638
ASUS43 KLOT 210801
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
200 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.
ILZ001-002-007-009-015-016-024-210900-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLEAR 19 14 81 W9 30.06F WCI 8 TC -7
STERLING* CLEAR 20 18 92 W9 30.06R WCI 9 TC -7
SAVANNA* CLOUDY 22 16 79 NW5 30.06R WCI 16 TC -6
ILZ003-004-008-010-011-017-018-210900-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLOUDY 24 18 77 W9 30.03R WCI 14 TC -4
PERU* CLEAR 21 16 79 W8 30.05S WCI 12 TC -6
ILZ005-006-012>014-019>023-210900-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE CLOUDY 26 18 71 W13 29.99R WCI 15 TC -3
CHICAGO-MIDWAY CLOUDY 27 19 72 W12 30.01R WCI 17 TC -3
AURORA CLOUDY 25 19 78 NW10 30.01R WCI 15 TC -4
JOLIET* CLOUDY 28 20 73 CALM 30.04S TC -2
WAUKEGAN CLEAR 26 20 77 W8 29.96R WCI 18 TC -3
DUPAGE AIRPORT CLOUDY 24 18 77 W12 30.00R WCI 13 TC -4
WHEELING PTCLDY 26 20 77 W10 30.00R WCI 16 TC -3
MORRIS* CLOUDY 25 19 78 W10 30.03S WCI 15 TC -4
ROMEOVILLE* CLOUDY 27 21 80 W7G15 30.03R WCI 19 TC -3
LANSING* CLOUDY 26 19 73 W9 30.02R WCI 17 TC -3
NORTHERLY ISL* N/A 27 20 75 W12 N/A WCI 17 TC -3
LMZ740>746-210900-
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 28 270/ 19/ 22 N/A
NORTHERLY ISL 28 290/ 6/ 12 N/A
CALUMET HARBOR 27 230/ 5/ 8 1015.3
BURNS HARBOR 28 260/ 9/ 11 1015.9R
MICHIGAN CITY 29 260/ 17/ 20 1015.4R
ILZ025>027-034>036-040-047-049-050-058-095>099-210900-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY PTCLDY 21 17 84 N6 30.08R WCI 13 TC -6
GALESBURG* CLEAR 17 17 97 W6 30.08R WCI 9 TC -8
MACOMB* PTCLDY 20 15 79 NW10 30.09S WCI 9 TC -6
JACKSONVILLE* PTCLDY 22 17 78 NW7 30.08R WCI 14 TC -5
ILZ028>032-037-038-041>044-048-051>054-059>061-210900-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC CLEAR 21 16 83 W10 30.04F WCI 10 TC -6
BLOOMINGTON CLEAR 21 17 84 NW12 30.03F WCI 9 TC -6
DECATUR CLEAR 24 18 77 NW12 30.04F WCI 13 TC -4
PEORIA CLEAR 21 15 78 NW6 30.06F WCI 13 TC -6
LACON* CLEAR 19 14 78 CALM 30.06F TC -7
LINCOLN* PTCLDY 23 15 72 NW3 30.07S TC -5
SPRINGFIELD PTCLDY 23 17 78 NW7 30.06S WCI 15 TC -5
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-210900-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN CLEAR 22 18 85 NW10 30.03F WCI 11 TC -6
DANVILLE* MOCLDY 23 19 85 NW13G18 30.04S WCI 12 TC -5
MATTOON CLEAR 25 21 85 NW8 30.04R WCI 16 TC -4
PARIS* CLEAR 26 21 80 CALM 30.04R TC -3
ILZ079-100>102-210900-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON CLEAR 31 21 67 CALM 30.09R TC -1
BELLEVILLE MOCLDY 31 24 73 N3 30.07R TC 0
CAHOKIA* CLOUDY 32 23 69 E5 30.09R WCI 27 TC 0
SPARTA* CLOUDY 34 27 75 CALM 30.08F TC 1
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-210900-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE MOCLDY 37 27 67 E3 30.07F TC 3
CAIRO* CLOUDY 44 31 60 NE5 30.06F TC 7
EFFINGHAM* MOCLDY 30 23 74 NW3 30.09R TC -1
MARION MOCLDY 37 25 62 CALM 30.09S TC 3
MT. VERNON MOCLDY 32 27 81 CALM 30.09R TC 0
SALEM* MOCLDY 32 25 75 N3 30.09R TC 0
ILZ067-068-072-073-078-083-087-091-210900-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE PTCLDY 30 24 78 SW6 30.09R WCI 24 TC -1
FLORA* PTCLDY 30 23 74 CALM 30.09R TC -1
FAIRFIELD* MOCLDY 33 24 69 CALM 30.10R TC 1
HARRISBURG* MOCLDY 37 27 66 N3 30.09S TC 3
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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