273
ASUS43 KLOT 180101
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
800 PM CDT WED JUN 17 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.
ILZ001-002-007-009-015-016-024-180200-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE MOCLDY 75 68 78 W10 29.40R TC 24
STERLING* CLEAR 73 67 81 SW12 29.38R TC 23
SAVANNA* PTCLDY 75 62 63 W13G23 29.36R TC 24
ILZ003-004-008-010-011-017-018-180200-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD PTCLDY 68 65 90 S8 29.36R TC 20
FREEPORT* CLEAR 71 69 95 SW12 29.36R TC 22
DE KALB* PTCLDY 66 65 97 S13 29.38F TC 19
PERU* PTCLDY N/A N/A N/A SW5 29.40R
ILZ005-006-012>014-019>023-180200-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE MOCLDY 68 64 87 SW9 29.35R TC 20
CHICAGO-MIDWAY PTCLDY 68 65 90 SW9 29.35S TC 20
AURORA MOCLDY 69 65 86 SW7 29.37R TC 21
JOLIET* CLOUDY 69 68 98 CALM 29.38R TC 21
WAUKEGAN CLOUDY 68 64 87 SW14 29.35R TC 20
DUPAGE AIRPORT CLOUDY 68 64 87 SW12 29.37R TC 20
KANKAKEE* PTCLDY 72 69 92 SW9 29.39R TC 22
WHEELING CLOUDY 69 64 84 SW7 29.37R TC 21
ROMEOVILLE* PTCLDY 68 68 100 S7 29.37S TC 20
LANSING* PTCLDY 66 64 93 S7 29.37F TC 19
NORTHERLY ISL* N/A 67 63 87 SW9 N/A TC 19
LMZ740>746-180200-
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 57 49 1003.0F 4/ 5
WAUKEGAN HARBOR 60 51 140/ 8/ 12 996.5S 2/ 5
WILMETTE BUOY 62 200/ 8/ 12 995.7R 3/ 4
CHICAGO BUOY 64 58 190/ 8/ 10 993.3R 2/ 4
HARRISON CRIB 67 180/ 11/ 12 N/A
NORTHERLY ISL 67 180/ 10/ 16 N/A
CALUMET HARBOR 67 170/ 11/ 15 994.3
BURNS HARBOR 180/ 6/ 8 995.3R
MICHIGAN CITY 67 150/ 12/ 14 993.0R
MICH CITY BUOY 65 62 170/ 12/ 17 973.0R 1/ 2
ST. JOSEPH BUOY 67 65 170/ 16/ 19 995.4R 2/ 4
ILZ025>027-034>036-040-047-049-050-058-095>099-180200-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY MOCLDY 75 71 87 SW7 29.47R TC 24
MACOMB* CLEAR 73 72 95 CALM 29.46R TC 23
JACKSONVILLE* MOCLDY 73 73 100 W7 29.47R TC 23
ILZ028>032-037-038-041>044-048-051>054-059>061-180200-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
BLOOMINGTON CLOUDY 71 71 100 SW10 29.45R TC 22
DECATUR MOCLDY 72 68 87 W9 29.45S TC 22
PEORIA MOCLDY 71 68 90 SW7 29.43R TC 22
SPRINGFIELD MOCLDY 73 70 90 W7 29.44R TC 23
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-180200-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN CLOUDY 70 68 93 SW10 29.44S TC 21
DANVILLE* CLOUDY 72 71 96 S10G22 29.43S TC 22
PARIS* TSTM 70 69 98 SW8 29.47F VSB 1 TC 21
ILZ079-100>102-180200-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON CLOUDY 88 68 51 SW17G25 29.46R HX 91 TC 31
BELLEVILLE MOCLDY 87 73 63 SW13G25 29.45F HX 93 TC 30
CAHOKIA* MOCLDY 87 70 56 SW12G22 29.46S HX 92 TC 31
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-180200-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE MOCLDY 83 70 64 SW17G32 29.53F HX 87 TC 28
CAIRO* PTCLDY 85 73 69 SW12G18 29.60S HX 91 TC 29
EFFINGHAM* MOCLDY 82 72 72 S17G25 29.49R HX 86 TC 28
CENTRALIA* MOCLDY 83 70 64 SW17G30 29.48F HX 87 TC 29
SALEM* CLOUDY 83 72 69 MISG 29.47F HX 88 TC 28
ILZ067-068-072-073-078-083-087-091-180200-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE MOCLDY 81 70 69 SW22G35 29.48R HX 84 TC 27
FLORA* CLOUDY 82 70 65 SW25G33 29.49S HX 86 TC 28
FAIRFIELD* MOCLDY 83 68 61 SW15G24 29.51R HX 86 TC 28
HARRISBURG* MOCLDY 82 73 72 SW16G23 29.53F HX 87 TC 28
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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