662
ASUS43 KLOT 091103
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
600 AM CDT WED SEP 09 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.
ILZ001-002-007-009-015-016-024-091200-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE LGT RAIN 70 69 97 SW6 30.05F TC 21
STERLING* MOCLDY 71 71 100 W13 30.04S TC 22
SAVANNA* RAIN 72 69 92 SW8 30.03S TC 22
ILZ003-004-008-010-011-017-018-091200-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLOUDY 71 70 96 SW7 30.02R TC 22
FREEPORT* CLOUDY 70 69 95 SW10G16 30.04R TC 21
ILZ005-006-012>014-019>023-091200-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE LGT RAIN 74 65 73 W5 29.99R TC 23
CHICAGO-MIDWAY LGT RAIN 75 64 68 SW7 30.00R TC 24
AURORA HVY RAIN 68 68 100 W5 30.02R FOG TC 20
JOLIET* MOCLDY 74 67 78 W5 30.02R TC 24
WAUKEGAN LGT RAIN 69 68 96 SW5 29.98F TC 21
DUPAGE AIRPORT LGT RAIN 70 66 87 W6 30.01R TC 21
KANKAKEE* PTCLDY 70 64 80 S5 30.04R TC 21
WHEELING LGT RAIN 72 67 84 NW3 30.01R TC 22
LANSING* MOCLDY 71 64 78 SW5 30.01R TC 22
NORTHERLY ISL* N/A 76 62 62 W8 N/A TC 24
LMZ740>746-091200-
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 66 63 190/ 4/ 6 1014.3F 0
WAUKEGAN HARBOR 71 71 180/ 4/ 4 1015.7F 0
WILMETTE BUOY 73 320/ 4/ 8 1018.6R 1
CHICAGO BUOY 77 73 1014.4R 1
HARRISON CRIB 79 230/ 14/ 16 N/A
NORTHERLY ISL 76 230/ 4/ 8 N/A
CALUMET HARBOR 76 200/ 6/ 8 1015.4
MICHIGAN CITY 75 150/ 11/ 13 1013.9F
MICH CITY BUOY 71 68 170/ 12/ 16 N/A 1
ST. JOSEPH BUOY 70 68 160/ 10/ 14 1016.0F 1
ILZ025>027-034>036-040-047-049-050-058-095>099-091200-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY CLOUDY 73 69 87 N8 30.09R TC 23
MACOMB* LGT RAIN 71 71 99 N8 30.11R TC 22
PITTSFIELD* CLEAR 73 65 78 CALM 30.06S TC 23
ILZ028>032-037-038-041>044-048-051>054-059>061-091200-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
BLOOMINGTON CLEAR 67 64 90 S6 30.06F TC 19
DECATUR MOCLDY 72 65 78 SW5 30.08R TC 22
PEORIA CLOUDY 73 69 87 W8 30.08R TC 23
LACON* LGT RAIN 72 68 88 W6 30.03R TC 22
LINCOLN* PTCLDY 70 65 84 CALM 30.04F TC 21
SPRINGFIELD PTCLDY 71 64 78 S3 30.04F TC 22
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-091200-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN PTCLDY 67 65 93 SW3 30.07F TC 19
MATTOON MOCLDY 74 70 87 S8 30.06R TC 23
ILZ079-100>102-091200-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON PTCLDY 76 66 71 S3 30.04S TC 25
CAHOKIA* PTCLDY 71 66 84 CALM 30.04S TC 22
SPARTA* CLEAR 75 69 81 S7 30.08R TC 24
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-091200-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE NOT AVBL
EFFINGHAM* PTCLDY 73 71 94 SE5 30.08S TC 23
MT. VERNON CLEAR 73 71 93 SW3 30.08R TC 23
CENTRALIA* CLEAR 75 72 88 S5 30.07R TC 24
SALEM* MOCLDY 77 73 86 MISG 30.07R TC 25
ILZ067-068-072-073-078-083-087-091-091200-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE PTCLDY 73 71 93 S7 30.09R TC 23
FAIRFIELD* PTCLDY 73 69 87 S5 30.08S TC 23
HARRISBURG* CLEAR 76 71 84 S5 30.10R TC 25
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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