682
ASUS43 KLOT 201010
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
500 AM CDT SAT JUN 20 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.
ILZ001-002-007-009-015-016-024-201100-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLEAR 58 57 97 SW7 29.99S TC 14
STERLING* CLEAR 58 58 100 W7 29.99R TC 14
SAVANNA* CLEAR 60 55 83 W6 29.98S TC 15
ILZ003-004-008-010-011-017-018-201100-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLEAR 58 54 86 SW8 29.97R TC 14
FREEPORT* CLEAR 57 56 95 W7 29.98S TC 14
ROCHELLE* CLEAR 55 54 94 W6 29.97S TC 13
DE KALB* CLEAR 57 55 90 W8 29.98R TC 14
PERU* CLEAR 61 57 88 W7 29.99R TC 16
ILZ005-006-012>014-019>023-201100-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE PTCLDY 61 56 83 W9 29.93R TC 16
CHICAGO-MIDWAY PTCLDY 61 58 90 W9 29.94R TC 16
AURORA CLEAR 57 55 93 W6 29.96R TC 14
JOLIET* CLEAR 62 58 88 CALM 29.96S TC 17
WAUKEGAN CLEAR 60 54 80 W8 29.91S TC 16
DUPAGE AIRPORT CLEAR 59 56 89 W8 29.94S TC 15
KANKAKEE* PTCLDY 63 56 79 W7 29.97S TC 17
WHEELING PTCLDY 62 56 80 W7 29.95R TC 17
ROMEOVILLE* PTCLDY 61 59 94 W6 29.96S TC 16
LANSING* CLOUDY 60 58 91 SW6 29.95S TC 16
NORTHERLY ISL* N/A 64 56 75 SW6 N/A TC 18
LMZ740>746-201100-
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 60 53 1012.6 1
WAUKEGAN HARBOR 60 52 260/ 10/ 12 1013.7 0
WILMETTE BUOY 61 280/ 10/ 14 1015.0R 1/ 2
CHICAGO BUOY 65 61 260/ 12/ 16 1012.3 1
HARRISON CRIB 65 260/ 15/ 17 N/A
NORTHERLY ISL 65 240/ 2/ 12 N/A
CALUMET HARBOR 63 200/ 5/ 7 1013.8
BURNS HARBOR 220/ 6/ 8 1014.2F
MICHIGAN CITY 66 240/ 16/ 17 1011.8F
MICH CITY BUOY 64 62 230/ 12/ 14 991.7F 2/ 3
ST. JOSEPH BUOY 64 63 250/ 10/ 14 1013.8R 2/ 3
ILZ025>027-034>036-040-047-049-050-058-095>099-201100-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY CLOUDY 66 61 84 W5 30.02R TC 19
GALESBURG* CLEAR 59 59 97 CALM 30.03S TC 15
MACOMB* CLOUDY 64 63 97 CALM 30.04S TC 18
JACKSONVILLE* CLOUDY 65 65 100 CALM 30.02R TC 19
PITTSFIELD* CLOUDY 68 61 77 CALM 30.03S TC 20
ILZ028>032-037-038-041>044-048-051>054-059>061-201100-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC MOCLDY 63 62 96 MISG 29.99S TC 17
BLOOMINGTON LGT RAIN 66 63 90 W12 30.01R TC 19
DECATUR CLOUDY 68 61 78 W6 30.00S TC 20
PEORIA MOCLDY 64 60 87 N7 30.01R TC 18
LACON* MOCLDY 62 56 81 CALM 29.99S TC 17
SPRINGFIELD CLOUDY 66 63 90 SW5 30.01R TC 19
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-201100-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN CLOUDY 66 63 90 SW8 29.99R TC 19
DANVILLE* CLOUDY 67 62 83 SW14 29.99R TC 19
MATTOON CLOUDY 69 58 67 SW7 29.99S TC 21
PARIS* CLOUDY 66 59 77 SW7 29.99S TC 19
ILZ079-100>102-201100-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON CLOUDY 69 61 76 CALM 30.01S TC 21
BELLEVILLE CLOUDY 68 64 88 S3 29.99R TC 20
CAHOKIA* MOCLDY 65 61 87 CALM 30.01R TC 18
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-201100-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE MOCLDY 65 63 93 CALM 30.02R TC 18
CAIRO* PTCLDY 64 64 100 CALM 30.01F TC 18
EFFINGHAM* CLOUDY 66 64 94 CALM 30.03R TC 19
MARION MOCLDY 64 64 98 CALM 30.03S TC 18
MT. VERNON PTCLDY 63 61 93 CALM 30.02R TC 17
CENTRALIA* PTCLDY 68 59 72 CALM 30.02R TC 20
SALEM* PTCLDY 68 61 77 MISG 30.02R TC 20
METROPOLIS* PTCLDY 62 62 100 CALM 30.02F TC 17
ILZ067-068-072-073-078-083-087-091-201100-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE MOCLDY 65 63 93 S5 30.00S TC 18
FLORA* PTCLDY 66 61 82 SW3 30.02R TC 19
FAIRFIELD* MOCLDY 64 59 83 CALM 30.02R TC 18
HARRISBURG* MOCLDY 63 62 97 CALM 30.02F TC 17
ROBINSON* CLOUDY 66 64 94 SW5 30.00R TC 19
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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