188
ASUS43 KLOT 280501
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
1100 PM CST TUE JAN 27 2026
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.
ILZ001-002-007-009-015-016-024-280600-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLEAR 5 -2 72 W8 30.34F WCI -8 TC -15
STERLING* CLEAR 2 -3 80 W9 30.33F WCI -13 TC -17
SAVANNA* CLEAR 6 -2 70 W3 30.33S TC -15
ILZ003-004-008-010-011-017-018-280600-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLEAR 3 -5 69 SW7 30.29F WCI -9 TC -16
FREEPORT* CLEAR 4 -4 69 W5 30.30F WCI -5 TC -15
DE KALB* CLEAR 3 -5 69 MISG 30.28S TC -16
PERU* CLEAR 3 -2 78 W7 30.33S WCI -9 TC -16
ILZ005-006-012>014-019>023-280600-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE CLEAR 6 -6 57 W6 30.27F WCI -4 TC -14
CHICAGO-MIDWAY CLEAR 7 -5 57 W9 30.29S WCI -7 TC -14
AURORA CLEAR -1 -6 79 W6 30.28F WCI -13 TC -18
JOLIET* CLEAR 5 -2 71 CALM 30.32S TC -15
WAUKEGAN CLEAR 3 -7 63 W7 30.25F WCI -9 TC -16
DUPAGE AIRPORT CLEAR 4 -5 66 W9 30.27F WCI -10 TC -16
WHEELING CLEAR 6 -5 60 MISG 30.28F TC -14
MORRIS* CLEAR 1 -7 70 CALM 30.31S TC -17
ROMEOVILLE* CLEAR 3 -4 72 W7 30.31S WCI -9 TC -16
LANSING* CLEAR 3 -5 68 W6 30.30S WCI -8 TC -16
LMZ740>746-280600-
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 9 290/ 15/ 18 N/A
NORTHERLY ISL 9 280/ 8/ 12 N/A
CALUMET HARBOR 8 260/ 5/ 9 1025.0F
BURNS HARBOR 11 290/ 6/ 7 1025.4F
MICHIGAN CITY 13 280/ 12/ 15 1026.1F
ILZ025>027-034>036-040-047-049-050-058-095>099-280600-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY CLEAR 8 -2 63 W5 30.38F WCI 0 TC -13
GALESBURG* CLEAR 2 -1 89 W8 30.36F WCI -12 TC -17
MACOMB* CLEAR 3 -4 70 CALM 30.40F TC -16
JACKSONVILLE* CLEAR 3 -5 69 CALM 30.39S TC -16
ILZ028>032-037-038-041>044-048-051>054-059>061-280600-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC CLEAR 0 -8 69 W7 30.34S WCI -13 TC -18
BLOOMINGTON CLEAR 4 -2 76 W5 30.33F WCI -5 TC -16
DECATUR CLEAR 7 -1 70 W5 30.36F WCI -2 TC -14
PEORIA CLEAR 6 -3 66 W3 30.36F TC -14
LACON* CLEAR 4 -5 65 NW3 30.35F TC -15
LINCOLN* CLEAR 9 -4 55 CALM 30.38S TC -13
SPRINGFIELD CLEAR 1 -2 87 W3 30.38F TC -17
TAYLORVILLE CLEAR 5 -1 77 W5 30.38F WCI -4 TC -15
ILZ033-039-045-046-055>057-062-063-280600-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN CLEAR 0 -5 79 W7 30.34S WCI -13 TC -18
DANVILLE* CLEAR 5 -3 69 W6 30.35S WCI -6 TC -15
RANTOUL* CLEAR 2 -6 69 W7 30.34S WCI -11 TC -17
MATTOON CLEAR 6 -1 73 W5 30.35S WCI -3 TC -14
PARIS* CLEAR -3 -8 79 CALM 30.35F TC -19
ILZ079-100>102-280600-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
BELLEVILLE PTCLDY 16 5 63 NW3 30.40S TC -9
CAHOKIA* PTCLDY 15 4 61 CALM 30.41S TC -9
SPARTA* MOCLDY 20 6 55 N3 30.41F TC -7
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-280600-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE PTCLDY 22 7 52 N6 30.41S WCI 14 TC -6
CAIRO* PTCLDY 17 14 90 CALM 30.41S TC -9
EFFINGHAM* CLEAR 2 -1 86 CALM 30.41S TC -16
MARION PTCLDY 21 6 53 N3 30.41F TC -6
MT. VERNON CLEAR 11 4 73 CALM 30.40F TC -12
CENTRALIA* N/A N/A N/A N/A MISG N/A
SALEM* CLEAR 10 4 76 CALM 30.39F TC -12
ILZ067-068-072-073-078-083-087-091-280600-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE CLEAR 1 -2 87 CALM 30.40S TC -17
FLORA* CLEAR 1 -4 78 CALM 30.41S TC -17
FAIRFIELD* CLEAR 6 -1 73 N6 30.40F WCI -5 TC -15
HARRISBURG* PTCLDY 19 7 60 NE6 30.42S WCI 11 TC -7
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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