793
ASUS43 KLOT 121503
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
1000 AM CDT SUN APR 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.
ILZ001-002-007-009-015-016-024-121600-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE PTSUNNY 71 58 63 SW18G26 29.89F TC 22
STERLING* PTSUNNY 69 59 70 VRB6 29.93F TC 21
SAVANNA* PTSUNNY 70 57 63 S16G23 29.88F TC 21
ILZ003-004-008-010-011-017-018-121600-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLOUDY 67 57 70 S18G30 29.93F TC 19
FREEPORT* PTSUNNY 66 60 81 S23 29.91F TC 19
ROCHELLE* PTSUNNY 66 56 70 S20G25 29.94F TC 19
DE KALB* PTSUNNY 64 57 78 S18G24 29.96F TC 18
ILZ005-006-012>014-019>023-121600-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE PTSUNNY 69 55 60 S17G35 29.95F TC 21
CHICAGO-MIDWAY PTSUNNY 70 56 61 S20G30 29.98F TC 21
AURORA PTSUNNY 69 57 65 SW17G25 29.96F TC 21
JOLIET* PTSUNNY 71 58 62 SW14 29.99F TC 22
WAUKEGAN PTSUNNY 67 55 65 SW20G35 29.93F TC 19
DUPAGE AIRPORT PTSUNNY 67 57 70 S16 29.96F TC 19
KANKAKEE* MOSUNNY 73 55 53 SW24G31 30.04F TC 23
WHEELING PTSUNNY 67 55 65 SW16G31 29.96F TC 19
MORRIS* PTSUNNY 71 56 60 SW23G30 29.98F TC 22
ROMEOVILLE* SUNNY 70 59 68 S23G33 29.99F TC 21
LANSING* PTSUNNY 69 55 60 SW21G26 30.02F TC 21
NORTHERLY ISL* N/A 69 53 56 S20 N/A TC 21
LMZ740>746-121600-
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)
WINTHROP HARBOR 60 40 350/ 16/ 21 1025.7R 2/ 4
HARRISON CRIB 67 210/ 26/ 29 N/A
NORTHERLY ISL 67 190/ 14/ 20 N/A
CALUMET HARBOR 190/ 10/ 21 1015.5
BURNS HARBOR 66 200/ 11/ 18 1016.9F
MICHIGAN CITY 67 180/ 20/ 24 1015.1F
ST. JOSEPH BUOY 55 190/ 14/ 23 1017.3F 2/ 4
ILZ025>027-034>036-040-047-049-050-058-095>099-121600-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY PTSUNNY 71 57 61 S20G26 29.98F TC 22
MACOMB* PTSUNNY 72 59 63 S17G23 29.99F TC 22
PITTSFIELD* PTSUNNY 70 58 64 S15 30.02F TC 21
ILZ028>032-037-038-041>044-048-051>054-059>061-121600-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC MOSUNNY 74 55 49 MISG 30.01F TC 24
BLOOMINGTON MOSUNNY 73 58 59 S20 30.04F TC 23
DECATUR MOSUNNY 73 57 57 S21G28 30.06F TC 23
PEORIA PTSUNNY 71 57 61 SW18G26 29.99F TC 22
LACON* MOSUNNY 71 55 56 SW18G26 29.98S TC 22
LINCOLN* PTSUNNY 73 53 50 S8G16 30.04S TC 23
SPRINGFIELD PTSUNNY 73 56 54 S18G28 30.03F TC 23
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-121600-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN MOSUNNY 74 56 53 S24G30 30.08F TC 23
DANVILLE* SUNNY 73 57 57 S20 30.10F TC 23
RANTOUL* MOSUNNY 73 55 53 S21G28 30.08S TC 23
MATTOON MOSUNNY 70 56 61 S15G25 30.10F TC 21
PARIS* MOSUNNY 73 55 54 MISG 30.12F TC 23
ILZ079-100>102-121600-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON SUNNY 72 55 56 S14G24 30.07F TC 22
SPARTA* PTSUNNY 71 56 57 S15G22 30.12F TC 22
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-121600-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE PTSUNNY 73 55 53 S15 30.13F TC 23
CAIRO* MOSUNNY 76 57 52 S14 30.17S TC 24
EFFINGHAM* MOSUNNY 72 57 58 S14 30.13F TC 22
MARION SUNNY 73 55 53 S17 30.15F TC 23
MT. VERNON PTSUNNY 71 58 63 SW13 30.14F TC 22
CENTRALIA* PTSUNNY 73 56 55 S14G20 30.12F TC 23
SALEM* PTSUNNY 76 55 47 S14 30.12F TC 24
ILZ067-068-072-073-078-083-087-091-121600-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE MOSUNNY 74 55 51 S15 30.15F TC 23
FLORA* MOSUNNY 73 57 56 S16 30.13F TC 23
FAIRFIELD* MOSUNNY 74 54 50 S13G20 30.14F TC 23
HARRISBURG* MOSUNNY 74 53 47 S12 30.16F TC 23
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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