178
ASUS43 KLOT 092210
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
500 PM 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.
ILZ001-002-007-009-015-016-024-092300-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE PTSUNNY 79 69 71 W13 30.02F HX 81 TC 26
STERLING* PTSUNNY 77 71 82 W14 30.02F TC 25
SAVANNA* PTSUNNY 80 70 72 SW7 30.01F HX 82 TC 26
ILZ003-004-008-010-011-017-018-092300-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD PTSUNNY 79 69 71 W12 30.01S HX 81 TC 26
FREEPORT* PTSUNNY 80 73 79 W7 30.03S HX 84 TC 27
ROCHELLE* MOSUNNY 78 68 71 W10 30.01F HX 80 TC 26
DE KALB* PTSUNNY 77 70 78 W13 30.01F TC 25
PERU* CLOUDY 79 68 69 W9G17 30.02F HX 81 TC 26
ILZ005-006-012>014-019>023-092300-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE PTSUNNY 78 68 71 W13G18 29.98F HX 80 TC 26
CHICAGO-MIDWAY PTSUNNY 79 68 69 W14 29.98F HX 81 TC 26
AURORA PTSUNNY 77 70 79 W8 30.00F TC 25
JOLIET* PTSUNNY 80 70 71 W8 30.01S HX 83 TC 27
WAUKEGAN MOSUNNY 77 70 79 SW13 29.96F TC 25
DUPAGE AIRPORT PTSUNNY 78 70 76 W14 30.00F HX 80 TC 26
KANKAKEE* MOSUNNY 79 68 69 W9 30.03F HX 81 TC 26
WHEELING MOSUNNY 78 69 73 W8 29.99F HX 80 TC 26
LANSING* MOSUNNY 79 69 72 SW9 30.01S HX 82 TC 26
NORTHERLY ISL* N/A 79 66 64 SW8 N/A HX 81 TC 26
LMZ740>746-092300-
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 65 230/ 6/ 10 1019.1 0
WAUKEGAN HARBOR 71 56 250/ 8/ 17 1015.2 0
WILMETTE BUOY 75 290/ 12/ 16 1018.0 1
CHICAGO BUOY 79 72 1014.1 1
HARRISON CRIB 78 280/ 12/ 12 N/A
NORTHERLY ISL 79 260/ 8/ 12 N/A
CALUMET HARBOR 79 250/ 5/ 8 1015.5F
MICHIGAN CITY 73 240/ 8/ 9 1014.5R
MICH CITY BUOY 72 70 200/ 2/ 4 N/A 1/ 3
ST. JOSEPH BUOY 72 71 210/ 6/ 6 1016.2F 2/ 4
ILZ025>027-034>036-040-047-049-050-058-095>099-092300-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY MOSUNNY 73 70 90 E3 30.03F TC 23
GALESBURG* MOSUNNY 74 70 86 W8 30.05F TC 24
MACOMB* MOSUNNY 74 72 93 NW7 30.07F TC 23
JACKSONVILLE* MOSUNNY 75 68 79 NW6 30.06R TC 24
PITTSFIELD* MOSUNNY 77 70 79 N10 30.06S TC 25
ILZ028>032-037-038-041>044-048-051>054-059>061-092300-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC MOSUNNY 79 70 72 W7 30.03S HX 82 TC 26
BLOOMINGTON MOSUNNY 77 67 71 SW9 30.06F TC 25
DECATUR MOSUNNY 80 67 64 N16 30.04S HX 82 TC 27
PEORIA MOSUNNY 76 67 73 W5 30.04S TC 24
LACON* MOSUNNY 77 66 68 W3 30.02F TC 25
LINCOLN* MOSUNNY 79 66 64 NW7 30.05S HX 81 TC 26
SPRINGFIELD MOSUNNY 78 66 66 NW7 30.04S HX 80 TC 26
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-092300-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN MOSUNNY 79 69 71 NW9 30.04R HX 81 TC 26
RANTOUL* MOSUNNY 80 67 65 W7 30.04S HX 82 TC 27
MATTOON MOSUNNY 90 67 46 SW6 30.00S HX 93 TC 32
PARIS* MOSUNNY 88 67 48 NW8 30.01R HX 91 TC 31
ILZ079-100>102-092300-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CAHOKIA* MOSUNNY 93 69 45 CALM 30.00F HX 98 TC 34
SPARTA* MOSUNNY 91 67 43 CALM 30.03S HX 94 TC 33
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-092300-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE SUNNY 88 75 66 S9 30.03S HX 97 TC 31
CAIRO* PTSUNNY 81 78 91 SE5 30.04F HX 89 TC 27
EFFINGHAM* SUNNY 91 68 46 SE8 30.02S HX 95 TC 33
MT. VERNON MOSUNNY 94 71 47 S15 30.01F HX 101 TC 34
METROPOLIS* PTSUNNY 79 71 76 S5 30.06F HX 82 TC 26
ILZ067-068-072-073-078-083-087-091-092300-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE MOSUNNY 91 73 55 W5 29.98F HX 99 TC 33
FLORA* SUNNY 95 68 41 SW9 30.00F HX 99 TC 35
FAIRFIELD* MOSUNNY 92 70 47 SW7 30.00F HX 98 TC 34
HARRISBURG* PTSUNNY 88 74 64 SW8 30.04F HX 96 TC 31
ROBINSON* SUNNY 91 70 49 W7 29.98F HX 97 TC 33
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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