518
ASUS43 KLOT 301301
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
700 AM CST TUE DEC 30 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.
ILZ001-002-007-009-015-016-024-301400-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLOUDY 14 7 73 W10 30.31F WCI 1 TC -10
STERLING* CLEAR 11 6 81 W13 30.29F WCI -4 TC -12
SAVANNA* CLOUDY 12 5 72 W6 30.30S WCI 3 TC -11
ILZ003-004-008-010-011-017-018-301400-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLOUDY 9 2 73 W9 30.27S WCI -4 TC -13
FREEPORT* CLOUDY 11 4 71 W7 30.28R WCI 0 TC -12
DE KALB* CLEAR 8 3 81 MISG 30.24S TC -13
ILZ005-006-012>014-019>023-301400-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE PTCLDY 11 4 73 W7 30.22S WCI 0 TC -12
CHICAGO-MIDWAY PTCLDY 11 4 73 W13 30.23F WCI -4 TC -12
AURORA CLEAR 8 3 80 W9 30.25S WCI -5 TC -13
JOLIET* CLEAR 12 6 77 CALM 30.27F TC -11
WAUKEGAN MOCLDY 12 4 70 W8G20 30.19S WCI 0 TC -11
DUPAGE AIRPORT PTCLDY 9 3 77 W8 30.23F WCI -3 TC -13
WHEELING PTCLDY 11 5 77 NW8G14 30.23R WCI -1 TC -12
MORRIS* CLEAR 9 5 84 W7 30.27F WCI -2 TC -13
ROMEOVILLE* PTCLDY 10 5 79 W13 30.26F WCI -5 TC -12
LANSING* CLEAR 10 5 78 W9 30.24S WCI -2 TC -12
NORTHERLY ISL* N/A 13 7 77 W12 N/A WCI -1 TC -10
LMZ740>746-301400-
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 14 280/ 17/ 20 N/A
NORTHERLY ISL 14 240/ 7/ 13 N/A
CALUMET HARBOR 12 250/ 7/ 8 1023.1
BURNS HARBOR 16 280/ 8/ 10 1023.4F
MICHIGAN CITY 18 270/ 18/ 22 1023.7R
ILZ025>027-034>036-040-047-049-050-058-095>099-301400-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY CLEAR 13 9 84 W7 30.38S WCI 3 TC -11
MACOMB* CLEAR 13 9 85 CALM 30.37F TC -11
ILZ028>032-037-038-041>044-048-051>054-059>061-301400-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC CLEAR 11 6 79 W10 30.29F WCI -3 TC -12
BLOOMINGTON CLEAR 10 7 87 W13 30.30S WCI -5 TC -12
DECATUR CLEAR 13 9 84 W12 30.34R WCI -1 TC -11
PEORIA CLEAR 12 7 80 W5 30.33F WCI 4 TC -11
LACON* CLEAR 11 4 73 W8 30.31F WCI 0 TC -11
LINCOLN* CLEAR 14 6 70 W7 30.35S WCI 4 TC -10
SPRINGFIELD CLEAR 13 9 84 W8 30.37S WCI 2 TC -11
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-301400-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN CLEAR 11 7 84 W9 30.30S WCI -2 TC -12
DANVILLE* CLEAR 13 8 81 W8 30.30F WCI 1 TC -11
RANTOUL* CLEAR 11 7 83 W7 30.30S WCI 0 TC -12
MATTOON CLEAR 13 9 84 W9 30.32S WCI 1 TC -11
PARIS* CLEAR 12 8 84 CALM 30.32S TC -11
ILZ079-100>102-301400-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON CLEAR 16 10 79 W8 30.41R WCI 5 TC -9
BELLEVILLE CLEAR 18 11 76 NW8 30.40R WCI 7 TC -8
SPARTA* CLEAR 17 12 79 NW6 30.41S WCI 9 TC -8
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-301400-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE CLEAR 18 13 80 NW5 30.41S WCI 11 TC -8
CAIRO* CLEAR 21 15 78 CALM 30.43R TC -6
EFFINGHAM* CLEAR 15 12 86 W7 30.38S WCI 5 TC -9
MARION CLEAR 18 10 73 CALM 30.40S TC -8
MT. VERNON CLEAR 17 12 80 W3 30.39S TC -8
CENTRALIA* N/A N/A N/A N/A MISG N/A
SALEM* CLEAR 18 12 77 W8 30.38S WCI 8 TC -8
METROPOLIS* CLEAR 19 12 74 CALM 30.42R TC -7
ILZ067-068-072-073-078-083-087-091-301400-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE MOCLDY 17 10 74 NW12 30.36F WCI 4 TC -8
FLORA* CLEAR 16 12 86 NW9 30.38S WCI 4 TC -9
FAIRFIELD* CLEAR 18 11 76 W3 30.39R TC -8
HARRISBURG* CLEAR 19 13 79 NW5 30.40S WCI 12 TC -7
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page