614  
ASUS43 KLOT 182110  
RWRIL  
 
ILLINOIS REGIONAL WEATHER ROUNDUP  
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL  
300 PM CST SAT JAN 18 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.
 
 
ILZ001-002-007-009-015-016-024-182200-  
NORTHWEST ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS
 
MOLINE SUNNY 29 5 36 NW16G23 30.07R WCI 17 TC -2  

 
 
ILZ003-004-008-010-011-017-018-182200-  
NORTH CENTRAL ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS
 
ROCKFORD PTSUNNY 27 1 32 NW16 30.03R WCI 15 TC -3  
FREEPORT* MOSUNNY 26 -2 28 NW13 30.05R WCI 15 TC -3  
ROCHELLE* SUNNY 28 1 31 N17 30.02R WCI 15 TC -2  
DE KALB* SUNNY 27 6 41 N15 30.00R WCI 15 TC -3  
PERU* SUNNY 30 10 42 N9G20 30.02R WCI 22 TC -1  

 
 
ILZ005-006-012>014-019>023-182200-  
NORTHEAST ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS
 
CHICAGO-OHARE PTSUNNY 29 8 41 N9 29.98R WCI 20 TC -2  
CHICAGO-MIDWAY MOSUNNY 31 8 38 NW13 29.98R WCI 21 TC -1  
AURORA SUNNY 28 10 46 N14G22 29.98R WCI 17 TC -2  
JOLIET* MOSUNNY 31 11 43 N9 29.99R WCI 23 TC -1  
WAUKEGAN SUNNY 28 6 39 NW8G17 29.97R WCI 20 TC -2  
DUPAGE AIRPORT SUNNY 29 7 39 NW10G18 29.98R WCI 20 TC -2  
KANKAKEE* MOSUNNY 30 16 56 NE9 29.99R WCI 21 TC -1  
WHEELING SUNNY 29 7 39 N10 30.00R WCI 20 TC -2  
MORRIS* MOSUNNY 29 14 53 N8 29.99R WCI 21 TC -2  
ROMEOVILLE* SUNNY 28 10 47 NW10G17 29.98R WCI 19 TC -2  
LANSING* MOSUNNY 27 10 49 N13 29.99R WCI 16 TC -3  
NORTHERLY ISL* N/A 26 13 57 MISG N/A TC -3  

 
 
LMZ740>746-182200-  
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)  
HARRISON CRIB 29 360/ 20/ 24 N/A  
NORTHERLY ISL 26 350/ 8/ 14 N/A  
CALUMET HARBOR 26 350/ 17/ 22 1014.4R  
BURNS HARBOR 26 360/ 10/ 14 1015.2R  
MICHIGAN CITY 27 350/ 20/ 23 1015.3  

 
 
ILZ025>027-034>036-040-047-049-050-058-095>099-182200-  
WEST-CENTRAL ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS
 
QUINCY SUNNY 27 12 53 N13 30.07R WCI 16 TC -3  
GALESBURG* SUNNY 27 12 52 NW15 30.07R WCI 15 TC -3  
MACOMB* SUNNY 28 10 45 NW17G24 30.09R WCI 16 TC -2  
JACKSONVILLE* MOSUNNY 27 15 61 NW12 30.05R WCI 17 TC -3  
PITTSFIELD* SUNNY 27 14 59 NW13 30.07S WCI 16 TC -3  

 
 
ILZ028>032-037-038-041>044-048-051>054-059>061-182200-  
CENTRAL ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS
 
PONTIAC MOSUNNY 29 14 52 MISG 30.00R TC -1  
BLOOMINGTON MOSUNNY 29 17 61 N17 29.99R WCI 17 TC -2  
DECATUR CLOUDY 33 19 56 MISG 29.99R TC 1  
PEORIA SUNNY 30 10 43 N8G18 30.04R WCI 22 TC -1  
LACON* SUNNY 29 7 39 N13 30.03R WCI 19 TC -2  
LINCOLN* PTSUNNY 31 18 58 NW8 30.03R WCI 24 TC 0  
SPRINGFIELD CLOUDY 29 18 63 NW12G22 30.03R WCI 19 TC -2  
TAYLORVILLE PTSUNNY 29 20 69 NW14 30.03R WCI 18 TC -2  

 
 
ILZ033-039-045-046-055>057-062-063-182200-  
EAST-CENTRAL ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS
 
CHAMPAIGN MOSUNNY 32 20 61 N17 29.97R WCI 21 TC 0  
RANTOUL* MOSUNNY 30 17 59 N13G20 29.97R WCI 20 TC -1  
MATTOON CLOUDY 30 23 75 N18G31 29.96R WCI 18 TC -1  
PARIS* CLOUDY 32 22 66 N9G17 N/A WCI 24 TC 0  

 
 
ILZ079-100>102-182200-  
SOUTHWEST ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS
 
ALTON MOSUNNY 27 16 63 N18 30.06R WCI 13 TC -3  
BELLEVILLE MOSUNNY 32 18 56 N14 30.03R WCI 22 TC 0  
CAHOKIA* PTSUNNY 29 18 63 N15 30.05R WCI 18 TC -2  
SPARTA* CLOUDY 31 21 64 N14G20 30.04R WCI 21 TC 0  

 
 
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-182200-  
SOUTH-CENTRAL ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS
 
CARBONDALE CLOUDY 31 23 72 N16 30.00R WCI 20 TC -1  
CAIRO* CLOUDY 34 26 71 N12G20 29.99R WCI 26 TC 1  
EFFINGHAM* CLOUDY 31 23 72 NW16 30.00R WCI 20 TC 0  
MARION CLOUDY 32 25 74 NW16 29.98R WCI 21 TC 0  
MT. VERNON CLOUDY 31 24 75 VRB6 30.00R WCI 25 TC -1  
CENTRALIA* CLOUDY 30 22 71 N13 30.01R WCI 20 TC -1  
SALEM* CLOUDY 32 24 72 NW12 30.00R WCI 23 TC 0  
METROPOLIS* CLOUDY 35 25 66 NW10 29.97R WCI 27 TC 2  

 
 
ILZ067-068-072-073-078-083-087-091-182200-  
SOUTHEAST ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS
 
LAWRENCEVILLE CLOUDY 34 26 72 NW14 29.94R WCI 25 TC 1  
FLORA* CLOUDY 32 25 74 N14 29.98R WCI 22 TC 0  
FAIRFIELD* CLOUDY 32 24 71 NW8 29.98R WCI 25 TC 0  
HARRISBURG* CLOUDY 34 26 72 N10 29.98R WCI 26 TC 1  

 
 
ABBREVIATIONS USED IN REMARKS  
TC - TEMPERATURE IN CELSIUS  
WCI - WIND CHILL INDEX  
HX - HEAT INDEX  
VSB - VISIBILITY  

 
 
 
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.

The Nexlab IL Page Main Text Page