155
ASUS43 KLOT 161701
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
1200 PM CDT SAT MAY 16 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.
ILZ001-002-007-009-015-016-024-161800-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE PTSUNNY 78 63 59 S8 29.88R HX 80 TC 26
ILZ003-004-008-010-011-017-018-161800-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD PTSUNNY 78 60 53 SW13G20 29.88S TC 26
PERU* SUNNY 79 63 57 S13 29.91R HX 80 TC 26
ILZ005-006-012>014-019>023-161800-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE MOSUNNY 76 60 57 SW12 29.88R TC 24
CHICAGO-MIDWAY MOSUNNY 77 60 55 SW12G21 29.90R TC 25
AURORA MOSUNNY 77 62 59 SW12G24 29.90R TC 25
WAUKEGAN SUNNY 76 62 62 W10G21 29.87R TC 24
DUPAGE AIRPORT MOSUNNY 75 63 66 SW14G22 29.90R TC 24
WHEELING MOSUNNY 78 61 55 W13G20 29.89R HX 80 TC 26
MORRIS* SUNNY 77 61 57 SW13 29.91S TC 25
ROMEOVILLE* MOSUNNY 77 64 65 SW14G23 29.92R TC 25
NORTHERLY ISL* N/A 76 55 48 S10 N/A TC 24
LMZ740>746-161800-
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 49 1023.3R 1/ 4
WAUKEGAN HARBOR 68 52 250/ 6/ 10 1012.5R 1
HARRISON CRIB 73 220/ 15/ 16 N/A
NORTHERLY ISL 75 210/ 6/ 11 N/A
CALUMET HARBOR 75 210/ 11/ 14 1012.1R
BURNS HARBOR 73 230/ 6/ 10 1013.5R
MICHIGAN CITY 67 240/ 19/ 20 1011.0R
ST. JOSEPH BUOY 56 270/ 8/ 10 1013.2R 1/ 3
ILZ025>027-034>036-040-047-049-050-058-095>099-161800-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY PTSUNNY 68 65 90 SE10 29.89R TC 20
ILZ028>032-037-038-041>044-048-051>054-059>061-161800-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
DECATUR TSTM 67 64 90 MISG 29.99R FOG TC 19
PEORIA CLOUDY 74 64 71 S17G26 29.91R TC 23
SPRINGFIELD LGT RAIN 68 64 87 S16 29.92F TC 20
TAYLORVILLE PTSUNNY 70 63 78 W9 29.96R THUNDER TC 21
ILZ033-039-045-046-055>057-062-063-161800-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN TSTM 71 68 90 SW14 29.97R TC 22
MATTOON CLOUDY 73 68 84 S8 29.96R TC 23
ILZ079-100>102-161800-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON CLOUDY 68 66 94 SE9 29.94R TC 20
BELLEVILLE PTSUNNY 77 73 87 S6 29.92S TC 25
CAHOKIA* PTSUNNY 77 70 79 S6 29.93R TC 25
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-161800-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE PTSUNNY 79 68 69 NW5 29.97R HX 81 TC 26
MARION CLOUDY 79 66 65 S5 29.96S HX 81 TC 26
ILZ067-068-072-073-078-083-087-091-161800-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE CLOUDY 74 67 78 S14 29.98F TC 23
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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