275
ASUS43 KLOT 090201
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
900 PM CDT TUE SEP 08 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.
ILZ001-002-007-009-015-016-024-090300-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE PTCLDY 79 68 69 E3 29.99R HX 81 TC 26
STERLING* CLOUDY 79 66 64 CALM 30.03R HX 81 TC 26
SAVANNA* DRIZZLE 77 70 79 NE3 30.03R TC 25
ILZ003-004-008-010-011-017-018-090300-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLOUDY 77 64 64 CALM 30.06R TC 25
FREEPORT* MOCLDY 75 71 87 CALM 30.06R TC 24
ILZ005-006-012>014-019>023-090300-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE MOCLDY 80 60 50 S9 30.03R HX 81 TC 27
CHICAGO-MIDWAY MOCLDY 80 60 50 S9 30.05R HX 81 TC 27
AURORA PTCLDY 76 63 64 S6 30.04R TC 24
JOLIET* PTCLDY 77 63 63 S3 30.06S TC 25
WAUKEGAN MOCLDY 71 66 84 CALM 30.04R TC 22
DUPAGE AIRPORT CLOUDY 77 62 59 S8 30.04S TC 25
KANKAKEE* CLEAR 75 63 66 S5 30.08R TC 24
WHEELING MOCLDY 80 60 50 SW5 30.06R HX 81 TC 27
ROMEOVILLE* MOCLDY 75 63 64 S8 30.06R TC 24
LANSING* PTCLDY 73 61 66 SW3 30.07R TC 23
NORTHERLY ISL* N/A 80 57 45 S10 N/A HX 80 TC 27
LMZ740>746-090300-
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 71 67 140/ 4/ 6 1016.8R 2/ 4
WAUKEGAN HARBOR 74 71 70/ 2/ 4 1017.7R 2/ 3
WILMETTE BUOY 78 220/ 8/ 10 1020.2R 1/ 3
CHICAGO BUOY 78 72 1016.4R 1/ 2
HARRISON CRIB 81 200/ 15/ 16 N/A
NORTHERLY ISL 81 170/ 9/ 17 N/A
CALUMET HARBOR 80 180/ 5/ 9 1017.4
MICHIGAN CITY 78 180/ 8/ 10 1016.3R
MICH CITY BUOY 71 67 190/ 4/ 6 N/A 0
ST. JOSEPH BUOY 73 71 170/ 8/ 8 1018.4R 0
ILZ025>027-034>036-040-047-049-050-058-095>099-090300-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY CLEAR 82 66 58 S8 30.03R HX 84 TC 28
GALESBURG* CLEAR 79 68 69 SE6 30.02S HX 81 TC 26
MACOMB* CLEAR 77 72 84 S7 30.04S TC 25
JACKSONVILLE* CLEAR 82 63 52 S6 30.06R HX 83 TC 28
PITTSFIELD* CLEAR 81 64 56 SE5 30.06R HX 82 TC 27
ILZ028>032-037-038-041>044-048-051>054-059>061-090300-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
BLOOMINGTON CLEAR 75 64 68 S8 30.09R TC 24
DECATUR CLEAR 76 64 66 CALM 30.09R TC 24
PEORIA CLEAR 82 63 52 S8 30.03S HX 83 TC 28
LACON* CLEAR 77 62 59 S5 30.02F TC 25
LINCOLN* CLEAR 79 64 60 CALM 30.07R HX 80 TC 26
SPRINGFIELD CLEAR 82 61 48 S5 30.06R HX 83 TC 28
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-090300-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN CLEAR 70 67 90 SE5 30.09R TC 21
MATTOON CLEAR 76 66 71 S5 30.08R TC 24
ILZ079-100>102-090300-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON CLEAR 77 66 69 SE6 30.06R TC 25
CAHOKIA* PTCLDY 80 62 54 S5 30.05R HX 81 TC 27
SPARTA* CLEAR 82 64 54 S5 30.09R HX 84 TC 28
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-090300-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE NOT AVBL
CAIRO* MOCLDY 79 74 86 CALM 30.09R HX 82 TC 26
EFFINGHAM* CLEAR 73 69 87 E3 30.10R TC 23
MARION CLEAR 79 70 73 SE5 30.09R HX 81 TC 26
MT. VERNON CLEAR 74 67 78 CALM 30.09R TC 23
CENTRALIA* CLEAR 72 64 74 SE3 30.08R TC 22
SALEM* CLEAR 82 64 54 MISG 30.08R HX 83 TC 28
METROPOLIS* PTCLDY 76 72 86 CALM 30.09R TC 25
ILZ067-068-072-073-078-083-087-091-090300-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE PTCLDY 79 70 74 SE6 30.09R HX 82 TC 26
FLORA* CLEAR 79 66 65 CALM 30.09R HX 81 TC 26
FAIRFIELD* CLEAR 81 66 59 S3 30.08R HX 83 TC 27
HARRISBURG* CLEAR 77 70 81 CALM 30.09R TC 25
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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