400
ASUS43 KLOT 231556
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
1000 AM CST MON FEB 23 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.
ILZ001-002-007-009-015-016-024-231700-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE SUNNY 21 7 54 NW9 30.57S WCI 11 TC -6
ILZ003-004-008-010-011-017-018-231700-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD MOSUNNY 22 7 52 N14 30.53S WCI 9 TC -6
PERU* PTSUNNY N/A N/A N/A N12G21 30.52S
ILZ005-006-012>014-019>023-231700-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE CLOUDY 22 7 52 NW17G24 30.46S WCI 8 TC -6
CHICAGO-MIDWAY NOT AVBL
AURORA PTSUNNY 23 8 52 N16G25 30.48R WCI 10 TC -5
WAUKEGAN CLOUDY 20 8 60 NW15G22 30.47R WCI 6 TC -7
DUPAGE AIRPORT PTSUNNY 23 9 55 N16G24 30.47S WCI 10 TC -5
WHEELING CLOUDY 21 8 57 N17G26 30.48S WCI 7 TC -6
ROMEOVILLE* CLOUDY 25 10 54 NW7G21 30.49R WCI 17 TC -4
NORTHERLY ISL* N/A 22 12 65 W13 N/A WCI 10 TC -5
LMZ740>746-231700-
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 21 330/ 23/ 26 N/A
NORTHERLY ISL 22 290/ 12/ 18 N/A
CALUMET HARBOR 310/ 8/ 19 1030.2
BURNS HARBOR 26 340/ 14/ 18 1029.1F
MICHIGAN CITY 26 330/ 30/ 35 1029.3S
ILZ025>027-034>036-040-047-049-050-058-095>099-231700-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ILZ028>032-037-038-041>044-048-051>054-059>061-231700-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PEORIA NOT AVBL
SPRINGFIELD FLURRIES 22 8 55 N14G24 30.57R WCI 9 TC -6
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-231700-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ILZ079-100>102-231700-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON MOSUNNY 21 7 53 NW14 30.60R WCI 8 TC -6
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-231700-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE CLOUDY 22 9 57 N16G23 30.57S WCI 8 TC -6
MT. VERNON MOSUNNY 21 10 63 NW8 30.55S WCI 12 TC -6
ILZ067-068-072-073-078-083-087-091-231700-
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
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