126
ASUS43 KLOT 160503
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
1100 PM CST MON DEC 15 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.
ILZ001-002-007-009-015-016-024-160600-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLEAR 13 11 92 CALM 30.04F TC -11
STERLING* CLEAR 14 11 87 E5 30.07F WCI 6 TC -10
SAVANNA* CLEAR 14 10 85 CALM 30.06F TC -10
ILZ003-004-008-010-011-017-018-160600-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD PTCLDY 12 10 92 CALM 30.07F TC -11
FREEPORT* CLEAR 11 8 86 SW3 30.06F TC -11
DE KALB* CLEAR 12 9 87 CALM 30.06F TC -11
PERU* CLEAR 17 12 80 CALM 30.08S TC -8
ILZ005-006-012>014-019>023-160600-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE PTCLDY 19 11 70 S3 30.07F TC -7
CHICAGO-MIDWAY PTCLDY 20 12 71 S3 30.09F TC -7
AURORA CLEAR 10 8 92 CALM 30.07S TC -12
JOLIET* PTCLDY 18 13 82 CALM 30.10S TC -8
WAUKEGAN CLEAR 11 9 92 CALM 30.07F TC -12
DUPAGE AIRPORT CLEAR 14 11 87 SE3 30.07S TC -10
WHEELING CLEAR 15 11 83 CALM 30.09F TC -9
MORRIS* PTCLDY 16 13 87 CALM 30.08S TC -9
LANSING* CLEAR 17 10 74 CALM 30.11S TC -9
LMZ740>746-160600-
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 24 220/ 6/ 7 N/A
NORTHERLY ISL 20 170/ 2/ 6 N/A
CALUMET HARBOR 20 170/ 2/ 4 1018.7F
BURNS HARBOR 19 180/ 4/ 5 1020.0S
MICHIGAN CITY 21 200/ 9/ 11 1020.3F
ILZ025>027-034>036-040-047-049-050-058-095>099-160600-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY N/A 29 23 78 SW7 30.06F WCI 22 TC -2
GALESBURG* CLEAR 17 17 98 S3 30.07R TC -8
MACOMB* CLEAR 16 13 89 CALM 30.08F TC -9
ILZ028>032-037-038-041>044-048-051>054-059>061-160600-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC CLEAR 14 10 83 SE5 30.09S WCI 7 TC -10
BLOOMINGTON CLEAR 18 13 80 MISG 30.08F TC -8
DECATUR CLEAR 20 10 65 SW5 30.10S WCI 13 TC -7
PEORIA CLEAR 18 13 80 CALM 30.08S TC -8
LINCOLN* CLEAR 16 7 67 CALM 30.09S TC -9
SPRINGFIELD CLEAR 24 13 62 S5 30.08F WCI 18 TC -4
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-160600-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN CLEAR 18 10 71 S8 30.09F WCI 8 TC -8
DANVILLE* CLEAR 20 10 65 CALM 30.11F TC -6
RANTOUL* CLEAR 15 9 78 SE3 30.09S TC -10
MATTOON CLEAR 26 10 50 S10 30.10F WCI 16 TC -3
PARIS* CLEAR 21 10 60 SW10 30.12S WCI 10 TC -6
ILZ079-100>102-160600-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON CLEAR 31 15 50 CALM 30.11S TC 0
BELLEVILLE CLOUDY 35 13 41 S6 30.11S WCI 30 TC 2
CAHOKIA* CLOUDY 36 15 42 S5 30.11 WCI 32 TC 2
SPARTA* CLOUDY 32 12 43 S12G17 30.16S WCI 23 TC 0
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-160600-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE CLOUDY 33 13 43 S15 30.18S WCI 23 TC 1
EFFINGHAM* CLEAR 24 11 58 CALM 30.15S TC -5
MT. VERNON CLOUDY N/A N/A N/A SW9 30.16S
CENTRALIA* N/A N/A N/A N/A MISG N/A
SALEM* CLOUDY 32 14 48 S8 30.14R WCI 25 TC 0
METROPOLIS* PTCLDY 28 12 51 CALM 30.23F TC -2
ILZ067-068-072-073-078-083-087-091-160600-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE CLEAR 20 8 60 S7 30.17S WCI 11 TC -7
FLORA* CLEAR 25 14 63 S7 30.16S WCI 17 TC -4
FAIRFIELD* CLEAR 27 13 55 S5 30.17S WCI 22 TC -3
HARRISBURG* CLOUDY 32 11 41 SW7 30.20R WCI 26 TC 0
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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