Regional Weather Roundup
Issued by NWS
Issued by NWS
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900
ASUS43 KLOT 120208
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
900 PM CDT SAT OCT 11 2025
NOTE: "FAIR" INDICATES FEW OR NO CLOUDS BELOW 12,000 FEET WITH NO
SIGNIFICANT WEATHER AND/OR OBSTRUCTIONS TO VISIBILITY.
* THESE STATIONS ARE NOT UNDER NWS QUALITY CONTROL. THEY ALSO MAY NOT
REPORT WEATHER SUCH AS PRECIPITATION OR FOG.
ILZ001-002-007-009-015-016-024-120300-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLEAR 57 46 66 E8 30.02F TC 14
STERLING* CLEAR 53 49 86 E8 30.07F TC 12
$$
ILZ003-004-008-010-011-017-018-120300-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLEAR 56 50 80 E5 30.10F TC 13
ROCHELLE* CLEAR 54 47 80 E6 30.09F TC 12
DE KALB* MOCLDY 52 49 91 E5 30.11F TC 11
PERU* CLEAR 57 49 75 E10 30.07F TC 14
$$
ILZ005-006-012>014-019>023-120300-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE MOCLDY 60 48 64 E10 30.09S TC 16
CHICAGO-MIDWAY MOCLDY 61 49 64 E12 30.10R TC 16
AURORA PTCLDY 58 51 78 E5 30.10S TC 14
JOLIET* CLEAR 54 51 90 CALM 30.11R TC 12
WAUKEGAN CLOUDY 59 50 72 E7 30.10S TC 15
DUPAGE AIRPORT MOCLDY 54 48 80 CALM 30.09S TC 12
KANKAKEE* CLEAR 52 48 87 NE5 30.10S TC 11
WHEELING MOCLDY 60 49 66 E8 30.11S TC 16
MORRIS* CLOUDY 57 52 84 E3 30.09S TC 14
ROMEOVILLE* MOCLDY 55 50 82 E5 30.11R TC 13
LANSING* CLEAR 55 44 68 E5 30.11S TC 13
NORTHERLY ISL* N/A 59 47 64 NE12 N/A TC 15
$$
LMZ740>746-120300-
SOUTHERN LAKE MICHIGAN
STATION/POSITION SKY/WX TEMP WIND PRES VSBY WAVE
AIR SEA DIR/SP/G HT/PER
(F) (DEG/KT/KT) (MB) (MI) (FT/S)
S. MID LAKE BUOY 60 66 90/ 10/ 14 1020.1R 2/ 6
WINTHROP HARBOR 62 63 N/A 2/ 6
WAUKEGAN HARBOR 62 62 N/A 2/ 5
WILMETTE BUOY 62 90/ 12/ 17 1020.4F 3/ 6
CHICAGO BUOY 62 35 50/ 12/ 16 1020.0S 3/ 6
HARRISON CRIB 61 90/ 15/ 16 N/A
NORTHERLY ISL 60 40/ 11/ 15 N/A
CALUMET HARBOR 60 50/ 11/ 15 1018.3
BURNS HARBOR 59 70/ 9/ 11 1020.0R
MICHIGAN CITY 58 50/ 11/ 12 1018.7R
ST. JOSEPH BUOY 57 57 30/ 4/ 6 1020.4R 2/ 4
$$
ILZ025>027-034>036-040-047-049-050-058-095>099-120300-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY CLEAR 63 55 75 E5 30.00S TC 17
GALESBURG* CLEAR 61 47 59 E5 30.03F TC 16
MACOMB* CLEAR 54 50 86 E5 30.04S TC 12
JACKSONVILLE* CLEAR 57 49 76 E5 30.02S TC 14
PITTSFIELD* CLEAR 62 56 80 CALM 30.02S TC 17
$$
ILZ028>032-037-038-041>044-048-051>054-059>061-120300-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC CLEAR 55 49 79 NE10 30.09S TC 13
BLOOMINGTON CLEAR 55 49 80 NE13 30.08R TC 13
DECATUR CLEAR 57 43 59 NE9 30.05R TC 14
PEORIA CLEAR 61 48 62 E14G22 30.04S TC 16
LACON* CLEAR 55 48 75 E10 30.05S TC 13
LINCOLN* CLEAR 57 46 65 NE9 30.05R TC 14
SPRINGFIELD CLEAR 59 49 69 E8 30.02S TC 15
TAYLORVILLE CLEAR 64 48 55 MISG 30.03R TC 18
$$
ILZ033-039-045-046-055>057-062-063-120300-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN CLEAR 60 47 61 NE15 30.06R TC 16
DANVILLE* N/A 55 47 73 N10 30.07S TC 13
RANTOUL* CLEAR 57 46 67 NE12 30.07S TC 14
MATTOON CLEAR 60 47 61 MISG 30.03R TC 16
PARIS* CLEAR 60 42 53 NE6 30.05R TC 15
$$
ILZ079-100>102-120300-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON PTCLDY 61 57 88 CALM 30.01S TC 16
BELLEVILLE CLEAR 62 57 85 N3 29.97S TC 17
CAHOKIA* CLEAR 59 58 96 CALM 29.99S TC 15
SPARTA* PTCLDY 64 51 63 CALM 30.01S TC 18
$$
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-120300-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE PTCLDY 57 54 89 CALM 29.99S TC 14
CAIRO* CLEAR 59 55 86 CALM 30.00R TC 15
EFFINGHAM* CLEAR 56 54 92 CALM 30.04R TC 14
MARION CLEAR 57 55 93 CALM 30.01R TC 14
MT. VERNON PTCLDY 55 54 96 NE3 30.01R TC 13
CENTRALIA* CLEAR 58 52 80 CALM 30.00S TC 14
SALEM* CLEAR 64 55 72 E3 30.01S TC 18
METROPOLIS* CLEAR 59 51 74 CALM 30.00R TC 15
$$
ILZ067-068-072-073-078-083-087-091-120300-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE CLEAR 57 53 86 E3 30.01S TC 14
FLORA* CLEAR 64 55 72 NE3 30.01S TC 18
FAIRFIELD* PTCLDY 60 54 79 CALM 30.00S TC 16
HARRISBURG* CLEAR 56 53 90 MISG 30.00S TC 13
ROBINSON* CLEAR 55 55 100 VRB2 30.01S TC 13
$$
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
$$