347
ASUS43 KLOT 211301
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
700 AM CST SUN DEC 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.
ILZ001-002-007-009-015-016-024-211400-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLEAR 15 8 73 CALM 30.39R TC -9
STERLING* CLEAR 15 8 73 CALM 30.39R TC -9
SAVANNA* CLEAR 15 6 66 CALM 30.39R TC -9
ILZ003-004-008-010-011-017-018-211400-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLEAR 12 5 73 NW3 30.39R TC -11
FREEPORT* CLEAR 13 5 69 CALM 30.39R TC -10
DE KALB* CLEAR 14 7 75 CALM 30.37R TC -10
ILZ005-006-012>014-019>023-211400-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE CLEAR 17 6 62 NW5 30.37R WCI 10 TC -8
CHICAGO-MIDWAY PTCLDY 19 5 54 N7 30.37R WCI 10 TC -7
AURORA CLEAR 12 8 84 N3 30.38R TC -11
JOLIET* CLEAR 19 12 73 CALM 30.40R TC -7
WAUKEGAN CLEAR 14 2 58 NW5 30.36R WCI 6 TC -10
DUPAGE AIRPORT CLEAR 15 5 64 N8 30.37R WCI 4 TC -9
WHEELING CLEAR 17 5 59 NW5 30.38R WCI 10 TC -8
MORRIS* CLEAR 15 11 82 NW5 30.39R WCI 8 TC -9
ROMEOVILLE* CLEAR 18 9 68 NW3 30.39R TC -8
LANSING* CLEAR 19 6 56 NW3 30.38R TC -7
NORTHERLY ISL* N/A 21 7 54 N5 N/A WCI 15 TC -6
LMZ740>746-211400-
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 22 300/ 12/ 13 N/A
NORTHERLY ISL 21 270/ 5/ 11 N/A
CALUMET HARBOR 21 290/ 4/ 7 N/A
BURNS HARBOR 26 320/ 7/ 8 1028.1R
MICHIGAN CITY 26 310/ 14/ 17 1027.7
ILZ025>027-034>036-040-047-049-050-058-095>099-211400-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY PTCLDY 23 16 74 NE6 30.42R WCI 16 TC -5
MACOMB* PTCLDY 19 15 85 CALM 30.45R TC -7
ILZ028>032-037-038-041>044-048-051>054-059>061-211400-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC CLEAR 18 12 79 W3 30.42R TC -8
BLOOMINGTON CLEAR 19 13 77 VRB3 30.41R TC -7
DECATUR PTCLDY 24 14 65 W3 30.43R TC -4
PEORIA CLEAR 19 12 74 W3 30.42R TC -7
LACON* CLEAR 14 8 78 CALM 30.42R TC -10
LINCOLN* CLEAR 24 12 61 CALM 30.44R TC -4
SPRINGFIELD PTCLDY 23 18 81 N5 30.42R WCI 17 TC -5
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-211400-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN PTCLDY 20 16 84 W6 30.41R WCI 12 TC -7
DANVILLE* PTCLDY 22 16 75 NW7 30.40R WCI 14 TC -5
RANTOUL* CLEAR 20 14 76 NW5 30.40R WCI 14 TC -7
MATTOON PTCLDY 23 18 81 NW7 30.39R WCI 15 TC -5
PARIS* PTCLDY 22 17 80 NW8 30.41R WCI 12 TC -6
ILZ079-100>102-211400-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON CLEAR 27 18 69 N6 30.41R WCI 20 TC -3
BELLEVILLE PTCLDY 25 18 73 CALM 30.42R TC -4
CAHOKIA* PTCLDY 23 19 85 CALM 30.43R TC -5
SPARTA* CLOUDY 32 19 58 N3 30.44R TC 0
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-211400-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE CLOUDY 30 26 85 NW5 30.41R WCI 25 TC -1
CAIRO* PTCLDY 36 24 64 NE5 30.39R WCI 32 TC 2
EFFINGHAM* CLEAR 27 21 76 NW3 30.43R TC -3
MARION CLOUDY 30 23 74 CALM 30.41R TC -1
MT. VERNON MOCLDY 31 19 61 VRB3 30.43R TC -1
CENTRALIA* N/A N/A N/A N/A MISG N/A
SALEM* PTCLDY 26 19 77 CALM 30.42R TC -4
METROPOLIS* MOCLDY 34 19 54 CALM 30.38S TC 1
ILZ067-068-072-073-078-083-087-091-211400-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE PTCLDY 27 18 69 CALM 30.41R TC -3
FLORA* PTCLDY 23 19 86 CALM 30.42R TC -5
FAIRFIELD* MOCLDY 29 21 73 CALM 30.41R TC -2
HARRISBURG* MOCLDY 33 21 62 NE3 30.41R TC 0
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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