633
ASUS43 KLOT 212201
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
400 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.
ILZ001-002-007-009-015-016-024-212300-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE MOSUNNY 29 11 47 NW20G26 30.20S WCI 16 TC -2
STERLING* PTSUNNY 29 19 66 NW16 30.18S WCI 17 TC -2
SAVANNA* PTSUNNY 28 15 58 NW10G17 30.19R WCI 19 TC -2
ILZ003-004-008-010-011-017-018-212300-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLOUDY 27 17 66 W12 30.15S WCI 17 TC -3
ILZ005-006-012>014-019>023-212300-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE CLOUDY 28 17 63 NW9 30.12R WCI 19 TC -2
CHICAGO-MIDWAY CLOUDY 29 19 66 W13 30.13R WCI 19 TC -2
AURORA CLOUDY 28 18 66 NW15 30.14R WCI 16 TC -2
JOLIET* CLOUDY 31 19 62 CALM 30.16R TC -1
WAUKEGAN CLOUDY 27 18 69 NW7 30.11R WCI 19 TC -3
DUPAGE AIRPORT CLOUDY 27 18 69 NW14 30.13R WCI 16 TC -3
WHEELING CLOUDY 28 18 66 NW9 30.14R WCI 19 TC -2
MORRIS* CLOUDY 29 19 65 NW14 30.15R WCI 19 TC -1
ROMEOVILLE* CLOUDY 28 19 69 W13G18 30.15R WCI 18 TC -2
LANSING* CLOUDY 29 19 64 NW9 30.14R WCI 21 TC -2
NORTHERLY ISL* N/A 29 19 66 NW8 N/A WCI 21 TC -2
LMZ740>746-212300-
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 28 320/ 8/ 9 N/A
NORTHERLY ISL 29 260/ 7/ 11 N/A
CALUMET HARBOR 260/ 4/ 10 1019.5
BURNS HARBOR 29 280/ 5/ 7 1020.3S
MICHIGAN CITY 29 290/ 13/ 14 1020.4R
ILZ025>027-034>036-040-047-049-050-058-095>099-212300-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY SUNNY 36 14 40 NW15 30.23R WCI 27 TC 2
MACOMB* SUNNY 34 13 43 NW21 30.25R WCI 22 TC 1
ILZ028>032-037-038-041>044-048-051>054-059>061-212300-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC CLOUDY 31 19 59 NW17G23 30.17S WCI 20 TC 0
BLOOMINGTON PTSUNNY 32 17 54 NW16 30.18R WCI 21 TC 0
DECATUR SUNNY 36 18 48 NW13G24 30.19R WCI 27 TC 2
PEORIA MOSUNNY 32 16 51 W12 30.20R WCI 23 TC 0
LACON* MOSUNNY 32 16 51 NW14G21 30.19R WCI 22 TC 0
LINCOLN* MOSUNNY 37 13 38 W14 30.20R WCI 28 TC 3
SPRINGFIELD SUNNY 38 16 40 NW20G25 30.20R WCI 28 TC 3
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-212300-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN MOSUNNY 35 20 54 NW17G25 30.17R WCI 25 TC 2
DANVILLE* CLOUDY 31 20 63 NW9 30.18R WCI 23 TC 0
MATTOON SUNNY 37 21 52 W14 30.16S WCI 28 TC 3
PARIS* MOSUNNY 35 21 56 W8 30.17S WCI 29 TC 2
ILZ079-100>102-212300-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON MOSUNNY 41 21 45 W14 30.22R TC 5
CAHOKIA* MOSUNNY 42 20 41 NW15 30.22S TC 6
SPARTA* SUNNY 42 21 43 NW8 30.22S TC 6
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-212300-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE SUNNY 40 24 53 NW10 30.21F TC 4
CAIRO* PTSUNNY 44 27 51 N6 30.20F TC 7
EFFINGHAM* SUNNY 39 24 55 W10G16 30.21S WCI 32 TC 4
MARION SUNNY 37 23 56 NW12 30.21S WCI 30 TC 3
MT. VERNON SUNNY 39 22 50 VRB6 30.21S WCI 35 TC 4
SALEM* SUNNY 41 23 49 W14 30.21S TC 5
ILZ067-068-072-073-078-083-087-091-212300-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE CLOUDY 37 21 52 W14 30.19R WCI 28 TC 3
FLORA* SUNNY 39 23 52 NW14G20 30.20F WCI 31 TC 4
FAIRFIELD* PTSUNNY 38 21 50 W7 30.21S WCI 33 TC 4
HARRISBURG* CLOUDY 39 21 49 NW10 30.21S WCI 32 TC 4
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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