565
ASUS43 KLOT 122106
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
400 PM CDT FRI SEP 12 2025
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.
ILZ001-002-007-009-015-016-024-122200-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE SUNNY 87 60 40 SE8 30.05F HX 87 TC 31
STERLING* SUNNY 86 54 33 SE8 30.09F HX 84 TC 30
ILZ003-004-008-010-011-017-018-122200-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD PTSUNNY 84 57 39 S14 30.11F HX 83 TC 29
ROCHELLE* MOSUNNY 85 52 32 S9 30.11F HX 83 TC 29
DE KALB* MOSUNNY 82 56 40 S6 30.12F HX 82 TC 28
PERU* MOSUNNY 88 56 33 SE8 30.09F HX 87 TC 31
ILZ005-006-012>014-019>023-122200-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE PTSUNNY 83 52 34 S10 30.11F HX 82 TC 28
CHICAGO-MIDWAY PTSUNNY 84 53 34 SW10 30.11F HX 82 TC 29
AURORA MOSUNNY 83 57 41 S7 30.11F HX 82 TC 28
JOLIET* MOSUNNY 86 55 35 S7 30.11F HX 84 TC 30
WAUKEGAN MOSUNNY 79 57 46 E9 30.12F HX 80 TC 26
DUPAGE AIRPORT MOSUNNY 83 55 38 S10 30.11F HX 82 TC 28
KANKAKEE* MOSUNNY 84 54 34 CALM 30.13F HX 83 TC 29
WHEELING MOSUNNY 84 52 33 S9 30.13F HX 82 TC 29
MORRIS* MOSUNNY 83 58 43 SE7 30.09F HX 82 TC 28
ROMEOVILLE* SUNNY 84 57 39 VRB7 30.12F HX 83 TC 29
LANSING* N/A 82 55 38 CALM 30.13F HX 82 TC 28
LMZ740>746-122200-
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)
S. MID LAKE BUOY 67 67 130/ 8/ 8 1021.1F
WINTHROP HARBOR 69 68 130/ 6/ 8 N/A 1/ 2
WAUKEGAN HARBOR 70 69 N/A 1
WILMETTE BUOY 71 150/ 10/ 14 1022.6F 1/ 3
CHICAGO BUOY 72 66 80/ 10/ 12 1020.6 1/ 4
HARRISON CRIB 73 100/ 13/ 14 N/A
CALUMET HARBOR 73 50/ 9/ 10 1019.7
BURNS HARBOR 74 50/ 4/ 5 1021.0F
MICHIGAN CITY 71 30/ 6/ 6 1019.6F
MICH CITY BUOY 75 1019.1F
ST. JOSEPH BUOY 71 71 350/ 6/ 8 1021.9F 1
ILZ025>027-034>036-040-047-049-050-058-095>099-122200-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY MOSUNNY 90 61 37 SE7 30.05F HX 90 TC 32
GALESBURG* SUNNY 87 58 38 SE7 30.07F HX 86 TC 31
MACOMB* MOSUNNY 91 60 35 S7 30.08F HX 90 TC 33
JACKSONVILLE* SUNNY 90 59 34 SW5 30.07F HX 89 TC 32
PITTSFIELD* MOSUNNY 91 62 36 SE6 30.08S HX 91 TC 33
ILZ028>032-037-038-041>044-048-051>054-059>061-122200-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC MOSUNNY 87 52 30 S9 30.10F HX 85 TC 31
BLOOMINGTON MOSUNNY 86 56 35 SW9 30.11F HX 85 TC 30
DECATUR MOSUNNY 89 54 30 SE3 30.10F HX 87 TC 32
PEORIA MOSUNNY 88 55 32 SE7 30.07F HX 86 TC 31
LACON* MOSUNNY 87 54 33 SE7 30.07F HX 85 TC 30
LINCOLN* MOSUNNY 89 56 32 SE5 30.08F HX 87 TC 32
SPRINGFIELD MOSUNNY 90 57 32 NE5 30.07F HX 88 TC 32
TAYLORVILLE MOSUNNY 90 57 33 MISG 30.08F HX 88 TC 32
ILZ033-039-045-046-055>057-062-063-122200-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN MOSUNNY 88 56 33 SW9 30.11F HX 86 TC 31
DANVILLE* MOSUNNY 86 52 30 SE3 30.13F HX 84 TC 30
RANTOUL* MOSUNNY 87 53 31 S9 30.11F HX 85 TC 30
MATTOON MOSUNNY 87 55 33 SE6 30.11F HX 85 TC 31
ILZ079-100>102-122200-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON SUNNY 90 61 37 SE6 30.08F HX 89 TC 32
BELLEVILLE MOSUNNY 92 62 35 SE8 30.05F HX 93 TC 34
CAHOKIA* SUNNY 93 61 34 SE6 30.06F HX 93 TC 34
SPARTA* MOSUNNY 92 56 30 CALM 30.08F HX 90 TC 33
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-122200-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE MOSUNNY 92 59 33 MISG 30.08F HX 91 TC 33
CAIRO* PTSUNNY 94 62 34 E3 30.08F HX 94 TC 34
EFFINGHAM* MOSUNNY 89 50 26 CALM 30.12F HX 86 TC 32
MARION MOSUNNY 91 61 35 E6 30.09F HX 91 TC 33
MT. VERNON MOSUNNY 91 58 32 SE5 30.10F HX 90 TC 33
CENTRALIA* MOSUNNY 92 57 30 SE3 30.09F HX 91 TC 34
SALEM* MOSUNNY 92 56 29 SE6 30.10F HX 90 TC 33
METROPOLIS* MOSUNNY 91 54 29 CALM 30.09F HX 88 TC 33
ILZ067-068-072-073-078-083-087-091-122200-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE MOSUNNY 87 57 35 SE3 30.11F HX 86 TC 31
FLORA* MOSUNNY 88 55 33 CALM 30.11F HX 86 TC 31
FAIRFIELD* MOSUNNY 89 50 26 CALM 30.10F HX 86 TC 31
ROBINSON* MOSUNNY 90 55 31 VRB3 30.11F HX 88 TC 32
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