579
ASUS43 KLOT 270101
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
700 PM CST MON JAN 26 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.
ILZ001-002-007-009-015-016-024-270200-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLEAR 8 -1 66 SW15G28 30.13F WCI -9 TC -13
STERLING* CLEAR 7 -2 66 VRB7 30.14F WCI -5 TC -14
SAVANNA* CLEAR 9 -3 59 S13 30.11F WCI -7 TC -13
ILZ003-004-008-010-011-017-018-270200-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD PTCLDY 5 -5 63 S14 30.12F WCI -12 TC -15
PERU* CLEAR 7 -4 61 S13 30.19F WCI -9 TC -14
ILZ005-006-012>014-019>023-270200-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE PTCLDY 5 -9 52 S14G23 30.14F WCI -12 TC -15
CHICAGO-MIDWAY CLEAR 5 -8 55 SW13 30.18F WCI -12 TC -15
AURORA CLEAR 3 -7 63 SW10 30.16F WCI -12 TC -16
JOLIET* N/A 7 -5 59 SW8 30.21F WCI -6 TC -14
WAUKEGAN CLEAR 5 -7 57 SW20G28 30.10F WCI -15 TC -15
DUPAGE AIRPORT CLEAR 4 -7 60 SW15G23 30.14F WCI -14 TC -16
WHEELING CLEAR 6 -6 57 SW13 30.15F WCI -10 TC -14
MORRIS* CLEAR 4 -5 64 SW15 30.21F WCI -14 TC -15
ROMEOVILLE* CLEAR 5 -4 66 S14 30.20F WCI -12 TC -15
LANSING* N/A 2 -6 68 SW13 30.23S WCI -15 TC -16
NORTHERLY ISL* N/A 6 -6 57 SW10 N/A WCI -8 TC -14
LMZ740>746-270200-
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 8 210/ 21/ 24 N/A
NORTHERLY ISL 7 210/ 10/ 13 N/A
CALUMET HARBOR 5 200/ 9/ 13 1022.2F
BURNS HARBOR 5 200/ 7/ 10 1023.4F
MICHIGAN CITY 4 210/ 13/ 15 1024.7F
ILZ025>027-034>036-040-047-049-050-058-095>099-270200-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY CLEAR 9 -1 64 S15 30.25F WCI -8 TC -13
MACOMB* CLEAR 9 -1 65 S18G24 30.23F WCI -10 TC -13
ILZ028>032-037-038-041>044-048-051>054-059>061-270200-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
BLOOMINGTON CLEAR 4 -2 76 SW16 30.25F WCI -15 TC -16
DECATUR CLEAR 4 -4 69 SW14 30.32F WCI -14 TC -16
PEORIA CLEAR 7 -2 66 S15 30.23F WCI -10 TC -14
SPRINGFIELD CLEAR 8 -2 63 S12 30.31F WCI -7 TC -13
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-270200-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN CLEAR -1 -7 75 S14 30.30F WCI -20 TC -18
MATTOON CLEAR 4 -5 66 S9 30.33F WCI -10 TC -16
PARIS* CLEAR 0 -8 68 SW13 30.35F WCI -18 TC -18
ILZ079-100>102-270200-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON CLEAR 10 -2 56 SW9 30.37F WCI -2 TC -12
CAHOKIA* CLEAR 9 -2 61 S3 30.39F TC -13
SPARTA* CLEAR 12 -1 54 S6 30.43F WCI 3 TC -11
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-270200-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE CLEAR 10 -2 58 S13 30.45F WCI -5 TC -12
MARION CLEAR 12 0 57 S8 30.46S WCI 1 TC -11
CENTRALIA* N/A N/A N/A N/A MISG N/A
SALEM* CLEAR 8 -3 60 S7 30.40F WCI -3 TC -13
ILZ067-068-072-073-078-083-087-091-270200-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE CLEAR -10 -16 74 S8 30.43F WCI -26 TC -23
FAIRFIELD* CLEAR 3 -6 66 S6 30.44F WCI -8 TC -16
HARRISBURG* CLEAR 1 -7 69 CALM 30.47S TC -17
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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