107
ASUS43 KLOT 160712
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
100 AM CST TUE DEC 16 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.
ILZ001-002-007-009-015-016-024-160800-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLEAR 11 8 88 CALM 30.02F TC -12
STERLING* CLEAR 9 6 88 E3 30.04F TC -13
SAVANNA* CLEAR 12 8 86 CALM 30.04R TC -11
ILZ003-004-008-010-011-017-018-160800-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD PTCLDY 10 8 92 CALM 30.04F TC -12
FREEPORT* CLEAR 13 10 86 CALM 30.04S TC -10
DE KALB* CLEAR 13 9 87 CALM 30.04S TC -11
PERU* CLEAR 16 11 82 E3 30.05S TC -9
ILZ005-006-012>014-019>023-160800-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE CLEAR 18 11 74 CALM 30.04F TC -8
CHICAGO-MIDWAY CLEAR 19 12 74 S3 30.06F TC -7
AURORA CLEAR 8 6 92 CALM 30.04F TC -13
JOLIET* CLEAR 15 14 92 CALM 30.07S TC -9
WAUKEGAN CLEAR 13 10 88 SW5 30.04F WCI 5 TC -11
DUPAGE AIRPORT CLEAR 13 11 92 CALM 30.03F TC -11
WHEELING CLEAR 15 11 83 CALM 30.06F TC -9
MORRIS* CLEAR 17 14 89 CALM 30.05F TC -8
ROMEOVILLE* CLEAR 14 12 92 SE5 30.06F WCI 6 TC -10
LANSING* CLEAR 15 10 80 CALM 30.07F TC -10
NORTHERLY ISL* N/A 21 13 71 SW5 N/A WCI 15 TC -6
LMZ740>746-160800-
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 24 210/ 8/ 8 N/A
NORTHERLY ISL 21 200/ 4 N/A
CALUMET HARBOR 19 170/ 3/ 4 1017.6
BURNS HARBOR 20 180/ 5/ 6 1018.6F
MICHIGAN CITY 20 180/ 6/ 9 1019.1F
ILZ025>027-034>036-040-047-049-050-058-095>099-160800-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY CLEAR 28 24 85 SW10 30.03F WCI 19 TC -2
GALESBURG* CLEAR 17 15 92 SE3 30.03F TC -8
MACOMB* CLEAR 14 11 90 CALM 30.05S TC -10
JACKSONVILLE* CLEAR 29 21 71 SW8 30.06F WCI 21 TC -2
ILZ028>032-037-038-041>044-048-051>054-059>061-160800-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC CLEAR 14 9 83 SE5 30.05F WCI 6 TC -10
BLOOMINGTON CLEAR 17 11 77 S9 30.05F WCI 6 TC -8
DECATUR CLEAR 22 12 65 SW8 30.07F WCI 12 TC -6
PEORIA CLEAR 16 12 84 CALM 30.05F TC -9
LACON* CLEAR 10 5 79 CALM 30.04F TC -12
LINCOLN* CLEAR 15 7 72 SE3 30.06F TC -10
SPRINGFIELD CLEAR 22 11 62 S3 30.06F TC -6
TAYLORVILLE CLEAR 22 13 66 S8 30.09S WCI 13 TC -5
ILZ033-039-045-046-055>057-062-063-160800-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN CLEAR 16 8 71 S6 30.08S WCI 7 TC -9
DANVILLE* CLEAR 21 9 61 S5 30.09F WCI 14 TC -6
RANTOUL* CLEAR 14 9 81 CALM 30.07F TC -10
MATTOON CLEAR 24 11 57 S9 30.08F WCI 14 TC -4
PARIS* CLEAR 22 11 62 SW12 30.10S WCI 10 TC -6
ILZ079-100>102-160800-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON CLEAR 30 15 53 CALM 30.11S TC -1
BELLEVILLE MOCLDY 31 15 49 S3 30.11 TC 0
CAHOKIA* CLEAR 27 14 58 SE3 30.11S TC -3
SPARTA* CLOUDY 33 13 44 S10 30.14F WCI 25 TC 1
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-160800-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE CLOUDY 34 15 46 S10 30.16S WCI 26 TC 1
EFFINGHAM* CLEAR 23 13 64 CALM 30.13S TC -5
MT. VERNON CLOUDY N/A N/A N/A SW7 30.15S
CENTRALIA* N/A N/A N/A N/A MISG N/A
SALEM* CLOUDY 34 17 48 S7 30.13R WCI 28 TC 1
METROPOLIS* CLOUDY 32 13 46 CALM 30.22S TC 0
ILZ067-068-072-073-078-083-087-091-160800-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE PTCLDY 18 9 68 S6 30.15F WCI 10 TC -8
FLORA* CLOUDY 30 18 59 SW13 30.13F WCI 20 TC -1
FAIRFIELD* CLOUDY 30 18 60 S3 30.15F TC -1
HARRISBURG* CLOUDY 34 13 42 SW7 30.17F WCI 28 TC 1
ROBINSON* CLEAR 25 10 54 S3 30.13S TC -4
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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