341
ASUS43 KLOT 121256
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
800 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.
ILZ001-002-007-009-015-016-024-121400-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE PTSUNNY 64 56 75 S17G25 29.92S TC 18
ILZ003-004-008-010-011-017-018-121400-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLOUDY 60 54 80 S12 29.96F TC 16
ILZ005-006-012>014-019>023-121400-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE PTSUNNY 62 52 69 S12G26 29.99F TC 17
CHICAGO-MIDWAY NOT AVBL
AURORA PTSUNNY 58 53 84 S10 30.00S TC 14
WAUKEGAN PTSUNNY 62 52 69 SW20G26 29.96S TC 17
DUPAGE AIRPORT PTSUNNY 61 53 75 S16G28 29.99F TC 16
WHEELING PTSUNNY 63 53 70 S14G24 30.00S TC 17
ROMEOVILLE* SUNNY 63 55 77 S21G31 30.02F TC 17
NORTHERLY ISL* N/A 61 50 67 S14 N/A TC 16
LMZ740>746-121400-
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 46 40 290/ 12/ 16 1018.4R 2/ 4
HARRISON CRIB 61 200/ 27/ 30 N/A
NORTHERLY ISL 60 190/ 13/ 17 N/A
CALUMET HARBOR 170/ 13/ 22 1016.4
BURNS HARBOR 58 190/ 10/ 15 1017.9S
MICHIGAN CITY 59 170/ 17/ 22 1016.3F
ST. JOSEPH BUOY 53 170/ 14/ 17 1018.0F 2/ 3
ILZ025>027-034>036-040-047-049-050-058-095>099-121400-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ILZ028>032-037-038-041>044-048-051>054-059>061-121400-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PEORIA NOT AVBL
SPRINGFIELD MOSUNNY 64 55 72 S15 30.06R TC 18
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-121400-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ILZ079-100>102-121400-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON SUNNY 64 55 72 S14 30.09R TC 18
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-121400-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE MOSUNNY 65 56 72 S7 30.15R TC 18
MARION SUNNY 66 55 68 S9 30.16R TC 19
ILZ067-068-072-073-078-083-087-091-121400-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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