479
ASUS43 KLOT 101710
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
1200 PM CDT THU SEP 10 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.
ILZ001-002-007-009-015-016-024-101800-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE PTSUNNY 73 62 68 E5 30.04F TC 23
STERLING* CLOUDY 74 63 68 E6 30.06F TC 23
SAVANNA* PTSUNNY 72 62 71 N3 30.07F TC 22
ILZ003-004-008-010-011-017-018-101800-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLOUDY 73 58 59 NE3 30.08S TC 23
FREEPORT* PTSUNNY 71 64 79 CALM 30.10S TC 22
ROCHELLE* CLOUDY 73 59 61 CALM 30.08S TC 23
DE KALB* CLOUDY 73 59 60 E5 30.08S TC 23
PERU* CLOUDY N/A N/A N/A CALM 30.06F
ILZ005-006-012>014-019>023-101800-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE CLOUDY 75 55 49 E7 30.05F TC 24
CHICAGO-MIDWAY CLOUDY 76 59 55 E6 30.05F TC 24
AURORA CLOUDY 73 59 61 E6 30.06F TC 23
JOLIET* CLOUDY 76 65 69 S6 30.07F TC 25
WAUKEGAN PTSUNNY 71 58 63 CALM 30.06S TC 22
DUPAGE AIRPORT CLOUDY 73 57 57 E3 30.07S TC 23
KANKAKEE* CLOUDY 72 68 89 CALM 30.07F TC 22
WHEELING CLOUDY 73 54 51 VRB6 30.08R TC 23
LANSING* CLOUDY 74 64 70 NE5 30.07S TC 23
NORTHERLY ISL* N/A 75 62 64 NE3 N/A TC 24
LMZ740>746-101800-
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 66 350/ 2/ 4 1019.8 1/ 3
WAUKEGAN HARBOR 70 69 320/ 6/ 8 1018.0 1/ 3
WILMETTE BUOY 71 40/ 4/ 8 1020.6F 1/ 4
CHICAGO BUOY 73 72 1016.7 2/ 3
HARRISON CRIB 73 30/ 8/ 9 N/A
NORTHERLY ISL 73 350/ 6/ 8 N/A
CALUMET HARBOR 73 10/ 6/ 9 1018.0
MICHIGAN CITY 72 20/ 7/ 8 1016.6F
MICH CITY BUOY 72 71 30/ 8/ 10 N/A 2/ 4
ST. JOSEPH BUOY 72 71 30/ 6/ 8 1018.5F 2/ 4
ILZ025>027-034>036-040-047-049-050-058-095>099-101800-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY CLOUDY 71 69 93 SW5 30.05F TC 22
GALESBURG* CLOUDY 72 72 98 CALM 30.06S TC 22
MACOMB* CLOUDY 71 71 99 SW3 30.08R TC 22
JACKSONVILLE* CLOUDY 71 71 100 CALM 30.06R TC 22
PITTSFIELD* CLOUDY 72 71 98 W5 30.06F TC 22
ILZ028>032-037-038-041>044-048-051>054-059>061-101800-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC CLOUDY 73 72 97 S6 30.05F TC 23
BLOOMINGTON LGT RAIN 72 72 100 SW6 30.07F TC 22
DECATUR CLOUDY 72 68 87 N6 30.06F TC 22
PEORIA CLOUDY 73 68 84 W6 30.04F TC 23
LACON* CLOUDY 72 68 87 S3 30.04F TC 22
LINCOLN* LGT RAIN 71 70 99 E3 30.04F TC 21
SPRINGFIELD LGT RAIN 71 68 90 CALM 30.05F TC 22
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-101800-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN LGT RAIN 71 70 96 CALM 30.07F TC 22
RANTOUL* LGT RAIN 70 68 94 N7 30.07F TC 21
MATTOON LGT RAIN 71 69 93 NW5 30.06F TC 22
PARIS* LGT RAIN 72 70 94 CALM 30.07F TC 22
ILZ079-100>102-101800-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON CLOUDY 75 70 83 N5 30.07S TC 24
CAHOKIA* N/A N/A N/A N/A MISG 30.06S
SPARTA* CLOUDY 74 73 96 CALM 30.07S TC 23
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-101800-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE NOT AVBL
CAIRO* PTSUNNY 89 76 65 W6 30.02F HX 100 TC 32
EFFINGHAM* RAIN 73 69 89 NW3 30.09S TC 23
MT. VERNON LGT RAIN 73 72 96 VRB6 30.06F TC 23
CENTRALIA* CLOUDY 74 73 98 NE5 30.05F TC 23
SALEM* PTSUNNY 74 73 95 MISG 30.06F TC 23
METROPOLIS* MOSUNNY 88 72 58 W6 30.03F HX 94 TC 31
ILZ067-068-072-073-078-083-087-091-101800-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
FLORA* RAIN 73 73 100 NE3 30.06F TC 23
FAIRFIELD* RAIN 72 71 98 CALM 30.06F TC 22
HARRISBURG* CLOUDY 73 73 100 CALM 30.06F TC 23
ROBINSON* LGT RAIN 75 72 88 SW3 30.06S TC 24
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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