149
ASUS43 KLOT 281612
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
1100 AM 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.
ILZ001-002-007-009-015-016-024-281700-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE PTSUNNY 80 71 74 N7 29.87R HX 84 TC 27
STERLING* PTSUNNY 79 69 71 N6 29.90R HX 81 TC 26
SAVANNA* PTSUNNY 77 67 69 NE6 29.89R TC 25
ILZ003-004-008-010-011-017-018-281700-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD MOSUNNY 78 63 59 NW10 29.88R HX 80 TC 26
FREEPORT* PTSUNNY 77 69 76 N8 29.91R TC 25
ROCHELLE* PTSUNNY 75 64 70 N8 29.89R TC 24
DE KALB* PTSUNNY 76 67 74 N8 29.89R TC 24
ILZ005-006-012>014-019>023-281700-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE MOSUNNY 73 64 73 NE10 29.85R TC 23
CHICAGO-MIDWAY CLOUDY 71 64 78 N18G24 29.85R TC 22
AURORA PTSUNNY 77 66 68 NE9 29.87R TC 25
JOLIET* CLOUDY 72 67 85 N8 29.87R TC 22
WAUKEGAN MOSUNNY 73 63 68 MISG 29.86R TC 23
DUPAGE AIRPORT MOSUNNY 75 65 70 N13 29.86R TC 24
KANKAKEE* CLOUDY 73 67 81 N10G18 29.86R TC 23
WHEELING SUNNY 73 65 75 NE9 29.87R TC 23
NORTHERLY ISL* N/A 70 64 81 N14 N/A TC 21
LMZ740>746-281700-
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 56 47 1006.4 4/ 7
WAUKEGAN HARBOR 65 66 1012.3 4/ 7
WILMETTE BUOY 67 20/ 16/ 21 1013.0R 5/ 7
CHICAGO BUOY 69 67 10/ 16 1010.0 4/ 7
HARRISON CRIB 69 360/ 16/ 17 N/A
NORTHERLY ISL 68 350/ 14/ 15 N/A
CALUMET HARBOR 69 340/ 12/ 16 1010.6
BURNS HARBOR 1010.8R
MICHIGAN CITY 70 10/ 17/ 19 1008.5R
MICH CITY BUOY 70 73 360/ 16/ 19 N/A 5/ 6
ST. JOSEPH BUOY 68 71 350/ 14/ 19 1010.7R 4/ 6
ILZ025>027-034>036-040-047-049-050-058-095>099-281700-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY PTSUNNY 83 76 79 N7 29.86R HX 91 TC 28
GALESBURG* PTSUNNY 78 70 78 N10 29.89R HX 80 TC 25
MACOMB* MOSUNNY 81 76 86 CALM 29.88S HX 87 TC 27
JACKSONVILLE* MOSUNNY 84 76 77 N9 29.83S HX 92 TC 29
ILZ028>032-037-038-041>044-048-051>054-059>061-281700-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC CLOUDY 74 69 83 MISG 29.87R TC 24
BLOOMINGTON PTSUNNY 79 70 74 NE14 29.87R HX 82 TC 26
DECATUR MOSUNNY 82 73 74 NE13 29.83R HX 87 TC 28
PEORIA MOSUNNY 81 69 67 NE9 29.86R HX 84 TC 27
LACON* PTSUNNY 79 67 66 N5 29.87R HX 81 TC 26
LINCOLN* SUNNY 83 73 70 N9 29.84R HX 89 TC 29
SPRINGFIELD MOSUNNY 83 75 77 N10 29.83R HX 90 TC 28
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-281700-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN MOSUNNY 76 70 82 N14G23 29.84R TC 24
DANVILLE* CLOUDY 76 70 81 N12G18 29.83R TC 24
MATTOON MOSUNNY 82 73 74 N12 29.80R HX 87 TC 28
PARIS* PTSUNNY 79 70 73 N10 29.82R HX 81 TC 26
ILZ079-100>102-281700-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON SUNNY 86 77 74 NW9 29.82R HX 97 TC 30
CAHOKIA* PTSUNNY 90 75 61 NW5 29.80R HX 100 TC 32
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-281700-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE SUNNY 88 79 74 VRB5 29.79R HX 102 TC 31
CAIRO* SUNNY 91 80 70 NW9 29.80S HX 107 TC 33
EFFINGHAM* CLOUDY 83 79 88 NW9 29.82R HX 94 TC 28
MT. VERNON SUNNY 90 75 61 VRB3 29.79R HX 100 TC 32
CENTRALIA* SUNNY 89 79 72 CALM 29.79S HX 104 TC 32
SALEM* SUNNY 88 79 75 MISG 29.80R HX 103 TC 31
METROPOLIS* MOSUNNY 91 78 64 W8 29.80R HX 105 TC 33
ILZ067-068-072-073-078-083-087-091-281700-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
FAIRFIELD* SUNNY 87 76 69 NW5 29.77R HX 97 TC 31
HARRISBURG* MOSUNNY 88 78 70 NW5 29.79R HX 101 TC 31
ROBINSON* CLOUDY 84 79 84 N9 29.77R 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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