601
ASUS43 KLOT 271356
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
800 AM 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.
ILZ001-002-007-009-015-016-024-271500-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLEAR 12 2 64 NW17G31 30.15R WCI -5 TC -11
ILZ003-004-008-010-011-017-018-271500-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLEAR 9 -2 61 W17 30.05R WCI -9 TC -13
PERU* CLEAR 12 1 62 W16G24 30.09R WCI -4 TC -11
ILZ005-006-012>014-019>023-271500-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE PTCLDY 13 3 64 W15G24 29.98R WCI -3 TC -11
CHICAGO-MIDWAY NOT AVBL
AURORA CLEAR 11 2 67 NW17 30.02R WCI -6 TC -12
WAUKEGAN CLEAR 11 -4 51 NW14G25 29.97R WCI -5 TC -12
DUPAGE AIRPORT CLEAR 12 2 64 W18G28 30.00R WCI -6 TC -11
WHEELING PTCLDY 14 2 58 NW14G23 29.99R WCI -1 TC -10
NORTHERLY ISL* N/A 15 5 64 W16 N/A WCI 0 TC -9
LMZ740>746-271500-
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 16 290/ 22/ 26 N/A
NORTHERLY ISL 15 270/ 8/ 15 N/A
CALUMET HARBOR 240/ 7/ 13 1014.4
BURNS HARBOR 17 280/ 14/ 19 1014.9S
MICHIGAN CITY 16 250/ 27/ 31 1014.8F
ILZ025>027-034>036-040-047-049-050-058-095>099-271500-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ILZ028>032-037-038-041>044-048-051>054-059>061-271500-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PEORIA NOT AVBL
SPRINGFIELD CLEAR 10 6 84 W9 30.18R WCI -3 TC -12
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-271500-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ILZ079-100>102-271500-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON CLEAR 18 9 68 W9 30.23R WCI 6 TC -8
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-271500-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE CLEAR 14 4 64 SW10 30.29R WCI 1 TC -10
MARION CLEAR 12 5 73 SW12 30.29R WCI -2 TC -11
ILZ067-068-072-073-078-083-087-091-271500-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
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