541  
ASUS43 KLOT 210510  
RWRIL  
 
ILLINOIS REGIONAL WEATHER ROUNDUP  
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL  
1100 PM CST MON JAN 20 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.  
 
ILZ001-002-007-009-015-016-024-210600-  
NORTHWEST ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
MOLINE CLEAR -3 -15 56 NW8 30.61R WCI -18 TC -19  
 
 
ILZ003-004-008-010-011-017-018-210600-  
NORTH CENTRAL ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
ROCKFORD CLEAR -3 -18 48 W9 30.55R WCI -19 TC -19  
FREEPORT* CLEAR -5 -18 54 SW6 30.55S WCI -18 TC -21  
ROCHELLE* CLEAR -3 -15 57 NW8 30.54S WCI -18 TC -20  
DE KALB* CLEAR -4 -13 63 NW9G16 30.51S WCI -20 TC -20  
PERU* PTCLDY 1 -9 64 NW12 30.56S WCI -16 TC -17  
 
 
ILZ005-006-012>014-019>023-210600-  
NORTHEAST ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
CHICAGO-OHARE MOCLDY 2 -9 60 NW10 30.50S WCI -14 TC -17  
CHICAGO-MIDWAY FLURRIES 4 -8 57 NW12 30.52R WCI -12 TC -16  
AURORA PTCLDY 0 -9 65 NW10 30.52R WCI -16 TC -18  
JOLIET* LGT SNOW 5 -1 74 NW9 30.54S WCI -9 TC -15  
WAUKEGAN CLEAR 0 -13 54 W8 30.49R WCI -14 TC -18  
DUPAGE AIRPORT MOCLDY 0 -11 59 NW13 30.51R WCI -18 TC -18  
KANKAKEE* CLOUDY 6 -1 72 NW17G23 30.53R HAZE WCI -12  
WHEELING MOCLDY N/A N/A N/A NW13 30.52S  
MORRIS* MOCLDY 3 -3 77 N8 30.54R WCI -10 TC -16  
ROMEOVILLE* LGT SNOW 3 -4 72 W12 30.53S HAZE WCI -13  
LANSING* CLOUDY 5 -6 61 W8 30.52R WCI -8 TC -15  
NORTHERLY ISL* N/A 4 -7 60 NW13 N/A WCI -13 TC -15  
 
 
LMZ740>746-210600-  
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 6 300/ 18/ 21 N/A  
NORTHERLY ISL 4 300/ 7/ 15 N/A  
CALUMET HARBOR 5 300/ 6/ 12 1032.0R  
BURNS HARBOR 9 280/ 8/ 10 1032.8R  
MICHIGAN CITY 9 240/ 15/ 17 1033.9S  
 
 
ILZ025>027-034>036-040-047-049-050-058-095>099-210600-  
WEST-CENTRAL ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
QUINCY PTCLDY 2 -10 57 NW13 30.63R WCI -15 TC -17  
GALESBURG* CLEAR -2 -10 71 NW9 30.61R WCI -18 TC -19  
MACOMB* CLEAR -1 -12 59 NW15 30.64S WCI -21 TC -18  
JACKSONVILLE* CLOUDY 5 -8 54 NW14 30.62R WCI -13 TC -15  
PITTSFIELD* PTCLDY 4 -6 62 NW12 30.63R WCI -12 TC -15  
 
 
ILZ028>032-037-038-041>044-048-051>054-059>061-210600-  
CENTRAL ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
PONTIAC CLOUDY 5 -3 69 MISG 30.55R TC -15  
BLOOMINGTON LGT SNOW 5 -1 76 NW15 30.54R WCI -13 TC -15  
DECATUR PTCLDY 8 -3 61 NW14G25 30.56R WCI -8 TC -13  
PEORIA PTCLDY 2 -10 57 NW9G17 30.60R WCI -13 TC -17  
LACON* MOCLDY 1 -10 60 NW12 30.58R WCI -16 TC -17  
LINCOLN* CLOUDY 6 -5 61 NW13G20 30.59R WCI -10 TC -14  
SPRINGFIELD MOCLDY 5 -8 55 NW14 30.60R WCI -12 TC -15  
TAYLORVILLE CLEAR 6 -4 63 NW15 30.60R WCI -11 TC -14  
 
 
ILZ033-039-045-046-055>057-062-063-210600-  
EAST-CENTRAL ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
CHAMPAIGN LGT SNOW 8 2 76 NW20 30.53R VSB 1 WCI -11  
RANTOUL* LGT SNOW 7 2 80 NW17G26 30.52R WCI -11 TC -14  
MATTOON CLOUDY 10 0 63 SW6 30.52S WCI 0 TC -12  
PARIS* MOCLDY 8 -1 67 SW8 N/A WCI -5 TC -13  
 
 
ILZ079-100>102-210600-  
SOUTHWEST ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
ALTON PTCLDY 14 -2 49 W15 30.60R WCI -2 TC -10  
BELLEVILLE PTCLDY 14 1 55 W13 30.59R WCI 0 TC -10  
CAHOKIA* CLOUDY 17 0 47 NW13 30.61R WCI 4 TC -8  
SPARTA* MOCLDY 17 2 51 W3 30.62R TC -8  
 
 
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-210600-  
SOUTH-CENTRAL ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
CARBONDALE CLEAR 12 4 70 S5 30.62S WCI 4 TC -11  
CAIRO* PTCLDY 18 5 58 CALM 30.65S TC -8  
EFFINGHAM* PTCLDY 10 1 65 SW3 30.59R TC -12  
MARION CLEAR 11 2 67 S5 30.63R WCI 3 TC -11  
MT. VERNON PTCLDY 10 7 87 CALM 30.60S TC -12  
CENTRALIA* PTCLDY 14 2 59 SW7 30.59S WCI 4 TC -10  
SALEM* PTCLDY 13 3 63 SW6 30.58R WCI 4 TC -10  
METROPOLIS* CLEAR 13 4 67 CALM 30.65S TC -10  
 
 
ILZ067-068-072-073-078-083-087-091-210600-  
SOUTHEAST ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
LAWRENCEVILLE MOCLDY 9 2 73 S8 30.59F WCI -3 TC -13  
FLORA* PTCLDY 12 3 67 S7 30.59S WCI 2 TC -11  
FAIRFIELD* PTCLDY 11 6 77 S3 30.61S TC -11  
HARRISBURG* CLEAR 13 6 74 CALM 30.63R TC -10  
 
 
ABBREVIATIONS USED IN REMARKS  
TC - TEMPERATURE IN CELSIUS  
WCI - WIND CHILL INDEX  
HX - HEAT INDEX  
VSB - VISIBILITY  
 
 
 
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