355
ASUS43 KLOT 310708
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
200 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.
ILZ001-002-007-009-015-016-024-310800-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE PTCLDY 70 65 84 E5 29.97F TC 21
STERLING* MOCLDY 65 65 100 E5 30.01F TC 18
SAVANNA* MOCLDY 69 63 81 SE3 29.99F TC 21
ILZ003-004-008-010-011-017-018-310800-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD MOCLDY 66 62 87 S3 30.02F TC 19
FREEPORT* MOCLDY 67 66 95 S5 30.02F TC 20
ROCHELLE* MOCLDY 63 61 92 SE3 30.03S TC 17
DE KALB* MOCLDY 65 63 92 CALM 30.04S TC 18
PERU* MOCLDY 68 63 83 S7 30.02S TC 20
ILZ005-006-012>014-019>023-310800-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE MOCLDY 73 61 65 CALM 30.01S TC 23
CHICAGO-MIDWAY MOCLDY 74 62 66 CALM 30.02R TC 23
AURORA MOCLDY 64 62 93 CALM 30.02F TC 18
JOLIET* PTCLDY 68 66 96 CALM 30.03S TC 20
WAUKEGAN PTCLDY 68 62 81 W5 30.01S TC 20
DUPAGE AIRPORT PTCLDY 67 64 90 SE3 30.02S TC 19
KANKAKEE* MOCLDY 65 64 95 CALM 30.04F TC 18
WHEELING PTCLDY 69 62 78 CALM 30.03S TC 21
ROMEOVILLE* PTCLDY 68 68 100 S3 30.03S TC 20
LANSING* PTCLDY 66 63 89 CALM 30.03S TC 19
NORTHERLY ISL* N/A 75 60 59 SW2 N/A TC 24
LMZ740>746-310800-
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 70 150/ 4/ 6 1015.8 1
WAUKEGAN HARBOR 72 71 210/ 4/ 4 1016.7 0
WILMETTE BUOY 72 210/ 4/ 6 1019.2S 0
CHICAGO BUOY 74 72 1015.5 0
HARRISON CRIB 78 200/ 8/ 9 N/A
NORTHERLY ISL 75 220/ 4/ 6 N/A
CALUMET HARBOR 74 200/ 3/ 4 1016.8R
BURNS HARBOR 1017.6S
MICHIGAN CITY 73 180/ 5/ 6 1015.3S
MICH CITY BUOY 73 73 200/ 6/ 8 N/A 1
ST. JOSEPH BUOY 73 73 200/ 4/ 6 1017.5R 0
ILZ025>027-034>036-040-047-049-050-058-095>099-310800-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY MOCLDY 72 66 81 SE8 29.96F TC 22
GALESBURG* PTCLDY 71 64 79 SE6 30.00F TC 21
MACOMB* PTCLDY 69 68 96 CALM 30.01F TC 21
JACKSONVILLE* PTCLDY 71 64 77 SE6 30.00F TC 22
ILZ028>032-037-038-041>044-048-051>054-059>061-310800-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC MOCLDY 65 64 96 SE5 30.03S TC 19
BLOOMINGTON MOCLDY 68 64 87 S6 30.04F TC 20
DECATUR MOCLDY 68 63 84 S7 30.03F TC 20
PEORIA PTCLDY 72 61 68 S3 30.01S TC 22
LACON* PTCLDY 70 60 70 SE3 30.01S TC 21
LINCOLN* PTCLDY 68 64 87 SE3 30.02S TC 20
SPRINGFIELD PTCLDY 73 63 70 SE7 30.01F TC 23
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-310800-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN MOCLDY 66 63 90 SE6 30.03F TC 19
DANVILLE* MOCLDY 66 65 95 CALM 30.04F TC 19
MATTOON MOCLDY 69 64 84 S3 30.03F TC 21
PARIS* MOCLDY 65 64 98 S3 30.04F TC 18
ILZ079-100>102-310800-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON MOCLDY 70 65 86 SE3 30.01F TC 21
BELLEVILLE PTCLDY 70 69 96 SE5 29.99F TC 21
CAHOKIA* MOCLDY 72 66 81 S5 30.00S TC 22
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-310800-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE NOT AVBL
CAIRO* PTCLDY 69 69 99 CALM 30.02S TC 21
EFFINGHAM* PTCLDY 67 67 100 CALM 30.05F TC 20
MARION PTCLDY 68 65 88 CALM 30.04S TC 20
MT. VERNON PTCLDY 70 64 81 CALM 30.03F TC 21
CENTRALIA* PTCLDY 67 63 86 CALM 30.03S TC 20
SALEM* PTCLDY 71 64 79 MISG 30.03S TC 22
METROPOLIS* PTCLDY 66 65 97 CALM 30.02F TC 19
ILZ067-068-072-073-078-083-087-091-310800-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE MOCLDY 68 67 96 CALM 30.03F TC 20
FAIRFIELD* PTCLDY 66 62 89 CALM 30.03F TC 19
HARRISBURG* PTCLDY 66 66 98 CALM 30.04R TC 19
ROBINSON* MOCLDY 66 66 100 CALM 30.03F TC 19
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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