001
ASUS43 KLOT 120901
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
400 AM CDT THU MAR 12 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.
ILZ001-002-007-009-015-016-024-121000-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLEAR 29 23 78 W8 30.21F WCI 21 TC -2
STERLING* CLEAR 28 25 88 W9 30.20F WCI 19 TC -2
SAVANNA* CLEAR 32 24 72 W5 30.20F WCI 27 TC 0
ILZ003-004-008-010-011-017-018-121000-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD PTCLDY 29 23 78 W6 30.17F WCI 23 TC -2
FREEPORT* CLEAR 30 25 81 W7 30.18F WCI 23 TC -1
ROCHELLE* CLEAR 28 24 84 SW9 30.18S WCI 19 TC -2
PERU* CLEAR 32 26 79 W7 30.20F WCI 26 TC 0
ILZ005-006-012>014-019>023-121000-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE CLEAR 31 22 69 W6 30.14F WCI 25 TC -1
CHICAGO-MIDWAY PTCLDY 30 23 75 W8 30.16F WCI 22 TC -1
AURORA CLEAR 28 25 88 W6 30.16F WCI 22 TC -2
JOLIET* CLEAR 31 27 86 CALM 30.19F TC -1
WAUKEGAN CLEAR 27 21 78 W6 30.12F WCI 20 TC -3
DUPAGE AIRPORT CLEAR 30 23 75 W8 30.15F WCI 22 TC -1
WHEELING PTCLDY 30 22 72 SW3 30.15F TC -1
MORRIS* CLEAR 29 26 86 W7 30.18F WCI 22 TC -1
LANSING* CLEAR 30 24 78 W7 30.18S WCI 23 TC -1
NORTHERLY ISL* N/A 33 23 67 W8 N/A WCI 26 TC 1
LMZ740>746-121000-
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 35 270/ 13/ 16 N/A
NORTHERLY ISL 34 260/ 5/ 9 N/A
CALUMET HARBOR 31 220/ 4/ 7 1021.0
BURNS HARBOR 36 270/ 7/ 8 1021.7S
MICHIGAN CITY 35 260/ 13/ 14 1021.2F
ILZ025>027-034>036-040-047-049-050-058-095>099-121000-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY CLEAR 31 25 78 SW5 30.28F WCI 26 TC -1
GALESBURG* CLEAR 30 29 95 W7 30.24F WCI 23 TC -1
MACOMB* CLEAR 30 28 90 W8 30.28F WCI 23 TC -1
JACKSONVILLE* CLEAR 31 25 78 W6 30.28F WCI 25 TC 0
PITTSFIELD* CLEAR 34 27 74 W5 30.30F WCI 30 TC 1
ILZ028>032-037-038-041>044-048-051>054-059>061-121000-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC CLEAR 30 26 86 W7 30.22F WCI 23 TC -1
BLOOMINGTON CLEAR 30 26 85 W9 30.23F WCI 22 TC -1
DECATUR CLEAR 34 26 72 NW12 30.24F WCI 25 TC 1
PEORIA CLEAR 30 25 81 W5 30.24F WCI 25 TC -1
LACON* CLEAR 27 22 80 S6 30.22F WCI 21 TC -3
LINCOLN* CLEAR 33 24 70 NW5 30.26F WCI 28 TC 1
SPRINGFIELD FLURRIES 33 27 78 NW8 30.26F WCI 26 TC 1
TAYLORVILLE CLEAR 36 27 69 NW8 30.27F WCI 29 TC 2
ILZ033-039-045-046-055>057-062-063-121000-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN CLEAR 32 27 81 NW9 30.21F WCI 24 TC 0
DANVILLE* CLEAR 32 28 87 W7 30.22S WCI 25 TC 0
RANTOUL* CLEAR 32 27 80 NW10 30.21F WCI 24 TC 0
MATTOON CLEAR 32 28 85 W10 30.23F WCI 24 TC 0
PARIS* CLEAR 31 29 94 CALM 30.23F TC -1
ILZ079-100>102-121000-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
BELLEVILLE CLEAR 35 30 80 CALM 30.28F TC 2
CAHOKIA* CLEAR 36 26 67 W6 30.30F WCI 31 TC 2
SPARTA* CLEAR 35 31 85 NW3 30.32S TC 2
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-121000-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE PTCLDY 36 30 79 NW7 30.30R WCI 30 TC 2
CAIRO* MOCLDY 40 31 72 N10 30.31R TC 4
EFFINGHAM* CLEAR 32 30 92 W5 30.28S WCI 28 TC 0
MARION PTCLDY 37 26 65 N7 30.30R WCI 31 TC 3
MT. VERNON CLEAR 34 28 79 CALM 30.29S TC 1
CENTRALIA* CLEAR 35 30 82 NW3 30.29S TC 2
SALEM* CLEAR 35 31 83 NW6 30.28S WCI 30 TC 2
ILZ067-068-072-073-078-083-087-091-121000-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE CLEAR 35 28 75 NW10 30.24F WCI 27 TC 2
FLORA* CLEAR 34 30 86 NW8 30.27F WCI 27 TC 1
FAIRFIELD* CLEAR 36 28 71 NW5 30.28R WCI 32 TC 2
HARRISBURG* PTCLDY 36 28 71 N6 30.29R WCI 31 TC 2
ROBINSON* CLEAR 36 32 87 NW8 30.24S WCI 29 TC 2
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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