207
ASUS43 KLOT 121410
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
900 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.
ILZ001-002-007-009-015-016-024-121500-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE PTSUNNY 67 57 70 S16G30 29.91F TC 19
STERLING* PTSUNNY 64 57 78 VRB7 29.95F TC 18
SAVANNA* PTSUNNY 65 56 74 S14 29.91F TC 18
ILZ003-004-008-010-011-017-018-121500-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLOUDY 62 55 77 S13G23 29.95F TC 17
FREEPORT* CLOUDY 62 59 87 SW15G21 29.94F TC 17
ROCHELLE* PTSUNNY 61 54 77 S16 29.97S TC 16
DE KALB* CLOUDY 59 55 87 S17 29.99S TC 15
ILZ005-006-012>014-019>023-121500-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE CLOUDY 65 53 65 S15G25 29.98F TC 18
CHICAGO-MIDWAY PTSUNNY 66 55 67 SW17G29 30.01F TC 19
AURORA PTSUNNY 62 55 77 S8 29.99F TC 17
JOLIET* PTSUNNY 67 56 67 SW13G20 30.02R TC 20
WAUKEGAN PTSUNNY 65 54 67 SW18G29 29.95F TC 18
DUPAGE AIRPORT PTSUNNY 61 54 77 S14 29.98F TC 16
KANKAKEE* MOSUNNY 66 55 67 S15G21 30.06F TC 19
WHEELING PTSUNNY 66 54 65 S18G28 29.99F TC 19
MORRIS* PTSUNNY 66 55 68 SW17G24 30.01S TC 19
ROMEOVILLE* SUNNY 66 57 72 S24G31 30.02S TC 19
LANSING* PTSUNNY 65 54 67 S16G28 30.04S TC 19
NORTHERLY ISL* N/A 65 52 62 S16 N/A TC 18
LMZ740>746-121500-
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 40 350/ 16/ 21 1025.3 2/ 4
HARRISON CRIB 64 200/ 25/ 26 N/A
NORTHERLY ISL 63 200/ 18/ 18 N/A
CALUMET HARBOR 63 170/ 11/ 16 1016.2
BURNS HARBOR 62 190/ 11/ 16 1017.6F
MICHIGAN CITY 63 180/ 20/ 23 1016.0F
ST. JOSEPH BUOY 55 180/ 14/ 17 1017.8F 2/ 3
ILZ025>027-034>036-040-047-049-050-058-095>099-121500-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY PTSUNNY 68 56 65 S17G25 29.99S TC 20
GALESBURG* PTSUNNY 66 62 84 S15G23 29.97F TC 19
MACOMB* PTSUNNY 67 58 71 S16 30.00F TC 20
JACKSONVILLE* PTSUNNY 68 55 61 S13G20 30.04S TC 20
PITTSFIELD* PTSUNNY 68 56 66 S12G20 30.04S TC 20
ILZ028>032-037-038-041>044-048-051>054-059>061-121500-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC MOSUNNY 69 55 61 MISG 30.03F TC 21
BLOOMINGTON MOSUNNY 69 57 65 S21G26 30.05F TC 21
DECATUR MOSUNNY 69 56 62 S17G26 30.07F TC 21
PEORIA PTSUNNY 66 56 70 S13G22 30.01F TC 19
LACON* MOSUNNY 69 54 58 SW15G26 29.98F TC 21
LINCOLN* PTSUNNY 70 53 54 S9 30.05F TC 21
SPRINGFIELD PTSUNNY 69 55 60 S17G25 30.05F TC 21
TAYLORVILLE PTSUNNY 68 55 64 S14G20 30.08F TC 20
ILZ033-039-045-046-055>057-062-063-121500-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN MOSUNNY 69 56 62 S20 30.10S TC 21
DANVILLE* SUNNY 69 56 62 S16G22 30.12S TC 21
RANTOUL* MOSUNNY 68 55 62 S17G25 30.09F TC 20
MATTOON MOSUNNY 67 56 67 S13G23 30.11F TC 19
PARIS* MOSUNNY 66 56 68 MISG 30.13F TC 19
ILZ079-100>102-121500-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON SUNNY 68 55 64 S13 30.09S TC 20
BELLEVILLE PTSUNNY 69 59 69 SW10 30.08S TC 21
CAHOKIA* PTSUNNY 68 56 65 S7 30.08F TC 20
SPARTA* PTSUNNY 67 54 64 S9 30.13F TC 19
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-121500-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE PTSUNNY 71 56 58 S13 30.14F TC 22
CAIRO* MOSUNNY 70 56 61 S10 30.18S TC 21
EFFINGHAM* MOSUNNY 69 57 65 S9G16 30.14F TC 21
MARION SUNNY 70 55 60 S12 30.16S TC 21
MT. VERNON PTSUNNY 70 58 65 S13 30.15S TC 21
CENTRALIA* PTSUNNY 71 56 58 S12G20 30.13F TC 22
SALEM* PTSUNNY 72 55 56 S13G18 30.13S TC 22
METROPOLIS* MOSUNNY 70 52 51 S5 30.19S TC 21
ILZ067-068-072-073-078-083-087-091-121500-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE MOSUNNY 69 58 67 S14 30.17R TC 21
FLORA* MOSUNNY 68 57 68 S12 30.15F TC 20
FAIRFIELD* MOSUNNY 69 56 63 S10 30.16S TC 21
HARRISBURG* MOSUNNY 71 53 53 S10 30.17S TC 22
ROBINSON* MOSUNNY 68 59 73 S14 30.15S TC 20
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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