNNY 87 73 62 S14G24 29.83F HX 94 TC 31
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-271800-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ILZ079-100>102-271800-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON SUNNY 91 72 52 SW14 29.86F HX 98 TC 33
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-271800-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE N/A 90 72 55 MISG 29.88F HX 96 TC 32
ILZ067-068-072-073-078-083-087-091-271800-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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