009
ASUS43 KLOT 121256
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
800 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.
ILZ001-002-007-009-015-016-024-121400-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLEAR 27 24 89 SW5 30.24S WCI 22 TC -3
ILZ003-004-008-010-011-017-018-121400-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLEAR 29 23 78 W6 30.21R WCI 23 TC -2
ILZ005-006-012>014-019>023-121400-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE PTCLDY 30 23 75 W6 30.17R WCI 24 TC -1
CHICAGO-MIDWAY NOT AVBL
AURORA CLEAR 30 25 81 W13 30.18S WCI 20 TC -1
WAUKEGAN CLEAR 30 23 75 W6 30.16R WCI 24 TC -1
DUPAGE AIRPORT CLEAR 29 25 85 W8 30.17R WCI 21 TC -2
WHEELING CLEAR 31 24 75 W6 30.19R WCI 25 TC -1
ROMEOVILLE* CLEAR 30 28 93 SW9 30.20S WCI 22 TC -1
NORTHERLY ISL* N/A 32 25 76 W3 N/A TC 0
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)
HARRISON CRIB 33 260/ 15/ 17 N/A
NORTHERLY ISL 32 260/ 6/ 10 N/A
CALUMET HARBOR 220/ 5/ 6 1021.4
BURNS HARBOR 35 250/ 7/ 10 1022.0S
MICHIGAN CITY 34 260/ 19/ 21 1021.5R
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 CLEAR 32 27 81 W9 30.29R WCI 24 TC 0
TAYLORVILLE CLEAR 32 28 86 W8 30.30R WCI 25 TC 0
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 CLEAR 32 27 80 W6 30.32R WCI 26 TC 0
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 CLEAR 33 31 92 CALM 30.33R TC 1
MARION CLEAR 32 30 93 CALM 30.32S TC 0
MT. VERNON PTCLDY 28 27 93 CALM 30.32S TC -2
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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