359
ASUS43 KLOT 122010
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
300 PM 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.
ILZ001-002-007-009-015-016-024-122100-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLOUDY 46 24 42 S12 30.09F TC 8
STERLING* CLOUDY 45 22 40 SW9 30.11F TC 7
SAVANNA* CLOUDY 44 23 44 SW12 30.10F TC 6
ILZ003-004-008-010-011-017-018-122100-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD PTSUNNY 45 17 32 SW14G25 30.11F TC 7
FREEPORT* PTSUNNY 44 21 40 SW13 30.10F TC 6
ROCHELLE* PTSUNNY 44 25 47 SW15G21 30.11F TC 7
PERU* PTSUNNY 46 27 47 SW12 30.13F TC 8
ILZ005-006-012>014-019>023-122100-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE MOSUNNY 44 22 41 W8G21 30.10F TC 7
CHICAGO-MIDWAY MOSUNNY 44 21 40 W10 30.12F TC 7
AURORA MOSUNNY 45 27 49 W15 30.11F TC 7
JOLIET* SUNNY 46 26 45 W5 30.14F TC 8
WAUKEGAN SUNNY 44 20 38 W10G22 30.08F TC 7
DUPAGE AIRPORT SUNNY 43 25 49 W13 30.10F TC 6
KANKAKEE* MOSUNNY 46 25 45 W12G20 30.16F TC 8
WHEELING SUNNY 44 19 36 W8G17 30.11F TC 7
MORRIS* MOSUNNY 45 23 42 W9G17 30.14F TC 7
ROMEOVILLE* SUNNY 45 27 49 W10G16 30.14F TC 7
LANSING* SUNNY 44 22 41 W10G18 30.14F TC 7
NORTHERLY ISL* N/A 44 18 35 W2 N/A TC 7
LMZ740>746-122100-
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 39 130/ 10/ 11 N/A
NORTHERLY ISL 43 190/ 6/ 13 N/A
CALUMET HARBOR 44 260/ 10 1019.9F
BURNS HARBOR 41 60/ 3/ 3 1021.3F
MICHIGAN CITY 37 230/ 3/ 3 1021.1F
ILZ025>027-034>036-040-047-049-050-058-095>099-122100-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY PTSUNNY 50 25 37 SW14 30.11F TC 10
GALESBURG* CLOUDY 45 32 60 SW14 30.12F TC 7
MACOMB* CLOUDY 46 28 50 SW14 30.15F TC 8
JACKSONVILLE* CLOUDY 48 24 38 SW10 30.18F TC 9
PITTSFIELD* PTSUNNY 51 23 34 SW13 30.16F TC 10
ILZ028>032-037-038-041>044-048-051>054-059>061-122100-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC MOSUNNY 46 26 45 W16 30.16F TC 8
BLOOMINGTON PTSUNNY 47 26 44 W13G22 30.17F TC 8
DECATUR PTSUNNY 47 25 42 SW13G21 30.18F TC 8
PEORIA CLOUDY 46 22 38 SW13G22 30.15F TC 8
LACON* PTSUNNY 47 20 35 SW10 30.14F TC 8
LINCOLN* CLOUDY 48 22 36 SW7 30.19F TC 9
SPRINGFIELD CLOUDY 48 26 42 W10 30.19F TC 9
TAYLORVILLE PTSUNNY 48 27 43 W9G17 30.21F TC 9
ILZ033-039-045-046-055>057-062-063-122100-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN MOSUNNY 48 28 46 W14 30.18F TC 9
DANVILLE* MOSUNNY 47 27 45 W15 30.19F TC 9
RANTOUL* MOSUNNY 47 26 44 W12 30.18F TC 8
MATTOON SUNNY 47 27 45 W10 30.19F TC 8
PARIS* MOSUNNY 48 27 44 W13G18 30.20F TC 9
ILZ079-100>102-122100-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON SUNNY 52 27 37 S10 30.22F TC 11
BELLEVILLE MOSUNNY 53 28 37 S10 30.21F TC 12
CAHOKIA* MOSUNNY 52 21 29 W9 30.21F TC 11
SPARTA* SUNNY 50 24 35 SW6 30.24F TC 10
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-122100-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE SUNNY 52 28 39 SE6 30.23F TC 11
CAIRO* SUNNY 53 30 41 S8 30.27F TC 12
EFFINGHAM* MOSUNNY 49 29 45 SW10 30.23F TC 10
MARION MOSUNNY 52 27 37 NW6 30.25F TC 11
MT. VERNON MOSUNNY 51 33 50 SW8 30.23F TC 11
CENTRALIA* SUNNY 51 31 47 SW10 30.23F TC 10
SALEM* MOSUNNY 51 31 46 W6G16 30.23F TC 10
ILZ067-068-072-073-078-083-087-091-122100-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE SUNNY 50 28 42 W15 30.22F TC 10
FLORA* MOSUNNY 50 30 46 W9 30.23F TC 10
FAIRFIELD* MOSUNNY 50 25 37 W7 30.24F TC 10
HARRISBURG* SUNNY 51 24 34 W8 30.26F TC 11
ROBINSON* MOSUNNY 48 32 53 W10G20 30.21F TC 9
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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