506
ASUS43 KLOT 230711
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
100 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.
ILZ001-002-007-009-015-016-024-230800-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLOUDY 15 5 64 NW16G26 30.51S WCI -1 TC -9
STERLING* PTCLDY 16 8 71 NW14 30.48R WCI 2 TC -9
SAVANNA* CLOUDY 16 6 65 N14 30.50S WCI 1 TC -9
ILZ003-004-008-010-011-017-018-230800-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD FLURRIES 17 8 67 NW13G23 30.45R WCI 4 TC -8
ROCHELLE* CLOUDY 17 7 65 N14 30.44S WCI 3 TC -8
PERU* CLOUDY 17 8 67 NW12 30.45S WCI 4 TC -8
ILZ005-006-012>014-019>023-230800-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE MOCLDY 20 10 65 NW16G25 30.37R WCI 6 TC -7
CHICAGO-MIDWAY FLURRIES 21 10 62 NW15G24 30.37S WCI 8 TC -6
AURORA CLOUDY 18 10 71 NW14 30.39S WCI 4 TC -8
JOLIET* FLURRIES 21 12 67 CALM 30.41S TC -6
WAUKEGAN CLOUDY 18 11 74 NW13G22 30.37R WCI 5 TC -8
DUPAGE AIRPORT CLOUDY 18 11 74 NW14 30.38S WCI 4 TC -8
KANKAKEE* CLEAR 18 9 68 NW12G20 30.39F WCI 6 TC -8
WHEELING CLOUDY 20 11 68 N14G23 30.39R WCI 7 TC -7
MORRIS* MOCLDY 19 9 67 NW12 30.41R WCI 6 TC -7
ROMEOVILLE* FLURRIES 19 10 68 NW16 30.39S WCI 5 TC -7
LANSING* FLURRIES 20 11 69 NW12G21 30.36S WCI 8 TC -7
NORTHERLY ISL* N/A 21 13 71 NW9 N/A WCI 11 TC -6
LMZ740>746-230800-
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 22 320/ 23/ 25 N/A
NORTHERLY ISL 21 280/ 10/ 17 N/A
CALUMET HARBOR 20 290/ 7/ 12 1027.4
BURNS HARBOR 24 320/ 14/ 18 1026.4F
MICHIGAN CITY 25 310/ 28/ 33 1026.3R
ILZ025>027-034>036-040-047-049-050-058-095>099-230800-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY PTCLDY 12 4 70 NW13 30.55S WCI -3 TC -11
GALESBURG* CLOUDY 14 10 83 NW12 30.51S WCI 0 TC -10
MACOMB* CLOUDY 14 3 63 NW12 30.55S WCI 0 TC -10
JACKSONVILLE* CLOUDY 15 7 71 NW17 30.52S WCI -1 TC -9
ILZ028>032-037-038-041>044-048-051>054-059>061-230800-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC PTCLDY 16 8 70 NW14 30.43S WCI 1 TC -9
BLOOMINGTON PTCLDY 14 7 73 NW16 30.43S WCI -2 TC -10
DECATUR CLOUDY 15 6 67 NW14G24 30.45S WCI 0 TC -9
PEORIA CLOUDY 15 5 64 NW12G20 30.49R WCI 2 TC -9
LACON* PTCLDY 14 4 65 NW10 30.47S WCI 1 TC -10
LINCOLN* CLOUDY 16 4 57 NW7 30.48S WCI 7 TC -9
SPRINGFIELD CLOUDY 14 3 61 NW12 30.50S WCI 0 TC -10
TAYLORVILLE CLOUDY 15 4 64 NW16 30.49S WCI -1 TC -10
ILZ033-039-045-046-055>057-062-063-230800-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN CLEAR 15 7 70 NW17G26 30.41S WCI -1 TC -9
DANVILLE* MOCLDY 17 10 75 NW14 30.40R WCI 3 TC -8
RANTOUL* MOCLDY 15 7 70 NW16G24 30.41R WCI -1 TC -9
MATTOON CLEAR 14 7 73 NW15 30.41S WCI -1 TC -10
PARIS* MOCLDY 16 9 75 NW13 30.41S WCI 2 TC -9
ILZ079-100>102-230800-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON CLEAR 19 7 58 NW9 30.51S WCI 9 TC -7
BELLEVILLE PTCLDY 23 11 58 NW16 30.50S WCI 10 TC -5
CAHOKIA* CLEAR 22 9 57 N18G30 30.51S WCI 7 TC -6
SPARTA* CLEAR 22 8 56 N9G22 30.51R WCI 12 TC -6
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-230800-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE CLEAR 22 10 60 NW13 30.49R WCI 10 TC -6
CAIRO* CLEAR 28 14 55 N10 30.48R WCI 18 TC -2
EFFINGHAM* MOCLDY 16 8 68 W16 30.47F WCI 1 TC -9
MARION CLEAR 22 6 51 N9G23 30.49R WCI 11 TC -6
MT. VERNON MOCLDY 19 9 65 NW9G16 30.48S WCI 8 TC -7
SALEM* CLOUDY 19 8 62 NW24G30 30.48S WCI 2 TC -7
ILZ067-068-072-073-078-083-087-091-230800-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE CLEAR 18 7 62 NW15 30.43S WCI 4 TC -8
FLORA* FLURRIES 19 10 68 N16 30.47R WCI 5 TC -7
FAIRFIELD* MOCLDY 19 8 61 N10G18 30.47R WCI 8 TC -7
HARRISBURG* CLEAR 21 8 57 N16 30.48R WCI 7 TC -6
ROBINSON* CLEAR 18 10 73 NW13G23 30.42S WCI 4 TC -8
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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