310
ASUS43 KLOT 180156
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
900 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.
ILZ001-002-007-009-015-016-024-180300-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLEAR 80 64 58 S17G25 29.69F HX 82 TC 27
ILZ003-004-008-010-011-017-018-180300-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD NOT AVBL
PERU* CLOUDY 81 63 54 S16G23 29.79S HX 82 TC 27
ILZ005-006-012>014-019>023-180300-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE MOCLDY 80 61 52 S16G25 29.80F HX 81 TC 27
CHICAGO-MIDWAY NOT AVBL
AURORA PTCLDY 79 63 57 S17 29.81S HX 80 TC 26
WAUKEGAN PTCLDY 54 50 86 NE5 29.81R TC 12
DUPAGE AIRPORT PTCLDY 78 63 59 S18G31 29.81S HX 80 TC 26
WHEELING MOCLDY 79 62 56 S17G28 29.82S HX 80 TC 26
MORRIS* CLOUDY 81 63 54 S17G23 29.82S HX 82 TC 27
NORTHERLY ISL* N/A 79 58 48 S20 N/A HX 80 TC 26
LMZ740>746-180300-
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 1007.1F 1/ 5
WAUKEGAN HARBOR 51 52 10/ 4/ 8 1010.4S 1/ 4
HARRISON CRIB 78 200/ 27/ 31 N/A
NORTHERLY ISL 80 190/ 20/ 23 N/A
CALUMET HARBOR 80 170/ 15/ 25 1010.5F
BURNS HARBOR 78 190/ 9/ 12 1011.9R
MICHIGAN CITY 80 180/ 16/ 19 1009.4R
ST. JOSEPH BUOY 65 180/ 10/ 12 1012.3R 2/ 3
ILZ025>027-034>036-040-047-049-050-058-095>099-180300-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ILZ028>032-037-038-041>044-048-051>054-059>061-180300-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PEORIA NOT AVBL
SPRINGFIELD CLEAR 78 64 61 S14G22 29.82S HX 80 TC 26
TAYLORVILLE CLEAR 77 64 65 S16 29.85F TC 25
ILZ033-039-045-046-055>057-062-063-180300-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ILZ079-100>102-180300-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON CLEAR 79 63 57 S21 29.85S HX 80 TC 26
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-180300-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE CLEAR 78 58 49 S9 29.92R TC 26
ILZ067-068-072-073-078-083-087-091-180300-
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