793
ASUS43 KLOT 271901
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
200 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.
ILZ001-002-007-009-015-016-024-272000-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE SUNNY 95 76 53 SW16G26 29.68F HX 108 TC 35
STERLING* SUNNY 96 78 56 SW17G23 29.70S HX 112 TC 36
SAVANNA* MOSUNNY 95 76 54 SW14 29.68S HX 108 TC 35
ILZ003-004-008-010-011-017-018-272000-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD MOSUNNY 94 78 60 SW21G28 29.70R HX 110 TC 34
FREEPORT* MOSUNNY 94 81 65 W12G22 29.71S HX 114 TC 34
ILZ005-006-012>014-019>023-272000-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE LGT RAIN 72 69 90 E10 29.79R TC 22
CHICAGO-MIDWAY TSTM 72 70 93 SE6G18 29.81R TC 22
AURORA PTSUNNY 77 72 84 E14 29.77R TC 25
JOLIET* CLOUDY 77 73 88 E16G25 29.80R TC 25
WAUKEGAN PTSUNNY 71 68 90 SE21G37 29.74F TC 22
DUPAGE AIRPORT TSTM 73 70 90 E14G22 29.78R TC 23
KANKAKEE* PTSUNNY 74 68 83 SE7 29.79S TC 23
WHEELING PTSUNNY 72 69 90 SE12G24 29.78F THUNDER TC 22
ROMEOVILLE* RAIN 73 73 100 SE15G23 29.80R VSB 3/4 TC 23
NORTHERLY ISL* N/A 70 68 93 E10 N/A TC 21
LMZ740>746-272000-
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 72 70 1005.5F 3/ 4
WAUKEGAN HARBOR 72 73 1009.1F 3/ 4
WILMETTE BUOY 70 1012.2R 3/ 3
CHICAGO BUOY 74 N/A 2/ 3
HARRISON CRIB 69 160/ 5/ 6 N/A
NORTHERLY ISL 69 190/ 12/ 29 N/A
CALUMET HARBOR 68 240/ 2/ 13 1010.9
BURNS HARBOR 1010.8R
MICHIGAN CITY 83 170/ 6/ 8 1007.2R
MICH CITY BUOY 74 75 350/ 14/ 35 N/A 2/ 3
ST. JOSEPH BUOY 73 73 1013.1R 2/ 2
ILZ025>027-034>036-040-047-049-050-058-095>099-272000-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY SUNNY 94 77 57 SW18 29.77F HX 108 TC 34
MACOMB* SUNNY 91 82 74 SW13G22 29.76F HX 113 TC 33
ILZ028>032-037-038-041>044-048-051>054-059>061-272000-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
BLOOMINGTON SUNNY 93 77 59 SW16G23 29.79F HX 107 TC 34
DECATUR SUNNY 91 75 59 W15 29.81F HX 101 TC 33
PEORIA MOSUNNY 92 78 63 SW17 29.75F HX 107 TC 33
LINCOLN* SUNNY 94 77 57 SW8 29.79R HX 108 TC 35
SPRINGFIELD SUNNY 92 78 63 SW14G23 29.78F HX 107 TC 33
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-272000-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN MOSUNNY 89 77 67 SW7 29.82F HX 101 TC 32
DANVILLE* MOSUNNY 85 77 75 SW6 29.83F HX 96 TC 30
MATTOON SUNNY 91 76 61 SW6 29.83S HX 103 TC 33
ILZ079-100>102-272000-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON SUNNY 93 77 59 SW14G20 29.81F HX 107 TC 34
BELLEVILLE SUNNY 96 80 60 SW13 29.79F HX 115 TC 35
CAHOKIA* SUNNY 95 76 53 VRB6G20 29.79F HX 108 TC 35
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-272000-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE SUNNY 93 77 59 MISG 29.84F HX 107 TC 34
CAIRO* SUNNY 92 82 71 SW8 29.85F HX 114 TC 34
EFFINGHAM* SUNNY 90 76 63 SW9 29.86S HX 101 TC 32
MT. VERNON SUNNY 96 75 50 SW14 29.84S HX 108 TC 36
CENTRALIA* SUNNY 94 76 56 W10 29.84S HX 107 TC 35
SALEM* SUNNY 92 76 58 MISG 29.84S HX 104 TC 34
ILZ067-068-072-073-078-083-087-091-272000-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
FAIRFIELD* SUNNY 91 74 58 SW7 29.84F HX 100 TC 33
HARRISBURG* SUNNY 92 76 59 SW3 29.85F HX 105 TC 34
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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