883
ASUS43 KLOT 212301
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
500 PM CST SAT FEB 21 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.
ILZ001-002-007-009-015-016-024-220000-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE PTCLDY 27 11 51 NW14G25 30.22R WCI 16 TC -3
STERLING* PTCLDY 28 17 63 W16 30.19R WCI 16 TC -2
SAVANNA* MOCLDY 28 14 56 W12G21 30.19S WCI 17 TC -2
ILZ003-004-008-010-011-017-018-220000-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLOUDY 26 17 68 W8 30.17R WCI 18 TC -3
ILZ005-006-012>014-019>023-220000-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE CLOUDY 28 17 63 W9 30.13R WCI 19 TC -2
CHICAGO-MIDWAY CLOUDY 29 18 63 W13 30.14R WCI 19 TC -2
AURORA CLOUDY 27 18 69 NW12 30.14S WCI 17 TC -3
JOLIET* CLOUDY 31 19 62 CALM 30.17R TC -1
WAUKEGAN CLOUDY 27 18 69 NW8 30.12R WCI 19 TC -3
DUPAGE AIRPORT CLOUDY 26 20 77 W9 30.14R HAZE WCI 17
WHEELING FLURRIES 27 19 72 NW9 30.15R WCI 18 TC -3
MORRIS* CLOUDY 29 19 64 W13G18 30.16R WCI 19 TC -1
ROMEOVILLE* CLOUDY 28 19 69 NW9G17 30.16R WCI 20 TC -2
LANSING* CLOUDY 28 19 66 W7 30.15R WCI 21 TC -2
NORTHERLY ISL* N/A 29 19 66 W9 N/A WCI 21 TC -2
LMZ740>746-220000-
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 29 310/ 11/ 13 N/A
NORTHERLY ISL 29 260/ 8/ 11 N/A
CALUMET HARBOR 29 270/ 5/ 10 1020.1R
BURNS HARBOR 29 260/ 7/ 9 1021.0R
MICHIGAN CITY 29 260/ 10/ 11 1020.7R
ILZ025>027-034>036-040-047-049-050-058-095>099-220000-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY CLEAR 34 14 43 NW15 30.24R WCI 24 TC 1
MACOMB* CLEAR 32 13 45 NW16 30.27R WCI 21 TC 0
ILZ028>032-037-038-041>044-048-051>054-059>061-220000-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC PTCLDY 31 17 57 NW14G23 30.18R WCI 21 TC -1
BLOOMINGTON PTCLDY 31 19 61 NW14G24 30.19R WCI 21 TC -1
DECATUR CLEAR 35 17 47 NW14 30.19S WCI 26 TC 2
PEORIA MOCLDY 30 15 53 W14G23 30.22R WCI 19 TC -1
LACON* PTCLDY 30 15 53 NW16G22 30.20R WCI 19 TC -1
LINCOLN* MOCLDY 35 12 38 W8G17 30.21R WCI 29 TC 2
SPRINGFIELD MOCLDY 36 16 44 NW14 30.21R WCI 27 TC 2
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-220000-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN CLEAR 33 19 56 NW13 30.17S WCI 24 TC 1
DANVILLE* MOCLDY 31 20 65 NW9 30.18S WCI 23 TC -1
MATTOON CLEAR 35 20 54 NW15 30.17R WCI 25 TC 2
PARIS* CLEAR 34 21 58 NW13 30.18R WCI 25 TC 1
ILZ079-100>102-220000-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON PTCLDY 39 19 45 NW13 30.23R WCI 32 TC 4
CAHOKIA* PTCLDY 40 19 43 NW14 30.22S TC 4
SPARTA* CLEAR 40 20 45 N8 30.23R TC 5
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-220000-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE PTCLDY 40 24 53 N7 30.22R TC 4
CAIRO* CLEAR 44 27 52 NE6 30.21R TC 7
EFFINGHAM* CLEAR 38 23 53 NW12 30.21S WCI 31 TC 4
MARION CLEAR 39 23 52 NW12 30.21S WCI 32 TC 4
MT. VERNON CLEAR 39 22 50 VRB7 30.21S WCI 34 TC 4
SALEM* CLEAR 40 22 50 W8 30.21R TC 4
ILZ067-068-072-073-078-083-087-091-220000-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE CLEAR 37 20 50 NW14 30.19S WCI 28 TC 3
FLORA* CLEAR 39 23 52 NW12 30.21S WCI 32 TC 4
FAIRFIELD* CLEAR 38 21 50 NW5 30.20F WCI 35 TC 4
HARRISBURG* PTCLDY 38 22 51 NW7 30.21S WCI 33 TC 4
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