124
ASUS43 KLOT 310506
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
1200 AM CDT FRI JUL 31 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.
ILZ001-002-007-009-015-016-024-310600-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE PTCLDY 70 65 84 SE6 29.99F TC 21
STERLING* PTCLDY 65 65 100 E3 30.02F TC 18
SAVANNA* PTCLDY 70 65 83 SE3 30.01F TC 21
ILZ003-004-008-010-011-017-018-310600-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD MOCLDY 67 64 90 CALM 30.03F TC 19
FREEPORT* MOCLDY 66 64 95 S5 30.03F TC 19
ROCHELLE* PTCLDY 63 61 92 SE5 30.04F TC 17
DE KALB* PTCLDY 66 63 89 S3 30.05F TC 19
PERU* MOCLDY 70 63 78 SE7 30.03F TC 21
ILZ005-006-012>014-019>023-310600-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE MOCLDY 75 62 64 S3 30.02F TC 24
CHICAGO-MIDWAY CLOUDY 76 62 62 SW6 30.03F TC 24
AURORA PTCLDY 66 64 93 CALM 30.03F TC 19
WAUKEGAN MOCLDY 70 59 68 SW5 30.01F TC 21
DUPAGE AIRPORT PTCLDY 69 65 86 S3 30.03F TC 21
WHEELING PTCLDY 71 62 73 CALM 30.03F TC 22
ROMEOVILLE* PTCLDY 68 68 100 SE3 30.04F TC 20
LANSING* PTCLDY 66 64 91 CALM 30.04F TC 19
NORTHERLY ISL* N/A 77 60 55 S5 N/A TC 25
LMZ740>746-310600-
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 72 150/ 4/ 6 1015.8 0
WAUKEGAN HARBOR 72 71 190/ 4/ 6 1016.7 1
WILMETTE BUOY 72 180/ 6/ 8 1019.5F 1
CHICAGO BUOY 74 73 1015.7 1
HARRISON CRIB 79 210/ 7/ 8 N/A
NORTHERLY ISL 76 200/ 3 N/A
CALUMET HARBOR 75 200/ 3/ 3 1017.1F
BURNS HARBOR 1017.6F
MICHIGAN CITY 74 160/ 6/ 7 1015.6F
MICH CITY BUOY 74 74 190/ 4/ 6 N/A 0
ST. JOSEPH BUOY 73 73 200/ 6/ 6 1017.8F 0
ILZ025>027-034>036-040-047-049-050-058-095>099-310600-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY MOCLDY 72 67 84 SE6 30.00S TC 22
JACKSONVILLE* PTCLDY 70 65 85 SE6 30.02S TC 21
ILZ028>032-037-038-041>044-048-051>054-059>061-310600-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC MOCLDY 67 65 95 SE5 30.04S TC 19
BLOOMINGTON MOCLDY 70 63 78 SE7 30.06S TC 21
DECATUR MOCLDY 68 63 84 SE5 30.04F TC 20
PEORIA MOCLDY 74 62 66 SE7 30.03R TC 23
LACON* MOCLDY 72 60 66 SE5 30.02F TC 22
SPRINGFIELD MOCLDY 72 64 76 SE6 30.03S TC 22
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-310600-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN MOCLDY 65 63 93 SE6 30.05F TC 18
DANVILLE* PTCLDY 66 65 94 CALM 30.06F TC 19
MATTOON MOCLDY 68 64 87 SE5 30.04F TC 20
PARIS* MOCLDY 65 64 97 CALM 30.06S TC 18
ILZ079-100>102-310600-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON PTCLDY 71 66 85 CALM 30.03S TC 22
CAHOKIA* PTCLDY 74 67 78 SE3 30.02R TC 23
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-310600-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE NOT AVBL
CAIRO* PTCLDY 70 69 98 CALM 30.03S TC 21
EFFINGHAM* PTCLDY 68 68 100 CALM 30.06F TC 20
MT. VERNON PTCLDY 66 64 93 CALM 30.04F TC 19
SALEM* PTCLDY 71 66 85 MISG 30.03F TC 22
METROPOLIS* PTCLDY 68 67 98 CALM 30.04S TC 20
ILZ067-068-072-073-078-083-087-091-310600-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE PTCLDY 69 66 90 CALM 30.05S TC 21
FAIRFIELD* PTCLDY 67 64 87 CALM 30.04F TC 20
HARRISBURG* PTCLDY 68 67 97 CALM 30.05S TC 20
ROBINSON* PTCLDY 66 66 100 S2 30.05S TC 19
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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