937
ASUS43 KLOT 220910
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
300 AM CST MON DEC 22 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.
ILZ001-002-007-009-015-016-024-221000-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE MOCLDY 34 21 59 VRB6 30.30F WCI 29 TC 1
STERLING* MOCLDY 33 22 63 SE3 30.34F TC 1
SAVANNA* CLOUDY 33 23 66 SE12 30.31F WCI 24 TC 1
ILZ003-004-008-010-011-017-018-221000-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLOUDY 32 23 69 SE6 30.36F WCI 26 TC 0
FREEPORT* CLOUDY 33 24 70 S5 30.34F WCI 28 TC 0
DE KALB* CLOUDY 30 23 76 CALM 30.36F TC -1
PERU* MOCLDY 32 24 72 SE8 30.36F WCI 25 TC 0
ILZ005-006-012>014-019>023-221000-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE CLOUDY 33 19 56 S8 30.37F WCI 26 TC 1
CHICAGO-MIDWAY CLOUDY 33 18 53 S6 30.39F WCI 28 TC 1
AURORA CLOUDY 31 22 69 S8 30.36F WCI 23 TC -1
JOLIET* CLOUDY 34 22 62 SE3 30.39F TC 1
WAUKEGAN CLOUDY 33 19 56 S8 30.35F WCI 26 TC 1
DUPAGE AIRPORT CLOUDY 31 21 66 S6 30.36F WCI 25 TC -1
KANKAKEE* MOCLDY 30 24 78 SE6 30.42S WCI 24 TC -1
WHEELING CLOUDY 33 20 58 S8 30.38F WCI 26 TC 1
MORRIS* MOCLDY 32 24 73 S6 30.38F WCI 26 TC 0
ROMEOVILLE* CLOUDY 32 23 69 SE9 30.39F WCI 24 TC 0
LANSING* CLOUDY 32 17 53 S6 30.41F WCI 26 TC 0
NORTHERLY ISL* N/A 34 18 52 S12 N/A WCI 25 TC 1
LMZ740>746-221000-
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)
NORTHERLY ISL 34 180/ 7/ 8 N/A
CALUMET HARBOR 33 170/ 6/ 9 1028.9
BURNS HARBOR 33 190/ 5/ 7 1030.1F
ILZ025>027-034>036-040-047-049-050-058-095>099-221000-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY PTCLDY 31 19 61 SE8 30.29F WCI 23 TC -1
GALESBURG* MOCLDY 31 27 82 SE6 30.33F WCI 26 TC 0
MACOMB* MOCLDY 29 25 84 SE8 30.35F WCI 21 TC -2
JACKSONVILLE* PTCLDY 28 20 74 E6 30.34F WCI 21 TC -2
ILZ028>032-037-038-041>044-048-051>054-059>061-221000-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC MOCLDY 31 23 71 SE8 30.38S WCI 24 TC 0
BLOOMINGTON MOCLDY 31 23 72 SE10 30.37F WCI 22 TC -1
DECATUR PTCLDY 30 23 75 SE7 30.37F WCI 23 TC -1
PEORIA MOCLDY 33 22 63 S9 30.36S WCI 25 TC 1
LACON* MOCLDY 30 22 71 S6 30.36F WCI 24 TC -1
LINCOLN* MOCLDY 32 22 67 SE3 30.39R TC 0
SPRINGFIELD PTCLDY 31 21 66 SE8 30.36S WCI 23 TC -1
TAYLORVILLE PTCLDY 30 21 68 SE6 30.37F WCI 24 TC -1
ILZ033-039-045-046-055>057-062-063-221000-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN MOCLDY 29 23 78 SE8 30.39F WCI 21 TC -2
DANVILLE* MOCLDY 30 22 70 SE6 30.42F WCI 24 TC -1
RANTOUL* MOCLDY 29 22 75 SE6 30.39F WCI 23 TC -1
MATTOON PTCLDY 31 20 63 SE9 30.38F WCI 23 TC -1
PARIS* MOCLDY 30 21 69 SE5 30.42F WCI 25 TC -1
ILZ079-100>102-221000-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON PTCLDY 29 20 70 SE5 30.35F WCI 24 TC -2
BELLEVILLE PTCLDY 26 22 83 CALM 30.35S TC -3
CAHOKIA* PTCLDY 32 19 58 S3 30.35S TC 0
SPARTA* PTCLDY 32 20 61 SE6 30.36F WCI 26 TC 0
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-221000-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE MOCLDY 26 23 88 CALM 30.36F TC -3
CAIRO* MOCLDY 33 24 69 CALM 30.39S TC 1
EFFINGHAM* PTCLDY 30 23 74 E5 30.41S WCI 25 TC -1
MARION MOCLDY 32 19 57 SE6 30.38F WCI 26 TC 0
MT. VERNON MOCLDY 33 19 56 SE5 30.38F WCI 29 TC 1
CENTRALIA* N/A N/A N/A N/A MISG N/A
SALEM* PTCLDY 35 19 52 SE6 30.36F WCI 30 TC 2
METROPOLIS* MOCLDY 35 18 50 CALM 30.39F TC 2
ILZ067-068-072-073-078-083-087-091-221000-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE PTCLDY 27 19 72 E5 30.42F WCI 22 TC -3
FAIRFIELD* MOCLDY 31 18 57 CALM 30.39F TC 0
HARRISBURG* MOCLDY 29 21 71 E5 30.40F WCI 24 TC -1
ROBINSON* PTCLDY 25 19 80 E5 30.42S WCI 19 TC -4
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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