940
ASUS43 KLOT 161701
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
1200 PM CDT WED JUL 16 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.
ILZ001-002-007-009-015-016-024-161800-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE PTSUNNY 86 75 69 S14G21 29.81F HX 95 TC 30
ILZ003-004-008-010-011-017-018-161800-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD PTSUNNY 84 73 69 S13 29.84F HX 90 TC 29
ROCHELLE* PTSUNNY 83 74 74 S8 29.86S HX 90 TC 28
PERU* MOSUNNY 87 76 70 SW13 29.85F HX 97 TC 30
ILZ005-006-012>014-019>023-161800-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE PTSUNNY 88 71 57 SW10 29.84S HX 94 TC 31
CHICAGO-MIDWAY PTSUNNY 89 71 55 S12 29.84F HX 95 TC 32
AURORA PTSUNNY 86 74 67 S10 29.85S HX 94 TC 30
JOLIET* PTSUNNY 87 74 64 SW8 29.86S HX 96 TC 31
WAUKEGAN PTSUNNY 85 74 69 SE7 29.84R HX 92 TC 29
DUPAGE AIRPORT MOSUNNY 86 72 62 S9 29.84F HX 92 TC 30
KANKAKEE* PTSUNNY 85 74 68 S10 29.89S HX 93 TC 30
WHEELING MOSUNNY 88 72 58 SW12 29.85S HX 94 TC 31
MORRIS* PTSUNNY 85 75 71 SW9 29.86R HX 93 TC 30
ROMEOVILLE* MOSUNNY 88 75 66 S8 29.86 HX 97 TC 31
LANSING* MOSUNNY 85 74 68 S12 29.87F HX 92 TC 30
NORTHERLY ISL* N/A 86 68 54 SE6 N/A HX 89 TC 30
LMZ740>746-161800-
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 75 74 160/ 8/ 10 1010.2F
WINTHROP HARBOR 77 75 150/ 8/ 10 N/A 1/ 3
WAUKEGAN HARBOR 77 75 150/ 8/ 12 N/A 1
WILMETTE BUOY 78 150/ 8/ 10 1013.3F 1/ 3
CHICAGO BUOY 82 76 180/ 8/ 12 1010.7F 0
HARRISON CRIB 88 140/ 15/ 16 N/A
NORTHERLY ISL 83 160/ 7/ 9 N/A
CALUMET HARBOR 85 180/ 8/ 12 1009.9
BURNS HARBOR 85 200/ 4/ 9 1011.9F
MICHIGAN CITY 83 210/ 11/ 13 1009.5F
MICH CITY BUOY 80 78 230/ 2/ 2 1009.9F 1
ST. JOSEPH BUOY 78 78 290/ 4/ 6 1012.3F 1/ 3
ILZ025>027-034>036-040-047-049-050-058-095>099-161800-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY PTSUNNY 86 76 71 SW9 29.89R HX 96 TC 30
GALESBURG* PTSUNNY 84 74 72 SW13 29.87S HX 90 TC 29
MACOMB* CLOUDY 85 78 79 W9 29.90R HX 96 TC 29
PITTSFIELD* SUNNY 88 77 70 SW12 29.90F HX 100 TC 31
ILZ028>032-037-038-041>044-048-051>054-059>061-161800-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC MOSUNNY 87 74 63 SW12G17 29.88S HX 95 TC 31
BLOOMINGTON MOSUNNY 86 77 74 S14 29.91S HX 97 TC 30
DECATUR SUNNY 88 76 67 SW12 29.92R HX 99 TC 31
PEORIA SUNNY 88 78 72 S13G21 29.85F HX 101 TC 31
LACON* SUNNY 87 74 66 SW12 29.85F HX 96 TC 31
LINCOLN* SUNNY 88 77 69 S7 29.89S HX 100 TC 31
SPRINGFIELD SUNNY 88 79 74 SW9G18 29.89S HX 103 TC 31
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-161800-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
RANTOUL* CLOUDY 84 76 75 S7 29.91S HX 93 TC 29
MATTOON PTSUNNY 83 76 79 S10 29.93R HX 91 TC 28
ILZ079-100>102-161800-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON MOSUNNY 86 77 74 SW7 29.92S HX 97 TC 30
BELLEVILLE MOSUNNY 91 79 68 SW7 29.92S HX 106 TC 33
CAHOKIA* MOSUNNY 91 76 61 VRB6 29.92S HX 103 TC 33
SPARTA* MOSUNNY 91 75 59 SW5 29.96S HX 102 TC 33
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-161800-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE MOSUNNY 88 78 72 W10 29.96S HX 101 TC 31
CAIRO* SUNNY 88 80 77 SW6 29.98S HX 104 TC 31
EFFINGHAM* PTSUNNY 86 78 77 S7 29.96S HX 98 TC 30
MARION MOSUNNY 88 79 74 S6 29.96F HX 102 TC 31
CENTRALIA* PTSUNNY 88 77 69 S8 29.95R HX 100 TC 31
SALEM* MOSUNNY 88 76 67 SW8 29.95R HX 98 TC 31
METROPOLIS* MOSUNNY 87 76 70 S7 29.98F HX 98 TC 31
ILZ067-068-072-073-078-083-087-091-161800-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE MOSUNNY 87 77 72 SW10 29.95R HX 99 TC 31
FLORA* SUNNY 86 75 70 SW8 29.95S HX 95 TC 30
FAIRFIELD* MOSUNNY 85 75 73 S3 29.95S HX 94 TC 29
HARRISBURG* MOSUNNY 88 77 69 S7 29.96F HX 99 TC 31
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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