159
ASUS43 KLOT 150812
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
300 AM CDT MON JUN 15 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.
ILZ001-002-007-009-015-016-024-150900-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLEAR 50 49 96 S3 30.02S TC 10
STERLING* CLEAR 52 50 93 SW3 30.03R TC 11
SAVANNA* CLEAR 49 46 90 SE3 30.02R TC 9
ILZ003-004-008-010-011-017-018-150900-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLEAR 50 48 93 SE5 30.01S TC 10
FREEPORT* CLEAR 51 49 91 S6 30.01S TC 11
ROCHELLE* CLEAR 48 46 94 CALM 30.02S TC 9
DE KALB* CLEAR 48 46 91 S6 30.02F TC 9
PERU* CLEAR 54 52 94 SW7 30.03S TC 12
ILZ005-006-012>014-019>023-150900-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE CLEAR 54 46 74 SW5 30.00S TC 12
CHICAGO-MIDWAY CLEAR 56 46 69 S5 30.01R TC 13
AURORA CLEAR 47 47 100 CALM 30.01F TC 8
JOLIET* CLEAR 50 49 97 CALM 30.02F TC 10
WAUKEGAN CLEAR 50 46 86 SW6 29.98S TC 10
DUPAGE AIRPORT CLEAR 51 50 96 SW3 30.00F TC 11
KANKAKEE* CLOUDY 56 54 91 CALM 30.04S TC 14
WHEELING CLEAR 49 47 93 MISG 30.01S TC 9
ROMEOVILLE* CLEAR 54 48 82 SE3 30.02F TC 12
NORTHERLY ISL* N/A 57 49 74 S5 N/A TC 14
LMZ740>746-150900-
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 54 1009.8 1
WAUKEGAN HARBOR 58 60 230/ 8/ 10 1015.6 1
WILMETTE BUOY 60 220/ 8/ 10 1017.4S 1/ 4
CHICAGO BUOY 60 61 200/ 8/ 10 1014.9 2/ 4
HARRISON CRIB 60 190/ 8/ 8 N/A
NORTHERLY ISL 57 200/ 4/ 6 N/A
CALUMET HARBOR 57 230/ 2/ 2 1016.5
BURNS HARBOR 190/ 2/ 3 1016.9S
MICHIGAN CITY 58 190/ 6/ 7 1015.2R
MICH CITY BUOY 61 64 210/ 2/ 6 994.7R 3/ 4
ST. JOSEPH BUOY 61 130/ 4/ 6 1016.5R 2/ 4
ILZ025>027-034>036-040-047-049-050-058-095>099-150900-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY PTCLDY 56 53 90 W5 30.05S TC 13
GALESBURG* MOCLDY 50 50 100 CALM 30.05S TC 10
MACOMB* PTCLDY 54 54 99 CALM 30.06F TC 12
JACKSONVILLE* CLEAR 53 53 100 W3 30.05S TC 12
PITTSFIELD* PTCLDY 57 55 92 W5 30.06S TC 14
ILZ028>032-037-038-041>044-048-051>054-059>061-150900-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC PTCLDY 56 54 91 MISG 30.04S TC 14
BLOOMINGTON PTCLDY 57 52 83 N5 30.05S TC 14
DECATUR CLOUDY 62 51 67 N9 30.03S TC 17
PEORIA CLEAR 54 52 94 CALM 30.04S TC 12
LACON* PTCLDY 50 48 92 CALM 30.03S TC 10
LINCOLN* N/A N/A N/A N/A MISG N/A
SPRINGFIELD PTCLDY 55 53 93 CALM 30.03S TC 13
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-150900-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN MOCLDY 55 53 93 N7 30.02S TC 13
DANVILLE* CLOUDY 58 53 85 NE7 30.03S TC 14
MATTOON CLOUDY 61 56 83 W5 30.01S TC 16
PARIS* MOCLDY 58 57 97 CALM 30.01F TC 15
ILZ079-100>102-150900-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON MOCLDY 59 55 87 CALM 30.05R TC 15
BELLEVILLE CLEAR 59 57 93 CALM 30.03S TC 15
CAHOKIA* PTCLDY 58 56 93 SW3 30.05R TC 14
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-150900-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE CLEAR 57 56 96 CALM 30.03F TC 14
CAIRO* CLEAR 61 59 95 CALM 30.04F TC 16
EFFINGHAM* CLOUDY 61 59 95 CALM 30.04S TC 16
MARION CLEAR 55 55 98 CALM 30.04F TC 13
MT. VERNON CLOUDY 58 56 93 CALM 30.04S TC 14
CENTRALIA* CLOUDY 61 57 86 CALM 30.03F TC 16
SALEM* CLOUDY 63 58 86 MISG 30.03S TC 17
METROPOLIS* CLEAR 57 57 100 CALM 30.04S TC 14
ILZ067-068-072-073-078-083-087-091-150900-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE CLOUDY 61 57 87 S3 30.01F TC 16
FLORA* CLOUDY 63 55 77 W3 30.03S TC 17
FAIRFIELD* CLOUDY 60 55 83 CALM 30.03S TC 15
HARRISBURG* CLEAR 54 54 99 CALM 30.04S TC 12
ROBINSON* CLOUDY 61 59 94 S2 30.01S TC 16
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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