275
ASUS43 KLOT 171856
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
200 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.
ILZ001-002-007-009-015-016-024-172000-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE PTSUNNY 82 67 60 S16G30 29.75F HX 84 TC 28
ILZ003-004-008-010-011-017-018-172000-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLOUDY 82 65 56 S15G28 29.81R HX 84 TC 28
PERU* PTSUNNY 84 64 51 S28G33 29.80F HX 86 TC 29
ILZ005-006-012>014-019>023-172000-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE PTSUNNY 84 62 47 S22G36 29.80F HX 85 TC 29
CHICAGO-MIDWAY NOT AVBL
AURORA PTSUNNY 85 63 47 S25G35 29.81S HX 86 TC 29
WAUKEGAN CLOUDY 57 52 83 NE7 29.83F TC 14
DUPAGE AIRPORT PTSUNNY 83 63 50 S24G38 29.80F HX 84 TC 28
WHEELING PTSUNNY 84 63 49 S18G38 29.81F HX 85 TC 29
MORRIS* PTSUNNY 84 63 48 S20G31 29.81F HX 85 TC 29
ROMEOVILLE* MOSUNNY 84 68 58 S18G26 29.82F HX 87 TC 29
NORTHERLY ISL* N/A 79 60 52 S16 N/A HX 80 TC 26
LMZ740>746-172000-
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 1006.7R 1/ 3
WAUKEGAN HARBOR 48 52 310/ 10/ 12 1011.6F 1/ 2
HARRISON CRIB 60 90/ 4/ 4 N/A
NORTHERLY ISL 62 70/ 2/ 5 N/A
CALUMET HARBOR 170/ 15/ 22 1011.5
BURNS HARBOR 83 200/ 12/ 18 1012.2F
MICHIGAN CITY 83 190/ 21/ 27 1009.9F
ST. JOSEPH BUOY 67 190/ 8/ 10 1013.1F 1
ILZ025>027-034>036-040-047-049-050-058-095>099-172000-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ILZ028>032-037-038-041>044-048-051>054-059>061-172000-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PEORIA NOT AVBL
SPRINGFIELD PTSUNNY 82 67 60 S20G31 29.85F HX 84 TC 28
TAYLORVILLE PTSUNNY 81 66 61 S14G29 29.90F HX 83 TC 27
ILZ033-039-045-046-055>057-062-063-172000-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ILZ079-100>102-172000-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON MOSUNNY 84 66 54 S22G35 29.88F HX 86 TC 29
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-172000-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE MOSUNNY 85 64 49 S20G32 29.93F HX 86 TC 29
MARION MOSUNNY 84 64 51 S21 29.96F HX 86 TC 29
ILZ067-068-072-073-078-083-087-091-172000-
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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