837
ASUS43 KLOT 281710
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
1200 PM CDT TUE JUL 28 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.
ILZ001-002-007-009-015-016-024-281800-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE PTSUNNY 80 71 74 NE7 29.88R HX 84 TC 27
STERLING* MOSUNNY 81 69 67 N8 29.91R HX 84 TC 27
SAVANNA* MOSUNNY 80 67 64 N6 29.90S HX 83 TC 27
ILZ003-004-008-010-011-017-018-281800-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD MOSUNNY 81 61 50 NE6 29.90R HX 82 TC 27
FREEPORT* MOSUNNY 78 66 67 N5 29.93R HX 80 TC 25
ROCHELLE* SUNNY 79 63 58 N6 29.90R HX 80 TC 26
DE KALB* MOSUNNY 78 66 67 N8 29.90R HX 80 TC 25
ILZ005-006-012>014-019>023-281800-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE MOSUNNY 75 64 68 NE10 29.87R TC 24
CHICAGO-MIDWAY PTSUNNY 72 64 76 N16 29.88R TC 22
AURORA SUNNY 77 66 68 VRB7 29.88R TC 25
JOLIET* PTSUNNY 76 67 72 N5 29.89R TC 25
WAUKEGAN N/A N/A N/A N/A NE138 29.87R
DUPAGE AIRPORT MOSUNNY 77 65 66 N8 29.88R TC 25
KANKAKEE* CLOUDY 73 67 79 NE10G17 29.88R TC 23
WHEELING SUNNY 76 65 68 NE14G20 29.89R TC 24
NORTHERLY ISL* N/A 71 64 78 N10 N/A TC 22
LMZ740>746-281800-
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 65 1016.3 4/ 6
WAUKEGAN HARBOR 67 67 1012.7 3/ 7
WILMETTE BUOY 68 20/ 14/ 21 1013.8R 5/ 6
CHICAGO BUOY 68 67 340/ 10 1010.6 4/ 6
HARRISON CRIB 69 350/ 14/ 15 N/A
NORTHERLY ISL 70 360/ 10/ 15 N/A
CALUMET HARBOR 69 330/ 10/ 15 1011.6
BURNS HARBOR 1011.9R
MICHIGAN CITY 71 350/ 18/ 20 1009.3R
MICH CITY BUOY 70 73 360/ 16/ 21 N/A 5/ 7
ST. JOSEPH BUOY 69 71 360/ 12/ 16 1011.2R 5/ 6
ILZ025>027-034>036-040-047-049-050-058-095>099-281800-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY PTSUNNY 84 76 76 N9 29.87S HX 93 TC 29
GALESBURG* MOSUNNY 78 69 74 N10 29.90R HX 80 TC 26
MACOMB* MOSUNNY 82 77 85 CALM 29.90R HX 90 TC 28
JACKSONVILLE* MOSUNNY 84 75 74 N7 29.86R HX 93 TC 29
ILZ028>032-037-038-041>044-048-051>054-059>061-281800-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC CLOUDY 76 69 78 MISG 29.88S TC 25
BLOOMINGTON MOSUNNY 80 69 69 NE13 29.88R HX 83 TC 27
DECATUR MOSUNNY 83 72 69 N13 29.85R HX 88 TC 28
PEORIA PTSUNNY 80 70 71 NE9 29.87R HX 83 TC 27
LACON* MOSUNNY 81 67 62 N6 29.87S HX 83 TC 27
LINCOLN* MOSUNNY 83 73 72 N8 29.86R HX 88 TC 28
SPRINGFIELD MOSUNNY 85 74 69 N12G17 29.84R HX 92 TC 29
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-281800-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN PTSUNNY 76 69 79 N13G24 29.86R TC 24
DANVILLE* CLOUDY 79 70 75 N14 29.85R HX 81 TC 26
MATTOON MOSUNNY 81 72 74 N15G22 29.83R HX 85 TC 27
PARIS* CLOUDY 78 68 71 N12G17 29.84R HX 80 TC 26
ILZ079-100>102-281800-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON SUNNY 88 77 70 NW9 29.82S HX 100 TC 31
BELLEVILLE MOSUNNY 90 78 66 NW7 29.79R HX 104 TC 32
CAHOKIA* PTSUNNY 90 73 57 N9 29.81R HX 98 TC 32
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-281800-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE SUNNY 90 79 70 W7 29.80R HX 105 TC 32
CAIRO* MOSUNNY 91 80 70 NW7 29.80S HX 108 TC 33
EFFINGHAM* PTSUNNY 86 80 83 NW6 29.82R HX 101 TC 30
MT. VERNON SUNNY 93 75 55 VRB3 29.80R HX 104 TC 34
CENTRALIA* MOSUNNY 89 77 66 CALM 29.81 HX 102 TC 32
SALEM* MOSUNNY 88 80 76 MISG 29.81R HX 105 TC 31
METROPOLIS* MOSUNNY 92 79 65 NW7 29.80F HX 109 TC 34
ILZ067-068-072-073-078-083-087-091-281800-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
FAIRFIELD* SUNNY 89 77 67 N9 29.78S HX 100 TC 31
HARRISBURG* MOSUNNY 92 78 63 NW6 29.79S HX 106 TC 33
ROBINSON* PTSUNNY 84 79 84 N9 29.78R HX 96 TC 29
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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