339
ASUS43 KLOT 172256
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
600 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.
ILZ001-002-007-009-015-016-024-180000-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE MOSUNNY 83 65 54 S17G26 29.72F HX 85 TC 28
ILZ003-004-008-010-011-017-018-180000-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD NOT AVBL
PERU* PTSUNNY 84 63 48 S24G30 29.79S HX 85 TC 29
ILZ005-006-012>014-019>023-180000-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE PTSUNNY 84 62 47 S16G33 29.80R HX 85 TC 29
CHICAGO-MIDWAY NOT AVBL
AURORA PTSUNNY 83 63 50 S17G31 29.80R HX 84 TC 28
WAUKEGAN CLOUDY 59 52 77 E7 29.79F TC 15
DUPAGE AIRPORT PTSUNNY 82 63 52 SW24G35 29.80R HX 83 TC 28
WHEELING PTSUNNY 85 62 46 S23G31 29.81R HX 85 TC 29
MORRIS* PTSUNNY 84 63 48 SW24 29.81S HX 85 TC 29
ROMEOVILLE* MOSUNNY 84 64 51 S25G32 29.82S HX 86 TC 29
NORTHERLY ISL* N/A 84 57 39 S14 N/A HX 83 TC 29
LMZ740>746-180000-
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 1008.2F 1/ 5
WAUKEGAN HARBOR 50 52 340/ 8/ 12 1010.3S 1/ 5
HARRISON CRIB 81 190/ 27/ 30 N/A
NORTHERLY ISL 85 160/ 17/ 26 N/A
CALUMET HARBOR 190/ 16/ 22 1009.8
BURNS HARBOR 82 190/ 12/ 18 1010.8R
MICHIGAN CITY 83 170/ 13/ 17 1008.4F
ST. JOSEPH BUOY 67 200/ 12/ 14 1011.4F 2/ 3
ILZ025>027-034>036-040-047-049-050-058-095>099-180000-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ILZ028>032-037-038-041>044-048-051>054-059>061-180000-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PEORIA NOT AVBL
SPRINGFIELD SUNNY 84 63 49 S23G32 29.81S HX 85 TC 29
TAYLORVILLE SUNNY 82 64 54 S20G26 29.84R HX 84 TC 28
ILZ033-039-045-046-055>057-062-063-180000-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ILZ079-100>102-180000-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON MOSUNNY 84 63 48 S18G31 29.84F HX 85 TC 29
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-180000-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE SUNNY 86 62 44 S15G24 29.90S HX 86 TC 30
MARION SUNNY 84 63 48 S17G25 29.92S HX 85 TC 29
ILZ067-068-072-073-078-083-087-091-180000-
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