688
ASUS43 KLOT 200810
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
300 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.
ILZ001-002-007-009-015-016-024-200900-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE PTCLDY 61 60 97 SW5 29.99S TC 16
STERLING* CLEAR 59 59 100 W8 29.98F TC 15
SAVANNA* CLEAR 61 56 83 W8 29.98S TC 16
ILZ003-004-008-010-011-017-018-200900-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD PTCLDY 60 56 86 W6 29.96F TC 16
FREEPORT* CLEAR 58 57 95 SW6 29.97S TC 15
ROCHELLE* CLEAR 59 53 81 W7 29.97S TC 15
DE KALB* CLEAR 60 57 91 W9 29.97S TC 16
PERU* MOCLDY 63 61 94 NW5 29.99R TC 17
ILZ005-006-012>014-019>023-200900-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE PTCLDY 65 54 67 W12 29.93S TC 18
CHICAGO-MIDWAY MOCLDY 68 53 58 W13G26 29.95R TC 20
AURORA CLEAR 60 58 92 W8 29.96R TC 16
JOLIET* MOCLDY 65 62 91 CALM 29.97R TC 18
WAUKEGAN CLEAR 62 54 74 W9 29.90F TC 17
DUPAGE AIRPORT CLEAR 62 57 83 W7 29.94F TC 17
KANKAKEE* CLOUDY 64 58 81 SW3 29.95S TC 18
WHEELING CLEAR 64 56 75 W6 29.94F TC 18
ROMEOVILLE* CLOUDY 63 63 100 W7 29.97R TC 17
LANSING* LGT RAIN 62 59 90 SW8 29.95S TC 17
NORTHERLY ISL* N/A 67 53 61 NW8 N/A TC 19
LMZ740>746-200900-
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 62 54 1012.0 1
WAUKEGAN HARBOR 62 52 260/ 12/ 16 1013.2 0
WILMETTE BUOY 62 260/ 10/ 12 1014.8F 1
CHICAGO BUOY 67 61 280/ 14/ 19 1012.5 1
HARRISON CRIB 68 290/ 17/ 19 N/A
NORTHERLY ISL 68 260/ 5/ 8 N/A
CALUMET HARBOR 67 240/ 3/ 6 1013.7F
BURNS HARBOR 230/ 6/ 8 1014.2S
MICHIGAN CITY 66 210/ 12/ 14 1012.1S
MICH CITY BUOY 65 63 250/ 14/ 17 992.0R 1/ 2
ST. JOSEPH BUOY 66 64 240/ 12/ 14 1013.8F 1/ 2
ILZ025>027-034>036-040-047-049-050-058-095>099-200900-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY CLOUDY 66 61 84 SW5 30.01R TC 19
GALESBURG* CLOUDY 63 60 90 W5 30.02R TC 17
MACOMB* CLOUDY 65 64 98 CALM 30.03R TC 18
JACKSONVILLE* CLOUDY 66 63 90 CALM 30.00S TC 19
PITTSFIELD* CLOUDY 67 64 91 CALM 30.03R TC 19
ILZ028>032-037-038-041>044-048-051>054-059>061-200900-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC CLOUDY 67 61 81 MISG 29.96R TC 19
BLOOMINGTON CLOUDY 67 63 87 SW7 29.99S TC 19
DECATUR CLOUDY 68 61 78 SW7 30.00R TC 20
PEORIA CLOUDY 66 60 81 W5 29.98R TC 19
LACON* MOCLDY 63 58 84 N6 29.98R TC 17
SPRINGFIELD CLOUDY 65 62 90 W5 30.00R TC 18
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-200900-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN CLOUDY 66 63 90 SW6 29.99S TC 19
DANVILLE* CLOUDY 66 62 87 SW3 29.99S TC 19
MATTOON CLOUDY 68 61 78 MISG 29.98F TC 20
PARIS* CLOUDY 65 62 89 SW5 29.99F TC 19
ILZ079-100>102-200900-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON CLOUDY 66 64 93 CALM 30.00F TC 19
BELLEVILLE MOCLDY 67 61 79 CALM 29.98F TC 20
CAHOKIA* MOCLDY 68 59 73 CALM 29.99F TC 20
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-200900-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE MOCLDY 64 63 96 CALM 30.01S TC 18
CAIRO* PTCLDY 67 65 94 CALM 30.02R TC 19
EFFINGHAM* MOCLDY 64 64 100 CALM 30.02R TC 18
MARION MOCLDY 64 64 98 CALM 30.02S TC 18
MT. VERNON MOCLDY 60 60 100 CALM 30.01S TC 16
CENTRALIA* MOCLDY 66 60 82 CALM 30.01S TC 19
SALEM* MOCLDY 68 61 77 MISG 30.01R TC 20
METROPOLIS* PTCLDY 63 63 100 CALM 30.03R TC 17
ILZ067-068-072-073-078-083-087-091-200900-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE MOCLDY 65 62 90 CALM 29.99F TC 18
FLORA* MOCLDY 64 N/A N/A SW3 30.01R TC 18
FAIRFIELD* MOCLDY 63 59 87 CALM 30.01R TC 17
HARRISBURG* PTCLDY 63 62 98 CALM 30.02S TC 17
ROBINSON* MOCLDY 64 64 100 S2 29.99S TC 18
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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