279
ASUS43 KLOT 070812
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
300 AM CDT MON SEP 07 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.
ILZ001-002-007-009-015-016-024-070900-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE MOCLDY 63 58 83 E6 30.12R TC 17
STERLING* PTCLDY 60 59 96 E5 30.15S TC 16
SAVANNA* MOCLDY 61 57 87 E5 30.14S TC 16
ILZ003-004-008-010-011-017-018-070900-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD PTCLDY 62 59 90 E3 30.16F TC 17
FREEPORT* PTCLDY 57 56 95 CALM 30.17S TC 14
ROCHELLE* PTCLDY 61 59 94 E5 30.16S TC 16
DE KALB* MOCLDY 59 59 100 NE5 30.17S TC 15
PERU* PTCLDY 61 59 94 NE7 30.13F TC 16
ILZ005-006-012>014-019>023-070900-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE MOCLDY 69 63 81 NE6 30.14S TC 21
CHICAGO-MIDWAY MOCLDY 71 61 70 E6 30.14S TC 22
AURORA MOCLDY 61 60 97 CALM 30.15R TC 16
JOLIET* MOCLDY 65 64 96 CALM 30.15R TC 18
WAUKEGAN MOCLDY 62 62 100 CALM 30.15F TC 17
DUPAGE AIRPORT MOCLDY 63 60 90 CALM 30.16R TC 17
KANKAKEE* PTCLDY 61 59 94 E6 30.15R TC 16
WHEELING MOCLDY 63 62 97 CALM 30.16S TC 17
ROMEOVILLE* MOCLDY 64 64 100 NE6 30.16R TC 18
LANSING* PTCLDY 65 57 77 E6 30.15S TC 18
NORTHERLY ISL* N/A 71 61 70 E13 N/A TC 22
LMZ740>746-070900-
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 73 72 50/ 10/ 14 1019.9 2/ 4
WAUKEGAN HARBOR 73 72 50/ 12/ 17 1020.6 2/ 4
WILMETTE BUOY 73 110/ 14/ 16 1023.7R 2/ 4
CHICAGO BUOY 73 73 1019.7 3/ 4
HARRISON CRIB 73 100/ 16/ 16 N/A
NORTHERLY ISL 72 90/ 9/ 12 N/A
CALUMET HARBOR 72 70/ 8/ 10 1021.0
MICHIGAN CITY 66 100/ 9/ 11 1019.9R
MICH CITY BUOY 67 71 100/ 10/ 12 N/A 2/ 4
ST. JOSEPH BUOY 64 63 100/ 6/ 8 1021.9R 1/ 4
ILZ025>027-034>036-040-047-049-050-058-095>099-070900-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY MOCLDY 68 58 70 E5 30.08R TC 20
GALESBURG* MOCLDY 64 60 86 E6 30.12F TC 18
MACOMB* PTCLDY 60 60 100 E3 30.12F TC 15
JACKSONVILLE* MOCLDY 59 59 100 NE3 30.09F TC 15
PITTSFIELD* MOCLDY 67 58 73 E6 30.08F TC 20
ILZ028>032-037-038-041>044-048-051>054-059>061-070900-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC PTCLDY 60 60 100 NE5 30.14S TC 16
BLOOMINGTON PTCLDY 60 60 100 NE6 30.13S TC 16
DECATUR MOCLDY 60 57 89 NE6 30.10S TC 16
PEORIA PTCLDY 65 61 87 CALM 30.12R TC 18
LACON* PTCLDY 62 58 88 E8 30.12R TC 17
LINCOLN* MOCLDY 61 61 100 NE3 30.11S TC 16
SPRINGFIELD MOCLDY 61 56 83 NE3 30.10R TC 16
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-070900-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN PTCLDY 61 58 90 NE8 30.11R TC 16
RANTOUL* MOCLDY 61 58 91 NE5 30.12S TC 16
MATTOON PTCLDY 61 57 87 NE6 30.08S TC 16
PARIS* PTCLDY 60 58 92 NE3 30.10S TC 16
ILZ079-100>102-070900-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON MOCLDY N/A N/A N/A CALM 30.06S
BELLEVILLE CLEAR 68 61 78 NE6 30.02R TC 20
CAHOKIA* MOCLDY 69 58 67 E6 30.03F TC 21
SPARTA* PTCLDY 68 58 71 NE5 30.04S TC 20
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-070900-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE NOT AVBL
CAIRO* PTCLDY 73 68 84 CALM 29.98F TC 23
EFFINGHAM* PTCLDY 63 58 85 NE6 30.08S TC 17
MARION PTCLDY 68 59 73 N5 30.02R TC 20
MT. VERNON MOCLDY 67 57 70 NE8 30.04R TC 19
CENTRALIA* MOCLDY 65 57 74 NE5 30.04S TC 19
SALEM* MOCLDY 68 59 73 MISG 30.05S TC 20
METROPOLIS* PTCLDY 71 62 71 CALM 29.99S TC 22
ILZ067-068-072-073-078-083-087-091-070900-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE PTCLDY 64 59 83 NE7 30.05F TC 18
FLORA* MOCLDY 64 57 77 NE7 30.05S TC 18
FAIRFIELD* MOCLDY 64 56 77 N3 30.04R TC 18
HARRISBURG* MOCLDY 68 62 80 NE5 30.02S TC 20
ROBINSON* PTCLDY 63 61 94 NE6 30.06S TC 17
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page