510
ASUS43 KLOT 192256
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
600 PM CDT TUE MAY 19 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.
ILZ001-002-007-009-015-016-024-200000-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLOUDY 61 50 67 NW13 30.08F TC 16
ILZ003-004-008-010-011-017-018-200000-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD PTSUNNY 65 52 62 W18G26 30.04S TC 18
PERU* CLOUDY 64 55 72 W18G25 30.05S TC 18
ILZ005-006-012>014-019>023-200000-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE PTSUNNY 70 59 68 W17G28 29.97R TC 21
CHICAGO-MIDWAY NOT AVBL
AURORA CLOUDY 67 59 75 NW20G26 30.00R TC 19
WAUKEGAN PTSUNNY 69 56 62 W12G26 29.96R TC 21
DUPAGE AIRPORT CLOUDY 67 59 75 W15G28 30.00R TC 19
WHEELING CLOUDY 70 59 68 W18G28 29.99R TC 21
MORRIS* CLOUDY 68 59 73 NW23 30.00R TC 20
ROMEOVILLE* MOSUNNY 72 61 68 W21G28 30.00R TC 22
NORTHERLY ISL* N/A 72 58 61 W12 N/A TC 22
LMZ740>746-200000-
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 1013.9F 1/ 2
WAUKEGAN HARBOR 67 53 280/ 16/ 23 1015.0R 1
WILMETTE BUOY 66 260/ 14/ 19 1016.3R 1/ 3
CHICAGO BUOY 68 53 270/ 14/ 21 1013.5R 1/ 2
HARRISON CRIB 72 270/ 26/ 29 N/A
NORTHERLY ISL 72 250/ 11/ 21 N/A
CALUMET HARBOR 230/ 11/ 20 1014.5
BURNS HARBOR 68 260/ 8/ 9 1015.2R
MICHIGAN CITY 64 230/ 17/ 18 1013.5R
ST. JOSEPH BUOY 59 250/ 12/ 14 1015.3R 2/ 3
ILZ025>027-034>036-040-047-049-050-058-095>099-200000-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ILZ028>032-037-038-041>044-048-051>054-059>061-200000-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PEORIA NOT AVBL
SPRINGFIELD CLOUDY 69 62 78 NW15 30.04S TC 21
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-200000-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ILZ079-100>102-200000-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON CLOUDY 73 66 78 W7 30.05R TC 23
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-200000-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE NOT AVBL
MARION CLOUDY 81 70 69 SW7 30.02F HX 84 TC 27
ILZ067-068-072-073-078-083-087-091-200000-
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
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page