448
ASUS43 KLOT 180356
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
1100 PM CDT SUN MAY 17 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.
ILZ001-002-007-009-015-016-024-180500-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLEAR 77 64 64 S12 29.77R TC 25
ILZ003-004-008-010-011-017-018-180500-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD NOT AVBL
PERU* CLEAR 77 63 61 S14G21 29.81R TC 25
ILZ005-006-012>014-019>023-180500-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE PTCLDY 78 61 55 S13G26 29.82R HX 80 TC 26
CHICAGO-MIDWAY NOT AVBL
AURORA CLEAR 77 62 59 S16G26 29.83R TC 25
WAUKEGAN PTCLDY 57 53 86 E3 29.83R TC 14
DUPAGE AIRPORT PTCLDY 78 62 57 S21G31 29.82R HX 80 TC 26
WHEELING PTCLDY 78 61 55 S16G25 29.83R HX 80 TC 26
MORRIS* PTCLDY 77 63 61 S17G23 29.83R TC 25
NORTHERLY ISL* N/A 78 58 49 S14 N/A TC 26
LMZ740>746-180500-
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 48 1006.8R 1/ 4
WAUKEGAN HARBOR 52 51 330/ 6/ 10 1010.8R 2/ 4
HARRISON CRIB 75 180/ 24/ 27 N/A
NORTHERLY ISL 78 180/ 12/ 22 N/A
CALUMET HARBOR 78 170/ 13/ 20 1010.6
BURNS HARBOR 77 180/ 8/ 12 1011.9S
MICHIGAN CITY 78 160/ 12/ 17 1009.8F
ST. JOSEPH BUOY 62 170/ 6/ 8 1012.7F 2/ 4
ILZ025>027-034>036-040-047-049-050-058-095>099-180500-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ILZ028>032-037-038-041>044-048-051>054-059>061-180500-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PEORIA NOT AVBL
SPRINGFIELD CLEAR 75 64 68 S14 29.84R TC 24
TAYLORVILLE CLEAR 73 63 68 S13 29.87R TC 23
ILZ033-039-045-046-055>057-062-063-180500-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ILZ079-100>102-180500-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-180500-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE CLEAR 76 58 53 S12 29.93S TC 24
ILZ067-068-072-073-078-083-087-091-180500-
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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