160
ASUS43 KLOT 232303
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
500 PM 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.
ILZ001-002-007-009-015-016-024-240000-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLEAR 27 8 44 NW8 30.41F WCI 19 TC -3
STERLING* CLEAR 29 12 49 NW7 30.41F WCI 22 TC -2
SAVANNA* CLEAR 29 9 41 NW5 30.41F WCI 24 TC -1
ILZ003-004-008-010-011-017-018-240000-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD PTCLDY 29 7 39 N7 30.39F WCI 22 TC -2
ILZ005-006-012>014-019>023-240000-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE PTCLDY 27 11 51 NE6 30.36F WCI 20 TC -3
CHICAGO-MIDWAY PTCLDY 26 12 55 NE10 30.38F WCI 16 TC -3
AURORA CLEAR 29 8 41 NW9 30.37F WCI 20 TC -2
JOLIET* CLEAR 31 10 41 CALM 30.39F TC 0
WAUKEGAN PTCLDY 23 13 65 NE7 30.37F WCI 15 TC -5
DUPAGE AIRPORT CLEAR 28 9 44 W8 30.36F WCI 20 TC -2
WHEELING PTCLDY 25 13 60 E7 30.39F WCI 17 TC -4
MORRIS* CLEAR 31 9 39 NW6 30.38F WCI 25 TC -1
ROMEOVILLE* CLEAR 30 10 43 W10 30.38F WCI 21 TC -1
LANSING* CLEAR 25 12 58 E8 30.40F WCI 16 TC -4
NORTHERLY ISL* N/A 24 14 65 MISG N/A TC -4
LMZ740>746-240000-
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 24 10/ 9/ 11 N/A
NORTHERLY ISL 25 20/ 11/ 11 N/A
CALUMET HARBOR 24 360/ 8/ 11 1028.7
BURNS HARBOR 24 350/ 7/ 9 1029.5F
MICHIGAN CITY 24 340/ 18/ 21 1029.7R
ILZ025>027-034>036-040-047-049-050-058-095>099-240000-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY CLEAR 29 8 41 NW3 30.43F TC -2
MACOMB* CLEAR 31 8 37 W5 30.44F WCI 26 TC -1
ILZ028>032-037-038-041>044-048-051>054-059>061-240000-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC CLEAR 31 7 37 NW10 30.40F WCI 22 TC -1
BLOOMINGTON CLEAR 30 11 45 NW10 30.40F WCI 21 TC -1
DECATUR CLEAR 30 8 39 NW12 30.41F WCI 20 TC -1
PEORIA CLEAR 30 7 37 W6 30.41F WCI 24 TC -1
LACON* CLEAR 30 7 38 NW7 30.40F WCI 23 TC -1
LINCOLN* CLEAR 31 4 30 W5 30.43F WCI 27 TC 0
SPRINGFIELD CLEAR 31 7 36 NW8 30.43F WCI 23 TC -1
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-240000-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN CLEAR 29 9 43 NW10 30.40F WCI 20 TC -2
DANVILLE* CLEAR 31 11 44 NW9 30.40S WCI 23 TC -1
MATTOON CLEAR 30 10 43 NW12 30.40F WCI 20 TC -1
PARIS* CLEAR 30 11 46 CALM 30.41S TC -1
ILZ079-100>102-240000-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON CLEAR 32 9 37 VRB5 30.46F WCI 27 TC 0
BELLEVILLE CLEAR 31 10 40 W7 30.45F WCI 25 TC 0
SPARTA* CLEAR 29 11 45 NW6 30.48F WCI 23 TC -1
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-240000-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE CLEAR 30 12 47 N9 30.47F WCI 22 TC -1
CAIRO* CLEAR 32 13 45 N5 30.48F WCI 28 TC 0
EFFINGHAM* CLEAR 30 13 49 W9 30.45F WCI 22 TC -1
MARION CLEAR 32 14 47 NW9 30.47S WCI 24 TC 0
MT. VERNON CLEAR 30 14 51 NW5 30.45F WCI 25 TC -1
SALEM* CLEAR 32 13 45 N8 30.44F WCI 25 TC 0
ILZ067-068-072-073-078-083-087-091-240000-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE PTCLDY 30 13 49 NW13 30.43S WCI 20 TC -1
FLORA* CLEAR 30 14 51 NW13 30.44F WCI 20 TC -1
FAIRFIELD* CLEAR 31 12 45 NW7 30.45S WCI 24 TC -1
HARRISBURG* CLEAR 31 11 43 NW9 30.47S WCI 23 TC 0
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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