550
ASUS43 KLOT 191401
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
800 AM CST FRI DEC 19 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.
ILZ001-002-007-009-015-016-024-191500-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLEAR 8 -1 66 NW14 29.95R WCI -8 TC -13
STERLING* CLEAR 7 -1 70 W15G24 29.93R WCI -10 TC -14
SAVANNA* CLEAR 6 -3 66 NW13 29.94R WCI -11 TC -15
ILZ003-004-008-010-011-017-018-191500-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLEAR 7 -2 66 W21G26 29.87R WCI -13 TC -14
FREEPORT* CLEAR 6 -1 70 NW16G25 29.89R WCI -12 TC -14
DE KALB* CLEAR 7 -1 72 W21G32 29.83R WCI -14 TC -14
PERU* PTCLDY 10 2 70 NW17G24 29.91R WCI -8 TC -12
ILZ005-006-012>014-019>023-191500-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE MOCLDY 10 -1 61 W16G30 29.79R WCI -7 TC -12
CHICAGO-MIDWAY PTCLDY 11 -1 58 W22G30 29.81R WCI -8 TC -12
AURORA CLEAR 9 1 70 NW21 29.83R WCI -11 TC -13
JOLIET* PTCLDY 12 2 66 W14G20 29.86R WCI -4 TC -11
WAUKEGAN PTCLDY 10 -2 58 NW17G33 29.76R WCI -8 TC -12
DUPAGE AIRPORT CLEAR 8 0 69 W22G33 29.81R WCI -12 TC -13
KANKAKEE* PTCLDY 11 2 67 W24G31 29.87R WCI -9 TC -12
WHEELING CLOUDY 10 1 67 W17G25 29.80R WCI -8 TC -12
MORRIS* MOCLDY 9 4 77 NW23G29 29.85R WCI -11 TC -13
ROMEOVILLE* PTCLDY 10 1 67 W21 29.84R WCI -9 TC -12
LANSING* MOCLDY 10 -1 59 W13 29.82R WCI -5 TC -12
NORTHERLY ISL* N/A 12 3 67 W10 N/A WCI -1 TC -11
LMZ740>746-191500-
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 12 280/ 25/ 31 N/A
NORTHERLY ISL 12 310/ 20/ 24 N/A
CALUMET HARBOR 11 260/ 8/ 17 1008.1
BURNS HARBOR 15 280/ 15/ 19 1008.5R
MICHIGAN CITY 15 280/ 28/ 34 1008.0R
ILZ025>027-034>036-040-047-049-050-058-095>099-191500-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY CLEAR 17 8 67 W14 29.99R WCI 3 TC -8
GALESBURG* CLEAR 11 8 89 W18G24 29.96R WCI -7 TC -12
MACOMB* CLEAR 15 7 73 W20G25 29.99R WCI -3 TC -10
JACKSONVILLE* CLEAR 19 10 68 W14G23 29.98R WCI 5 TC -7
ILZ028>032-037-038-041>044-048-051>054-059>061-191500-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC PTCLDY 11 2 69 W22 29.89R WCI -9 TC -12
BLOOMINGTON FLURRIES 13 8 81 NW22G30 29.89R WCI -6 TC -11
DECATUR PTCLDY 19 11 70 NW13G28 29.92R WCI 6 TC -7
PEORIA PTCLDY 12 5 73 NW13G24 29.95R WCI -3 TC -11
LACON* PTCLDY 10 1 68 W13G21 29.93R WCI -6 TC -12
LINCOLN* CLEAR 17 7 64 NW8G16 29.94R WCI 7 TC -8
SPRINGFIELD CLEAR 18 10 71 W17G29 29.95R WCI 3 TC -8
TAYLORVILLE CLEAR 21 13 71 W21G29 29.96R WCI 6 TC -6
ILZ033-039-045-046-055>057-062-063-191500-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN CLOUDY 19 12 74 W25G33 29.89R WCI 1 TC -7
DANVILLE* CLOUDY 20 14 77 W13G20 29.87R WCI 7 TC -7
RANTOUL* FLURRIES 17 12 79 W20G26 29.88R WCI 1 TC -8
MATTOON CLOUDY 23 17 78 W21G38 29.91R WCI 8 TC -5
PARIS* CLOUDY 23 15 72 W24G32 29.90R WCI 6 TC -5
ILZ079-100>102-191500-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON CLEAR 23 14 68 W8 30.01R WCI 14 TC -5
BELLEVILLE CLEAR 25 14 62 W9 30.01R WCI 16 TC -4
CAHOKIA* CLEAR 25 14 63 NW13 30.04R WCI 14 TC -4
SPARTA* CLEAR 25 14 63 W10 30.05R WCI 15 TC -4
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-191500-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE CLEAR 26 16 65 W8 30.05R WCI 18 TC -3
CAIRO* CLEAR 30 20 66 W9 30.10R WCI 22 TC -1
EFFINGHAM* PTCLDY 25 18 73 W17G23 29.97R WCI 12 TC -4
MARION CLEAR 27 18 69 W12 30.05R WCI 16 TC -3
MT. VERNON CLEAR N/A N/A N/A W10G16 30.02R
CENTRALIA* N/A N/A N/A N/A MISG N/A
SALEM* CLEAR 27 18 71 W15 29.99R WCI 15 TC -3
METROPOLIS* CLEAR 29 16 58 W8 30.08R WCI 21 TC -2
ILZ067-068-072-073-078-083-087-091-191500-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE CLOUDY 27 17 66 W15G25 29.95R WCI 15 TC -3
FAIRFIELD* CLEAR 27 18 69 W7G16 29.99R WCI 19 TC -3
HARRISBURG* CLEAR 27 17 64 W9G16 30.04R WCI 18 TC -3
ROBINSON* CLOUDY 27 19 74 W17G23 29.93R WCI 14 TC -3
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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