665
ASUS43 KLOT 212206
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
400 PM CST TUE JAN 21 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.
ILZ001-002-007-009-015-016-024-212300-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLEAR 5 -15 39 SW10 30.48F WCI -10 TC -15
ILZ003-004-008-010-011-017-018-212300-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLEAR 2 -18 38 SW12G23 30.47F WCI -15 TC -17
FREEPORT* CLEAR 2 -17 39 SW12 30.45F WCI -14 TC -16
ROCHELLE* CLEAR 1 -18 40 W13G18 30.48F WCI -16 TC -17
DE KALB* CLEAR -1 -17 46 W17 30.46F WCI -21 TC -18
PERU* CLEAR 3 -15 42 SW7 30.52S WCI -9 TC -16
ILZ005-006-012>014-019>023-212300-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE PTCLDY 1 -18 40 SW16 30.47S WCI -19 TC -17
CHICAGO-MIDWAY PTCLDY 2 -16 42 SW14 30.50F WCI -16 TC -17
AURORA CLEAR 1 -16 44 W15G24 30.48F WCI -18 TC -17
JOLIET* PTCLDY 2 -14 48 SW9G16 30.53S WCI -13 TC -17
WAUKEGAN CLEAR 1 -18 40 W12 30.44S WCI -16 TC -17
DUPAGE AIRPORT CLEAR 1 -17 42 SW18 30.47S WCI -20 TC -17
KANKAKEE* MOCLDY 1 -12 53 W12 30.54F WCI -16 TC -17
WHEELING CLEAR 1 -18 40 W12 30.48F WCI -16 TC -17
MORRIS* CLEAR 1 -14 49 W13 30.52S WCI -16 TC -17
ROMEOVILLE* PTCLDY 0 -15 50 SW13G20 30.52S WCI -18 TC -18
LANSING* CLEAR 0 -19 41 W12 30.52S WCI -18 TC -18
NORTHERLY ISL* N/A 1 -18 40 W7 N/A WCI -11 TC -17
LMZ740>746-212300-
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 3 250/ 18/ 24 N/A
NORTHERLY ISL 1 230/ 12/ 15 N/A
CALUMET HARBOR 0 230/ 10/ 15 1031.9
BURNS HARBOR 2 230/ 7/ 10 1033.5S
MICHIGAN CITY 0 220/ 15/ 17 1035.4R
ILZ025>027-034>036-040-047-049-050-058-095>099-212300-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
GALESBURG* CLEAR 3 -14 45 SW12G18 30.51F WCI -13 TC -16
MACOMB* SUNNY 5 -16 37 SW14 30.55F WCI -12 TC -15
JACKSONVILLE* SUNNY 3 -13 46 SW7 30.58S WCI -10 TC -16
PITTSFIELD* SUNNY 5 -14 41 SW9 30.57F WCI -9 TC -15
ILZ028>032-037-038-041>044-048-051>054-059>061-212300-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC CLEAR 3 -16 41 MISG 30.53S TC -16
BLOOMINGTON CLEAR 2 -13 49 W9 30.52F WCI -13 TC -17
DECATUR CLEAR 2 -15 45 SW10 30.57F WCI -14 TC -17
PEORIA CLEAR 3 -16 40 W7 30.54F WCI -9 TC -16
LACON* CLEAR 3 -20 34 W10 30.53F WCI -13 TC -16
LINCOLN* CLEAR 3 -12 49 SW6 30.57F WCI -8 TC -16
SPRINGFIELD CLEAR 1 -13 51 W13 30.58F WCI -17 TC -17
TAYLORVILLE CLEAR 2 -12 51 SW8 30.58F WCI -12 TC -17
ILZ033-039-045-046-055>057-062-063-212300-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN CLEAR 1 -11 57 W12 30.56F WCI -16 TC -17
RANTOUL* PTCLDY 1 -13 52 W10 30.55F WCI -15 TC -17
MATTOON PTCLDY 0 -10 63 W8 30.58F WCI -14 TC -18
PARIS* PTCLDY 1 -12 55 W10 N/A WCI -16 TC -17
ILZ079-100>102-212300-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON SUNNY 7 -15 36 W8 30.61F WCI -6 TC -14
BELLEVILLE SUNNY 13 -16 27 S3 30.60F TC -11
CAHOKIA* SUNNY 9 -11 40 SW6 30.61F WCI -1 TC -13
SPARTA* SUNNY 11 -10 37 NW5 30.62F WCI 3 TC -11
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-212300-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE SUNNY 11 -8 42 N7 30.63F WCI 0 TC -12
CAIRO* SUNNY 17 -5 37 NW7 30.63F WCI 8 TC -8
EFFINGHAM* CLEAR 5 -13 44 SW8 30.62F WCI -9 TC -15
MARION SUNNY 12 -8 40 NW6 30.62F WCI 3 TC -11
MT. VERNON SUNNY 8 -6 52 VRB7 30.63F WCI -3 TC -13
CENTRALIA* SUNNY 7 -9 48 W6 30.62F WCI -3 TC -14
SALEM* SUNNY 6 -8 50 W8 30.61F WCI -6 TC -14
METROPOLIS* SUNNY 15 -7 37 NW9 30.62F WCI 3 TC -9
ILZ067-068-072-073-078-083-087-091-212300-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE PTCLDY 5 -8 55 NW8 30.63F WCI -8 TC -15
FLORA* CLEAR 5 -11 47 W13 30.63F WCI -12 TC -15
FAIRFIELD* SUNNY 7 -8 49 W5 30.64S WCI -2 TC -14
HARRISBURG* SUNNY 11 -9 40 W9 30.64F WCI -1 TC -11
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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