635  
ASUS43 KLOT 160801  
RWRIL  
 
ILLINOIS REGIONAL WEATHER ROUNDUP  
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL  
300 AM CDT FRI OCT 16 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.  
 
ILZ001-002-007-009-015-016-024-160900-  
NORTHWEST ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
MOLINE CLEAR 50 40 68 W16G29 30.04R TC 10  
STERLING* CLOUDY 51 47 86 W17 29.99R TC 11  
SAVANNA* CLOUDY 51 46 82 W13G24 30.00R TC 11  
 
 
ILZ003-004-008-010-011-017-018-160900-  
NORTH CENTRAL ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
ROCKFORD CLOUDY 52 46 80 W21G29 29.95R TC 11  
FREEPORT* CLOUDY 51 50 95 NW20 29.98R TC 11  
ROCHELLE* CLOUDY 51 47 84 NW16 29.96R TC 11  
DE KALB* CLOUDY 51 46 84 NW16G24 29.93R TC 11  
 
 
ILZ005-006-012>014-019>023-160900-  
NORTHEAST ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
CHICAGO-OHARE CLOUDY 55 47 74 W17G28 29.87R TC 13  
CHICAGO-MIDWAY CLOUDY 55 50 83 W17G26 29.88R TC 13  
AURORA CLOUDY 52 47 83 W16G28 29.92R TC 11  
JOLIET* CLOUDY 55 50 81 W13G21 29.93R TC 13  
WAUKEGAN CLOUDY 54 49 83 W13G23 29.84R TC 12  
DUPAGE AIRPORT LGT RAIN 53 48 83 W12 29.91R TC 12  
KANKAKEE* CLOUDY 55 49 81 NW17G25 29.94R TC 13  
WHEELING CLOUDY 55 49 80 NW16G25 29.88R TC 13  
ROMEOVILLE* CLOUDY 54 50 87 W15G24 29.93R TC 12  
LANSING* CLOUDY 55 50 81 W18G28 29.88R TC 13  
NORTHERLY ISL* N/A 57 49 74 W15 N/A TC 14  
 
 
LMZ740>746-160900-  
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 55 54 1003.1F  
WAUKEGAN HARBOR 57 61 270/ 12/ 19 1011.4R 1  
WILMETTE BUOY 58 280/ 21/ 27 1012.2R 2/ 3  
CHICAGO BUOY 58 62 300/ 21/ 29 1010.2R 2/ 4  
HARRISON CRIB 57 290/ 26/ 32 N/A  
NORTHERLY ISL 57 270/ 14/ 18 N/A  
CALUMET HARBOR 56 270/ 11/ 21 1011.3  
MICHIGAN CITY 59 270/ 29/ 33 1009.1R  
MICH CITY BUOY 59 62 290/ 25/ 31 N/A 5/ 5  
ST. JOSEPH BUOY 59 61 280/ 19/ 27 1010.7R 5/ 5  
 
 
ILZ025>027-034>036-040-047-049-050-058-095>099-160900-  
WEST-CENTRAL ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
QUINCY CLOUDY 52 42 69 NW20G36 30.14R TC 11  
GALESBURG* PTCLDY 49 46 88 W13G18 30.07R TC 10  
MACOMB* CLOUDY 52 41 67 NW22G28 30.11R TC 11  
JACKSONVILLE* CLOUDY 53 49 84 NW12 30.11R TC 12  
PITTSFIELD* CLOUDY 54 48 81 W8 30.14R TC 12  
 
 
ILZ028>032-037-038-041>044-048-051>054-059>061-160900-  
CENTRAL ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
PONTIAC CLOUDY 52 48 84 NW23G32 29.98S TC 11  
BLOOMINGTON CLOUDY 52 48 86 NW23G29 30.02R TC 11  
DECATUR CLOUDY 54 48 80 NW18G32 30.04R TC 12  
PEORIA CLOUDY 53 46 77 W10G18 30.04R TC 12  
LACON* CLOUDY 52 46 79 NW9G22 30.01R TC 11  
SPRINGFIELD CLOUDY 54 47 77 NW13 30.07R TC 12  
TAYLORVILLE NOT AVBL  
 
 
ILZ033-039-045-046-055>057-062-063-160900-  
EAST-CENTRAL ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
CHAMPAIGN CLOUDY 53 49 86 NW23G37 30.00R TC 12  
RANTOUL* CLOUDY 53 50 89 NW23G35 30.00R TC 12  
MATTOON CLOUDY 54 51 90 NW24G37 30.00R TC 12  
PARIS* CLOUDY 56 55 97 W21G31 29.99R TC 13  
 
 
ILZ079-100>102-160900-  
SOUTHWEST ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
ALTON CLOUDY 56 49 78 NW10 30.11R TC 13  
CAHOKIA* CLOUDY 57 50 77 NW17G28 30.12R TC 14  
SPARTA* CLOUDY 57 54 88 NW9G23 30.10R TC 14  
 
 
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-160900-  
SOUTH-CENTRAL ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
CARBONDALE RAIN 59 55 87 NW15G22 30.05R FOG TC 15  
CAIRO* CLOUDY 70 65 82 N18 30.02R TC 21  
EFFINGHAM* LGT RAIN 55 54 94 W22G30 30.01F TC 13  
MARION DRIZZLE 61 54 77 NW9 30.06R TC 16  
MT. VERNON CLOUDY 58 53 84 W9G17 30.05R TC 14  
CENTRALIA* CLOUDY 58 52 81 NW10G26 30.06R TC 14  
SALEM* CLOUDY 58 53 84 MISG 30.05R TC 14  
METROPOLIS* CLOUDY 73 63 72 NW15G22 30.00R TC 23  
 
 
ILZ067-068-072-073-078-083-087-091-160900-  
SOUTHEAST ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
LAWRENCEVILLE CLOUDY 63 58 83 NW18G35 29.97R TC 17  
FLORA* CLOUDY 57 52 82 NW22G32 30.03R TC 14  
FAIRFIELD* CLOUDY 59 54 81 NW6G25 30.02R TC 15  
HARRISBURG* CLOUDY 64 57 79 NW17 30.03R TC 18  
ROBINSON* CLOUDY 61 57 88 NW20G28 29.97R TC 16  
 
 
ABBREVIATIONS USED IN REMARKS  
TC - TEMPERATURE IN CELSIUS  
WCI - WIND CHILL INDEX  
HX - HEAT INDEX  
VSB - VISIBILITY  
 
 
 
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