552
ASUS43 KLOT 211608
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
1000 AM 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.
ILZ001-002-007-009-015-016-024-211700-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE NOT AVBL
STERLING* PTSUNNY 24 20 84 W13 30.18R WCI 12 TC -4
SAVANNA* CLOUDY 24 17 73 W8 30.19R WCI 15 TC -4
ILZ003-004-008-010-011-017-018-211700-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLOUDY 26 18 71 NW8 30.14S WCI 18 TC -3
FREEPORT* CLOUDY 25 18 74 NW9 30.16 WCI 15 TC -4
ROCHELLE* CLOUDY 25 17 69 W12 30.15R WCI 15 TC -4
PERU* CLOUDY 25 19 80 W12 30.18R HAZE WCI 14
ILZ005-006-012>014-019>023-211700-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE CLOUDY 28 19 69 W8 30.11R WCI 20 TC -2
CHICAGO-MIDWAY CLOUDY 28 19 69 W7 30.13R WCI 21 TC -2
AURORA CLOUDY 26 19 74 NW12 30.13R WCI 16 TC -3
JOLIET* CLOUDY 28 20 72 CALM 30.16R TC -2
WAUKEGAN CLOUDY 28 20 71 W7 30.09S WCI 21 TC -2
DUPAGE AIRPORT CLOUDY 26 19 74 W7 30.12R WCI 18 TC -3
KANKAKEE* CLOUDY 25 19 76 W9 30.16S WCI 16 TC -4
WHEELING CLOUDY 28 19 69 W8 30.12R WCI 20 TC -2
MORRIS* CLOUDY 26 19 75 W9 30.16R WCI 17 TC -3
ROMEOVILLE* CLOUDY 27 19 74 NW8 30.15R WCI 18 TC -3
LANSING* CLOUDY 28 19 69 W7 30.14R WCI 21 TC -2
NORTHERLY ISL* N/A 28 19 69 SW9 N/A WCI 19 TC -2
LMZ740>746-211700-
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 28 250/ 11/ 12 N/A
NORTHERLY ISL 27 240/ 7/ 9 N/A
CALUMET HARBOR 27 230/ 6/ 8 1019.6R
BURNS HARBOR 27 260/ 5/ 7 1020.3R
MICHIGAN CITY 27 250/ 15/ 17 1020.0S
ILZ025>027-034>036-040-047-049-050-058-095>099-211700-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY CLOUDY 27 16 63 NW14 30.22R WCI 16 TC -3
GALESBURG* PTSUNNY 21 20 96 NW10 30.21R WCI 10 TC -6
MACOMB* PTSUNNY 24 16 71 NW10 30.23S WCI 14 TC -4
JACKSONVILLE* PTSUNNY 28 16 58 NW14 30.21R WCI 17 TC -2
ILZ028>032-037-038-041>044-048-051>054-059>061-211700-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC CLOUDY 22 17 82 W13 30.18S WCI 10 TC -5
BLOOMINGTON PTSUNNY 25 18 74 W15 30.17S WCI 13 TC -4
DECATUR CLOUDY 26 16 65 NW13 30.17F WCI 15 TC -3
PEORIA CLOUDY 22 16 78 NW7 30.19F WCI 13 TC -6
LACON* CLOUDY 22 15 75 W8 30.19S WCI 13 TC -5
LINCOLN* CLOUDY 26 14 61 NW8 30.19F WCI 17 TC -3
SPRINGFIELD CLOUDY 27 16 63 NW9 30.19S WCI 18 TC -3
TAYLORVILLE CLOUDY 29 19 64 NW12 30.20S WCI 20 TC -1
ILZ033-039-045-046-055>057-062-063-211700-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN CLOUDY 26 18 71 NW18 30.15S WCI 13 TC -3
DANVILLE* CLOUDY 28 20 72 NW10 30.16R WCI 18 TC -2
RANTOUL* CLOUDY 26 19 74 NW14 30.16R WCI 14 TC -4
MATTOON CLOUDY 29 21 72 NW14 30.16S WCI 18 TC -2
PARIS* PTSUNNY 29 21 72 NW12 30.17R WCI 19 TC -2
ILZ079-100>102-211700-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON PTSUNNY 30 19 64 N8 30.21F WCI 23 TC -1
BELLEVILLE FLURRIES 31 22 68 N9 30.18F WCI 23 TC 0
CAHOKIA* CLOUDY 30 21 69 N7 30.20F WCI 23 TC -1
SPARTA* CLOUDY 31 22 69 N9 30.21S WCI 23 TC -1
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-211700-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE CLOUDY 35 24 64 N9 30.18R WCI 28 TC 2
CAIRO* CLOUDY 39 26 58 N10 30.16R WCI 33 TC 4
EFFINGHAM* PTSUNNY 30 21 69 NW14 30.21S WCI 19 TC -1
MARION PTSUNNY 37 23 56 N12 30.17S WCI 30 TC 3
MT. VERNON CLOUDY 32 21 64 N8 30.19S WCI 25 TC 0
SALEM* CLOUDY 32 21 65 N12 30.19S WCI 23 TC 0
ILZ067-068-072-073-078-083-087-091-211700-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE SUNNY 34 21 59 NW12 30.17R WCI 25 TC 1
FLORA* MOSUNNY 32 21 64 N16 30.20S WCI 21 TC 0
FAIRFIELD* MOSUNNY 34 22 62 N12 30.18S WCI 25 TC 1
HARRISBURG* MOSUNNY 38 23 53 N10 30.18S WCI 31 TC 4
ROBINSON* MOSUNNY 30 23 74 NW15 30.17R WCI 19 TC -1
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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